HEADER HYDROLASE/INHIBITOR 31-DEC-69 4AOR TITLE Cationic trypsin in complex with the Spinacia oleracea trypsin TITLE 2 inhibitor III (SOTI-III) COMPND MOL_ID: 1; COMPND 2 MOLECULE: CATIONIC TRYPSIN; COMPND 3 CHAIN: A, B, C; COMPND 4 EC: 3.4.21.4; COMPND 5 MOL_ID: 2; COMPND 6 TRYPSIN INHIBITOR 3; COMPND 7 CHAIN: D, E, F; COMPND 8 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 1.70 ANGSTORMS DBREF 4AOR A 24 246 UNP P00760 TRY1_BOVIN 24 246 DBREF 4AOR D 1 37 UNP P84781 ITR3_SPIOL 1 37 SEQRES 1 D 34 CYS SER PRO SER GLY ALA ILE CYS SER GLY PHE GLY PRO SEQRES 2 D 34 PRO GLU GLN CYS CYS SER GLY ALA CYS VAL PRO HIS PRO SEQRES 3 D 34 ILE LEU ARG ILE PHE VAL CYS GLN ATOM 1 N CYS D 4 -4.700 23.432 41.681 1.00 25.81 ATOM 2 CA CYS D 4 -4.267 22.672 40.498 1.00 20.89 ATOM 3 C CYS D 4 -3.382 23.506 39.581 1.00 18.42 ATOM 4 O CYS D 4 -3.525 24.727 39.492 1.00 21.77 ATOM 5 CB CYS D 4 -5.468 22.132 39.713 1.00 18.35 ATOM 6 SG CYS D 4 -6.495 23.370 38.848 1.00 22.21 ATOM 7 N SER D 5 -2.477 22.836 38.871 1.00 13.59 ATOM 8 CA SER D 5 -1.515 23.536 38.032 1.00 13.98 ATOM 9 C SER D 5 -2.036 23.724 36.603 1.00 12.92 ATOM 10 O SER D 5 -2.603 22.805 36.002 1.00 13.35 ATOM 11 CB SER D 5 -0.175 22.784 38.012 1.00 13.19 ATOM 12 OG SER D 5 0.346 22.534 39.300 1.00 16.92 ATOM 13 N PRO D 6 -1.836 24.925 36.047 1.00 15.38 ATOM 14 CA PRO D 6 -2.251 25.306 34.699 1.00 18.71 ATOM 15 C PRO D 6 -1.516 24.536 33.620 1.00 18.91 ATOM 16 O PRO D 6 -0.485 23.943 33.907 1.00 14.53 ATOM 17 CB PRO D 6 -1.849 26.787 34.622 1.00 24.47 ATOM 18 CG PRO D 6 -0.784 26.940 35.651 1.00 25.20 ATOM 19 CD PRO D 6 -1.180 26.035 36.763 1.00 16.71 ATOM 20 N SER D 7 -2.033 24.574 32.392 1.00 16.89 ATOM 21 CA SER D 7 -1.382 23.927 31.252 1.00 17.32 ATOM 22 C SER D 7 0.042 24.437 31.061 1.00 17.02 ATOM 23 O SER D 7 0.300 25.645 31.120 1.00 16.25 ATOM 24 CB SER D 7 -2.208 24.127 29.986 1.00 21.34 ATOM 25 OG SER D 7 -3.481 23.537 30.197 1.00 29.00 ATOM 26 N GLY D 8 0.971 23.507 30.878 1.00 17.41 ATOM 27 CA GLY D 8 2.364 23.878 30.673 1.00 16.85 ATOM 28 C GLY D 8 3.185 23.883 31.943 1.00 17.11 ATOM 29 O GLY D 8 4.418 23.935 31.882 1.00 15.36 ATOM 30 N ALA D 9 2.525 23.786 33.095 1.00 11.88 ATOM 31 CA ALA D 9 3.251 23.801 34.361 1.00 11.68 ATOM 32 C ALA D 9 4.019 22.497 34.503 1.00 10.84 ATOM 33 O ALA D 9 3.595 21.461 33.998 1.00 10.31 ATOM 34 CB ALA D 9 2.285 23.955 35.555 1.00 10.93 ATOM 35 N ILE D 10 5.114 22.541 35.251 1.00 9.92 ATOM 36 CA ILE D 10 5.802 21.325 35.640 1.00 11.37 ATOM 37 C ILE D 10 4.897 20.468 36.528 1.00 10.38 ATOM 38 O ILE D 10 4.166 20.989 37.388 1.00 12.15 ATOM 39 CB ILE D 10 7.027 21.669 36.501 1.00 7.54 ATOM 40 CG1 ILE D 10 8.008 22.527 35.698 1.00 9.55 ATOM 41 CG2 ILE D 10 7.707 20.391 37.007 1.00 15.02 ATOM 42 CD1 ILE D 10 9.105 23.170 36.597 1.00 10.81 ATOM 43 N CYS D 11 4.965 19.163 36.345 1.00 9.63 ATOM 44 CA CYS D 11 4.288 18.244 37.233 1.00 10.38 ATOM 45 C CYS D 11 5.088 16.963 37.364 1.00 9.56 ATOM 46 O CYS D 11 6.205 16.873 36.847 1.00 8.35 ATOM 47 CB CYS D 11 2.857 17.958 36.746 1.00 8.27 ATOM 48 SG CYS D 11 2.757 17.286 35.071 1.00 11.36 ATOM 49 N SER D 12 4.503 15.984 38.037 1.00 8.60 ATOM 50 CA SER D 12 5.210 14.753 38.402 1.00 9.45 ATOM 51 C SER D 12 4.644 13.525 37.755 1.00 9.89 ATOM 52 O SER D 12 3.456 13.255 37.879 1.00 9.56 ATOM 53 CB SER D 12 5.154 14.523 39.901 1.00 13.21 ATOM 54 OG SER D 12 5.829 13.313 40.259 1.00 12.49 ATOM 55 N GLY D 13 5.509 12.727 37.150 1.00 9.47 ATOM 56 CA GLY D 13 5.096 11.426 36.662 1.00 13.22 ATOM 57 C GLY D 13 4.621 10.472 37.757 1.00 15.22 ATOM 58 O GLY D 13 4.015 9.440 37.437 1.00 15.56 ATOM 59 N PHE D 14 4.898 10.790 39.025 1.00 10.46 ATOM 60 CA PHE D 14 4.489 9.943 40.147 1.00 11.45 ATOM 61 C PHE D 14 3.135 10.335 40.720 1.00 15.19 ATOM 62 O PHE D 14 2.581 9.607 41.545 1.00 15.60 ATOM 63 CB PHE D 14 5.501 10.002 41.306 1.00 11.08 ATOM 64 CG PHE D 14 6.854 9.418 40.984 1.00 15.04 ATOM 65 CD1 PHE D 14 7.864 10.217 40.467 1.00 19.66 ATOM 66 CD2 PHE D 14 7.130 8.082 41.240 1.00 16.35 ATOM 67 CE1 PHE D 14 9.120 9.678 40.180 1.00 16.02 ATOM 68 CE2 PHE D 14 8.365 7.536 40.950 1.00 19.80 ATOM 69 CZ PHE D 14 9.374 8.336 40.419 1.00 17.30 ATOM 70 N GLY D 15 2.636 11.502 40.341 1.00 14.37 ATOM 71 CA GLY D 15 1.475 12.066 41.013 1.00 14.30 ATOM 72 C GLY D 15 0.178 11.773 40.283 1.00 12.27 ATOM 73 O GLY D 15 0.176 11.276 39.165 1.00 14.00 ATOM 74 N PRO D 16 -0.945 12.088 40.923 1.00 15.64 ATOM 75 CA PRO D 16 -2.240 11.791 40.297 1.00 18.87 ATOM 76 C PRO D 16 -2.613 12.798 39.211 1.00 20.58 ATOM 77 O PRO D 16 -2.066 13.897 39.201 1.00 19.37 ATOM 78 CB PRO D 16 -3.218 11.901 41.472 1.00 20.28 ATOM 79 CG PRO D 16 -2.575 12.863 42.413 1.00 24.79 ATOM 80 CD PRO D 16 -1.079 12.652 42.275 1.00 23.32 ATOM 81 N PRO D 17 -3.541 12.426 38.303 1.00 18.83 ATOM 82 CA PRO D 17 -3.995 13.348 37.247 1.00 17.26 ATOM 83 C PRO D 17 -4.436 14.710 37.798 1.00 12.72 ATOM 84 O PRO D 17 -4.220 15.735 37.110 1.00 16.80 ATOM 85 CB PRO D 17 -5.178 12.595 36.600 1.00 18.71 ATOM 86 CG PRO D 17 -4.827 11.115 36.810 1.00 24.88 ATOM 87 CD PRO D 17 -4.107 11.069 38.164 1.00 18.30 ATOM 88 N GLU D 18 -4.995 14.745 39.012 1.00 19.25 ATOM 89 CA GLU D 18 -5.505 16.008 39.565 1.00 21.17 ATOM 90 C GLU D 18 -4.424 17.017 39.963 1.00 17.96 ATOM 91 O GLU D 18 -4.756 18.117 40.395 1.00 15.17 ATOM 92 CB GLU D 18 -6.481 15.805 40.738 1.00 25.52 ATOM 93 CG GLU D 18 -7.444 14.632 40.580 1.00 36.06 ATOM 94 CD GLU D 18 -6.811 13.311 41.004 1.00 32.73 ATOM 95 OE1 GLU D 18 -6.614 13.100 42.226 1.00 51.72 ATOM 96 OE2 GLU D 18 -6.490 12.495 40.115 1.00 27.12 ATOM 97 N GLN D 19 -3.142 16.668 39.805 1.00 15.21 ATOM 98 CA GLN D 19 -2.089 17.689 39.873 1.00 12.63 ATOM 99 C GLN D 19 -2.366 18.850 38.951 1.00 13.77 ATOM 100 O GLN D 19 -1.978 19.999 39.225 1.00 14.51 ATOM 101 CB GLN D 19 -0.752 17.129 39.371 1.00 14.80 ATOM 102 CG GLN D 19 -0.001 16.209 40.274 1.00 26.06 ATOM 103 CD GLN D 19 1.172 15.611 39.506 1.00 17.03 ATOM 104 OE1 GLN D 19 2.291 16.121 39.573 1.00 22.08 ATOM 105 NE2 GLN D 19 0.902 14.564 38.723 1.00 17.87 ATOM 106 N CYS D 20 -2.961 18.526 37.802 1.00 13.66 ATOM 107 CA CYS D 20 -3.107 19.457 36.704 1.00 12.81 ATOM 108 C CYS D 20 -4.576 19.812 36.542 1.00 11.17 ATOM 109 O CYS D 20 -5.434 18.921 36.618 1.00 15.20 ATOM 110 CB CYS D 20 -2.624 18.813 35.401 1.00 12.28 ATOM 111 SG CYS D 20 -0.836 18.400 35.375 1.00 14.15 ATOM 112 N CYS D 21 -4.852 21.090 36.292 1.00 14.71 ATOM 113 CA CYS D 21 -6.226 21.516 36.047 1.00 15.06 ATOM 114 C CYS D 21 -6.854 20.676 34.934 1.00 16.59 ATOM 115 O CYS D 21 -8.027 20.287 35.032 1.00 13.45 ATOM 116 CB CYS D 21 -6.283 23.009 35.706 1.00 14.36 ATOM 117 SG CYS D 21 -5.739 24.042 37.058 1.00 21.61 ATOM 118 N SER D 22 -6.044 20.344 33.922 1.00 13.47 ATOM 119 CA SER D 22 -6.483 19.610 32.733 1.00 13.02 ATOM 120 C SER D 22 -6.666 18.115 32.961 1.00 12.97 ATOM 121 O SER D 22 -7.240 17.418 32.128 1.00 17.53 ATOM 122 CB SER D 22 -5.459 19.774 31.621 1.00 15.13 ATOM 123 OG SER D 22 -4.301 19.040 31.969 1.00 16.91 ATOM 124 N GLY D 23 -6.147 17.614 34.073 1.00 13.31 ATOM 125 CA GLY D 23 -6.324 16.224 34.424 1.00 12.22 ATOM 126 C GLY D 23 -5.367 15.306 33.692 1.00 19.02 ATOM 127 O GLY D 23 -5.539 14.081 33.727 1.00 16.83 ATOM 128 N ALA D 24 -4.363 15.887 33.030 1.00 12.99 ATOM 129 CA ALA D 24 -3.326 15.083 32.380 1.00 13.37 ATOM 130 C ALA D 24 -1.936 15.656 32.608 1.00 9.82 ATOM 131 O ALA D 24 -1.654 16.797 32.241 1.00 15.66 ATOM 132 CB ALA D 24 -3.583 14.969 30.904 1.00 14.68 ATOM 133 N CYS D 25 -1.085 14.840 33.208 1.00 14.66 ATOM 134 CA CYS D 25 0.316 15.185 33.395 1.00 15.20 ATOM 135 C CYS D 25 1.097 14.267 32.474 1.00 11.08 ATOM 136 O CYS D 25 1.086 13.047 32.658 1.00 15.67 ATOM 137 CB CYS D 25 0.703 14.944 34.851 1.00 10.67 ATOM 138 SG CYS D 25 2.457 15.271 35.240 1.00 14.70 ATOM 139 N VAL D 26 1.780 14.847 31.497 1.00 9.68 ATOM 140 CA VAL D 26 2.346 14.064 30.397 1.00 13.94 ATOM 141 C VAL D 26 3.817 14.353 30.202 1.00 11.37 ATOM 142 O VAL D 26 4.289 15.418 30.580 1.00 10.54 ATOM 143 CB VAL D 26 1.623 14.389 29.095 1.00 11.76 ATOM 144 CG1 VAL D 26 0.170 13.931 29.176 1.00 12.65 ATOM 145 CG2 VAL D 26 1.693 15.883 28.798 1.00 13.55 ATOM 146 N PRO D 27 4.559 13.407 29.623 1.00 12.85 ATOM 147 CA PRO D 27 5.969 13.742 29.375 1.00 11.11 ATOM 148 C PRO D 27 6.081 14.845 28.346 1.00 12.37 ATOM 149 O PRO D 27 5.370 14.843 27.321 1.00 14.87 ATOM 150 CB PRO D 27 6.554 12.441 28.803 1.00 15.56 ATOM 151 CG PRO D 27 5.599 11.364 29.223 1.00 18.87 ATOM 152 CD PRO D 27 4.248 11.998 29.348 1.00 15.04 ATOM 153 N HIS D 28 6.934 15.823 28.632 1.00 8.57 ATOM 154 CA HIS D 28 7.283 16.828 27.652 1.00 10.81 ATOM 155 C HIS D 28 8.011 16.147 26.498 1.00 15.30 ATOM 156 O HIS D 28 8.760 15.174 26.709 1.00 10.51 ATOM 157 CB HIS D 28 8.140 17.927 28.285 1.00 10.72 ATOM 158 CG HIS D 28 8.219 19.175 27.467 1.00 11.59 ATOM 159 ND1 HIS D 28 9.149 19.359 26.458 1.00 12.52 ATOM 160 CD2 HIS D 28 7.484 20.315 27.513 1.00 13.29 ATOM 161 CE1 HIS D 28 8.978 20.554 25.921 1.00 17.16 ATOM 162 NE2 HIS D 28 7.968 21.152 26.536 1.00 15.48 ATOM 163 N PRO D 29 7.774 16.622 25.258 1.00 14.49 ATOM 164 CA PRO D 29 8.412 15.976 24.108 1.00 13.55 ATOM 165 C PRO D 29 9.922 16.249 24.006 1.00 13.43 ATOM 166 O PRO D 29 10.634 15.490 23.323 1.00 13.47 ATOM 167 CB PRO D 29 7.677 16.586 22.908 1.00 18.08 ATOM 168 CG PRO D 29 7.220 17.927 23.397 1.00 19.60 ATOM 169 CD PRO D 29 6.843 17.692 24.845 1.00 14.14 ATOM 170 N ILE D 30 10.395 17.296 24.687 1.00 12.06 ATOM 171 CA ILE D 30 11.775 17.751 24.545 1.00 8.54 ATOM 172 C ILE D 30 12.529 17.846 25.866 1.00 11.22 ATOM 173 O ILE D 30 13.610 17.254 26.030 1.00 10.37 ATOM 174 CB ILE D 30 11.830 19.108 23.846 1.00 9.62 ATOM 175 CG1 ILE D 30 11.275 18.976 22.431 1.00 15.43 ATOM 176 CG2 ILE D 30 13.264 19.601 23.776 1.00 10.84 ATOM 177 CD1 ILE D 30 12.114 18.055 21.546 1.00 21.17 ATOM 178 N LEU D 31 11.984 18.625 26.790 1.00 9.71 ATOM 179 CA LEU D 31 12.544 18.726 28.127 1.00 7.36 ATOM 180 C LEU D 31 12.313 17.433 28.888 1.00 8.12 ATOM 181 O LEU D 31 11.286 16.801 28.740 1.00 9.54 ATOM 182 CB LEU D 31 11.856 19.844 28.892 1.00 8.95 ATOM 183 CG LEU D 31 11.992 21.216 28.238 1.00 9.64 ATOM 184 CD1 LEU D 31 11.098 22.260 28.946 1.00 12.44 ATOM 185 CD2 LEU D 31 13.447 21.684 28.227 1.00 10.17 ATOM 186 N ARG D 32 13.226 17.078 29.787 1.00 8.21 ATOM 187 CA ARG D 32 13.085 15.803 30.455 1.00 6.53 ATOM 188 C ARG D 32 12.305 15.903 31.767 1.00 9.36 ATOM 189 O ARG D 32 12.704 15.381 32.819 1.00 8.11 ATOM 190 CB ARG D 32 14.459 15.133 30.535 1.00 9.18 ATOM 191 CG ARG D 32 14.838 14.889 29.094 1.00 14.16 ATOM 192 CD ARG D 32 16.096 14.154 28.839 1.00 13.90 ATOM 193 NE ARG D 32 15.993 13.674 27.461 1.00 12.95 ATOM 194 CZ ARG D 32 16.899 12.916 26.874 1.00 13.32 ATOM 195 NH1 ARG D 32 17.989 12.563 27.536 1.00 13.84 ATOM 196 NH2 ARG D 32 16.709 12.521 25.622 1.00 12.82 ATOM 197 N ILE D 33 11.160 16.587 31.667 1.00 9.00 ATOM 198 CA ILE D 33 10.239 16.722 32.777 1.00 7.13 ATOM 199 C ILE D 33 8.865 16.306 32.281 1.00 10.34 ATOM 200 O ILE D 33 8.659 16.179 31.080 1.00 8.77 ATOM 201 CB ILE D 33 10.084 18.199 33.207 1.00 9.58 ATOM 202 CG1 ILE D 33 9.871 19.097 32.001 1.00 8.96 ATOM 203 CG2 ILE D 33 11.280 18.673 34.028 1.00 12.73 ATOM 204 CD1 ILE D 33 9.347 20.450 32.396 1.00 12.11 ATOM 205 N PHE D 34 7.940 16.128 33.214 1.00 8.00 ATOM 206 CA PHE D 34 6.523 16.026 32.901 1.00 8.55 ATOM 207 C PHE D 34 5.900 17.434 32.996 1.00 9.05 ATOM 208 O PHE D 34 6.373 18.289 33.758 1.00 10.41 ATOM 209 CB PHE D 34 5.827 15.112 33.902 1.00 7.71 ATOM 210 CG PHE D 34 6.043 13.645 33.652 1.00 10.00 ATOM 211 CD1 PHE D 34 7.281 13.062 33.916 1.00 11.30 ATOM 212 CD2 PHE D 34 5.009 12.849 33.184 1.00 12.56 ATOM 213 CE1 PHE D 34 7.484 11.693 33.695 1.00 15.78 ATOM 214 CE2 PHE D 34 5.214 11.474 32.959 1.00 15.38 ATOM 215 CZ PHE D 34 6.458 10.911 33.218 1.00 14.59 ATOM 216 N VAL D 35 4.875 17.682 32.178 1.00 9.39 ATOM 217 CA VAL D 35 4.142 18.955 32.222 1.00 10.53 ATOM 218 C VAL D 35 2.655 18.703 32.152 1.00 8.28 ATOM 219 O VAL D 35 2.221 17.638 31.687 1.00 9.20 ATOM 220 CB VAL D 35 4.501 19.911 31.069 1.00 8.30 ATOM 221 CG1 VAL D 35 5.894 20.509 31.271 1.00 10.79 ATOM 222 CG2 VAL D 35 4.357 19.200 29.696 1.00 10.87 ATOM 223 N CYS D 36 1.880 19.684 32.602 1.00 8.96 ATOM 224 CA CYS D 36 0.427 19.584 32.494 1.00 10.60 ATOM 225 C CYS D 36 0.005 19.840 31.065 1.00 11.57 ATOM 226 O CYS D 36 0.405 20.824 30.442 1.00 13.66 ATOM 227 CB CYS D 36 -0.257 20.602 33.431 1.00 10.09 ATOM 228 SG CYS D 36 -0.004 20.245 35.183 1.00 11.89 ATOM 229 N GLN D 37 -0.820 18.943 30.556 1.00 14.64 ATOM 230 CA GLN D 37 -1.459 19.122 29.256 1.00 20.12 ATOM 231 C GLN D 37 -2.271 20.420 29.247 1.00 24.24 ATOM 232 O GLN D 37 -2.808 20.841 30.295 1.00 17.54 ATOM 233 CB GLN D 37 -2.349 17.914 28.997 1.00 22.06 ATOM 234 CG GLN D 37 -3.035 17.860 27.663 1.00 27.26 ATOM 235 CD GLN D 37 -3.896 16.615 27.562 1.00 23.77 ATOM 236 OE1 GLN D 37 -3.391 15.511 27.341 1.00 29.75 ATOM 237 NE2 GLN D 37 -5.203 16.783 27.757 1.00 38.49 ATOM 238 OXT GLN D 37 -2.382 21.095 28.213 1.00 21.13 ATOM 239 N1 IMD D1253 7.550 11.709 44.990 1.00 12.53 ATOM 240 C2 IMD D1253 7.585 10.480 44.436 1.00 15.56 ATOM 241 N3 IMD D1253 7.117 9.589 45.344 1.00 15.95 ATOM 242 C4 IMD D1253 6.803 10.264 46.465 1.00 13.53 ATOM 243 C5 IMD D1253 7.077 11.610 46.251 1.00 16.05 ATOM 244 N1 IMD D1254 14.435 23.815 21.741 1.00 27.42 ATOM 245 C2 IMD D1254 15.538 24.536 21.449 1.00 24.61 ATOM 246 N3 IMD D1254 16.549 23.680 21.132 1.00 25.73 ATOM 247 C4 IMD D1254 16.079 22.417 21.235 1.00 24.34 ATOM 248 C5 IMD D1254 14.738 22.504 21.605 1.00 29.53 TER