HEADER HYDROLASE 06-AUG-02 1MCV TITLE Crystal Structure Analysis of a Hybrid Squash Inhibitor in Complex TITLE 2 with Porcine Pancreatic Elastase COMPND MOL_ID: 2; COMPND 2 MOLECULE: HEI-TOE I; COMPND 3 CHAIN: I; COMPND 4 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 1.80 ANGSTORMS DBREF 1MCV I 1 28 PDB 1MCV 1MCV 1 28 SEQRES 1 I 28 PRO CYS THR LEU GLU TYR MET ARG CYS LYS GLN ASP SER SEQRES 2 I 28 ASP CYS LEU ALA GLY CYS VAL CYS GLY PRO ASN GLY PHE SEQRES 3 I 28 CYS GLY ATOM 1 N PRO I 1 27.059 29.086 17.816 1.00 13.25 ATOM 2 CA PRO I 1 25.853 28.231 17.768 1.00 12.96 ATOM 3 C PRO I 1 25.835 27.195 18.885 1.00 12.41 ATOM 4 O PRO I 1 26.852 26.941 19.528 1.00 12.72 ATOM 5 CB PRO I 1 25.863 27.531 16.420 1.00 13.55 ATOM 6 CG PRO I 1 26.662 28.507 15.574 1.00 13.83 ATOM 7 CD PRO I 1 27.756 29.034 16.519 1.00 14.14 ATOM 8 N CYS I 2 24.661 26.614 19.110 1.00 11.30 ATOM 9 CA CYS I 2 24.473 25.566 20.106 1.00 10.19 ATOM 10 C CYS I 2 23.474 24.566 19.509 1.00 9.67 ATOM 11 O CYS I 2 22.375 24.939 19.090 1.00 8.31 ATOM 12 CB CYS I 2 23.962 26.153 21.437 1.00 10.76 ATOM 13 SG CYS I 2 23.342 24.899 22.610 1.00 11.47 ATOM 14 N THR I 3 23.888 23.304 19.443 1.00 9.05 ATOM 15 CA THR I 3 23.069 22.228 18.896 1.00 8.73 ATOM 16 C THR I 3 21.822 21.968 19.734 1.00 8.57 ATOM 17 O THR I 3 21.784 22.298 20.916 1.00 8.50 ATOM 18 CB THR I 3 23.890 20.933 18.787 1.00 8.61 ATOM 19 OG1 THR I 3 24.628 20.735 19.999 1.00 8.76 ATOM 20 CG2 THR I 3 24.852 21.015 17.612 1.00 8.26 ATOM 21 N LEU I 4 20.807 21.357 19.128 1.00 8.33 ATOM 22 CA LEU I 4 19.564 21.108 19.843 1.00 8.96 ATOM 23 C LEU I 4 19.324 19.681 20.320 1.00 9.00 ATOM 24 O LEU I 4 18.185 19.217 20.334 1.00 8.66 ATOM 25 CB LEU I 4 18.371 21.572 18.996 1.00 9.15 ATOM 26 CG LEU I 4 18.272 23.074 18.706 1.00 9.88 ATOM 27 CD1 LEU I 4 16.995 23.369 17.935 1.00 9.40 ATOM 28 CD2 LEU I 4 18.280 23.851 20.007 1.00 9.98 ATOM 29 N GLU I 5 20.385 18.974 20.697 1.00 8.74 ATOM 30 CA GLU I 5 20.197 17.624 21.206 1.00 9.19 ATOM 31 C GLU I 5 20.066 17.740 22.727 1.00 9.65 ATOM 32 O GLU I 5 20.590 18.678 23.331 1.00 9.31 ATOM 33 CB GLU I 5 21.382 16.718 20.842 1.00 9.92 ATOM 34 CG GLU I 5 22.534 16.755 21.833 1.00 9.39 ATOM 35 CD GLU I 5 23.513 17.880 21.583 1.00 10.25 ATOM 36 OE1 GLU I 5 23.112 18.933 21.051 1.00 9.28 ATOM 37 OE2 GLU I 5 24.696 17.709 21.942 1.00 11.18 ATOM 38 N TYR I 6 19.352 16.805 23.345 1.00 9.97 ATOM 39 CA TYR I 6 19.179 16.835 24.794 1.00 10.70 ATOM 40 C TYR I 6 20.083 15.760 25.377 1.00 10.90 ATOM 41 O TYR I 6 19.843 14.564 25.201 1.00 10.51 ATOM 42 CB TYR I 6 17.723 16.565 25.165 1.00 11.64 ATOM 43 CG TYR I 6 17.419 16.800 26.625 1.00 12.49 ATOM 44 CD1 TYR I 6 17.566 18.065 27.194 1.00 13.59 ATOM 45 CD2 TYR I 6 16.972 15.760 27.436 1.00 13.51 ATOM 46 CE1 TYR I 6 17.272 18.287 28.539 1.00 14.41 ATOM 47 CE2 TYR I 6 16.675 15.968 28.773 1.00 14.58 ATOM 48 CZ TYR I 6 16.826 17.230 29.319 1.00 14.53 ATOM 49 OH TYR I 6 16.529 17.428 30.648 1.00 16.48 ATOM 50 N MET I 7 21.125 16.192 26.071 1.00 11.02 ATOM 51 CA MET I 7 22.085 15.252 26.621 1.00 12.13 ATOM 52 C MET I 7 22.645 15.681 27.969 1.00 12.59 ATOM 53 O MET I 7 22.831 16.874 28.227 1.00 11.81 ATOM 54 CB MET I 7 23.231 15.094 25.620 1.00 12.52 ATOM 55 CG MET I 7 24.302 14.108 26.019 1.00 13.60 ATOM 56 SD MET I 7 23.618 12.476 26.209 1.00 15.92 ATOM 57 CE MET I 7 22.996 12.158 24.535 1.00 15.24 ATOM 58 N ARG I 8 22.910 14.702 28.827 0.50 13.03 ATOM 59 CA ARG I 8 23.473 14.978 30.138 0.50 13.86 ATOM 60 C ARG I 8 24.917 15.427 29.983 0.50 14.32 ATOM 61 O ARG I 8 25.561 15.148 28.971 0.50 14.23 ATOM 62 CB ARG I 8 23.434 13.725 31.012 0.50 14.24 ATOM 63 CG ARG I 8 22.064 13.352 31.526 0.50 14.59 ATOM 64 CD ARG I 8 22.132 12.127 32.421 0.50 15.27 ATOM 65 NE ARG I 8 20.843 11.850 33.046 0.50 15.56 ATOM 66 CZ ARG I 8 20.294 12.604 33.990 0.50 15.80 ATOM 67 NH1 ARG I 8 20.923 13.683 34.431 0.50 16.56 ATOM 68 NH2 ARG I 8 19.103 12.290 34.481 0.50 16.41 ATOM 69 N CYS I 9 25.422 16.127 30.991 1.00 14.59 ATOM 70 CA CYS I 9 26.800 16.599 30.962 1.00 15.35 ATOM 71 C CYS I 9 27.321 16.867 32.370 1.00 16.69 ATOM 72 O CYS I 9 26.537 17.002 33.312 1.00 16.58 ATOM 73 CB CYS I 9 26.878 17.891 30.155 1.00 14.45 ATOM 74 SG CYS I 9 25.713 19.145 30.772 1.00 13.52 ATOM 75 N LYS I 10 28.645 16.942 32.499 1.00 18.60 ATOM 76 CA LYS I 10 29.278 17.221 33.781 1.00 20.11 ATOM 77 C LYS I 10 30.068 18.521 33.696 1.00 20.71 ATOM 78 O LYS I 10 30.299 19.184 34.707 1.00 21.02 ATOM 79 CB LYS I 10 30.191 16.062 34.183 1.00 20.96 ATOM 80 CG LYS I 10 29.437 14.777 34.462 1.00 22.45 ATOM 81 CD LYS I 10 30.355 13.661 34.924 1.00 24.21 ATOM 82 CE LYS I 10 29.565 12.396 35.225 1.00 25.31 ATOM 83 NZ LYS I 10 30.431 11.262 35.659 1.00 26.75 ATOM 84 N GLN I 11 30.481 18.885 32.485 1.00 20.97 ATOM 85 CA GLN I 11 31.228 20.119 32.275 1.00 21.41 ATOM 86 C GLN I 11 30.920 20.677 30.887 1.00 20.93 ATOM 87 O GLN I 11 30.464 19.949 30.005 1.00 20.42 ATOM 88 CB GLN I 11 32.731 19.869 32.442 1.00 22.43 ATOM 89 CG GLN I 11 33.374 19.028 31.357 1.00 24.39 ATOM 90 CD GLN I 11 34.733 18.496 31.774 1.00 25.70 ATOM 91 OE1 GLN I 11 34.827 17.580 32.592 1.00 26.74 ATOM 92 NE2 GLN I 11 35.795 19.075 31.223 1.00 26.06 ATOM 93 N ASP I 12 31.166 21.969 30.697 1.00 20.50 ATOM 94 CA ASP I 12 30.876 22.614 29.421 1.00 20.58 ATOM 95 C ASP I 12 31.508 21.941 28.209 1.00 20.18 ATOM 96 O ASP I 12 30.921 21.937 27.124 1.00 19.60 ATOM 97 CB ASP I 12 31.281 24.090 29.466 1.00 21.13 ATOM 98 CG ASP I 12 30.534 24.862 30.533 1.00 21.70 ATOM 99 OD1 ASP I 12 29.338 24.580 30.743 1.00 21.79 ATOM 100 OD2 ASP I 12 31.137 25.760 31.158 1.00 22.39 ATOM 101 N SER I 13 32.695 21.369 28.387 1.00 19.78 ATOM 102 CA SER I 13 33.372 20.701 27.281 1.00 19.61 ATOM 103 C SER I 13 32.652 19.417 26.858 1.00 19.05 ATOM 104 O SER I 13 32.944 18.858 25.799 1.00 19.20 ATOM 105 CB SER I 13 34.830 20.402 27.651 1.00 20.09 ATOM 106 OG SER I 13 34.919 19.619 28.826 1.00 20.76 ATOM 107 N ASP I 14 31.711 18.951 27.679 1.00 18.30 ATOM 108 CA ASP I 14 30.948 17.744 27.350 1.00 17.64 ATOM 109 C ASP I 14 29.861 18.093 26.345 1.00 16.91 ATOM 110 O ASP I 14 29.284 17.216 25.705 1.00 16.63 ATOM 111 CB ASP I 14 30.264 17.150 28.583 1.00 18.66 ATOM 112 CG ASP I 14 31.237 16.537 29.560 1.00 19.26 ATOM 113 OD1 ASP I 14 32.264 15.990 29.113 1.00 19.52 ATOM 114 OD2 ASP I 14 30.957 16.587 30.777 1.00 20.33 ATOM 115 N CYS I 15 29.576 19.384 26.228 1.00 15.16 ATOM 116 CA CYS I 15 28.544 19.857 25.321 1.00 14.55 ATOM 117 C CYS I 15 29.111 20.287 23.973 1.00 14.42 ATOM 118 O CYS I 15 30.251 20.743 23.881 1.00 14.25 ATOM 119 CB CYS I 15 27.782 21.002 25.985 1.00 13.67 ATOM 120 SG CYS I 15 26.987 20.498 27.547 1.00 13.19 ATOM 121 N LEU I 16 28.304 20.143 22.925 1.00 14.20 ATOM 122 CA LEU I 16 28.740 20.482 21.576 1.00 13.81 ATOM 123 C LEU I 16 28.699 21.967 21.254 1.00 13.71 ATOM 124 O LEU I 16 27.996 22.743 21.904 1.00 12.90 ATOM 125 CB LEU I 16 27.896 19.720 20.551 1.00 13.91 ATOM 126 CG LEU I 16 27.790 18.205 20.750 1.00 14.39 ATOM 127 CD1 LEU I 16 27.008 17.592 19.589 1.00 14.71 ATOM 128 CD2 LEU I 16 29.185 17.591 20.831 1.00 14.82 ATOM 129 N ALA I 17 29.465 22.347 20.236 1.00 13.69 ATOM 130 CA ALA I 17 29.535 23.728 19.776 1.00 13.80 ATOM 131 C ALA I 17 29.662 24.732 20.920 1.00 13.70 ATOM 132 O ALA I 17 30.517 24.589 21.795 1.00 14.04 ATOM 133 CB ALA I 17 28.304 24.050 18.916 1.00 14.03 ATOM 134 N GLY I 18 28.804 25.745 20.912 1.00 13.49 ATOM 135 CA GLY I 18 28.853 26.758 21.949 1.00 13.59 ATOM 136 C GLY I 18 27.955 26.477 23.136 1.00 13.38 ATOM 137 O GLY I 18 27.818 27.320 24.024 1.00 13.70 ATOM 138 N CYS I 19 27.333 25.301 23.160 1.00 13.21 ATOM 139 CA CYS I 19 26.459 24.948 24.270 1.00 12.92 ATOM 140 C CYS I 19 27.256 24.798 25.558 1.00 12.94 ATOM 141 O CYS I 19 28.430 24.418 25.538 1.00 12.33 ATOM 142 CB CYS I 19 25.757 23.621 24.026 1.00 12.63 ATOM 143 SG CYS I 19 24.728 23.420 22.541 1.00 11.59 ATOM 144 N VAL I 20 26.600 25.071 26.679 1.00 12.82 ATOM 145 CA VAL I 20 27.235 24.946 27.978 1.00 13.38 ATOM 146 C VAL I 20 26.458 23.963 28.840 1.00 13.41 ATOM 147 O VAL I 20 25.276 23.701 28.601 1.00 13.02 ATOM 148 CB VAL I 20 27.305 26.304 28.703 1.00 13.74 ATOM 149 CG1 VAL I 20 28.131 27.283 27.883 1.00 14.66 ATOM 150 CG2 VAL I 20 25.907 26.843 28.936 1.00 14.11 ATOM 151 N CYS I 21 27.129 23.404 29.839 1.00 12.90 ATOM 152 CA CYS I 21 26.478 22.456 30.728 1.00 13.56 ATOM 153 C CYS I 21 25.748 23.214 31.834 1.00 13.93 ATOM 154 O CYS I 21 26.374 23.886 32.657 1.00 14.46 ATOM 155 CB CYS I 21 27.514 21.505 31.332 1.00 13.81 ATOM 156 SG CYS I 21 26.761 20.111 32.220 1.00 13.95 ATOM 157 N GLY I 22 24.421 23.110 31.839 1.00 13.87 ATOM 158 CA GLY I 22 23.624 23.796 32.843 1.00 14.42 ATOM 159 C GLY I 22 23.764 23.184 34.223 1.00 14.69 ATOM 160 O GLY I 22 24.183 22.034 34.349 1.00 14.15 ATOM 161 N PRO I 23 23.413 23.926 35.288 1.00 14.60 ATOM 162 CA PRO I 23 23.530 23.382 36.643 1.00 15.09 ATOM 163 C PRO I 23 22.653 22.153 36.867 1.00 14.86 ATOM 164 O PRO I 23 22.834 21.425 37.843 1.00 15.23 ATOM 165 CB PRO I 23 23.128 24.565 37.524 1.00 15.16 ATOM 166 CG PRO I 23 22.131 25.281 36.679 1.00 15.26 ATOM 167 CD PRO I 23 22.801 25.266 35.315 1.00 15.16 ATOM 168 N ASN I 24 21.708 21.919 35.960 1.00 14.71 ATOM 169 CA ASN I 24 20.821 20.770 36.073 1.00 14.44 ATOM 170 C ASN I 24 21.436 19.523 35.435 1.00 14.62 ATOM 171 O ASN I 24 20.835 18.449 35.435 1.00 14.60 ATOM 172 CB ASN I 24 19.460 21.090 35.445 1.00 14.50 ATOM 173 CG ASN I 24 19.558 21.448 33.973 1.00 14.90 ATOM 174 OD1 ASN I 24 20.565 21.993 33.516 1.00 14.39 ATOM 175 ND2 ASN I 24 18.495 21.161 33.226 1.00 14.80 ATOM 176 N GLY I 25 22.641 19.674 34.894 1.00 14.16 ATOM 177 CA GLY I 25 23.328 18.545 34.292 1.00 13.80 ATOM 178 C GLY I 25 23.021 18.258 32.836 1.00 13.36 ATOM 179 O GLY I 25 23.305 17.164 32.350 1.00 13.06 ATOM 180 N PHE I 26 22.433 19.220 32.133 1.00 12.75 ATOM 181 CA PHE I 26 22.133 19.025 30.718 1.00 12.35 ATOM 182 C PHE I 26 22.678 20.172 29.885 1.00 12.48 ATOM 183 O PHE I 26 22.792 21.299 30.358 1.00 11.62 ATOM 184 CB PHE I 26 20.626 18.884 30.488 1.00 12.65 ATOM 185 CG PHE I 26 20.050 17.617 31.041 1.00 12.30 ATOM 186 CD1 PHE I 26 19.622 17.551 32.362 1.00 12.75 ATOM 187 CD2 PHE I 26 19.969 16.474 30.250 1.00 12.22 ATOM 188 CE1 PHE I 26 19.120 16.369 32.888 1.00 12.92 ATOM 189 CE2 PHE I 26 19.469 15.285 30.766 1.00 12.54 ATOM 190 CZ PHE I 26 19.044 15.231 32.089 1.00 12.55 ATOM 191 N CYS I 27 23.019 19.876 28.638 1.00 11.93 ATOM 192 CA CYS I 27 23.561 20.886 27.745 1.00 12.08 ATOM 193 C CYS I 27 22.487 21.871 27.304 1.00 12.31 ATOM 194 O CYS I 27 21.308 21.521 27.232 1.00 11.96 ATOM 195 CB CYS I 27 24.177 20.210 26.525 1.00 11.81 ATOM 196 SG CYS I 27 25.599 19.151 26.934 1.00 12.89 ATOM 197 N GLY I 28 22.899 23.101 27.007 1.00 12.30 ATOM 198 CA GLY I 28 21.943 24.106 26.579 1.00 13.52 ATOM 199 C GLY I 28 22.551 25.463 26.277 1.00 14.14 ATOM 200 O GLY I 28 23.795 25.583 26.276 1.00 14.30 ATOM 201 OXT GLY I 28 21.778 26.415 26.032 1.00 15.35 TER