HEADER HYDROLASE/HYDROLASE INHIBITOR 31-DEC-69 1TAB TITLE STRUCTURE OF THE TRYPSIN-BINDING DOMAIN OF BOWMAN-BIRK TYPE PROTEASE TITLE 2 INHIBITOR AND ITS INTERACTION WITH TRYPSIN COMPND MOL_ID: 2; COMPND 2 MOLECULE: BOWMAN-BIRK TYPE PROTEINASE INHIBITOR; COMPND 3 CHAIN: I; COMPND 4 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 2.30 ANGSTORMS DBREF 1TAB I 1 82 UNP P01058 IBB1_PHAAN 1 82 SEQRES 1 I 22 PRO CYS CYS ASP GLN CYS SER CYS THR LYS SER MET PRO SEQRES 2 I 22 PRO LYS CYS ARG CYS SER ASP ILE ARG SEQRES 1 I 8 ASN ASP PHE CYS TYR GLU PRO CYS ATOM 1 N PRO I 17 49.591 5.285 101.031 1.00 39.28 ATOM 2 CA PRO I 17 50.278 4.527 100.026 1.00 39.45 ATOM 3 C PRO I 17 49.631 3.397 99.281 1.00 39.71 ATOM 4 O PRO I 17 48.901 3.675 98.283 1.00 39.77 ATOM 5 CB PRO I 17 51.583 3.992 100.691 1.00 39.45 ATOM 6 CG PRO I 17 51.337 4.231 102.156 1.00 39.38 ATOM 7 CD PRO I 17 50.581 5.597 102.118 1.00 39.53 ATOM 8 N CYS I 18 49.918 2.151 99.693 1.00 39.82 ATOM 9 CA CYS I 18 49.292 1.045 98.861 1.00 39.63 ATOM 10 C CYS I 18 48.717 1.762 97.604 1.00 38.12 ATOM 11 O CYS I 18 47.695 2.442 97.491 1.00 37.34 ATOM 12 CB CYS I 18 48.447 0.151 99.683 1.00 41.66 ATOM 13 SG CYS I 18 49.220 -1.083 100.811 1.00 43.94 ATOM 14 N CYS I 19 49.507 1.612 96.535 1.00 36.65 ATOM 15 CA CYS I 19 49.538 2.023 95.154 1.00 35.16 ATOM 16 C CYS I 19 48.795 3.381 95.105 1.00 35.92 ATOM 17 O CYS I 19 47.903 3.679 94.364 1.00 36.58 ATOM 18 CB CYS I 19 49.214 1.148 93.955 1.00 32.51 ATOM 19 SG CYS I 19 50.039 1.564 92.314 1.00 29.51 ATOM 20 N ASP I 20 49.358 4.099 96.050 1.00 36.60 ATOM 21 CA ASP I 20 48.992 5.476 96.326 1.00 36.97 ATOM 22 C ASP I 20 50.357 6.197 96.090 1.00 36.27 ATOM 23 O ASP I 20 51.078 6.825 96.846 1.00 36.31 ATOM 24 CB ASP I 20 48.193 5.815 97.542 1.00 38.36 ATOM 25 CG ASP I 20 46.773 6.278 97.213 1.00 39.44 ATOM 26 OD1 ASP I 20 45.806 6.349 97.991 1.00 39.94 ATOM 27 OD2 ASP I 20 46.686 6.609 96.001 1.00 40.16 ATOM 28 N GLN I 21 50.596 5.931 94.792 1.00 34.84 ATOM 29 CA GLN I 21 51.705 6.444 94.080 1.00 33.57 ATOM 30 C GLN I 21 51.667 5.873 92.677 1.00 32.32 ATOM 31 O GLN I 21 52.434 5.009 92.377 1.00 32.37 ATOM 32 CB GLN I 21 53.078 6.502 94.705 1.00 34.61 ATOM 33 CG GLN I 21 53.295 7.967 95.243 1.00 35.54 ATOM 34 CD GLN I 21 52.274 8.905 94.623 1.00 35.90 ATOM 35 OE1 GLN I 21 52.032 8.930 93.410 1.00 36.75 ATOM 36 NE2 GLN I 21 51.608 9.722 95.430 1.00 35.77 ATOM 37 N CYS I 22 50.697 6.448 91.987 1.00 30.98 ATOM 38 CA CYS I 22 50.506 6.165 90.571 1.00 30.18 ATOM 39 C CYS I 22 50.443 7.660 90.020 1.00 27.82 ATOM 40 O CYS I 22 49.417 8.278 89.815 1.00 27.79 ATOM 41 CB CYS I 22 49.487 5.304 89.901 1.00 31.97 ATOM 42 SG CYS I 22 47.962 6.111 89.543 1.00 35.05 ATOM 43 N SER I 23 51.655 8.099 89.886 1.00 24.83 ATOM 44 CA SER I 23 52.011 9.403 89.359 1.00 22.39 ATOM 45 C SER I 23 52.037 9.190 87.834 1.00 20.00 ATOM 46 O SER I 23 53.028 8.579 87.433 1.00 20.63 ATOM 47 CB SER I 23 53.394 9.748 89.841 1.00 22.97 ATOM 48 OG SER I 23 53.719 11.101 90.008 1.00 24.23 ATOM 49 N CYS I 24 51.140 9.568 87.049 1.00 17.05 ATOM 50 CA CYS I 24 51.085 9.445 85.601 1.00 14.70 ATOM 51 C CYS I 24 51.523 10.762 84.941 1.00 13.48 ATOM 52 O CYS I 24 51.786 11.753 85.612 1.00 13.03 ATOM 53 CB CYS I 24 49.654 9.225 85.076 1.00 13.82 ATOM 54 SG CYS I 24 48.944 7.778 85.928 1.00 13.53 ATOM 55 N THR I 25 51.585 10.697 83.629 1.00 12.24 ATOM 56 CA THR I 25 51.923 11.804 82.743 1.00 11.71 ATOM 57 C THR I 25 50.568 12.295 82.185 1.00 11.07 ATOM 58 O THR I 25 49.526 11.630 82.359 1.00 11.37 ATOM 59 CB THR I 25 52.931 11.563 81.589 1.00 11.83 ATOM 60 OG1 THR I 25 52.479 10.432 80.795 1.00 12.66 ATOM 61 CG2 THR I 25 54.391 11.314 81.983 1.00 11.80 ATOM 62 N LYS I 26 50.548 13.411 81.554 1.00 10.48 ATOM 63 CA LYS I 26 49.343 14.010 81.020 1.00 10.08 ATOM 64 C LYS I 26 49.339 14.017 79.515 1.00 9.61 ATOM 65 O LYS I 26 49.022 15.024 78.888 1.00 8.61 ATOM 66 CB LYS I 26 49.092 15.412 81.578 1.00 10.57 ATOM 67 CG LYS I 26 49.008 15.480 83.102 1.00 10.28 ATOM 68 CD LYS I 26 49.258 16.898 83.506 1.00 11.36 ATOM 69 CE LYS I 26 49.485 17.162 84.987 1.00 12.44 ATOM 70 NZ LYS I 26 48.676 18.342 85.508 1.00 12.06 ATOM 71 N SER I 27 49.727 12.819 79.079 1.00 9.37 ATOM 72 CA SER I 27 49.799 12.530 77.596 1.00 9.31 ATOM 73 C SER I 27 48.648 11.633 77.242 1.00 9.72 ATOM 74 O SER I 27 47.957 11.130 78.170 1.00 9.43 ATOM 75 CB SER I 27 51.158 11.883 77.427 1.00 8.37 ATOM 76 OG SER I 27 51.151 10.619 78.067 1.00 7.82 ATOM 77 N MET I 28 48.357 11.357 76.003 1.00 10.75 ATOM 78 CA MET I 28 47.262 10.434 75.643 1.00 11.34 ATOM 79 C MET I 28 47.708 9.272 74.812 1.00 10.93 ATOM 80 O MET I 28 47.996 9.474 73.602 1.00 11.15 ATOM 81 CB MET I 28 46.193 11.196 74.881 1.00 12.99 ATOM 82 CG MET I 28 44.880 11.203 75.545 1.00 15.12 ATOM 83 SD MET I 28 44.309 9.477 75.628 1.00 17.99 ATOM 84 CE MET I 28 44.992 8.893 77.186 1.00 18.00 ATOM 85 N PRO I 29 47.788 8.090 75.357 1.00 10.50 ATOM 86 CA PRO I 29 47.544 7.682 76.739 1.00 10.26 ATOM 87 C PRO I 29 48.782 7.944 77.569 1.00 10.07 ATOM 88 O PRO I 29 49.894 7.916 76.989 1.00 10.23 ATOM 89 CB PRO I 29 47.392 6.162 76.610 1.00 10.29 ATOM 90 CG PRO I 29 48.482 5.872 75.588 1.00 9.98 ATOM 91 CD PRO I 29 48.240 6.923 74.529 1.00 10.16 ATOM 92 N PRO I 30 48.609 8.189 78.852 1.00 10.03 ATOM 93 CA PRO I 30 49.707 8.438 79.742 1.00 10.39 ATOM 94 C PRO I 30 50.627 7.238 79.959 1.00 10.83 ATOM 95 O PRO I 30 50.442 6.085 79.513 1.00 10.98 ATOM 96 CB PRO I 30 49.006 8.519 81.140 1.00 10.08 ATOM 97 CG PRO I 30 47.632 8.898 80.867 1.00 9.92 ATOM 98 CD PRO I 30 47.321 8.208 79.532 1.00 10.24 ATOM 99 N LYS I 31 51.627 7.580 80.744 1.00 10.85 ATOM 100 CA LYS I 31 52.606 6.501 81.138 1.00 10.73 ATOM 101 C LYS I 31 52.579 6.755 82.630 1.00 11.18 ATOM 102 O LYS I 31 52.789 7.933 83.039 1.00 10.98 ATOM 103 CB LYS I 31 53.825 6.588 80.324 1.00 10.61 ATOM 104 CG LYS I 31 53.629 7.279 78.974 1.00 10.49 ATOM 105 CD LYS I 31 54.652 6.905 77.922 1.00 10.10 ATOM 106 CE LYS I 31 54.971 8.153 77.122 1.00 10.74 ATOM 107 NZ LYS I 31 56.075 7.995 76.103 1.00 11.03 ATOM 108 N CYS I 32 52.242 5.699 83.306 1.00 12.06 ATOM 109 CA CYS I 32 52.129 5.737 84.754 1.00 13.72 ATOM 110 C CYS I 32 53.088 4.775 85.443 1.00 14.53 ATOM 111 O CYS I 32 53.221 3.638 85.014 1.00 13.66 ATOM 112 CB CYS I 32 50.703 5.411 85.241 1.00 13.87 ATOM 113 SG CYS I 32 49.376 6.344 84.518 1.00 14.82 ATOM 114 N ARG I 33 53.622 5.367 86.533 1.00 15.95 ATOM 115 CA ARG I 33 54.547 4.515 87.309 1.00 17.84 ATOM 116 C ARG I 33 54.037 4.505 88.718 1.00 19.01 ATOM 117 O ARG I 33 53.655 5.620 89.012 1.00 19.75 ATOM 118 CB ARG I 33 55.940 5.099 87.316 1.00 18.44 ATOM 119 CG ARG I 33 55.974 6.612 87.260 1.00 19.24 ATOM 120 CD ARG I 33 57.219 7.069 86.615 1.00 19.91 ATOM 121 NE ARG I 33 57.568 8.446 86.840 1.00 20.73 ATOM 122 CZ ARG I 33 57.282 9.244 87.838 1.00 20.96 ATOM 123 NH1 ARG I 33 56.526 8.835 88.865 1.00 20.95 ATOM 124 NH2 ARG I 33 57.750 10.484 87.916 1.00 21.45 ATOM 125 N CYS I 34 54.042 3.417 89.439 1.00 20.36 ATOM 126 CA CYS I 34 53.610 3.377 90.842 1.00 21.14 ATOM 127 C CYS I 34 54.933 3.577 91.632 1.00 20.56 ATOM 128 O CYS I 34 56.015 3.322 91.093 1.00 19.90 ATOM 129 CB CYS I 34 52.895 2.131 91.291 1.00 23.08 ATOM 130 SG CYS I 34 51.807 2.340 92.675 1.00 25.52 ATOM 131 N SER I 35 54.792 4.058 92.852 1.00 20.27 ATOM 132 CA SER I 35 55.960 4.249 93.762 1.00 19.86 ATOM 133 C SER I 35 55.915 3.015 94.689 1.00 20.24 ATOM 134 O SER I 35 56.562 1.921 94.478 1.00 21.26 ATOM 135 CB SER I 35 56.012 5.534 94.485 1.00 18.88 ATOM 136 OG SER I 35 55.610 6.553 93.593 1.00 17.93 ATOM 137 N ASP I 36 55.139 3.049 95.697 1.00 20.46 ATOM 138 CA ASP I 36 54.886 2.033 96.711 1.00 20.53 ATOM 139 C ASP I 36 56.056 1.362 97.407 1.00 20.10 ATOM 140 O ASP I 36 56.441 1.992 98.416 1.00 19.71 ATOM 141 CB ASP I 36 53.860 1.020 96.284 1.00 20.90 ATOM 142 CG ASP I 36 52.401 1.135 96.535 1.00 21.28 ATOM 143 OD1 ASP I 36 51.569 0.742 95.668 1.00 21.17 ATOM 144 OD2 ASP I 36 51.909 1.508 97.602 1.00 21.50 ATOM 145 N ILE I 37 56.527 0.227 97.040 1.00 20.09 ATOM 146 CA ILE I 37 57.655 -0.399 97.865 1.00 20.60 ATOM 147 C ILE I 37 57.155 -1.578 98.688 1.00 21.01 ATOM 148 O ILE I 37 55.985 -1.481 99.092 1.00 21.35 ATOM 149 CB ILE I 37 58.168 0.768 98.768 1.00 20.13 ATOM 150 CG1 ILE I 37 59.328 1.515 98.107 1.00 19.69 ATOM 151 CG2 ILE I 37 58.449 0.300 100.248 1.00 20.04 ATOM 152 CD1 ILE I 37 59.798 2.793 98.852 1.00 19.72 ATOM 153 N ARG I 38 57.893 -2.627 99.012 1.00 21.55 ATOM 154 CA ARG I 38 57.344 -3.759 99.795 1.00 22.01 ATOM 155 C ARG I 38 58.267 -4.857 100.217 1.00 22.33 ATOM 156 O ARG I 38 57.962 -5.933 100.876 1.00 22.64 ATOM 157 CB ARG I 38 56.271 -4.373 98.890 1.00 22.73 ATOM 158 CG ARG I 38 55.216 -3.613 98.136 1.00 23.22 ATOM 159 CD ARG I 38 54.136 -4.539 97.653 1.00 24.20 ATOM 160 NE ARG I 38 53.276 -4.095 96.604 1.00 24.90 ATOM 161 CZ ARG I 38 52.418 -4.720 95.790 1.00 25.12 ATOM 162 NH1 ARG I 38 52.126 -6.014 95.759 1.00 24.75 ATOM 163 NH2 ARG I 38 51.755 -3.953 94.880 1.00 25.22 TER ATOM 1 N ASN I 65 45.953 4.807 78.897 1.00 38.33 ATOM 2 CA ASN I 65 45.502 3.886 79.986 1.00 39.25 ATOM 3 C ASN I 65 46.442 4.068 81.207 1.00 39.61 ATOM 4 O ASN I 65 47.385 4.853 81.312 1.00 39.98 ATOM 5 CB ASN I 65 45.191 2.536 79.515 1.00 39.09 ATOM 6 CG ASN I 65 45.631 1.232 79.121 1.00 38.95 ATOM 7 OD1 ASN I 65 46.041 0.305 79.879 1.00 38.91 ATOM 8 ND2 ASN I 65 45.608 0.828 77.813 1.00 38.87 ATOM 9 N ASP I 66 46.276 3.442 82.288 1.00 39.86 ATOM 10 CA ASP I 66 46.328 2.932 83.508 1.00 40.10 ATOM 11 C ASP I 66 47.491 2.670 84.473 1.00 40.18 ATOM 12 O ASP I 66 48.678 2.731 84.493 1.00 40.12 ATOM 13 CB ASP I 66 45.596 1.491 83.486 1.00 40.50 ATOM 14 CG ASP I 66 46.434 0.283 83.300 1.00 40.64 ATOM 15 OD1 ASP I 66 46.823 -0.481 84.224 1.00 40.36 ATOM 16 OD2 ASP I 66 46.754 -0.077 82.125 1.00 41.20 ATOM 17 N PHE I 67 46.937 2.211 85.574 1.00 40.43 ATOM 18 CA PHE I 67 47.057 1.720 86.835 1.00 40.55 ATOM 19 C PHE I 67 46.243 2.596 87.843 1.00 40.85 ATOM 20 O PHE I 67 45.500 3.452 87.409 1.00 41.31 ATOM 21 CB PHE I 67 48.393 1.393 87.522 1.00 40.58 ATOM 22 CG PHE I 67 48.020 0.372 88.598 1.00 40.74 ATOM 23 CD1 PHE I 67 46.782 -0.269 88.441 1.00 40.63 ATOM 24 CD2 PHE I 67 48.827 0.089 89.670 1.00 40.81 ATOM 25 CE1 PHE I 67 46.361 -1.202 89.383 1.00 40.47 ATOM 26 CE2 PHE I 67 48.405 -0.866 90.609 1.00 40.70 ATOM 27 CZ PHE I 67 47.166 -1.515 90.460 1.00 40.37 ATOM 28 N CYS I 68 46.441 2.249 89.063 1.00 40.50 ATOM 29 CA CYS I 68 46.006 2.681 90.342 1.00 40.08 ATOM 30 C CYS I 68 45.464 1.669 91.283 1.00 41.24 ATOM 31 O CYS I 68 46.179 0.588 91.358 1.00 41.51 ATOM 32 CB CYS I 68 45.514 4.138 90.233 1.00 38.63 ATOM 33 SG CYS I 68 46.548 4.945 88.926 1.00 37.06 ATOM 34 N TYR I 69 44.446 1.688 92.105 1.00 42.24 ATOM 35 CA TYR I 69 44.089 0.713 93.113 1.00 43.31 ATOM 36 C TYR I 69 43.976 -0.770 92.877 1.00 44.14 ATOM 37 O TYR I 69 43.207 -1.459 92.221 1.00 44.31 ATOM 38 CB TYR I 69 42.966 1.226 94.086 1.00 43.50 ATOM 39 CG TYR I 69 43.506 1.966 95.292 1.00 43.76 ATOM 40 CD1 TYR I 69 42.793 3.003 95.895 1.00 44.07 ATOM 41 CD2 TYR I 69 44.747 1.657 95.841 1.00 43.74 ATOM 42 CE1 TYR I 69 43.274 3.689 97.006 1.00 44.03 ATOM 43 CE2 TYR I 69 45.260 2.342 96.948 1.00 43.60 ATOM 44 CZ TYR I 69 44.522 3.353 97.536 1.00 43.83 ATOM 45 OH TYR I 69 45.063 3.994 98.647 1.00 44.08 ATOM 46 N GLU I 70 44.898 -1.389 93.617 1.00 45.02 ATOM 47 CA GLU I 70 45.364 -2.724 93.866 1.00 45.47 ATOM 48 C GLU I 70 46.858 -2.497 94.238 1.00 45.45 ATOM 49 O GLU I 70 47.651 -2.168 93.335 1.00 45.25 ATOM 50 CB GLU I 70 45.402 -3.630 92.641 1.00 45.88 ATOM 51 CG GLU I 70 44.273 -4.592 92.247 1.00 46.17 ATOM 52 CD GLU I 70 44.375 -5.200 90.867 1.00 45.94 ATOM 53 OE1 GLU I 70 43.467 -5.440 90.086 1.00 46.04 ATOM 54 OE2 GLU I 70 45.560 -5.447 90.604 1.00 45.91 ATOM 55 N PRO I 71 47.229 -2.612 95.492 1.00 45.69 ATOM 56 CA PRO I 71 46.498 -2.979 96.646 1.00 45.94 ATOM 57 C PRO I 71 45.868 -2.219 97.787 1.00 45.86 ATOM 58 O PRO I 71 44.939 -1.444 97.874 1.00 45.69 ATOM 59 CB PRO I 71 47.767 -3.698 97.447 1.00 45.95 ATOM 60 CG PRO I 71 48.718 -2.489 97.309 1.00 45.87 ATOM 61 CD PRO I 71 48.695 -2.357 95.772 1.00 45.80 ATOM 62 N CYS I 72 46.387 -2.451 98.963 1.00 45.90 ATOM 63 CA CYS I 72 46.705 -2.466 100.249 1.00 45.99 ATOM 64 C CYS I 72 46.626 -3.733 101.136 1.00 46.20 ATOM 65 O CYS I 72 46.410 -4.846 100.738 1.00 46.66 ATOM 66 CB CYS I 72 46.226 -1.337 101.265 1.00 45.27 ATOM 67 SG CYS I 72 47.749 -1.167 102.403 1.00 45.31 TER