HEADER HYDROLASE/HYDROLASE INHIBITOR 06-MAY-05 1ZLH TITLE Crystal structure of the tick carboxypeptidase inhibitor in complex TITLE 2 with bovine carboxypeptidase A COMPND MOL_ID: 1; COMPND 2 MOLECULE: Carboxypeptidase A1; COMPND 3 CHAIN: A; COMPND 4 EC: 3.4.17.1; COMPND 5 ENGINEERED: YES; COMPND 6 MOL_ID: 2; COMPND 7 carboxypeptidase inhibitor; COMPND 8 CHAIN: B; COMPND 9 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 1.70 ANGSTORMS DBREF 1ZLH A 1 309 UNP P00730 CBPA_BOVIN 111 419 DBREF 1ZLH 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 ZN ZN A 666 4.899 21.812 2.323 1.00 11.57 TER ATOM 1 N ASN B 1 5.994 23.300 3.194 1.00 10.74 ATOM 2 CA ASN B 1 5.531 24.722 3.163 1.00 11.05 ATOM 3 C ASN B 1 6.336 25.583 4.141 1.00 11.00 ATOM 4 O ASN B 1 7.149 25.072 4.905 1.00 10.82 ATOM 5 CB ASN B 1 4.030 24.821 3.444 1.00 11.04 ATOM 6 CG ASN B 1 3.624 24.148 4.751 1.00 11.42 ATOM 7 OD1 ASN B 1 4.254 24.356 5.785 1.00 11.17 ATOM 8 ND2 ASN B 1 2.572 23.335 4.704 1.00 11.49 ATOM 9 N GLU B 2 6.114 26.889 4.107 1.00 11.09 ATOM 10 CA GLU B 2 6.876 27.824 4.939 1.00 11.24 ATOM 11 C GLU B 2 6.749 27.490 6.432 1.00 11.19 ATOM 12 O GLU B 2 7.740 27.494 7.170 1.00 11.07 ATOM 13 CB GLU B 2 6.402 29.255 4.679 1.00 11.36 ATOM 14 CG GLU B 2 7.173 30.300 5.465 1.00 11.61 ATOM 15 CD GLU B 2 6.696 31.709 5.205 1.00 12.35 ATOM 16 OE1 GLU B 2 7.564 32.586 5.045 1.00 13.32 ATOM 17 OE2 GLU B 2 5.469 31.943 5.181 1.00 11.93 ATOM 18 N CYS B 3 5.529 27.190 6.861 1.00 11.16 ATOM 19 CA CYS B 3 5.238 26.861 8.252 1.00 11.15 ATOM 20 C CYS B 3 6.127 25.742 8.768 1.00 11.38 ATOM 21 O CYS B 3 6.818 25.893 9.769 1.00 11.62 ATOM 22 CB CYS B 3 3.772 26.452 8.392 1.00 11.09 ATOM 23 SG CYS B 3 3.284 26.047 10.075 1.00 11.31 ATOM 24 N VAL B 4 6.095 24.614 8.068 1.00 11.80 ATOM 25 CA VAL B 4 6.853 23.425 8.448 1.00 12.09 ATOM 26 C VAL B 4 8.358 23.639 8.253 1.00 12.49 ATOM 27 O VAL B 4 9.162 23.187 9.067 1.00 12.40 ATOM 28 CB VAL B 4 6.369 22.186 7.638 1.00 12.14 ATOM 29 CG1 VAL B 4 7.281 20.991 7.862 1.00 12.57 ATOM 30 CG2 VAL B 4 4.932 21.837 8.012 1.00 12.13 ATOM 31 N SER B 5 8.736 24.339 7.187 1.00 12.77 ATOM 32 CA SER B 5 10.150 24.537 6.862 1.00 13.42 ATOM 33 C SER B 5 10.854 25.429 7.884 1.00 13.56 ATOM 34 O SER B 5 12.070 25.333 8.069 1.00 13.92 ATOM 35 CB SER B 5 10.303 25.101 5.444 1.00 13.85 ATOM 36 OG SER B 5 10.033 24.076 4.503 1.00 15.44 ATOM 37 N LYS B 6 10.079 26.282 8.550 1.00 13.63 ATOM 38 CA LYS B 6 10.578 27.182 9.588 1.00 14.19 ATOM 39 C LYS B 6 10.651 26.489 10.957 1.00 13.84 ATOM 40 O LYS B 6 11.149 27.068 11.923 1.00 13.74 ATOM 41 CB LYS B 6 9.674 28.414 9.684 1.00 14.51 ATOM 42 CG LYS B 6 9.794 29.355 8.498 1.00 16.72 ATOM 43 CD LYS B 6 10.571 30.602 8.851 1.00 19.29 ATOM 44 CE LYS B 6 10.704 31.535 7.648 1.00 20.53 ATOM 45 NZ LYS B 6 12.013 32.221 7.663 1.00 21.39 ATOM 46 N GLY B 7 10.131 25.265 11.031 1.00 13.30 ATOM 47 CA GLY B 7 10.242 24.426 12.212 1.00 13.12 ATOM 48 C GLY B 7 8.971 24.281 13.019 1.00 12.81 ATOM 49 O GLY B 7 9.013 23.797 14.150 1.00 13.04 ATOM 50 N PHE B 8 7.836 24.654 12.433 1.00 12.37 ATOM 51 CA PHE B 8 6.563 24.683 13.149 1.00 11.98 ATOM 52 C PHE B 8 5.593 23.701 12.514 1.00 11.53 ATOM 53 O PHE B 8 6.012 22.767 11.845 1.00 11.59 ATOM 54 CB PHE B 8 6.039 26.121 13.172 1.00 12.25 ATOM 55 CG PHE B 8 7.014 27.082 13.787 1.00 13.06 ATOM 56 CD1 PHE B 8 7.754 27.954 13.001 1.00 13.75 ATOM 57 CD2 PHE B 8 7.221 27.076 15.159 1.00 14.06 ATOM 58 CE1 PHE B 8 8.677 28.818 13.573 1.00 14.47 ATOM 59 CE2 PHE B 8 8.143 27.932 15.743 1.00 15.04 ATOM 60 CZ PHE B 8 8.871 28.815 14.945 1.00 15.09 ATOM 61 N GLY B 9 4.301 23.884 12.739 1.00 11.24 ATOM 62 CA GLY B 9 3.330 22.941 12.229 1.00 10.97 ATOM 63 C GLY B 9 1.958 23.545 12.133 1.00 10.88 ATOM 64 O GLY B 9 1.633 24.505 12.825 1.00 11.00 ATOM 65 N CYS B 10 1.156 22.955 11.264 1.00 10.90 ATOM 66 CA CYS B 10 -0.222 23.359 11.057 1.00 10.90 ATOM 67 C CYS B 10 -1.097 22.743 12.138 1.00 11.19 ATOM 68 O CYS B 10 -0.928 21.586 12.483 1.00 10.53 ATOM 69 CB CYS B 10 -0.686 22.885 9.681 1.00 10.81 ATOM 70 SG CYS B 10 0.281 23.583 8.321 1.00 10.99 ATOM 71 N LEU B 11 -2.015 23.530 12.684 1.00 11.83 ATOM 72 CA LEU B 11 -3.027 23.012 13.602 1.00 12.68 ATOM 73 C LEU B 11 -4.361 23.695 13.336 1.00 13.36 ATOM 74 O LEU B 11 -4.394 24.854 12.917 1.00 13.34 ATOM 75 CB LEU B 11 -2.624 23.253 15.060 1.00 12.91 ATOM 76 CG LEU B 11 -1.549 22.347 15.669 1.00 12.99 ATOM 77 CD1 LEU B 11 -1.309 22.758 17.115 1.00 13.78 ATOM 78 CD2 LEU B 11 -1.935 20.880 15.594 1.00 13.03 ATOM 79 N PRO B 12 -5.466 22.997 13.592 1.00 14.10 ATOM 80 CA PRO B 12 -6.786 23.641 13.555 1.00 14.61 ATOM 81 C PRO B 12 -6.814 24.898 14.429 1.00 15.37 ATOM 82 O PRO B 12 -6.165 24.937 15.475 1.00 14.94 ATOM 83 CB PRO B 12 -7.713 22.562 14.123 1.00 14.89 ATOM 84 CG PRO B 12 -7.027 21.277 13.792 1.00 14.52 ATOM 85 CD PRO B 12 -5.561 21.568 13.938 1.00 14.30 ATOM 86 N GLN B 13 -7.548 25.915 13.988 1.00 16.49 ATOM 87 CA GLN B 13 -7.634 27.175 14.716 1.00 17.61 ATOM 88 C GLN B 13 -8.062 26.928 16.156 1.00 18.26 ATOM 89 O GLN B 13 -7.558 27.576 17.069 1.00 18.71 ATOM 90 CB GLN B 13 -8.607 28.140 14.026 1.00 17.72 ATOM 91 CG GLN B 13 -8.013 28.875 12.831 1.00 17.98 ATOM 92 N SER B 14 -8.966 25.968 16.354 1.00 19.19 ATOM 93 CA SER B 14 -9.481 25.636 17.680 1.00 19.76 ATOM 94 C SER B 14 -8.450 24.973 18.608 1.00 19.87 ATOM 95 O SER B 14 -8.669 24.905 19.818 1.00 20.61 ATOM 96 CB SER B 14 -10.731 24.750 17.555 1.00 20.22 ATOM 97 OG SER B 14 -10.414 23.477 17.016 1.00 21.01 ATOM 98 N ASP B 15 -7.345 24.485 18.041 1.00 19.60 ATOM 99 CA ASP B 15 -6.233 23.894 18.794 1.00 19.21 ATOM 100 C ASP B 15 -5.007 24.805 18.901 1.00 18.61 ATOM 101 O ASP B 15 -3.968 24.399 19.429 1.00 18.29 ATOM 102 CB ASP B 15 -5.779 22.597 18.121 1.00 19.60 ATOM 103 CG ASP B 15 -6.842 21.528 18.115 1.00 20.36 ATOM 104 OD1 ASP B 15 -7.751 21.555 18.977 1.00 20.74 ATOM 105 OD2 ASP B 15 -6.825 20.607 17.272 1.00 21.26 ATOM 106 N CYS B 16 -5.104 26.018 18.375 1.00 18.10 ATOM 107 CA CYS B 16 -3.983 26.945 18.426 1.00 17.81 ATOM 108 C CYS B 16 -4.470 28.294 18.912 1.00 18.25 ATOM 109 O CYS B 16 -5.059 29.049 18.144 1.00 18.46 ATOM 110 CB CYS B 16 -3.341 27.094 17.053 1.00 17.28 ATOM 111 SG CYS B 16 -1.758 27.957 17.156 1.00 15.92 ATOM 112 N PRO B 17 -4.260 28.596 20.191 1.00 18.88 ATOM 113 CA PRO B 17 -4.669 29.901 20.720 1.00 19.36 ATOM 114 C PRO B 17 -3.987 31.034 19.969 1.00 19.65 ATOM 115 O PRO B 17 -2.913 30.841 19.404 1.00 19.15 ATOM 116 CB PRO B 17 -4.212 29.856 22.183 1.00 19.46 ATOM 117 CG PRO B 17 -4.093 28.404 22.503 1.00 19.55 ATOM 118 CD PRO B 17 -3.647 27.745 21.227 1.00 18.89 ATOM 119 N GLN B 18 -4.618 32.200 19.969 1.00 20.08 ATOM 120 CA GLN B 18 -4.117 33.363 19.251 1.00 21.00 ATOM 121 C GLN B 18 -2.646 33.651 19.546 1.00 20.99 ATOM 122 O GLN B 18 -1.887 34.006 18.644 1.00 20.98 ATOM 123 CB GLN B 18 -4.956 34.591 19.606 1.00 21.69 ATOM 124 CG GLN B 18 -4.818 35.732 18.619 1.00 24.22 ATOM 125 CD GLN B 18 -5.806 35.634 17.483 1.00 27.11 ATOM 126 OE1 GLN B 18 -7.007 35.447 17.705 1.00 29.90 ATOM 127 NE2 GLN B 18 -5.313 35.767 16.263 1.00 28.48 ATOM 128 N GLU B 19 -2.244 33.484 20.803 1.00 21.01 ATOM 129 CA GLU B 19 -0.890 33.838 21.221 1.00 21.09 ATOM 130 C GLU B 19 0.168 32.906 20.616 1.00 20.37 ATOM 131 O GLU B 19 1.340 33.271 20.536 1.00 20.42 ATOM 132 CB GLU B 19 -0.785 33.885 22.756 1.00 21.90 ATOM 133 CG GLU B 19 -0.286 32.614 23.434 1.00 24.37 ATOM 134 CD GLU B 19 -1.371 31.827 24.153 1.00 27.30 ATOM 135 OE1 GLU B 19 -1.503 30.614 23.867 1.00 28.89 ATOM 136 OE2 GLU B 19 -2.067 32.400 25.028 1.00 28.93 ATOM 137 N ALA B 20 -0.255 31.708 20.212 1.00 19.17 ATOM 138 CA ALA B 20 0.631 30.723 19.601 1.00 18.44 ATOM 139 C ALA B 20 0.547 30.695 18.070 1.00 17.84 ATOM 140 O ALA B 20 1.269 29.939 17.429 1.00 17.93 ATOM 141 CB ALA B 20 0.327 29.340 20.167 1.00 18.30 ATOM 142 N ARG B 21 -0.314 31.515 17.478 1.00 17.20 ATOM 143 CA ARG B 21 -0.464 31.520 16.024 1.00 16.76 ATOM 144 C ARG B 21 0.724 32.221 15.353 1.00 16.02 ATOM 145 O ARG B 21 1.303 33.156 15.904 1.00 16.06 ATOM 146 CB ARG B 21 -1.790 32.164 15.608 1.00 16.99 ATOM 147 CG ARG B 21 -2.986 31.235 15.767 1.00 17.50 ATOM 148 CD ARG B 21 -4.350 31.885 15.524 1.00 18.48 ATOM 149 NE ARG B 21 -5.421 31.067 16.098 1.00 19.69 ATOM 150 CZ ARG B 21 -6.721 31.347 16.026 1.00 20.69 ATOM 151 NH1 ARG B 21 -7.162 32.414 15.373 1.00 21.24 ATOM 152 NH2 ARG B 21 -7.595 30.537 16.598 1.00 21.11 ATOM 153 N LEU B 22 1.090 31.730 14.175 1.00 15.12 ATOM 154 CA LEU B 22 2.164 32.299 13.368 1.00 14.63 ATOM 155 C LEU B 22 1.615 32.668 11.997 1.00 14.17 ATOM 156 O LEU B 22 0.591 32.137 11.563 1.00 14.47 ATOM 157 CB LEU B 22 3.298 31.290 13.210 1.00 14.80 ATOM 158 CG LEU B 22 4.024 30.881 14.494 1.00 15.11 ATOM 159 CD1 LEU B 22 4.915 29.674 14.236 1.00 15.10 ATOM 160 CD2 LEU B 22 4.832 32.052 15.048 1.00 15.33 ATOM 161 N SER B 23 2.312 33.571 11.315 1.00 13.51 ATOM 162 CA SER B 23 1.864 34.094 10.022 1.00 13.16 ATOM 163 C SER B 23 2.349 33.250 8.850 1.00 12.82 ATOM 164 O SER B 23 2.016 33.542 7.696 1.00 12.91 ATOM 165 CB SER B 23 2.355 35.532 9.842 1.00 13.06 ATOM 166 OG SER B 23 3.774 35.594 9.803 1.00 13.22 ATOM 167 N TYR B 24 3.118 32.203 9.136 1.00 12.29 ATOM 168 CA TYR B 24 3.757 31.420 8.083 1.00 12.07 ATOM 169 C TYR B 24 2.730 30.649 7.268 1.00 11.66 ATOM 170 O TYR B 24 1.685 30.242 7.771 1.00 11.55 ATOM 171 CB TYR B 24 4.822 30.476 8.659 1.00 12.11 ATOM 172 CG TYR B 24 5.921 31.181 9.421 1.00 13.31 ATOM 173 CD1 TYR B 24 6.327 30.727 10.668 1.00 14.58 ATOM 174 CD2 TYR B 24 6.550 32.310 8.898 1.00 14.39 ATOM 175 CE1 TYR B 24 7.339 31.371 11.376 1.00 15.94 ATOM 176 CE2 TYR B 24 7.560 32.959 9.598 1.00 15.70 ATOM 177 CZ TYR B 24 7.947 32.488 10.835 1.00 16.45 ATOM 178 OH TYR B 24 8.953 33.129 11.533 1.00 17.38 ATOM 179 N GLY B 25 3.046 30.459 5.995 1.00 11.57 ATOM 180 CA GLY B 25 2.087 29.967 5.024 1.00 11.25 ATOM 181 C GLY B 25 2.098 28.473 4.766 1.00 11.18 ATOM 182 O GLY B 25 3.041 27.769 5.126 1.00 10.85 ATOM 183 N GLY B 26 1.029 28.009 4.118 1.00 11.08 ATOM 184 CA GLY B 26 0.922 26.649 3.617 1.00 11.27 ATOM 185 C GLY B 26 -0.173 25.799 4.242 1.00 11.45 ATOM 186 O GLY B 26 -0.518 24.741 3.703 1.00 11.81 ATOM 187 N CYS B 27 -0.697 26.241 5.381 1.00 11.44 ATOM 188 CA CYS B 27 -1.745 25.523 6.106 1.00 11.42 ATOM 189 C CYS B 27 -3.113 25.954 5.612 1.00 11.95 ATOM 190 O CYS B 27 -3.331 27.133 5.352 1.00 12.06 ATOM 191 CB CYS B 27 -1.681 25.829 7.609 1.00 11.17 ATOM 192 SG CYS B 27 -0.067 25.575 8.380 1.00 10.24 ATOM 193 N SER B 28 -4.045 25.014 5.499 1.00 12.66 ATOM 194 CA SER B 28 -5.434 25.392 5.276 1.00 13.16 ATOM 195 C SER B 28 -6.163 25.506 6.623 1.00 12.84 ATOM 196 O SER B 28 -7.374 25.730 6.671 1.00 13.03 ATOM 197 CB SER B 28 -6.138 24.453 4.282 1.00 13.74 ATOM 198 OG SER B 28 -6.105 23.119 4.719 1.00 16.22 ATOM 199 N THR B 29 -5.409 25.356 7.711 1.00 12.24 ATOM 200 CA THR B 29 -5.860 25.730 9.045 1.00 12.37 ATOM 201 C THR B 29 -5.114 27.007 9.475 1.00 12.74 ATOM 202 O THR B 29 -5.440 28.090 8.991 1.00 13.52 ATOM 203 CB THR B 29 -5.674 24.558 10.028 1.00 11.96 ATOM 204 OG1 THR B 29 -4.348 24.008 9.902 1.00 11.92 ATOM 205 CG2 THR B 29 -6.595 23.402 9.661 1.00 11.67 ATOM 206 N VAL B 30 -4.140 26.896 10.375 1.00 12.98 ATOM 207 CA VAL B 30 -3.244 28.006 10.719 1.00 13.07 ATOM 208 C VAL B 30 -1.887 27.443 11.139 1.00 13.08 ATOM 209 O VAL B 30 -1.812 26.358 11.706 1.00 13.28 ATOM 210 CB VAL B 30 -3.829 28.913 11.855 1.00 13.22 ATOM 211 CG1 VAL B 30 -3.829 28.200 13.209 1.00 13.27 ATOM 212 CG2 VAL B 30 -3.085 30.249 11.936 1.00 13.62 ATOM 213 N CYS B 31 -0.813 28.164 10.843 1.00 12.91 ATOM 214 CA CYS B 31 0.495 27.793 11.369 1.00 12.75 ATOM 215 C CYS B 31 0.540 28.101 12.861 1.00 12.90 ATOM 216 O CYS B 31 0.089 29.156 13.290 1.00 13.27 ATOM 217 CB CYS B 31 1.618 28.531 10.653 1.00 12.58 ATOM 218 SG CYS B 31 3.243 27.833 11.042 1.00 11.61 ATOM 219 N CYS B 32 1.081 27.165 13.635 1.00 13.05 ATOM 220 CA CYS B 32 1.110 27.251 15.088 1.00 13.45 ATOM 221 C CYS B 32 2.514 27.051 15.632 1.00 13.66 ATOM 222 O CYS B 32 3.263 26.191 15.157 1.00 13.49 ATOM 223 CB CYS B 32 0.210 26.176 15.691 1.00 13.49 ATOM 224 SG CYS B 32 -0.309 26.553 17.375 1.00 14.28 ATOM 225 N ASP B 33 2.868 27.840 16.637 1.00 14.06 ATOM 226 CA ASP B 33 4.087 27.600 17.387 1.00 14.91 ATOM 227 C ASP B 33 3.762 26.548 18.451 1.00 15.30 ATOM 228 O ASP B 33 3.276 26.876 19.523 1.00 14.51 ATOM 229 CB ASP B 33 4.587 28.893 18.026 1.00 15.28 ATOM 230 CG ASP B 33 5.943 28.731 18.684 1.00 16.72 ATOM 231 OD1 ASP B 33 6.376 27.578 18.890 1.00 17.59 ATOM 232 OD2 ASP B 33 6.643 29.703 19.025 1.00 19.41 ATOM 233 N LEU B 34 4.010 25.282 18.134 1.00 16.25 ATOM 234 CA LEU B 34 3.617 24.183 19.018 1.00 17.16 ATOM 235 C LEU B 34 4.394 24.168 20.347 1.00 17.72 ATOM 236 O LEU B 34 3.933 23.581 21.323 1.00 17.77 ATOM 237 CB LEU B 34 3.723 22.833 18.296 1.00 17.72 ATOM 238 CG LEU B 34 2.602 22.572 17.277 1.00 18.30 ATOM 239 CD1 LEU B 34 3.090 22.810 15.856 1.00 19.27 ATOM 240 CD2 LEU B 34 2.035 21.154 17.418 1.00 18.80 ATOM 241 N SER B 35 5.554 24.823 20.379 1.00 18.17 ATOM 242 CA SER B 35 6.315 25.020 21.620 1.00 18.72 ATOM 243 C SER B 35 5.593 25.886 22.672 1.00 19.02 ATOM 244 O SER B 35 5.948 25.852 23.855 1.00 19.11 ATOM 245 CB SER B 35 7.684 25.642 21.306 1.00 18.80 ATOM 246 OG SER B 35 7.583 27.053 21.147 1.00 19.30 ATOM 247 N LYS B 36 4.604 26.670 22.239 1.00 19.19 ATOM 248 CA LYS B 36 3.840 27.554 23.126 1.00 19.48 ATOM 249 C LYS B 36 2.499 26.960 23.573 1.00 19.31 ATOM 250 O LYS B 36 1.730 27.626 24.269 1.00 19.96 ATOM 251 CB LYS B 36 3.594 28.899 22.439 1.00 19.70 ATOM 252 CG LYS B 36 4.879 29.611 22.062 1.00 20.83 ATOM 253 CD LYS B 36 4.657 31.046 21.626 1.00 22.57 ATOM 254 CE LYS B 36 5.924 31.870 21.805 1.00 23.51 ATOM 255 NZ LYS B 36 5.682 33.312 21.512 1.00 25.62 ATOM 256 N LEU B 37 2.215 25.719 23.184 1.00 18.72 ATOM 257 CA LEU B 37 0.951 25.084 23.544 1.00 18.31 ATOM 258 C LEU B 37 1.012 24.479 24.942 1.00 17.86 ATOM 259 O LEU B 37 2.056 23.999 25.380 1.00 17.31 ATOM 260 CB LEU B 37 0.573 24.003 22.530 1.00 18.49 ATOM 261 CG LEU B 37 0.270 24.516 21.116 1.00 18.44 ATOM 262 CD1 LEU B 37 -0.107 23.370 20.207 1.00 18.20 ATOM 263 CD2 LEU B 37 -0.833 25.569 21.122 1.00 19.06 TER