Preface |
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xxiii | |
How to Use This Book |
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xxv | |
Courses of Different Lengths |
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xxix | |
Acknowledgments |
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xxxi | |
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1 Introduction to Protein Structure and NMR |
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1 | (6) |
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1 | (1) |
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1.2 Structure Determination of Proteins with NMR Spectroscopy |
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2 | (5) |
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2 Basic Principles of NMR |
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7 | (8) |
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7 | (1) |
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2.2 The Physical Basis of NMR Spectroscopy |
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8 | (2) |
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10 | (1) |
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2.4 Introduction to NMR Experiments |
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11 | (4) |
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3 Proteins and NMR Structural Biology |
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15 | (8) |
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15 | (1) |
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15 | (2) |
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17 | (1) |
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17 | (1) |
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18 | (1) |
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19 | (4) |
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4 MBM, SVD, PCA, and RDCs |
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23 | (4) |
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23 | (1) |
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24 | (1) |
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24 | (1) |
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24 | (1) |
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25 | (1) |
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4.3.1 Calculating PCA by SVD |
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25 | (1) |
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25 | (2) |
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5 Principal Components Analysis, Residual Dipolar Couplings, and Their Relationship in NMR Structural Biology |
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27 | (20) |
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27 | (1) |
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28 | (6) |
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5.3 Residual Dipolar Couplings in Structural Biochemistry |
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34 | (4) |
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38 | (5) |
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5.5 Conclusions and Future Work |
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43 | (4) |
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6 Orientational Sampling of Interatomic Vectors |
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47 | (6) |
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47 | (1) |
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47 | (2) |
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47 | (1) |
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6.2.2 Generalized Sampling Parameter |
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48 | (1) |
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48 | (1) |
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6.2.4 Generalized Quality Factor |
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48 | (1) |
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6.2.5 Geometric Representation |
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49 | (1) |
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49 | (2) |
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51 | (2) |
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7 Solution Structures of Native and Denatured Proteins Using RDCs |
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53 | (6) |
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7.1 Determining Native Protein Structure |
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53 | (2) |
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7.1.1 Theoretical Background |
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53 | (1) |
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54 | (1) |
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55 | (1) |
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7.2 Determination of Denatured or Disordered Proteins |
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55 | (4) |
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7.2.1 A Probabilistic Interpretation of Restraints in the Denatured State |
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56 | |
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56 | (2) |
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7.2.3 Applications to Biological Systems |
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58 | (1) |
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59 | (8) |
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59 | (1) |
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8.2 NMR Spectra Used in JIGSAW |
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59 | (1) |
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8.3 Graph Representation of Atom Interactions in NOESY Spectra |
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60 | (1) |
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8.3.1 Graph Representation |
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60 | (1) |
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8.3.2 Graph Constraints for Identifying Secondary Structure |
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61 | (1) |
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8.4 Secondary Structure Pattern Discovery |
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61 | (3) |
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8.5 Assignment by Alignment of Side-Chain Fingerprints |
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64 | (3) |
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8.5.1 Experimental Results |
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65 | (2) |
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67 | (10) |
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67 | (1) |
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9.2 Peptide Backbone Reconstruction |
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68 | (2) |
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68 | (1) |
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68 | (1) |
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69 | (1) |
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69 | (1) |
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9.3 Peptides That Target Transmembrane Helices |
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70 | (1) |
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70 | (1) |
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71 | (1) |
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71 | (6) |
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9.4.1 Types of Monomer Frameworks |
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72 | (1) |
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72 | (1) |
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72 | (1) |
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73 | (4) |
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10 Protein Interface and Active Site Redesign |
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77 | (10) |
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10.1 Minimalist Active Site Redesign |
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77 | (6) |
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78 | (1) |
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10.1.2 Interconverting Homologous Enzymes |
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79 | (1) |
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10.1.3 Introduction of Catalytic Machinery |
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80 | (1) |
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10.1.4 Removal of Catalytic Nucleophiles |
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81 | (1) |
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10.1.5 Partitioning of Reaction Intermediates |
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81 | (1) |
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10.1.6 Controlling Stereo- and Regiochemistry |
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81 | (1) |
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10.1.7 Improving Promiscuity |
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82 | (1) |
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10.2 Protein Domain Interface Redesign via Directed Evolution |
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83 | (4) |
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11 Computational Protein Design |
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87 | (10) |
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87 | (1) |
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11.2 Overview of Methodology |
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87 | (1) |
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88 | (3) |
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11.4 Intuition: Dead-End Elimination |
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91 | (1) |
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92 | (1) |
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11.6 Experimental Validation: Interplay of Computational Protein Design and NMR |
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92 | (5) |
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12 Nonribosomal Code and K Algorithms for Ensemble-Based Protein Design |
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97 | (18) |
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12.1 Nonribosomal Peptide Synthetase (NRPS) Enzymes |
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97 | (1) |
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12.2 K-star (K) Algorithm Basics |
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98 | (4) |
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102 | (3) |
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12.4 Redesigning Enzymes with K |
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105 | (1) |
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12.5 Minimized Dead-End Elimination (minDEE) |
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106 | (1) |
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12.5.1 A Search and minDEE |
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106 | (1) |
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12.6 Backbone Flexibility in DEE for Protein Design |
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107 | (2) |
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12.6.1 Continuous Backbone Flexibility DEE |
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107 | (1) |
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108 | (1) |
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12.7 Application to Negative Design |
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109 | (1) |
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110 | (5) |
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13 RDCs In NMR Structural Biology |
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115 | (4) |
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13.1 Residual Dipolar Couplings |
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115 | (1) |
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13.2 Computational Topics Related to RDCs |
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116 | (3) |
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13.2.1 Assignment Problem |
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116 | (1) |
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13.2.2 Structure Determination Problem |
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116 | (1) |
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13.2.3 Estimation of Alignment Tensor Without Assignments |
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117 | (1) |
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13.2.4 Structural Homology Detection |
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117 | (2) |
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14 Nuclear Vector Replacement |
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119 | (8) |
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119 | (1) |
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14.2 Nuclear Vector Replacement |
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119 | (3) |
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120 | (1) |
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14.2.2 Resonance Assignment |
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121 | (1) |
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14.3 An Expectation/Maximization NVR Algorithm |
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122 | (1) |
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14.4 3D Structural Homology Detection via NVR |
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123 | (1) |
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14.5 Matching Modulo a Group, and Clustering Modulo a Group |
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123 | (4) |
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15 Short Course: Automated NMR Assignment and Protein Structure Determination |
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18 Using Sparse Residual Dipolar Couplings |
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127 | (60) |
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127 | (7) |
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127 | (1) |
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15.1.2 Glossary of Abbreviations |
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128 | (6) |
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129 | |
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16.1 The Power of Exact Solutions |
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134 | (11) |
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16.1.1 Computing the Globally Optimal Solution |
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142 | (2) |
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16.1.2 Limitations and Extensions |
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144 | (1) |
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17.1 NMR Structure Determination Algorithms Using Sparse RDCs |
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145 | (4) |
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17.2 Nuclear Vector Replacement for Automated NMR Assignment and Structure Determination |
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149 | (4) |
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17.3 Protein Fold Determination via Unassigned Residual Dipolar Couplings |
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153 | (2) |
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17.4 Automated NOE Assignment Using a Rotamer Library Ensemble and RDCs |
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155 | (3) |
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17.5 NMR Structure Determination of Symmetric Homo-Oligomers |
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158 | (2) |
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17.6 Applications and Connections to Other Biophysical Methods |
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160 | (1) |
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18.1 Looking Under the Hood: How the Algorithms Work, and Outlook for Future Developments |
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160 | (27) |
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18.1.1 Exact Solutions for Computing Backbone Dihedral Angles from RDCs |
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161 | (5) |
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18.1.2 Nuclear Vector Replacement and Fold Recognition Using Unassigned RDCs |
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166 | (5) |
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18.1.3 Automated NOE Assignment |
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171 | (1) |
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18.1.4 NMR Structure Determination of Symmetric Oligomers |
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172 | (15) |
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19 Proteomic Disease Classification Algorithm |
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187 | (4) |
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19.1 Proteomic Disease Classification |
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187 | (2) |
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187 | (1) |
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19.1.2 Q5: An MSCA Algorithm |
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188 | (1) |
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19.2 Results and Discussion |
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189 | (2) |
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20 Protein Flexibility: Introduction to Inverse Kinematics and the Loop Closure Problem |
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191 | (6) |
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20.1 Loop Closure Problem and Exact Inverse Kinematics |
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191 | (2) |
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20.1.1 Protein Backbone Representations |
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191 | (1) |
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20.1.2 Loop Closure Problem |
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191 | (1) |
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20.1.3 Denavit-Hartenberg Local Frames |
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192 | (1) |
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193 | (1) |
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193 | (1) |
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20.2.2 Algorithm Description |
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193 | (1) |
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20.2.3 Exploring Control Parameters Based on Principal Component Analysis |
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193 | (1) |
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193 | (2) |
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193 | (1) |
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20.3.2 Algorithm Description |
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194 | (1) |
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20.4 Comparisons Between Probik and ChainTweak |
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195 | (2) |
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21 Normal Mode Analysis (NMA) and Rigidity Theory |
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197 | (8) |
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21.1 Normal Mode Analysis |
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197 | (3) |
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197 | (2) |
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21.1.2 Different Normal Modes |
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199 | (1) |
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21.2 Protein Flexibility Predictions Using Graph Theory |
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200 | (5) |
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200 | (1) |
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200 | (1) |
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21.2.3 Pebble Came Analysis |
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201 | (4) |
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22 ROCK and FRODA for Protein Flexibility |
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205 | (8) |
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205 | (3) |
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205 | (1) |
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205 | (1) |
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22.1.3 Conformation Sampling in Single-Ring Closure |
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206 | (1) |
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22.1.4 Conformation Sampling in Multiple-Ring Closure |
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206 | (1) |
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22.1.5 Conformation Sampling in Side Branches |
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207 | (1) |
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22.1.6 Hydrophobic Interactions and Ramachandran Checks |
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207 | (1) |
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22.2 Application of ROCK in Flexible Docking |
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208 | (1) |
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208 | (5) |
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208 | (1) |
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22.3.2 The FRODA Algorithm |
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208 | (2) |
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22.3.3 Comparisons Between ROCK and FRODA |
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210 | (3) |
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23 Applications of NMA to Protein-Protein and Ligand-Protein Binding |
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213 | (6) |
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23.1 Structure Changes for Protein Binding in the Unbound State |
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213 | (2) |
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23.1.1 Classical Models for Protein-Protein Interactions |
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213 | (1) |
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23.1.2 Gaussian Network Model (GNM) |
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213 | (1) |
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23.1.3 Anisotropic Network Model (ANM) |
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214 | (1) |
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23.2 Receptor Flexibility Representation Through Relevant Normal Modes |
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215 | (4) |
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23.2.1 Methodology Overview |
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215 | (1) |
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23.2.2 Determination of the Relevant Normal Mode |
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215 | (1) |
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23.2.3 Generation of MRCs |
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216 | (1) |
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23.2.4 Side-Chain Optimization |
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216 | (1) |
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23.2.5 Small-Scale Virtual Screening Using RED |
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216 | (3) |
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24 Modeling Equilibrium Fluctuations in Proteins |
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219 | (8) |
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24.1 Missing Loops and Protein Flexibility |
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219 | (1) |
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24.2 Materials and Methods |
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220 | (6) |
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24.2.1 Fragment Ensemble Method (FEM) |
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220 | (1) |
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24.2.2 Protein Ensemble Method (PEM) |
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221 | (5) |
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226 | (1) |
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25 Generalized Belief Propagation, Free Energy Approximations, and Protein Design |
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227 | (18) |
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227 | (1) |
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228 | (1) |
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228 | (1) |
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25.2.2 Pairwise Markov Random Fields |
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229 | (1) |
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229 | (1) |
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25.3 Belief Propagation (BP) |
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229 | (1) |
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25.4 The Connection Between Belief Propagation and Free Energy |
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230 | (1) |
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25.5 Generalized Belief Propagation (GBP) |
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231 | (1) |
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25.6 An Application of GBP: Estimating the Free Energy of Protein Structures |
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231 | (2) |
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25.6.1 Results and Discussion |
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232 | (1) |
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25.7 Application: Graphical Models for Protein Design |
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233 | (12) |
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25.7.1 Protein Design Problem |
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235 | (1) |
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25.7.2 Graphical Models and Belief Propagation for Protein Design |
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236 | (1) |
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25.7.3 Multiple Low-Energy Sequences Through BP |
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237 | (1) |
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25.7.4 Graphical Models for Probabilistic Protein Design |
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238 | (2) |
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25.7.5 Discussion and Future Directions |
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240 | (5) |
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26 Ligand Configurational Entropy |
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245 | (4) |
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245 | (1) |
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245 | (1) |
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26.3 Entropy in Ligand Binding |
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246 | (1) |
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26.3.1 Conformational Entropy |
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246 | (1) |
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26.3.2 Vibrational Entropy |
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246 | (1) |
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26.4 Entropy and Amprenavir |
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246 | (1) |
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26.5 Implications for Design |
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247 | (2) |
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27 Carrier Protein Structure and Recognition in Peptide Biosynthesis |
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249 | (4) |
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249 | (4) |
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28 Kinetic Studies of the Initial Module PheATE of Gramicidin S Synthetase |
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253 | (6) |
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253 | (1) |
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28.2 Binding of the Amino Acid Substrate to the A Domain of GrsA |
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254 | (1) |
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28.3 Aminoacyl-AMP Formation Catalyzed by the A Domain |
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254 | (1) |
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28.3.1 The Steady-State Assays |
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254 | (1) |
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28.3.2 The Pre-Steady-State Assay |
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255 | (1) |
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28.4 Loading of the Amino Acid Substrate to the T Domain |
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255 | (1) |
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28.5 Epimerization of the L-Form Substrate-Enzyme Complex to D-Form by the E Domain |
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256 | (1) |
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28.6 Free Energy Profiles for HoloPheATE Catalysis |
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256 | (3) |
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29 Protein-Ligand NOE Matching |
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259 | (6) |
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259 | (1) |
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260 | (2) |
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29.3 Results and Discussion |
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262 | (3) |
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30 Side-Chain and Backbone Flexibility in Protein Core Design |
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265 | (8) |
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30.1 Protein Modeling with Fixed or Flexible Backbone |
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265 | (1) |
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266 | (2) |
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30.2.1 Initializing Backbone Population |
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266 | (1) |
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30.2.2 Optimization with Genetic Algorithm |
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266 | (2) |
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30.2.3 Refining the Model with Monte Carlo Sampling |
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268 | (1) |
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268 | (1) |
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30.3 Issues on Energy Calculations |
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268 | (1) |
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30.4 Results: Comparison to ROC Variants |
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269 | (4) |
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269 | (1) |
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30.4.2 Experiments on 434 cro |
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269 | (1) |
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30.4.3 Experiments on T4 Lysozyme |
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270 | (3) |
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273 | (6) |
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31.1 The Molecule Problem |
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273 | (1) |
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274 | (1) |
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31.3 Conditions for Unique Realizibility |
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274 | (1) |
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275 | (1) |
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276 | (1) |
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277 | (2) |
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32 Distance Geometry: NP-Hard, NP-Hard to Approximate |
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279 | (6) |
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279 | (1) |
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32.1.1 Review: Reductions |
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279 | (1) |
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280 | (1) |
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32.2 Reduction from Partition to 1-Embeddability |
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280 | (1) |
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32.3 Reduction from 3SATto {1,2} 1-Embeddability |
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280 | (2) |
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32.4 Reduction from 3SAT to Integer 1-Embeddability |
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282 | (1) |
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282 | (1) |
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282 | (3) |
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32.6.1 Definition of E-Approximate K-Embeddability |
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282 | (3) |
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33 A Topology-Constrained Network Algorithm for NOESY Data Interpretation |
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285 | (8) |
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285 | (6) |
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291 | (2) |
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34 MARS: An Algorithm for Backbone Resonance Assignment |
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293 | (8) |
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34.1 MARS---Backbone Assignment of Proteins |
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293 | (3) |
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34.1.1 Backbone Resonance Assignment |
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293 | (1) |
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293 | (3) |
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34.1.3 Results and Discussion |
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296 | (1) |
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34.2 Backbone Assignment with Known Structure Using RDCs |
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296 | (5) |
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298 | (1) |
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34.2.2 Results and Discussion |
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298 | (3) |
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35 Errors in Structure Determination by NMR Spectroscopy |
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301 | (6) |
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35.1 Errors in Published Protein Folds |
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301 | (1) |
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35.2 Case Study: Dynein Light Chain |
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301 | (2) |
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35.3 Identifying the Problems: Problems in Identifiers |
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303 | (4) |
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36 SemiDefinite Programming and Distance Geometry with Orientation Constraints |
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307 | (8) |
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36.1 SemiDefinite Programming and Two Applications |
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307 | (3) |
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36.1.1 Overview of SemiDefinite Programming |
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307 | (1) |
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36.1.2 Application in the Side-Chain Positioning Problem |
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307 | (2) |
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36.1.3 Application in the Sensor Network Localization Problem |
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309 | (1) |
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36.2 Distance Geometry with Orientation Constraints |
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310 | (5) |
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36.2.1 Graph Embedding with Angle Information |
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310 | (1) |
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36.2.2 Protein Structure Determination from RDCs |
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311 | (4) |
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37 Graph Cuts for Energy Minimization and Assignment Problems |
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315 | (8) |
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37.1 Construction of the Energy Function |
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315 | (1) |
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37.2 Optimizing the Energy Function by Graph Cuts |
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316 | (2) |
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37.2.1 Graph Construction |
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316 | (1) |
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37.2.2 The MultiWay Cut Formulation |
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317 | (1) |
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37.2.3 The MultiWay Cut Algorithm |
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317 | (1) |
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37.3 Graph Cuts for Computing Visual Correspondence with Occlusions |
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318 | (5) |
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318 | (1) |
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318 | (1) |
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37.3.3 The a-Expansion Move Algorithm |
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319 | (4) |
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38 Classifying the Power of Graph Cuts for Energy Minimization |
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323 | (10) |
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38.1 Feature Space Clustering |
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323 | (1) |
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38.2 Energy Minimization Framework for Feature Space Clustering |
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323 | (3) |
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38.2.1 The Pixel Labeling Problem |
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324 | (1) |
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38.2.2 An EM-Style Energy Minimization Algorithm |
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324 | (2) |
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38.3 Approaches to Incorporating Spatial Coherence |
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326 | (1) |
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38.4 Classifying Energy Functions that Can Be Minimized Efficiently Using Graph Cuts |
|
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326 | (1) |
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38.4.1 Using Graph Cuts in Energy Minimization |
|
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327 | (1) |
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38.5 Representation of Energy Functions by Graphs |
|
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327 | (1) |
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328 | (2) |
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38.6.1 Graph Construction for F2 |
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328 | (1) |
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38.6.2 NP-Hardness of General E2 Functions |
|
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329 | (1) |
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330 | (2) |
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38.7.1 Graph Construction for F3 |
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330 | (2) |
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332 | (1) |
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39 Protein Unfolding by Using Residual Dipolar Couplings |
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333 | (8) |
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39.1 Motivation and Overview |
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333 | (1) |
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39.2 Ensemble Computation Using Only Local Sampling |
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333 | (2) |
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39.3 Ensemble Computation with Both Local Sampling and Long-Range Order |
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335 | (2) |
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39.4 An Unfolded Protein Structure Model from RDCs and Small-Angle X-Ray Scattering (SAXS) Data |
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337 | (4) |
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39.4.1 Generation of the Conformation Ensemble |
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337 | (1) |
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39.4.2 RDC Computation from the Conformational Ensemble |
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337 | (1) |
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39.4.3 Prediction of SAXS Data from the Conformational Ensemble |
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337 | (4) |
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40 Structure-Based Protein-Ligand Binding |
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341 | (4) |
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40.1 Uncertainty in Experimentally Derived Structures |
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341 | (1) |
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40.1.1 Uncertainty in X-Ray Structures |
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341 | (1) |
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40.1.2 Uncertainty in NMR Structures |
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342 | (1) |
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342 | (1) |
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40.3 Probabilistic Representations of Uncertainty and Dynamics |
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343 | (1) |
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40.4 Representation of Protein Flexibility: Ensemble Docking |
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343 | (1) |
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40.5 FDS: Flexible Ligand and Receptor Docking with a Continuum Solvent Model and Soft-Core Energy Function |
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344 | (1) |
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41 Flexible Ligand-Protein Docking |
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345 | (6) |
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41.1 Predicting Binding Energetics from Structure |
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345 | (1) |
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41.2 Flexible Docking in Solution Using Metadynamics |
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346 | (5) |
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41.2.1 Overview of Metadynamics |
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346 | (1) |
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41.2.2 Application of Metadynamics in Flexible Docking |
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347 | (2) |
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349 | (2) |
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42 Analyzing Protein Structures Using an Ensemble Representation |
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351 | (4) |
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42.1 Mathematical Results |
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351 | (4) |
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351 | (1) |
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352 | (1) |
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352 | (3) |
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42.2 Biological Significance |
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353 | |
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43 NMR Resonance Assignment Assisted by Mass Spectrometry |
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355 | (8) |
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355 | (1) |
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43.2 Mass Spectrometry-Assisted NMR Assignment |
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355 | (2) |
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43.2.1 Principle of the Approach |
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355 | (1) |
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43.2.2 Extracting HX Rates by HSQC |
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355 | (2) |
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43.2.3 Extracting HX Rates by MS |
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357 | (1) |
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43.2.4 Correlating HX Rates Between NMR and MS |
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357 | (1) |
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43.2.5 MS-Assisted Assignment |
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357 | (1) |
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43.3 MS-Assisted NMR Assignment in Reductivcly 13C-Methylated Proteins |
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357 | (6) |
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44 Autollnk: An Algorithm for Automated NMR Resonance Assignment |
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363 | (8) |
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363 | (2) |
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44.2 Spin System Pair Scoring |
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365 | (2) |
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365 | (1) |
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44.2.2 Assigned Spin Bias |
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365 | (2) |
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367 | (1) |
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44.2.4 Atomic Assignment Bias |
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367 | (1) |
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44.2.5 Overall Spin System Pair Scoring |
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367 | (1) |
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44.3 Hypothesis Evaluation/Reevaluation Cycles |
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367 | (4) |
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44.3.1 Calculation of the Base Priority Prime List |
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367 | (2) |
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44.3.2 Calculation of the Relative Priority Prime List |
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369 | (2) |
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45 CS-Rosetta: Protein Structure Generation from NMR Chemical Shift Data |
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371 | (6) |
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371 | (3) |
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372 | (1) |
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373 | (1) |
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374 | (3) |
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46 Enzyme Redesign by SVM |
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377 | (6) |
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377 | (1) |
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377 | (1) |
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46.3 The Support Vector Machine (SVM) Approach |
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378 | (3) |
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381 | (2) |
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47 Cross-Rotation Analysis Algorithm |
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383 | (4) |
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383 | (4) |
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384 | (1) |
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384 | (3) |
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48 Molecular Replacement and NCS in X-ray Crystallography |
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387 | (6) |
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387 | (1) |
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387 | (1) |
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48.1.2 Molecular Replacement |
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387 | (1) |
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48.2 NMA in Molecular Replacement |
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388 | (2) |
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388 | (1) |
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48.2.2 Normal Modes and Elastic Network Models (ENM) |
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389 | (1) |
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390 | (1) |
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48.3 NCS-Constrained Exhaustive Search Using Oligomeric Models |
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390 | (3) |
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391 | (1) |
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391 | (2) |
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49 Optimization of Surface Charge-Charge Interactions |
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393 | (6) |
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393 | (1) |
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393 | (2) |
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49.2.1 Chromosome Scoring |
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394 | (1) |
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49.2.2 Parental Chromosome Selection and Crossover |
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395 | (1) |
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49.2.3 Child Chromosome Mutation |
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395 | (1) |
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49.3 Computational and Experimental Validations |
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395 | (4) |
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49.3.1 Computational Validations |
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397 | (1) |
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49.3.2 Experimental Validation |
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397 | (2) |
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50 Computational Topology and Protein Structure |
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399 | (16) |
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399 | (1) |
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400 | (1) |
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50.3 Stmpfccial Complexes |
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401 | (1) |
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50.4 Homology Type Is Effectively Computable |
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402 | (2) |
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403 | (1) |
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403 | (1) |
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404 | (1) |
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50.5 Computing Homology Croups |
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404 | (6) |
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404 | (1) |
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50.5.2 Computing the Homology Groups |
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405 | (2) |
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50.5.3 The Algorithm for Homology Group Computation |
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407 | (3) |
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50.6 Alpha Shapes (Shapes) and Applications to Protein Structure |
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|
410 | (1) |
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50.7 CorHiuwwK and Future Work |
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|
411 | (4) |
Index |
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415 | |