HEADER HYDROLASE 31-DEC-69 1CLV TITLE YELLOW MEAL WORM ALPHA-AMYLASE IN COMPLEX WITH THE AMARANTH TITLE 2 ALPHA-AMYLASE INHIBITOR COMPND MOL_ID: 2; COMPND 2 MOLECULE: PROTEIN (ALPHA-AMYLASE INHIBITOR); COMPND 3 CHAIN: I; COMPND 4 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 2.00 ANGSTORMS DBREF 1CLV I 501 532 UNP P80403 IAAI_AMAHP 1 32 SEQRES 1 I 32 CYS ILE PRO LYS TRP ASN ARG CYS GLY PRO LYS MET ASP SEQRES 2 I 32 GLY VAL PRO CYS CYS GLU PRO TYR THR CYS THR SER ASP SEQRES 3 I 32 TYR TYR GLY ASN CYS SER ATOM 1 N CYS I 501 63.414 12.597 4.274 1.00 18.03 ATOM 2 CA CYS I 501 62.945 13.887 3.700 1.00 18.74 ATOM 3 C CYS I 501 61.439 13.812 3.489 1.00 15.65 ATOM 4 O CYS I 501 60.846 12.740 3.594 1.00 15.89 ATOM 5 CB CYS I 501 63.662 14.172 2.380 1.00 20.51 ATOM 6 SG CYS I 501 63.541 12.819 1.174 1.00 24.08 ATOM 7 N ILE I 502 60.823 14.953 3.224 1.00 13.82 ATOM 8 CA ILE I 502 59.381 15.010 3.024 1.00 15.68 ATOM 9 C ILE I 502 59.007 14.897 1.541 1.00 14.66 ATOM 10 O ILE I 502 59.465 15.696 0.715 1.00 16.47 ATOM 11 CB ILE I 502 58.812 16.328 3.604 1.00 13.35 ATOM 12 CG1 ILE I 502 59.299 16.507 5.046 1.00 12.67 ATOM 13 CG2 ILE I 502 57.289 16.324 3.530 1.00 10.24 ATOM 14 CD1 ILE I 502 59.173 17.920 5.570 1.00 11.96 ATOM 15 N PRO I 503 58.203 13.878 1.179 1.00 15.03 ATOM 16 CA PRO I 503 57.786 13.685 -0.213 1.00 15.28 ATOM 17 C PRO I 503 56.843 14.795 -0.671 1.00 14.71 ATOM 18 O PRO I 503 56.240 15.494 0.155 1.00 14.27 ATOM 19 CB PRO I 503 57.119 12.306 -0.183 1.00 13.82 ATOM 20 CG PRO I 503 56.589 12.206 1.208 1.00 17.00 ATOM 21 CD PRO I 503 57.715 12.778 2.029 1.00 14.72 ATOM 22 N LYS I 504 56.729 14.960 -1.986 1.00 17.07 ATOM 23 CA LYS I 504 55.895 15.999 -2.579 1.00 17.66 ATOM 24 C LYS I 504 54.467 16.090 -2.029 1.00 17.24 ATOM 25 O LYS I 504 53.841 15.073 -1.714 1.00 16.78 ATOM 26 CB LYS I 504 55.879 15.883 -4.113 1.00 18.38 ATOM 27 CG LYS I 504 55.120 17.035 -4.748 1.00 26.28 ATOM 28 CD LYS I 504 55.514 17.347 -6.167 1.00 28.50 ATOM 29 CE LYS I 504 54.851 16.440 -7.159 1.00 32.46 ATOM 30 NZ LYS I 504 55.164 16.918 -8.530 1.00 33.84 ATOM 31 N TRP I 505 54.004 17.335 -1.873 1.00 16.58 ATOM 32 CA TRP I 505 52.676 17.693 -1.378 1.00 15.80 ATOM 33 C TRP I 505 52.482 17.572 0.124 1.00 14.43 ATOM 34 O TRP I 505 51.458 18.008 0.652 1.00 15.87 ATOM 35 CB TRP I 505 51.593 16.895 -2.098 1.00 16.97 ATOM 36 CG TRP I 505 51.661 17.016 -3.577 1.00 17.60 ATOM 37 CD1 TRP I 505 51.822 16.000 -4.467 1.00 19.18 ATOM 38 CD2 TRP I 505 51.524 18.212 -4.348 1.00 17.08 ATOM 39 NE1 TRP I 505 51.783 16.483 -5.751 1.00 20.31 ATOM 40 CE2 TRP I 505 51.604 17.840 -5.709 1.00 19.39 ATOM 41 CE3 TRP I 505 51.344 19.559 -4.027 1.00 17.08 ATOM 42 CZ2 TRP I 505 51.500 18.769 -6.750 1.00 20.62 ATOM 43 CZ3 TRP I 505 51.241 20.485 -5.060 1.00 21.92 ATOM 44 CH2 TRP I 505 51.322 20.085 -6.406 1.00 21.32 ATOM 45 N ASN I 506 53.454 16.993 0.818 1.00 13.05 ATOM 46 CA ASN I 506 53.348 16.831 2.259 1.00 13.44 ATOM 47 C ASN I 506 53.809 18.048 3.036 1.00 11.53 ATOM 48 O ASN I 506 54.474 18.929 2.493 1.00 11.95 ATOM 49 CB ASN I 506 54.058 15.561 2.711 1.00 14.50 ATOM 50 CG ASN I 506 53.270 14.320 2.363 1.00 15.44 ATOM 51 OD1 ASN I 506 52.391 13.906 3.113 1.00 13.80 ATOM 52 ND2 ASN I 506 53.541 13.750 1.202 1.00 17.56 ATOM 53 N ARG I 507 53.403 18.100 4.299 1.00 9.44 ATOM 54 CA ARG I 507 53.697 19.210 5.198 1.00 8.00 ATOM 55 C ARG I 507 55.181 19.447 5.472 1.00 8.00 ATOM 56 O ARG I 507 55.911 18.519 5.806 1.00 9.68 ATOM 57 CB ARG I 507 52.935 18.992 6.516 1.00 8.00 ATOM 58 CG ARG I 507 52.951 20.168 7.489 1.00 9.26 ATOM 59 CD ARG I 507 52.213 21.368 6.926 1.00 9.09 ATOM 60 NE ARG I 507 50.807 21.068 6.669 1.00 9.32 ATOM 61 CZ ARG I 507 50.136 21.502 5.608 1.00 11.93 ATOM 62 NH1 ARG I 507 50.744 22.253 4.697 1.00 11.70 ATOM 63 NH2 ARG I 507 48.850 21.216 5.475 1.00 11.23 ATOM 64 N CYS I 508 55.615 20.697 5.343 1.00 8.00 ATOM 65 CA CYS I 508 57.002 21.068 5.599 1.00 9.98 ATOM 66 C CYS I 508 57.096 22.443 6.259 1.00 11.32 ATOM 67 O CYS I 508 56.156 23.240 6.212 1.00 9.71 ATOM 68 CB CYS I 508 57.822 21.050 4.306 1.00 9.96 ATOM 69 SG CYS I 508 57.136 22.105 2.994 1.00 10.54 ATOM 70 N GLY I 509 58.233 22.696 6.896 1.00 11.69 ATOM 71 CA GLY I 509 58.484 23.955 7.576 1.00 12.84 ATOM 72 C GLY I 509 59.893 23.818 8.122 1.00 16.97 ATOM 73 O GLY I 509 60.097 23.676 9.329 1.00 16.07 ATOM 74 N PRO I 510 60.898 23.861 7.236 1.00 18.36 ATOM 75 CA PRO I 510 62.328 23.732 7.539 1.00 20.48 ATOM 76 C PRO I 510 62.868 24.548 8.717 1.00 20.00 ATOM 77 O PRO I 510 63.707 24.052 9.469 1.00 18.98 ATOM 78 CB PRO I 510 62.994 24.141 6.225 1.00 23.09 ATOM 79 CG PRO I 510 61.978 23.797 5.195 1.00 23.72 ATOM 80 CD PRO I 510 60.695 24.238 5.826 1.00 18.43 ATOM 81 N LYS I 511 62.377 25.770 8.903 1.00 20.40 ATOM 82 CA LYS I 511 62.861 26.612 9.998 1.00 22.71 ATOM 83 C LYS I 511 62.438 26.058 11.357 1.00 22.01 ATOM 84 O LYS I 511 63.038 26.376 12.378 1.00 24.44 ATOM 85 CB LYS I 511 62.371 28.058 9.839 1.00 23.55 ATOM 86 CG LYS I 511 63.151 29.075 10.659 0.00 31.29 ATOM 87 CD LYS I 511 62.649 30.483 10.411 0.00 35.63 ATOM 88 CE LYS I 511 63.383 31.480 11.286 0.00 39.90 ATOM 89 NZ LYS I 511 62.753 32.827 11.241 0.00 43.38 ATOM 90 N MET I 512 61.421 25.204 11.363 1.00 19.57 ATOM 91 CA MET I 512 60.937 24.620 12.607 1.00 19.39 ATOM 92 C MET I 512 61.712 23.378 13.041 1.00 20.58 ATOM 93 O MET I 512 62.110 23.270 14.194 1.00 23.25 ATOM 94 CB MET I 512 59.450 24.252 12.499 1.00 19.71 ATOM 95 CG MET I 512 58.504 25.433 12.300 1.00 22.11 ATOM 96 SD MET I 512 58.481 26.583 13.686 1.00 23.67 ATOM 97 CE MET I 512 57.544 25.626 14.877 1.00 21.21 ATOM 98 N ASP I 513 61.917 22.438 12.124 1.00 17.56 ATOM 99 CA ASP I 513 62.600 21.195 12.473 1.00 16.27 ATOM 100 C ASP I 513 63.816 20.807 11.635 1.00 15.20 ATOM 101 O ASP I 513 64.420 19.764 11.871 1.00 17.45 ATOM 102 CB ASP I 513 61.590 20.033 12.477 1.00 15.45 ATOM 103 CG ASP I 513 60.887 19.847 11.131 1.00 14.48 ATOM 104 OD1 ASP I 513 61.231 20.534 10.149 1.00 14.08 ATOM 105 OD2 ASP I 513 59.980 18.996 11.057 1.00 16.05 ATOM 106 N GLY I 514 64.137 21.613 10.630 1.00 14.66 ATOM 107 CA GLY I 514 65.269 21.311 9.774 1.00 15.52 ATOM 108 C GLY I 514 65.066 20.175 8.783 1.00 18.47 ATOM 109 O GLY I 514 65.993 19.850 8.040 1.00 20.12 ATOM 110 N VAL I 515 63.875 19.572 8.751 1.00 17.09 ATOM 111 CA VAL I 515 63.592 18.471 7.823 1.00 14.73 ATOM 112 C VAL I 515 63.356 19.035 6.426 1.00 15.70 ATOM 113 O VAL I 515 62.474 19.872 6.214 1.00 15.88 ATOM 114 CB VAL I 515 62.356 17.616 8.251 1.00 13.97 ATOM 115 CG1 VAL I 515 62.205 16.399 7.323 1.00 8.49 ATOM 116 CG2 VAL I 515 62.501 17.153 9.692 1.00 12.34 ATOM 117 N PRO I 516 64.158 18.592 5.451 1.00 16.89 ATOM 118 CA PRO I 516 63.991 19.097 4.090 1.00 16.06 ATOM 119 C PRO I 516 63.028 18.294 3.209 1.00 13.84 ATOM 120 O PRO I 516 62.670 17.146 3.511 1.00 13.52 ATOM 121 CB PRO I 516 65.412 19.015 3.554 1.00 19.20 ATOM 122 CG PRO I 516 65.878 17.701 4.138 1.00 18.55 ATOM 123 CD PRO I 516 65.382 17.773 5.569 1.00 16.58 ATOM 124 N CYS I 517 62.574 18.932 2.139 1.00 14.70 ATOM 125 CA CYS I 517 61.705 18.282 1.176 1.00 15.72 ATOM 126 C CYS I 517 62.631 17.383 0.365 1.00 19.19 ATOM 127 O CYS I 517 63.832 17.659 0.265 1.00 18.72 ATOM 128 CB CYS I 517 61.079 19.317 0.243 1.00 14.94 ATOM 129 SG CYS I 517 59.835 20.380 1.030 1.00 12.96 ATOM 130 N CYS I 518 62.111 16.271 -0.140 1.00 18.72 ATOM 131 CA CYS I 518 62.930 15.391 -0.956 1.00 21.56 ATOM 132 C CYS I 518 63.165 16.125 -2.267 1.00 23.84 ATOM 133 O CYS I 518 62.304 16.874 -2.731 1.00 23.36 ATOM 134 CB CYS I 518 62.210 14.079 -1.240 1.00 20.44 ATOM 135 SG CYS I 518 61.763 13.132 0.247 1.00 21.17 ATOM 136 N GLU I 519 64.342 15.938 -2.850 1.00 26.66 ATOM 137 CA GLU I 519 64.670 16.581 -4.114 1.00 29.47 ATOM 138 C GLU I 519 63.635 16.191 -5.165 1.00 26.59 ATOM 139 O GLU I 519 63.067 15.100 -5.112 1.00 29.15 ATOM 140 CB GLU I 519 66.068 16.156 -4.584 1.00 37.39 ATOM 141 CG GLU I 519 67.211 16.627 -3.686 1.00 46.91 ATOM 142 CD GLU I 519 67.226 18.134 -3.498 1.00 53.15 ATOM 143 OE1 GLU I 519 67.256 18.867 -4.515 1.00 57.72 ATOM 144 OE2 GLU I 519 67.206 18.587 -2.332 1.00 56.79 ATOM 145 N PRO I 520 63.389 17.068 -6.146 1.00 23.68 ATOM 146 CA PRO I 520 63.923 18.426 -6.274 1.00 23.39 ATOM 147 C PRO I 520 62.971 19.498 -5.738 1.00 23.86 ATOM 148 O PRO I 520 63.037 20.654 -6.157 1.00 25.10 ATOM 149 CB PRO I 520 64.061 18.563 -7.783 1.00 23.23 ATOM 150 CG PRO I 520 62.808 17.896 -8.260 1.00 21.04 ATOM 151 CD PRO I 520 62.721 16.650 -7.394 1.00 21.20 ATOM 152 N TYR I 521 62.109 19.129 -4.799 1.00 21.70 ATOM 153 CA TYR I 521 61.132 20.074 -4.278 1.00 21.94 ATOM 154 C TYR I 521 61.598 20.921 -3.110 1.00 19.32 ATOM 155 O TYR I 521 62.543 20.564 -2.405 1.00 19.55 ATOM 156 CB TYR I 521 59.837 19.329 -3.942 1.00 22.15 ATOM 157 CG TYR I 521 59.348 18.530 -5.122 1.00 24.27 ATOM 158 CD1 TYR I 521 58.877 19.173 -6.266 1.00 25.83 ATOM 159 CD2 TYR I 521 59.438 17.142 -5.135 1.00 23.93 ATOM 160 CE1 TYR I 521 58.514 18.459 -7.394 1.00 28.22 ATOM 161 CE2 TYR I 521 59.075 16.412 -6.264 1.00 26.05 ATOM 162 CZ TYR I 521 58.614 17.079 -7.391 1.00 29.14 ATOM 163 OH TYR I 521 58.241 16.378 -8.522 1.00 35.10 ATOM 164 N THR I 522 60.928 22.053 -2.928 1.00 18.17 ATOM 165 CA THR I 522 61.235 22.969 -1.845 1.00 19.67 ATOM 166 C THR I 522 59.944 23.299 -1.117 1.00 16.07 ATOM 167 O THR I 522 58.849 23.068 -1.629 1.00 15.33 ATOM 168 CB THR I 522 61.893 24.278 -2.345 1.00 22.25 ATOM 169 OG1 THR I 522 61.076 24.879 -3.357 1.00 27.59 ATOM 170 CG2 THR I 522 63.283 24.003 -2.902 1.00 27.39 ATOM 171 N CYS I 523 60.077 23.816 0.093 1.00 14.66 ATOM 172 CA CYS I 523 58.918 24.150 0.887 1.00 13.82 ATOM 173 C CYS I 523 58.365 25.509 0.498 1.00 14.70 ATOM 174 O CYS I 523 59.114 26.463 0.283 1.00 14.59 ATOM 175 CB CYS I 523 59.268 24.124 2.371 1.00 12.92 ATOM 176 SG CYS I 523 57.806 23.963 3.439 1.00 13.80 ATOM 177 N THR I 524 57.045 25.584 0.382 1.00 14.25 ATOM 178 CA THR I 524 56.374 26.831 0.039 1.00 13.44 ATOM 179 C THR I 524 56.437 27.834 1.195 1.00 13.09 ATOM 180 O THR I 524 56.098 29.000 1.028 1.00 12.01 ATOM 181 CB THR I 524 54.898 26.576 -0.296 1.00 12.98 ATOM 182 OG1 THR I 524 54.290 25.867 0.788 1.00 15.35 ATOM 183 CG2 THR I 524 54.769 25.748 -1.558 1.00 11.75 ATOM 184 N SER I 525 56.833 27.366 2.375 1.00 12.39 ATOM 185 CA SER I 525 56.924 28.213 3.562 1.00 13.55 ATOM 186 C SER I 525 58.105 27.758 4.410 1.00 12.90 ATOM 187 O SER I 525 58.601 26.645 4.251 1.00 15.00 ATOM 188 CB SER I 525 55.626 28.102 4.383 1.00 11.93 ATOM 189 OG SER I 525 55.705 28.790 5.630 1.00 11.87 ATOM 190 N ASP I 526 58.552 28.630 5.308 1.00 15.38 ATOM 191 CA ASP I 526 59.655 28.311 6.206 1.00 15.36 ATOM 192 C ASP I 526 59.098 27.664 7.454 1.00 13.96 ATOM 193 O ASP I 526 59.820 26.969 8.161 1.00 13.93 ATOM 194 CB ASP I 526 60.400 29.577 6.638 1.00 19.67 ATOM 195 CG ASP I 526 61.451 30.006 5.650 1.00 24.57 ATOM 196 OD1 ASP I 526 62.003 29.134 4.948 1.00 30.21 ATOM 197 OD2 ASP I 526 61.730 31.220 5.580 1.00 27.39 ATOM 198 N TYR I 527 57.806 27.877 7.696 1.00 12.89 ATOM 199 CA TYR I 527 57.147 27.374 8.897 1.00 16.83 ATOM 200 C TYR I 527 56.052 26.344 8.698 1.00 14.97 ATOM 201 O TYR I 527 55.980 25.368 9.442 1.00 13.78 ATOM 202 CB TYR I 527 56.548 28.544 9.665 1.00 20.60 ATOM 203 CG TYR I 527 57.508 29.677 9.836 1.00 26.26 ATOM 204 CD1 TYR I 527 58.484 29.641 10.829 1.00 30.45 ATOM 205 CD2 TYR I 527 57.462 30.780 8.990 1.00 28.46 ATOM 206 CE1 TYR I 527 59.391 30.678 10.978 1.00 34.60 ATOM 207 CE2 TYR I 527 58.362 31.823 9.127 1.00 34.26 ATOM 208 CZ TYR I 527 59.325 31.766 10.124 1.00 36.36 ATOM 209 OH TYR I 527 60.222 32.802 10.267 1.00 42.01 ATOM 210 N TYR I 528 55.175 26.580 7.728 1.00 13.48 ATOM 211 CA TYR I 528 54.060 25.673 7.488 1.00 13.35 ATOM 212 C TYR I 528 53.603 25.777 6.037 1.00 10.87 ATOM 213 O TYR I 528 52.903 26.717 5.656 1.00 11.77 ATOM 214 CB TYR I 528 52.918 26.019 8.457 1.00 9.55 ATOM 215 CG TYR I 528 51.737 25.068 8.457 1.00 11.13 ATOM 216 CD1 TYR I 528 50.733 25.177 7.496 1.00 9.68 ATOM 217 CD2 TYR I 528 51.594 24.099 9.452 1.00 10.47 ATOM 218 CE1 TYR I 528 49.618 24.355 7.525 1.00 9.68 ATOM 219 CE2 TYR I 528 50.474 23.267 9.491 1.00 10.69 ATOM 220 CZ TYR I 528 49.491 23.404 8.525 1.00 9.93 ATOM 221 OH TYR I 528 48.372 22.601 8.542 1.00 10.30 ATOM 222 N GLY I 529 54.039 24.821 5.229 1.00 12.10 ATOM 223 CA GLY I 529 53.677 24.795 3.825 1.00 13.52 ATOM 224 C GLY I 529 53.724 23.378 3.296 1.00 11.65 ATOM 225 O GLY I 529 53.602 22.415 4.055 1.00 12.00 ATOM 226 N ASN I 530 53.875 23.241 1.986 1.00 12.03 ATOM 227 CA ASN I 530 53.945 21.927 1.366 1.00 11.96 ATOM 228 C ASN I 530 55.150 21.860 0.436 1.00 12.70 ATOM 229 O ASN I 530 55.685 22.895 0.025 1.00 13.00 ATOM 230 CB ASN I 530 52.648 21.626 0.600 1.00 12.89 ATOM 231 CG ASN I 530 52.456 22.527 -0.600 1.00 18.28 ATOM 232 OD1 ASN I 530 53.068 22.314 -1.648 1.00 22.62 ATOM 233 ND2 ASN I 530 51.625 23.553 -0.451 1.00 17.80 ATOM 234 N CYS I 531 55.631 20.649 0.192 1.00 11.62 ATOM 235 CA CYS I 531 56.761 20.446 -0.700 1.00 13.47 ATOM 236 C CYS I 531 56.283 20.366 -2.142 1.00 13.69 ATOM 237 O CYS I 531 55.597 19.413 -2.510 1.00 11.30 ATOM 238 CB CYS I 531 57.477 19.143 -0.358 1.00 13.20 ATOM 239 SG CYS I 531 58.271 19.115 1.273 1.00 14.55 ATOM 240 N SER I 532 56.642 21.348 -2.957 1.00 15.53 ATOM 241 CA SER I 532 56.248 21.337 -4.360 1.00 20.84 ATOM 242 C SER I 532 57.229 22.156 -5.193 1.00 23.35 ATOM 243 O SER I 532 56.894 22.460 -6.354 1.00 25.66 ATOM 244 CB SER I 532 54.811 21.848 -4.544 1.00 18.81 ATOM 245 OG SER I 532 54.647 23.154 -4.023 1.00 21.15 ATOM 246 OXT SER I 532 58.340 22.446 -4.685 1.00 24.63 TER