HEADER HYDROLASE/INHIBITOR 29-MAR-12 4AOQ TITLE Cationic trypsin in complex with mutated Spinacia oleracea trypsin TITLE 2 inhibitor III (SOTI-III) (F14A) COMPND MOL_ID: 2; COMPND 2 MOLECULE: TRYPSIN INHIBITOR 3; COMPND 3 CHAIN: D, E, F; COMPND 4 MUTATION: YES; COMPND 5 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 2.00 ANGSTORMS REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 GLU F 1 REMARK 465 ASP F 2 DBREF 4AOQ F 1 37 UNP P84781 ITR3_SPIOL 1 37 SEQRES 1 F 35 GLU ASP LYS CYS SER PRO SER GLY ALA ILE CYS SER GLY SEQRES 2 F 35 ALA GLY PRO PRO GLU GLN CYS CYS SER GLY ALA CYS VAL SEQRES 3 F 35 PRO HIS PRO ILE LEU ARG ILE PHE VAL ATOM 1 N LYS F 3 63.038 -45.358 65.222 1.00 48.37 ATOM 2 CA LYS F 3 64.270 -44.598 65.031 1.00 44.35 ATOM 3 C LYS F 3 64.475 -43.512 66.086 1.00 41.94 ATOM 4 O LYS F 3 65.541 -42.900 66.147 1.00 42.13 ATOM 5 CB LYS F 3 64.326 -43.977 63.634 1.00 43.54 ATOM 6 CG LYS F 3 64.595 -44.974 62.521 1.00 60.99 ATOM 7 CD LYS F 3 65.232 -44.295 61.316 1.00 64.41 ATOM 8 CE LYS F 3 66.509 -43.559 61.702 1.00 68.84 ATOM 9 NZ LYS F 3 67.522 -44.454 62.327 1.00 50.59 ATOM 10 N CYS F 4 63.455 -43.257 66.903 1.00 37.87 ATOM 11 CA CYS F 4 63.625 -42.360 68.039 1.00 30.44 ATOM 12 C CYS F 4 64.573 -43.026 69.029 1.00 28.01 ATOM 13 O CYS F 4 64.668 -44.254 69.078 1.00 20.97 ATOM 14 CB CYS F 4 62.284 -42.033 68.696 1.00 22.45 ATOM 15 SG CYS F 4 61.504 -43.423 69.540 1.00 23.85 ATOM 16 N SER F 5 65.283 -42.222 69.810 1.00 15.81 ATOM 17 CA SER F 5 66.295 -42.773 70.700 1.00 16.94 ATOM 18 C SER F 5 65.764 -43.011 72.110 1.00 16.79 ATOM 19 O SER F 5 65.105 -42.143 72.689 1.00 23.01 ATOM 20 CB SER F 5 67.531 -41.871 70.735 1.00 11.60 ATOM 21 OG SER F 5 68.095 -41.747 69.441 1.00 17.54 ATOM 22 N PRO F 6 66.048 -44.202 72.662 1.00 18.75 ATOM 23 CA PRO F 6 65.634 -44.579 74.017 1.00 12.81 ATOM 24 C PRO F 6 66.311 -43.719 75.080 1.00 13.58 ATOM 25 O PRO F 6 67.340 -43.102 74.815 1.00 13.28 ATOM 26 CB PRO F 6 66.115 -46.033 74.139 1.00 19.24 ATOM 27 CG PRO F 6 66.264 -46.513 72.724 1.00 21.77 ATOM 28 CD PRO F 6 66.725 -45.309 71.964 1.00 15.60 ATOM 29 N SER F 7 65.732 -43.694 76.275 1.00 9.67 ATOM 30 CA SER F 7 66.276 -42.926 77.390 1.00 10.59 ATOM 31 C SER F 7 67.722 -43.297 77.714 1.00 23.77 ATOM 32 O SER F 7 68.076 -44.477 77.782 1.00 16.89 ATOM 33 CB SER F 7 65.400 -43.104 78.636 1.00 16.54 ATOM 34 OG SER F 7 64.081 -42.634 78.401 1.00 22.57 ATOM 35 N GLY F 8 68.555 -42.279 77.915 1.00 15.12 ATOM 36 CA GLY F 8 69.944 -42.492 78.285 1.00 12.63 ATOM 37 C GLY F 8 70.894 -42.458 77.100 1.00 17.01 ATOM 38 O GLY F 8 72.115 -42.385 77.270 1.00 16.83 ATOM 39 N ALA F 9 70.343 -42.516 75.893 1.00 10.68 ATOM 40 CA ALA F 9 71.173 -42.465 74.695 1.00 12.41 ATOM 41 C ALA F 9 71.630 -41.040 74.389 1.00 13.04 ATOM 42 O ALA F 9 70.934 -40.070 74.704 1.00 8.27 ATOM 43 CB ALA F 9 70.438 -43.056 73.506 1.00 12.82 ATOM 44 N ILE F 10 72.802 -40.923 73.775 1.00 10.07 ATOM 45 CA ILE F 10 73.313 -39.632 73.321 1.00 10.14 ATOM 46 C ILE F 10 72.325 -38.952 72.376 1.00 8.69 ATOM 47 O ILE F 10 71.793 -39.578 71.464 1.00 14.51 ATOM 48 CB ILE F 10 74.656 -39.802 72.574 1.00 9.62 ATOM 49 CG1 ILE F 10 75.703 -40.437 73.487 1.00 16.50 ATOM 50 CG2 ILE F 10 75.168 -38.466 72.051 1.00 18.13 ATOM 51 CD1 ILE F 10 76.980 -40.816 72.757 1.00 14.52 ATOM 52 N CYS F 11 72.073 -37.666 72.600 1.00 10.41 ATOM 53 CA CYS F 11 71.278 -36.877 71.664 1.00 12.27 ATOM 54 C CYS F 11 71.888 -35.494 71.475 1.00 11.92 ATOM 55 O CYS F 11 72.935 -35.187 72.048 1.00 5.84 ATOM 56 CB CYS F 11 69.827 -36.762 72.133 1.00 9.76 ATOM 57 SG CYS F 11 69.623 -36.011 73.766 1.00 9.24 ATOM 58 N SER F 12 71.237 -34.661 70.668 0.68 13.24 ATOM 59 CA SER F 12 71.742 -33.322 70.382 0.68 11.45 ATOM 60 C SER F 12 70.868 -32.223 70.966 0.68 11.88 ATOM 61 O SER F 12 69.661 -32.187 70.734 0.68 12.64 ATOM 62 CB SER F 12 71.848 -33.106 68.878 0.68 13.82 ATOM 63 OG SER F 12 72.156 -31.750 68.594 0.68 13.13 ATOM 64 N GLY F 13 71.495 -31.311 71.699 1.00 10.44 ATOM 65 CA GLY F 13 70.792 -30.183 72.291 1.00 15.38 ATOM 66 C GLY F 13 70.216 -29.246 71.241 1.00 18.98 ATOM 67 O GLY F 13 69.301 -28.478 71.521 1.00 30.90 ATOM 68 N ALA F 14 70.758 -29.316 70.028 1.00 18.12 ATOM 69 CA ALA F 14 70.280 -28.508 68.911 1.00 27.99 ATOM 70 C ALA F 14 69.116 -29.176 68.192 1.00 23.39 ATOM 71 O ALA F 14 68.357 -28.524 67.476 1.00 30.41 ATOM 72 CB ALA F 14 71.410 -28.251 67.928 1.00 25.00 ATOM 73 N GLY F 15 68.986 -30.483 68.374 1.00 13.83 ATOM 74 CA GLY F 15 68.014 -31.254 67.623 1.00 18.44 ATOM 75 C GLY F 15 66.600 -31.073 68.129 1.00 20.45 ATOM 76 O GLY F 15 66.384 -30.452 69.173 1.00 18.25 ATOM 77 N PRO F 16 65.623 -31.622 67.392 1.00 21.69 ATOM 78 CA PRO F 16 64.222 -31.615 67.824 1.00 27.34 ATOM 79 C PRO F 16 64.037 -32.571 68.995 1.00 23.52 ATOM 80 O PRO F 16 64.712 -33.597 69.039 1.00 23.61 ATOM 81 CB PRO F 16 63.480 -32.147 66.598 1.00 16.62 ATOM 82 CG PRO F 16 64.475 -33.023 65.914 1.00 19.40 ATOM 83 CD PRO F 16 65.816 -32.374 66.139 1.00 13.92 ATOM 84 N PRO F 17 63.144 -32.236 69.939 1.00 22.71 ATOM 85 CA PRO F 17 62.883 -33.106 71.092 1.00 25.18 ATOM 86 C PRO F 17 62.475 -34.515 70.668 1.00 29.84 ATOM 87 O PRO F 17 62.723 -35.475 71.396 1.00 19.73 ATOM 88 CB PRO F 17 61.717 -32.405 71.793 1.00 24.27 ATOM 89 CG PRO F 17 61.899 -30.967 71.449 1.00 27.35 ATOM 90 CD PRO F 17 62.402 -30.967 70.032 1.00 29.45 ATOM 91 N GLU F 18 61.877 -34.633 69.487 1.00 20.20 ATOM 92 CA GLU F 18 61.463 -35.930 68.954 1.00 28.49 ATOM 93 C GLU F 18 62.641 -36.836 68.557 1.00 21.37 ATOM 94 O GLU F 18 62.434 -37.944 68.057 1.00 27.20 ATOM 95 CB GLU F 18 60.503 -35.758 67.770 1.00 22.50 ATOM 96 CG GLU F 18 59.243 -34.938 68.081 1.00 40.19 ATOM 97 CD GLU F 18 59.494 -33.435 68.093 1.00 33.15 ATOM 98 OE1 GLU F 18 60.645 -33.011 67.859 1.00 39.47 ATOM 99 OE2 GLU F 18 58.540 -32.671 68.344 1.00 44.97 ATOM 100 N GLN F 19 63.867 -36.360 68.774 1.00 23.55 ATOM 101 CA GLN F 19 65.063 -37.200 68.711 1.00 17.70 ATOM 102 C GLN F 19 64.854 -38.416 69.583 1.00 10.49 ATOM 103 O GLN F 19 65.173 -39.540 69.207 1.00 15.17 ATOM 104 CB GLN F 19 66.240 -36.456 69.331 1.00 22.61 ATOM 105 CG GLN F 19 67.190 -35.761 68.399 1.00 30.77 ATOM 106 CD GLN F 19 68.310 -35.082 69.178 1.00 15.15 ATOM 107 OE1 GLN F 19 69.466 -35.504 69.125 1.00 24.88 ATOM 108 NE2 GLN F 19 67.960 -34.039 69.929 1.00 19.45 ATOM 109 N CYS F 20 64.343 -38.152 70.778 1.00 13.42 ATOM 110 CA CYS F 20 64.204 -39.152 71.818 1.00 17.78 ATOM 111 C CYS F 20 62.762 -39.624 71.897 1.00 17.41 ATOM 112 O CYS F 20 61.833 -38.846 71.680 1.00 19.73 ATOM 113 CB CYS F 20 64.613 -38.557 73.165 1.00 16.98 ATOM 114 SG CYS F 20 66.202 -37.688 73.148 1.00 14.95 ATOM 115 N CYS F 21 62.584 -40.903 72.211 1.00 12.74 ATOM 116 CA CYS F 21 61.260 -41.473 72.413 1.00 13.47 ATOM 117 C CYS F 21 60.528 -40.806 73.584 1.00 22.93 ATOM 118 O CYS F 21 59.300 -40.741 73.601 1.00 17.48 ATOM 119 CB CYS F 21 61.373 -42.985 72.635 1.00 20.25 ATOM 120 SG CYS F 21 62.314 -43.861 71.350 1.00 23.38 ATOM 121 N SER F 22 61.285 -40.304 74.557 1.00 15.74 ATOM 122 CA SER F 22 60.695 -39.616 75.700 1.00 17.50 ATOM 123 C SER F 22 60.340 -38.179 75.348 1.00 20.14 ATOM 124 O SER F 22 59.604 -37.513 76.077 1.00 17.49 ATOM 125 CB SER F 22 61.651 -39.623 76.892 1.00 21.61 ATOM 126 OG SER F 22 62.753 -38.762 76.656 1.00 15.00 ATOM 127 N GLY F 23 60.879 -37.699 74.232 1.00 28.02 ATOM 128 CA GLY F 23 60.612 -36.347 73.773 1.00 21.01 ATOM 129 C GLY F 23 61.411 -35.275 74.494 1.00 19.20 ATOM 130 O GLY F 23 61.120 -34.087 74.366 1.00 26.86 ATOM 131 N ALA F 24 62.419 -35.689 75.255 1.00 14.06 ATOM 132 CA ALA F 24 63.272 -34.740 75.957 1.00 19.44 ATOM 133 C ALA F 24 64.752 -35.083 75.832 1.00 11.37 ATOM 134 O ALA F 24 65.216 -36.076 76.383 1.00 11.98 ATOM 135 CB ALA F 24 62.873 -34.656 77.422 1.00 25.56 ATOM 136 N CYS F 25 65.484 -34.248 75.106 1.00 13.10 ATOM 137 CA CYS F 25 66.936 -34.343 75.043 1.00 9.48 ATOM 138 C CYS F 25 67.503 -33.326 76.025 1.00 15.61 ATOM 139 O CYS F 25 67.388 -32.118 75.815 1.00 9.64 ATOM 140 CB CYS F 25 67.428 -34.064 73.625 1.00 8.11 ATOM 141 SG CYS F 25 69.220 -34.060 73.438 1.00 11.09 ATOM 142 N VAL F 26 68.101 -33.825 77.103 1.00 11.45 ATOM 143 CA VAL F 26 68.460 -32.993 78.246 1.00 11.37 ATOM 144 C VAL F 26 69.959 -33.073 78.533 1.00 8.43 ATOM 145 O VAL F 26 70.626 -34.005 78.092 1.00 8.48 ATOM 146 CB VAL F 26 67.678 -33.429 79.512 1.00 10.31 ATOM 147 CG1 VAL F 26 66.176 -33.422 79.240 1.00 21.77 ATOM 148 CG2 VAL F 26 68.132 -34.808 79.969 1.00 12.94 ATOM 149 N PRO F 27 70.501 -32.082 79.256 1.00 12.33 ATOM 150 CA PRO F 27 71.921 -32.158 79.620 1.00 13.68 ATOM 151 C PRO F 27 72.196 -33.297 80.600 1.00 15.58 ATOM 152 O PRO F 27 71.424 -33.506 81.539 1.00 12.81 ATOM 153 CB PRO F 27 72.194 -30.801 80.291 1.00 11.47 ATOM 154 CG PRO F 27 70.844 -30.253 80.648 1.00 30.44 ATOM 155 CD PRO F 27 69.888 -30.797 79.638 1.00 10.99 ATOM 156 N HIS F 28 73.274 -34.039 80.368 1.00 6.27 ATOM 157 CA HIS F 28 73.737 -35.018 81.338 1.00 9.68 ATOM 158 C HIS F 28 74.252 -34.240 82.545 1.00 9.12 ATOM 159 O HIS F 28 74.810 -33.154 82.388 1.00 11.59 ATOM 160 CB HIS F 28 74.836 -35.896 80.735 1.00 8.55 ATOM 161 CG HIS F 28 75.123 -37.131 81.529 1.00 11.71 ATOM 162 ND1 HIS F 28 75.943 -37.129 82.637 1.00 9.72 ATOM 163 CD2 HIS F 28 74.693 -38.406 81.381 1.00 10.13 ATOM 164 CE1 HIS F 28 76.010 -38.350 83.135 1.00 13.06 ATOM 165 NE2 HIS F 28 75.260 -39.144 82.392 1.00 11.57 ATOM 166 N PRO F 29 74.038 -34.765 83.759 1.00 7.28 ATOM 167 CA PRO F 29 74.461 -33.964 84.912 1.00 8.23 ATOM 168 C PRO F 29 75.972 -33.941 85.083 1.00 12.57 ATOM 169 O PRO F 29 76.492 -33.037 85.740 1.00 6.76 ATOM 170 CB PRO F 29 73.807 -34.680 86.098 1.00 15.87 ATOM 171 CG PRO F 29 73.603 -36.080 85.631 1.00 15.64 ATOM 172 CD PRO F 29 73.318 -35.987 84.161 1.00 13.56 ATOM 173 N ILE F 30 76.663 -34.917 84.498 1.00 6.92 ATOM 174 CA ILE F 30 78.105 -35.061 84.692 1.00 7.21 ATOM 175 C ILE F 30 78.906 -34.959 83.393 1.00 6.66 ATOM 176 O ILE F 30 79.801 -34.122 83.265 1.00 4.93 ATOM 177 CB ILE F 30 78.439 -36.401 85.357 1.00 7.92 ATOM 178 CG1 ILE F 30 77.763 -36.494 86.727 1.00 16.62 ATOM 179 CG2 ILE F 30 79.940 -36.558 85.502 1.00 9.10 ATOM 180 CD1 ILE F 30 78.133 -35.362 87.667 1.00 15.66 ATOM 181 N LEU F 31 78.593 -35.830 82.441 1.00 7.83 ATOM 182 CA LEU F 31 79.235 -35.804 81.135 1.00 6.47 ATOM 183 C LEU F 31 78.779 -34.560 80.392 1.00 6.36 ATOM 184 O LEU F 31 77.643 -34.120 80.553 1.00 10.46 ATOM 185 CB LEU F 31 78.855 -37.049 80.334 1.00 5.83 ATOM 186 CG LEU F 31 79.241 -38.394 80.947 1.00 4.24 ATOM 187 CD1 LEU F 31 78.636 -39.532 80.146 1.00 8.64 ATOM 188 CD2 LEU F 31 80.747 -38.522 80.990 1.00 7.60 ATOM 189 N ARG F 32 79.657 -33.984 79.579 1.00 7.41 ATOM 190 CA ARG F 32 79.292 -32.767 78.865 1.00 5.86 ATOM 191 C ARG F 32 78.621 -33.068 77.513 1.00 7.83 ATOM 192 O ARG F 32 78.893 -32.431 76.491 1.00 3.92 ATOM 193 CB ARG F 32 80.478 -31.794 78.762 1.00 7.54 ATOM 194 CG ARG F 32 80.504 -30.757 79.904 1.00 11.14 ATOM 195 CD ARG F 32 81.653 -30.943 80.892 1.00 6.87 ATOM 196 NE ARG F 32 81.402 -30.249 82.162 1.00 11.09 ATOM 197 CZ ARG F 32 82.062 -29.176 82.594 1.00 10.30 ATOM 198 NH1 ARG F 32 83.047 -28.654 81.876 1.00 6.70 ATOM 199 NH2 ARG F 32 81.744 -28.629 83.760 1.00 10.54 ATOM 200 N ILE F 33 77.730 -34.055 77.531 1.00 6.21 ATOM 201 CA ILE F 33 76.857 -34.350 76.402 1.00 6.21 ATOM 202 C ILE F 33 75.398 -34.182 76.804 1.00 8.06 ATOM 203 O ILE F 33 75.080 -34.080 77.989 1.00 7.54 ATOM 204 CB ILE F 33 77.020 -35.805 75.915 1.00 6.41 ATOM 205 CG1 ILE F 33 76.907 -36.775 77.092 1.00 5.09 ATOM 206 CG2 ILE F 33 78.338 -36.000 75.207 1.00 6.04 ATOM 207 CD1 ILE F 33 76.812 -38.238 76.677 1.00 9.75 ATOM 208 N PHE F 34 74.519 -34.183 75.807 1.00 4.26 ATOM 209 CA PHE F 34 73.082 -34.259 76.038 1.00 8.34 ATOM 210 C PHE F 34 72.649 -35.717 75.923 1.00 10.35 ATOM 211 O PHE F 34 73.189 -36.461 75.103 1.00 7.52 ATOM 212 CB PHE F 34 72.327 -33.410 75.010 1.00 8.12 ATOM 213 CG PHE F 34 72.264 -31.946 75.359 1.00 13.70 ATOM 214 CD1 PHE F 34 73.376 -31.131 75.211 1.00 11.89 ATOM 215 CD2 PHE F 34 71.091 -31.388 75.845 1.00 9.94 ATOM 216 CE1 PHE F 34 73.316 -29.785 75.535 1.00 18.69 ATOM 217 CE2 PHE F 34 71.026 -30.048 76.173 1.00 13.91 ATOM 218 CZ PHE F 34 72.139 -29.246 76.019 1.00 18.60 ATOM 219 N VAL F 35 71.699 -36.135 76.754 1.00 8.42 ATOM 220 CA VAL F 35 71.151 -37.486 76.655 1.00 8.00 ATOM 221 C VAL F 35 69.626 -37.462 76.688 1.00 8.37 ATOM 222 O VAL F 35 69.028 -36.522 77.207 1.00 7.95 ATOM 223 CB VAL F 35 71.676 -38.401 77.782 1.00 9.23 ATOM 224 CG1 VAL F 35 73.172 -38.637 77.625 1.00 10.49 ATOM 225 CG2 VAL F 35 71.371 -37.792 79.141 1.00 12.94 TER