HEADER HYDROLASE/HYDROLASE INHIBITOR 06-MAY-05 1ZLI TITLE Crystal structure of the tick carboxypeptidase inhibitor in complex TITLE 2 with human carboxypeptidase B COMPND MOL_ID: 2; COMPND 2 MOLECULE: carboxypeptidase inhibitor; COMPND 3 CHAIN: B; COMPND 4 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 2.09 ANGSTORMS DBREF 1ZLI B 1 75 GB 58374130 AAW72225 23 97 SEQRES 1 B 37 ASN GLU CYS VAL SER LYS GLY PHE GLY CYS LEU PRO GLN SEQRES 2 B 37 SER ASP CYS PRO GLN GLU ALA ARG LEU SER TYR GLY GLY SEQRES 3 B 37 CYS SER THR VAL CYS CYS ASP LEU SER LYS LEU ATOM 1 N ASN B 1 -8.246 40.693 82.707 1.00 30.78 ATOM 2 CA ASN B 1 -7.796 41.613 81.633 1.00 30.36 ATOM 3 C ASN B 1 -8.975 42.083 80.795 1.00 30.12 ATOM 4 O ASN B 1 -9.393 41.406 79.856 1.00 29.93 ATOM 5 CB ASN B 1 -6.743 40.923 80.741 1.00 30.44 ATOM 6 CG ASN B 1 -5.971 41.908 79.883 1.00 30.35 ATOM 7 OD1 ASN B 1 -6.548 42.835 79.321 1.00 30.91 ATOM 8 ND2 ASN B 1 -4.656 41.722 79.791 1.00 31.35 ATOM 9 N GLU B 2 -9.493 43.261 81.117 1.00 30.00 ATOM 10 CA GLU B 2 -10.674 43.790 80.433 1.00 29.99 ATOM 11 C GLU B 2 -10.385 44.043 78.947 1.00 29.11 ATOM 12 O GLU B 2 -11.177 43.685 78.087 1.00 28.68 ATOM 13 CB GLU B 2 -11.169 45.079 81.119 1.00 30.09 ATOM 14 CG GLU B 2 -12.560 45.521 80.682 1.00 32.08 ATOM 15 CD GLU B 2 -13.009 46.848 81.299 1.00 34.79 ATOM 16 OE1 GLU B 2 -14.217 47.169 81.174 1.00 37.12 ATOM 17 OE2 GLU B 2 -12.178 47.574 81.897 1.00 35.56 ATOM 18 N CYS B 3 -9.238 44.648 78.664 1.00 28.79 ATOM 19 CA CYS B 3 -8.821 44.958 77.293 1.00 28.41 ATOM 20 C CYS B 3 -8.941 43.746 76.364 1.00 28.47 ATOM 21 O CYS B 3 -9.538 43.828 75.294 1.00 28.05 ATOM 22 CB CYS B 3 -7.375 45.443 77.301 1.00 28.41 ATOM 23 SG CYS B 3 -6.790 46.059 75.720 1.00 27.17 ATOM 24 N VAL B 4 -8.380 42.621 76.797 1.00 28.61 ATOM 25 CA VAL B 4 -8.344 41.401 75.985 1.00 28.63 ATOM 26 C VAL B 4 -9.693 40.691 75.967 1.00 28.86 ATOM 27 O VAL B 4 -10.076 40.126 74.945 1.00 28.74 ATOM 28 CB VAL B 4 -7.233 40.438 76.481 1.00 28.65 ATOM 29 CG1 VAL B 4 -7.304 39.077 75.764 1.00 29.12 ATOM 30 CG2 VAL B 4 -5.860 41.087 76.303 1.00 27.86 ATOM 31 N SER B 5 -10.413 40.721 77.090 1.00 29.36 ATOM 32 CA SER B 5 -11.742 40.103 77.176 1.00 29.85 ATOM 33 C SER B 5 -12.698 40.717 76.155 1.00 29.99 ATOM 34 O SER B 5 -13.504 40.012 75.549 1.00 30.06 ATOM 35 CB SER B 5 -12.347 40.266 78.584 1.00 29.99 ATOM 36 OG SER B 5 -11.500 39.744 79.589 1.00 30.07 ATOM 37 N LYS B 6 -12.582 42.030 75.963 1.00 30.52 ATOM 38 CA LYS B 6 -13.432 42.777 75.033 1.00 31.09 ATOM 39 C LYS B 6 -12.991 42.615 73.566 1.00 30.79 ATOM 40 O LYS B 6 -13.711 43.021 72.646 1.00 31.08 ATOM 41 CB LYS B 6 -13.387 44.264 75.369 1.00 99.99 ATOM 42 CG LYS B 6 -13.912 44.483 76.783 1.00 99.99 ATOM 43 CD LYS B 6 -15.435 44.417 76.776 1.00 99.99 ATOM 44 CE LYS B 6 -15.968 44.806 78.151 1.00 99.99 ATOM 45 NZ LYS B 6 -17.402 44.492 78.229 1.00 99.99 ATOM 46 N GLY B 7 -11.817 42.013 73.355 1.00 29.97 ATOM 47 CA GLY B 7 -11.364 41.624 72.025 1.00 29.21 ATOM 48 C GLY B 7 -10.320 42.552 71.436 1.00 28.41 ATOM 49 O GLY B 7 -10.101 42.559 70.231 1.00 28.29 ATOM 50 N PHE B 8 -9.682 43.342 72.292 1.00 27.83 ATOM 51 CA PHE B 8 -8.637 44.263 71.882 1.00 27.64 ATOM 52 C PHE B 8 -7.309 43.756 72.435 1.00 26.77 ATOM 53 O PHE B 8 -7.208 42.591 72.811 1.00 26.61 ATOM 54 CB PHE B 8 -8.992 45.676 72.360 1.00 27.88 ATOM 55 CG PHE B 8 -10.368 46.105 71.941 1.00 29.74 ATOM 56 CD1 PHE B 8 -11.420 46.112 72.851 1.00 31.92 ATOM 57 CD2 PHE B 8 -10.624 46.452 70.615 1.00 30.95 ATOM 58 CE1 PHE B 8 -12.710 46.487 72.451 1.00 32.14 ATOM 59 CE2 PHE B 8 -11.902 46.823 70.207 1.00 32.28 ATOM 60 CZ PHE B 8 -12.948 46.838 71.127 1.00 32.04 ATOM 61 N GLY B 9 -6.289 44.602 72.437 1.00 26.13 ATOM 62 CA GLY B 9 -4.991 44.229 72.971 1.00 25.72 ATOM 63 C GLY B 9 -4.183 45.410 73.453 1.00 25.56 ATOM 64 O GLY B 9 -4.459 46.563 73.101 1.00 25.78 ATOM 65 N CYS B 10 -3.167 45.114 74.251 1.00 25.02 ATOM 66 CA CYS B 10 -2.293 46.125 74.817 1.00 24.95 ATOM 67 C CYS B 10 -1.140 46.431 73.871 1.00 25.23 ATOM 68 O CYS B 10 -0.602 45.530 73.224 1.00 24.98 ATOM 69 CB CYS B 10 -1.729 45.641 76.149 1.00 24.67 ATOM 70 SG CYS B 10 -2.991 45.120 77.317 1.00 24.92 ATOM 71 N LEU B 11 -0.754 47.703 73.818 1.00 25.26 ATOM 72 CA LEU B 11 0.381 48.157 73.022 1.00 25.87 ATOM 73 C LEU B 11 1.106 49.279 73.757 1.00 26.71 ATOM 74 O LEU B 11 0.482 50.020 74.514 1.00 27.13 ATOM 75 CB LEU B 11 -0.112 48.669 71.671 1.00 25.56 ATOM 76 CG LEU B 11 -0.446 47.645 70.579 1.00 25.29 ATOM 77 CD1 LEU B 11 -0.858 48.371 69.318 1.00 25.22 ATOM 78 CD2 LEU B 11 0.735 46.729 70.280 1.00 24.72 ATOM 79 N PRO B 12 2.410 49.427 73.548 1.00 27.78 ATOM 80 CA PRO B 12 3.102 50.635 74.012 1.00 28.69 ATOM 81 C PRO B 12 2.461 51.892 73.421 1.00 29.71 ATOM 82 O PRO B 12 1.913 51.825 72.317 1.00 29.59 ATOM 83 CB PRO B 12 4.533 50.451 73.493 1.00 28.60 ATOM 84 CG PRO B 12 4.685 48.975 73.308 1.00 28.09 ATOM 85 CD PRO B 12 3.333 48.486 72.887 1.00 27.68 ATOM 86 N GLN B 13 2.520 52.998 74.166 1.00 31.01 ATOM 87 CA GLN B 13 1.885 54.274 73.792 1.00 31.96 ATOM 88 C GLN B 13 2.305 54.733 72.397 1.00 32.43 ATOM 89 O GLN B 13 1.481 55.175 71.589 1.00 32.38 ATOM 90 CB GLN B 13 2.280 55.361 74.786 1.00 99.99 ATOM 91 CG GLN B 13 1.632 55.076 76.136 1.00 99.99 ATOM 92 CD GLN B 13 0.134 55.337 76.092 1.00 99.99 ATOM 93 OE1 GLN B 13 -0.401 55.727 75.057 1.00 99.99 ATOM 94 NE2 GLN B 13 -0.543 55.122 77.222 1.00 99.99 ATOM 95 N SER B 14 3.604 54.613 72.139 1.00 33.10 ATOM 96 CA SER B 14 4.212 54.978 70.860 1.00 33.54 ATOM 97 C SER B 14 3.677 54.194 69.662 1.00 33.75 ATOM 98 O SER B 14 3.838 54.635 68.521 1.00 34.01 ATOM 99 CB SER B 14 5.724 54.769 70.950 1.00 33.63 ATOM 100 OG SER B 14 6.018 53.390 71.119 1.00 34.55 ATOM 101 N ASP B 15 3.072 53.027 69.908 1.00 33.70 ATOM 102 CA ASP B 15 2.484 52.206 68.839 1.00 33.75 ATOM 103 C ASP B 15 0.960 52.291 68.742 1.00 33.62 ATOM 104 O ASP B 15 0.369 51.693 67.846 1.00 32.93 ATOM 105 CB ASP B 15 2.878 50.738 69.010 1.00 33.91 ATOM 106 CG ASP B 15 4.376 50.529 69.006 1.00 34.95 ATOM 107 OD1 ASP B 15 5.117 51.410 68.524 1.00 35.77 ATOM 108 OD2 ASP B 15 4.904 49.499 69.466 1.00 38.50 ATOM 109 N CYS B 16 0.326 53.012 69.663 1.00 33.76 ATOM 110 CA CYS B 16 -1.120 53.193 69.627 1.00 33.94 ATOM 111 C CYS B 16 -1.478 54.676 69.552 1.00 35.04 ATOM 112 O CYS B 16 -1.427 55.358 70.566 1.00 35.30 ATOM 113 CB CYS B 16 -1.766 52.572 70.864 1.00 33.60 ATOM 114 SG CYS B 16 -3.558 52.479 70.731 1.00 30.47 ATOM 115 N PRO B 17 -1.845 55.179 68.371 1.00 36.13 ATOM 116 CA PRO B 17 -2.239 56.592 68.239 1.00 36.83 ATOM 117 C PRO B 17 -3.434 56.966 69.121 1.00 37.27 ATOM 118 O PRO B 17 -4.248 56.100 69.464 1.00 36.97 ATOM 119 CB PRO B 17 -2.599 56.724 66.751 1.00 36.96 ATOM 120 CG PRO B 17 -1.894 55.601 66.085 1.00 36.93 ATOM 121 CD PRO B 17 -1.910 54.471 67.078 1.00 36.13 ATOM 122 N GLN B 18 -3.523 58.252 69.472 1.00 37.95 ATOM 123 CA GLN B 18 -4.510 58.766 70.434 1.00 38.07 ATOM 124 C GLN B 18 -5.946 58.317 70.159 1.00 38.16 ATOM 125 O GLN B 18 -6.627 57.832 71.062 1.00 38.06 ATOM 126 CB GLN B 18 -4.511 60.291 70.412 1.00 99.99 ATOM 127 CG GLN B 18 -5.038 60.820 71.741 1.00 99.99 ATOM 128 CD GLN B 18 -6.558 60.886 71.741 1.00 99.99 ATOM 129 OE1 GLN B 18 -7.198 60.536 70.750 1.00 99.99 ATOM 130 NE2 GLN B 18 -7.138 61.335 72.857 1.00 99.99 ATOM 131 N GLU B 19 -6.388 58.467 68.910 1.00 38.30 ATOM 132 CA GLU B 19 -7.760 58.130 68.506 1.00 38.41 ATOM 133 C GLU B 19 -8.101 56.648 68.630 1.00 38.49 ATOM 134 O GLU B 19 -9.278 56.279 68.642 1.00 38.32 ATOM 135 CB GLU B 19 -7.980 58.515 67.047 1.00 99.99 ATOM 136 CG GLU B 19 -6.958 57.820 66.182 1.00 99.99 ATOM 137 CD GLU B 19 -5.620 58.550 66.288 1.00 99.99 ATOM 138 OE1 GLU B 19 -4.829 58.173 67.191 1.00 99.99 ATOM 139 OE2 GLU B 19 -5.404 59.478 65.462 1.00 99.99 ATOM 140 N ALA B 20 -7.070 55.805 68.685 1.00 38.57 ATOM 141 CA ALA B 20 -7.237 54.359 68.800 1.00 38.52 ATOM 142 C ALA B 20 -7.192 53.860 70.255 1.00 38.44 ATOM 143 O ALA B 20 -7.553 52.719 70.529 1.00 38.42 ATOM 144 CB ALA B 20 -6.172 53.648 67.953 1.00 38.71 ATOM 145 N ARG B 21 -6.760 54.705 71.185 1.00 38.30 ATOM 146 CA ARG B 21 -6.679 54.303 72.587 1.00 38.34 ATOM 147 C ARG B 21 -8.052 54.070 73.206 1.00 38.21 ATOM 148 O ARG B 21 -9.048 54.675 72.795 1.00 38.30 ATOM 149 CB ARG B 21 -5.880 55.317 73.397 1.00 38.54 ATOM 150 CG ARG B 21 -4.420 55.292 73.032 1.00 39.31 ATOM 151 CD ARG B 21 -3.556 56.276 73.779 1.00 41.02 ATOM 152 NE ARG B 21 -2.321 56.527 73.043 1.00 42.06 ATOM 153 CZ ARG B 21 -1.311 57.262 73.490 1.00 43.44 ATOM 154 NH1 ARG B 21 -1.370 57.856 74.680 1.00 43.76 ATOM 155 NH2 ARG B 21 -0.232 57.417 72.729 1.00 44.12 ATOM 156 N LEU B 22 -8.089 53.157 74.174 1.00 37.76 ATOM 157 CA LEU B 22 -9.316 52.763 74.854 1.00 37.56 ATOM 158 C LEU B 22 -9.103 52.842 76.356 1.00 37.56 ATOM 159 O LEU B 22 -7.968 52.896 76.828 1.00 37.83 ATOM 160 CB LEU B 22 -9.734 51.345 74.460 1.00 37.51 ATOM 161 CG LEU B 22 -10.110 51.110 72.996 1.00 37.34 ATOM 162 CD1 LEU B 22 -9.913 49.634 72.624 1.00 36.91 ATOM 163 CD2 LEU B 22 -11.545 51.550 72.726 1.00 36.42 ATOM 164 N SER B 23 -10.200 52.831 77.106 1.00 37.60 ATOM 165 CA SER B 23 -10.155 53.123 78.542 1.00 37.66 ATOM 166 C SER B 23 -10.038 51.869 79.414 1.00 37.16 ATOM 167 O SER B 23 -9.908 51.969 80.636 1.00 37.25 ATOM 168 CB SER B 23 -11.392 53.944 78.953 1.00 37.81 ATOM 169 OG SER B 23 -12.580 53.435 78.351 1.00 38.43 ATOM 170 N TYR B 24 -10.053 50.695 78.791 1.00 36.72 ATOM 171 CA TYR B 24 -10.123 49.438 79.537 1.00 36.19 ATOM 172 C TYR B 24 -8.822 49.113 80.268 1.00 35.20 ATOM 173 O TYR B 24 -7.730 49.458 79.811 1.00 34.68 ATOM 174 CB TYR B 24 -10.526 48.290 78.612 1.00 36.42 ATOM 175 CG TYR B 24 -11.725 48.618 77.752 1.00 37.99 ATOM 176 CD1 TYR B 24 -11.694 48.422 76.375 1.00 38.71 ATOM 177 CD2 TYR B 24 -12.883 49.145 78.314 1.00 39.55 ATOM 178 CE1 TYR B 24 -12.783 48.724 75.585 1.00 40.21 ATOM 179 CE2 TYR B 24 -13.979 49.455 77.530 1.00 40.87 ATOM 180 CZ TYR B 24 -13.925 49.244 76.166 1.00 41.47 ATOM 181 OH TYR B 24 -15.017 49.550 75.382 1.00 43.89 ATOM 182 N GLY B 25 -8.957 48.466 81.422 1.00 34.34 ATOM 183 CA GLY B 25 -7.807 48.074 82.222 1.00 33.79 ATOM 184 C GLY B 25 -7.187 46.792 81.695 1.00 33.01 ATOM 185 O GLY B 25 -7.655 46.237 80.700 1.00 32.96 ATOM 186 N GLY B 26 -6.135 46.329 82.360 1.00 32.19 ATOM 187 CA GLY B 26 -5.479 45.076 82.011 1.00 31.66 ATOM 188 C GLY B 26 -4.063 45.257 81.505 1.00 31.03 ATOM 189 O GLY B 26 -3.230 44.356 81.647 1.00 30.80 ATOM 190 N CYS B 27 -3.798 46.421 80.914 1.00 30.33 ATOM 191 CA CYS B 27 -2.492 46.752 80.350 1.00 29.83 ATOM 192 C CYS B 27 -1.649 47.563 81.327 1.00 30.31 ATOM 193 O CYS B 27 -2.174 48.449 82.000 1.00 30.40 ATOM 194 CB CYS B 27 -2.666 47.575 79.061 1.00 29.26 ATOM 195 SG CYS B 27 -3.830 46.902 77.857 1.00 26.85 ATOM 196 N SER B 28 -0.346 47.277 81.392 1.00 30.33 ATOM 197 CA SER B 28 0.607 48.199 82.016 1.00 30.93 ATOM 198 C SER B 28 1.006 49.313 81.028 1.00 30.76 ATOM 199 O SER B 28 1.512 50.356 81.428 1.00 31.09 ATOM 200 CB SER B 28 1.845 47.453 82.540 1.00 31.01 ATOM 201 OG SER B 28 2.662 46.991 81.485 1.00 32.85 ATOM 202 N THR B 29 0.791 49.068 79.739 1.00 30.61 ATOM 203 CA THR B 29 0.911 50.094 78.708 1.00 30.32 ATOM 204 C THR B 29 -0.492 50.671 78.489 1.00 30.33 ATOM 205 O THR B 29 -1.098 51.170 79.430 1.00 30.78 ATOM 206 CB THR B 29 1.503 49.501 77.414 1.00 30.26 ATOM 207 OG1 THR B 29 0.798 48.299 77.055 1.00 28.49 ATOM 208 CG2 THR B 29 2.939 49.063 77.613 1.00 30.41 ATOM 209 N VAL B 30 -1.029 50.602 77.276 1.00 30.40 ATOM 210 CA VAL B 30 -2.381 51.103 77.041 1.00 30.56 ATOM 211 C VAL B 30 -3.184 50.135 76.191 1.00 30.11 ATOM 212 O VAL B 30 -2.644 49.459 75.317 1.00 30.07 ATOM 213 CB VAL B 30 -2.358 52.539 76.417 1.00 30.81 ATOM 214 CG1 VAL B 30 -1.926 52.516 74.945 1.00 31.27 ATOM 215 CG2 VAL B 30 -3.703 53.214 76.569 1.00 32.04 ATOM 216 N CYS B 31 -4.477 50.050 76.478 1.00 29.40 ATOM 217 CA CYS B 31 -5.384 49.266 75.665 1.00 29.12 ATOM 218 C CYS B 31 -5.642 49.976 74.339 1.00 29.04 ATOM 219 O CYS B 31 -5.944 51.168 74.319 1.00 29.15 ATOM 220 CB CYS B 31 -6.699 49.033 76.396 1.00 28.90 ATOM 221 SG CYS B 31 -7.733 47.863 75.519 1.00 29.06 ATOM 222 N CYS B 32 -5.526 49.230 73.244 1.00 28.54 ATOM 223 CA CYS B 32 -5.584 49.776 71.895 1.00 28.06 ATOM 224 C CYS B 32 -6.668 49.093 71.086 1.00 27.99 ATOM 225 O CYS B 32 -6.840 47.884 71.179 1.00 27.95 ATOM 226 CB CYS B 32 -4.255 49.568 71.183 1.00 28.14 ATOM 227 SG CYS B 32 -3.997 50.722 69.812 1.00 28.10 ATOM 228 N ASP B 33 -7.399 49.884 70.304 1.00 27.80 ATOM 229 CA ASP B 33 -8.354 49.383 69.335 1.00 28.07 ATOM 230 C ASP B 33 -7.563 48.954 68.096 1.00 27.89 ATOM 231 O ASP B 33 -7.369 49.740 67.162 1.00 27.52 ATOM 232 CB ASP B 33 -9.355 50.483 68.982 1.00 28.65 ATOM 233 CG ASP B 33 -10.567 49.964 68.228 1.00 30.23 ATOM 234 OD1 ASP B 33 -10.523 48.838 67.669 1.00 31.83 ATOM 235 OD2 ASP B 33 -11.620 50.635 68.147 1.00 32.82 ATOM 236 N LEU B 34 -7.108 47.700 68.099 1.00 27.29 ATOM 237 CA LEU B 34 -6.171 47.218 67.081 1.00 27.00 ATOM 238 C LEU B 34 -6.740 47.275 65.667 1.00 26.82 ATOM 239 O LEU B 34 -5.996 47.491 64.722 1.00 26.00 ATOM 240 CB LEU B 34 -5.695 45.793 67.399 1.00 26.92 ATOM 241 CG LEU B 34 -5.059 45.571 68.780 1.00 26.78 ATOM 242 CD1 LEU B 34 -4.811 44.084 69.017 1.00 27.93 ATOM 243 CD2 LEU B 34 -3.775 46.341 68.937 1.00 26.62 ATOM 244 N SER B 35 -8.054 47.097 65.527 1.00 27.27 ATOM 245 CA SER B 35 -8.714 47.161 64.213 1.00 27.87 ATOM 246 C SER B 35 -8.573 48.522 63.517 1.00 27.96 ATOM 247 O SER B 35 -8.734 48.624 62.306 1.00 28.29 ATOM 248 CB SER B 35 -10.203 46.797 64.324 1.00 27.86 ATOM 249 OG SER B 35 -10.923 47.776 65.059 1.00 28.58 ATOM 250 N LYS B 36 -8.261 49.559 64.276 1.00 28.45 ATOM 251 CA LYS B 36 -8.103 50.897 63.708 1.00 29.04 ATOM 252 C LYS B 36 -6.649 51.258 63.351 1.00 28.51 ATOM 253 O LYS B 36 -6.400 52.312 62.770 1.00 28.52 ATOM 254 CB LYS B 36 -8.728 51.935 64.654 1.00 29.49 ATOM 255 CG LYS B 36 -10.260 52.047 64.475 1.00 31.57 ATOM 256 CD LYS B 36 -10.988 52.362 65.777 1.00 34.53 ATOM 257 CE LYS B 36 -12.036 53.483 65.656 1.00 36.02 ATOM 258 NZ LYS B 36 -11.860 54.514 66.738 1.00 37.65 ATOM 259 N LEU B 37 -5.691 50.384 63.661 1.00 27.83 ATOM 260 CA LEU B 37 -4.303 50.635 63.272 1.00 27.05 ATOM 261 C LEU B 37 -4.088 50.433 61.772 1.00 26.28 ATOM 262 O LEU B 37 -4.760 49.620 61.131 1.00 25.71 ATOM 263 CB LEU B 37 -3.339 49.737 64.049 1.00 27.32 ATOM 264 CG LEU B 37 -3.409 49.802 65.574 1.00 27.03 ATOM 265 CD1 LEU B 37 -2.506 48.732 66.152 1.00 27.13 ATOM 266 CD2 LEU B 37 -3.034 51.184 66.110 1.00 27.20 TER