HEADER LECTIN (AGGLUTININ) 03-APR-90 7WGA TITLE 2.2 ANGSTROMS RESOLUTION STRUCTURE ANALYSIS OF TWO REFINED TITLE 2 N-ACETYLNEURAMINYLLACTOSE-WHEAT GERM AGGLUTININ ISOLECTIN COMPLEXES COMPND MOL_ID: 1; COMPND 2 MOLECULE: WHEAT GERM LECTIN; COMPND 3 CHAIN: A, B; COMPND 4 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 2.00 ANGSTORMS DBREF 7WGA A 2 171 UNP P10968 AGI1_WHEAT 28 197 MODRES 7WGA PCA A 1 GLU PYROGLUTAMIC ACID SEQRES 1 A 33 ALA THR CYS THR ASN ASN GLN CYS CYS SER GLN TYR GLY SEQRES 2 A 33 TYR CYS GLY PHE GLY ALA GLU TYR CYS GLY ALA GLY CYS SEQRES 3 A 33 GLN GLY GLY PRO CYS ARG ALA ATOM 1 N ALA A 53 -5.301 2.467 15.593 1.00 31.06 ATOM 2 CA ALA A 53 -5.191 1.557 14.447 1.00 30.70 ATOM 3 C ALA A 53 -4.565 2.255 13.237 1.00 30.41 ATOM 4 O ALA A 53 -4.867 3.453 13.038 1.00 32.35 ATOM 5 CB ALA A 53 -6.642 1.188 14.091 1.00 30.95 ATOM 6 N THR A 54 -3.775 1.549 12.461 1.00 27.47 ATOM 7 CA THR A 54 -3.129 2.050 11.219 1.00 24.27 ATOM 8 C THR A 54 -4.000 1.580 10.059 1.00 22.15 ATOM 9 O THR A 54 -4.853 0.670 10.297 1.00 23.41 ATOM 10 CB THR A 54 -1.674 1.587 11.225 1.00 26.02 ATOM 11 OG1 THR A 54 -1.001 2.216 10.149 1.00 26.53 ATOM 12 CG2 THR A 54 -1.430 0.106 11.050 1.00 26.06 ATOM 13 N CYS A 55 -3.986 2.216 8.914 1.00 17.11 ATOM 14 CA CYS A 55 -4.791 1.822 7.779 1.00 15.70 ATOM 15 C CYS A 55 -3.858 0.847 7.028 1.00 17.59 ATOM 16 O CYS A 55 -2.622 0.912 7.223 1.00 18.48 ATOM 17 CB CYS A 55 -5.226 2.858 6.774 1.00 16.53 ATOM 18 SG CYS A 55 -6.301 4.064 7.470 1.00 16.11 ATOM 19 N THR A 56 -4.514 -0.038 6.342 1.00 16.98 ATOM 20 CA THR A 56 -3.720 -1.035 5.552 1.00 14.32 ATOM 21 C THR A 56 -3.504 -0.338 4.207 1.00 12.27 ATOM 22 O THR A 56 -4.198 0.607 3.836 1.00 13.14 ATOM 23 CB THR A 56 -4.529 -2.347 5.465 1.00 13.37 ATOM 24 OG1 THR A 56 -5.770 -2.003 4.902 1.00 12.30 ATOM 25 CG2 THR A 56 -4.770 -3.000 6.808 1.00 9.41 ATOM 26 N ASN A 57 -2.723 -1.014 3.381 1.00 11.00 ATOM 27 CA ASN A 57 -2.350 -0.648 2.066 1.00 9.48 ATOM 28 C ASN A 57 -1.831 0.822 2.117 1.00 7.11 ATOM 29 O ASN A 57 -2.030 1.486 1.086 1.00 11.21 ATOM 30 CB ASN A 57 -3.431 -0.894 1.027 1.00 9.54 ATOM 31 CG ASN A 57 -4.239 -2.186 1.083 1.00 13.09 ATOM 32 OD1 ASN A 57 -4.962 -2.467 2.071 1.00 13.32 ATOM 33 ND2 ASN A 57 -4.245 -2.851 -0.103 1.00 12.93 ATOM 34 N ASN A 58 -1.197 1.215 3.179 1.00 6.68 ATOM 35 CA ASN A 58 -0.644 2.629 3.233 1.00 6.74 ATOM 36 C ASN A 58 -1.759 3.667 3.036 1.00 8.21 ATOM 37 O ASN A 58 -1.529 4.642 2.293 1.00 8.38 ATOM 38 CB ASN A 58 0.379 2.708 2.101 1.00 4.60 ATOM 39 CG ASN A 58 1.757 2.265 2.579 1.00 2.52 ATOM 40 OD1 ASN A 58 2.035 2.441 3.765 1.00 2.00 ATOM 41 ND2 ASN A 58 2.491 1.677 1.645 1.00 5.97 ATOM 42 N GLN A 59 -2.952 3.401 3.485 1.00 8.61 ATOM 43 CA GLN A 59 -4.047 4.389 3.297 1.00 11.81 ATOM 44 C GLN A 59 -3.903 5.533 4.308 1.00 8.29 ATOM 45 O GLN A 59 -3.260 5.372 5.350 1.00 8.62 ATOM 46 CB GLN A 59 -5.386 3.749 3.321 1.00 11.77 ATOM 47 CG GLN A 59 -5.769 3.066 2.020 1.00 13.64 ATOM 48 CD GLN A 59 -6.920 2.095 2.280 1.00 14.07 ATOM 49 OE1 GLN A 59 -7.853 1.992 1.498 1.00 15.39 ATOM 50 NE2 GLN A 59 -6.719 1.323 3.348 1.00 12.30 ATOM 51 N CYS A 60 -4.455 6.689 3.950 1.00 9.22 ATOM 52 CA CYS A 60 -4.425 7.861 4.854 1.00 8.75 ATOM 53 C CYS A 60 -5.607 7.679 5.831 1.00 8.95 ATOM 54 O CYS A 60 -6.582 7.152 5.332 1.00 8.57 ATOM 55 CB CYS A 60 -4.721 9.136 4.029 1.00 8.68 ATOM 56 SG CYS A 60 -3.280 9.774 3.144 1.00 6.12 ATOM 57 N CYS A 61 -5.385 7.908 7.098 1.00 8.91 ATOM 58 CA CYS A 61 -6.372 7.936 8.134 1.00 11.16 ATOM 59 C CYS A 61 -6.858 9.440 8.212 1.00 11.29 ATOM 60 O CYS A 61 -6.079 10.360 8.560 1.00 10.45 ATOM 61 CB CYS A 61 -5.800 7.531 9.477 1.00 14.91 ATOM 62 SG CYS A 61 -7.109 7.392 10.734 1.00 18.78 ATOM 63 N SER A 62 -8.061 9.678 7.788 1.00 11.62 ATOM 64 CA SER A 62 -8.706 11.003 7.806 1.00 15.75 ATOM 65 C SER A 62 -8.927 11.446 9.259 1.00 19.20 ATOM 66 O SER A 62 -8.749 10.697 10.245 1.00 20.63 ATOM 67 CB SER A 62 -10.084 10.935 7.124 1.00 14.76 ATOM 68 OG SER A 62 -10.926 10.565 8.244 1.00 12.79 ATOM 69 N GLN A 63 -9.248 12.735 9.432 1.00 23.21 ATOM 70 CA GLN A 63 -9.447 13.343 10.745 1.00 24.69 ATOM 71 C GLN A 63 -10.624 12.689 11.485 1.00 25.56 ATOM 72 O GLN A 63 -10.544 12.722 12.744 1.00 25.46 ATOM 73 CB GLN A 63 -9.547 14.848 10.764 1.00 26.89 ATOM 74 CG GLN A 63 -10.893 15.417 10.427 1.00 28.62 ATOM 75 CD GLN A 63 -10.785 16.860 9.914 1.00 29.08 ATOM 76 OE1 GLN A 63 -11.393 17.230 8.903 1.00 28.79 ATOM 77 NE2 GLN A 63 -9.988 17.614 10.657 1.00 28.59 ATOM 78 N TYR A 64 -11.560 12.098 10.779 1.00 24.02 ATOM 79 CA TYR A 64 -12.682 11.440 11.443 1.00 25.83 ATOM 80 C TYR A 64 -12.456 9.962 11.735 1.00 25.79 ATOM 81 O TYR A 64 -13.476 9.260 11.960 1.00 25.33 ATOM 82 CB TYR A 64 -13.916 11.519 10.508 1.00 28.89 ATOM 83 CG TYR A 64 -14.410 12.919 10.339 1.00 32.30 ATOM 84 CD1 TYR A 64 -14.925 13.339 9.114 1.00 35.06 ATOM 85 CD2 TYR A 64 -14.311 13.863 11.369 1.00 35.07 ATOM 86 CE1 TYR A 64 -15.349 14.671 8.927 1.00 36.12 ATOM 87 CE2 TYR A 64 -14.746 15.184 11.211 1.00 34.80 ATOM 88 CZ TYR A 64 -15.262 15.563 9.989 1.00 35.99 ATOM 89 OH TYR A 64 -15.718 16.846 9.812 1.00 38.11 ATOM 90 N GLY A 65 -11.235 9.462 11.603 1.00 24.14 ATOM 91 CA GLY A 65 -10.888 8.071 11.782 1.00 23.72 ATOM 92 C GLY A 65 -11.268 7.066 10.715 1.00 21.90 ATOM 93 O GLY A 65 -11.513 5.893 11.066 1.00 22.79 ATOM 94 N TYR A 66 -11.377 7.384 9.460 1.00 21.40 ATOM 95 CA TYR A 66 -11.667 6.588 8.302 1.00 19.72 ATOM 96 C TYR A 66 -10.461 6.499 7.371 1.00 19.68 ATOM 97 O TYR A 66 -9.738 7.523 7.178 1.00 17.89 ATOM 98 CB TYR A 66 -12.874 7.096 7.481 1.00 23.09 ATOM 99 CG TYR A 66 -14.124 6.970 8.352 1.00 28.94 ATOM 100 CD1 TYR A 66 -14.927 5.827 8.324 1.00 30.59 ATOM 101 CD2 TYR A 66 -14.425 7.977 9.278 1.00 31.54 ATOM 102 CE1 TYR A 66 -16.045 5.712 9.143 1.00 32.71 ATOM 103 CE2 TYR A 66 -15.530 7.885 10.129 1.00 33.27 ATOM 104 CZ TYR A 66 -16.333 6.729 10.063 1.00 34.79 ATOM 105 OH TYR A 66 -17.397 6.654 10.943 1.00 36.61 ATOM 106 N CYS A 67 -10.281 5.296 6.788 1.00 15.43 ATOM 107 CA CYS A 67 -9.181 5.067 5.854 1.00 11.31 ATOM 108 C CYS A 67 -9.491 5.441 4.431 1.00 8.55 ATOM 109 O CYS A 67 -10.613 5.122 4.032 1.00 8.12 ATOM 110 CB CYS A 67 -8.862 3.524 5.917 1.00 12.63 ATOM 111 SG CYS A 67 -8.142 3.163 7.511 1.00 16.53 ATOM 112 N GLY A 68 -8.565 6.068 3.688 1.00 6.91 ATOM 113 CA GLY A 68 -8.856 6.394 2.263 1.00 6.30 ATOM 114 C GLY A 68 -7.675 7.109 1.614 1.00 5.05 ATOM 115 O GLY A 68 -6.540 7.157 2.124 1.00 7.49 ATOM 116 N PHE A 69 -7.915 7.686 0.489 1.00 7.24 ATOM 117 CA PHE A 69 -7.069 8.496 -0.371 1.00 6.19 ATOM 118 C PHE A 69 -7.877 9.725 -0.897 1.00 6.26 ATOM 119 O PHE A 69 -9.075 9.685 -1.066 1.00 9.10 ATOM 120 CB PHE A 69 -6.334 7.859 -1.501 1.00 6.17 ATOM 121 CG PHE A 69 -5.305 6.790 -1.127 1.00 6.02 ATOM 122 CD1 PHE A 69 -4.211 7.040 -0.358 1.00 5.50 ATOM 123 CD2 PHE A 69 -5.548 5.487 -1.604 1.00 7.98 ATOM 124 CE1 PHE A 69 -3.263 6.037 -0.113 1.00 6.87 ATOM 125 CE2 PHE A 69 -4.603 4.455 -1.412 1.00 7.68 ATOM 126 CZ PHE A 69 -3.473 4.761 -0.638 1.00 8.30 ATOM 127 N GLY A 70 -7.137 10.749 -1.284 1.00 8.36 ATOM 128 CA GLY A 70 -7.769 12.014 -1.766 1.00 10.62 ATOM 129 C GLY A 70 -7.709 13.068 -0.652 1.00 8.71 ATOM 130 O GLY A 70 -7.354 12.831 0.506 1.00 12.57 ATOM 131 N ALA A 71 -8.089 14.277 -1.048 1.00 10.51 ATOM 132 CA ALA A 71 -8.070 15.453 -0.149 1.00 8.72 ATOM 133 C ALA A 71 -8.689 15.190 1.192 1.00 8.13 ATOM 134 O ALA A 71 -7.991 15.505 2.194 1.00 7.86 ATOM 135 CB ALA A 71 -8.665 16.670 -0.832 1.00 7.44 ATOM 136 N GLU A 72 -9.943 14.696 1.241 1.00 11.33 ATOM 137 CA GLU A 72 -10.613 14.427 2.494 1.00 12.48 ATOM 138 C GLU A 72 -9.868 13.545 3.476 1.00 14.67 ATOM 139 O GLU A 72 -9.936 13.754 4.737 1.00 16.91 ATOM 140 CB GLU A 72 -12.058 13.895 2.326 1.00 12.65 ATOM 141 CG GLU A 72 -13.232 14.859 1.913 1.00 11.14 ATOM 142 CD GLU A 72 -13.183 15.134 0.436 1.00 10.49 ATOM 143 OE1 GLU A 72 -12.168 14.682 -0.079 1.00 11.15 ATOM 144 OE2 GLU A 72 -14.214 15.686 -0.137 1.00 10.57 ATOM 145 N TYR A 73 -8.981 12.645 2.983 1.00 15.51 ATOM 146 CA TYR A 73 -8.255 11.710 3.842 1.00 10.51 ATOM 147 C TYR A 73 -6.830 12.062 4.127 1.00 7.94 ATOM 148 O TYR A 73 -6.378 11.905 5.242 1.00 6.92 ATOM 149 CB TYR A 73 -8.250 10.273 3.078 1.00 7.81 ATOM 150 CG TYR A 73 -9.694 9.770 3.060 1.00 3.89 ATOM 151 CD1 TYR A 73 -10.220 9.083 4.119 1.00 3.30 ATOM 152 CD2 TYR A 73 -10.531 10.033 1.973 1.00 6.33 ATOM 153 CE1 TYR A 73 -11.524 8.607 4.116 1.00 3.65 ATOM 154 CE2 TYR A 73 -11.898 9.654 1.954 1.00 5.04 ATOM 155 CZ TYR A 73 -12.361 8.933 3.067 1.00 5.71 ATOM 156 OH TYR A 73 -13.699 8.612 3.085 1.00 6.75 ATOM 157 N CYS A 74 -6.121 12.418 3.096 1.00 7.73 ATOM 158 CA CYS A 74 -4.684 12.764 3.201 1.00 8.57 ATOM 159 C CYS A 74 -4.521 14.267 3.503 1.00 9.94 ATOM 160 O CYS A 74 -3.450 14.663 4.030 1.00 10.29 ATOM 161 CB CYS A 74 -3.956 12.382 1.929 1.00 8.72 ATOM 162 SG CYS A 74 -4.034 10.556 1.466 1.00 9.58 ATOM 163 N GLY A 75 -5.565 15.026 3.208 1.00 9.50 ATOM 164 CA GLY A 75 -5.550 16.488 3.440 1.00 13.75 ATOM 165 C GLY A 75 -5.522 16.873 4.879 1.00 13.29 ATOM 166 O GLY A 75 -4.910 16.196 5.713 1.00 17.10 ATOM 167 N ALA A 76 -6.094 18.050 5.198 1.00 14.99 ATOM 168 CA ALA A 76 -6.082 18.574 6.567 1.00 14.66 ATOM 169 C ALA A 76 -6.730 17.596 7.550 1.00 14.61 ATOM 170 O ALA A 76 -7.831 17.083 7.242 1.00 14.34 ATOM 171 CB ALA A 76 -6.913 19.899 6.595 1.00 16.11 ATOM 172 N GLY A 77 -6.132 17.445 8.702 1.00 14.37 ATOM 173 CA GLY A 77 -6.666 16.569 9.768 1.00 16.96 ATOM 174 C GLY A 77 -6.149 15.123 9.714 1.00 16.86 ATOM 175 O GLY A 77 -6.401 14.409 10.681 1.00 18.27 ATOM 176 N CYS A 78 -5.493 14.741 8.648 1.00 16.18 ATOM 177 CA CYS A 78 -4.960 13.400 8.390 1.00 14.89 ATOM 178 C CYS A 78 -4.147 12.906 9.551 1.00 15.04 ATOM 179 O CYS A 78 -3.123 13.509 9.945 1.00 16.20 ATOM 180 CB CYS A 78 -4.210 13.408 7.063 1.00 15.20 ATOM 181 SG CYS A 78 -3.335 11.878 6.634 1.00 10.72 ATOM 182 N GLN A 79 -4.641 11.800 10.163 1.00 16.46 ATOM 183 CA GLN A 79 -3.903 11.312 11.359 1.00 13.82 ATOM 184 C GLN A 79 -2.865 10.245 11.126 1.00 14.94 ATOM 185 O GLN A 79 -2.132 9.979 12.085 1.00 14.95 ATOM 186 CB GLN A 79 -4.826 11.083 12.496 1.00 13.21 ATOM 187 CG GLN A 79 -6.281 11.102 12.088 1.00 13.41 ATOM 188 CD GLN A 79 -7.032 10.501 13.285 1.00 13.42 ATOM 189 OE1 GLN A 79 -6.299 10.369 14.272 1.00 13.50 ATOM 190 NE2 GLN A 79 -8.279 10.186 13.017 1.00 12.96 ATOM 191 N GLY A 80 -2.742 9.723 9.920 1.00 16.44 ATOM 192 CA GLY A 80 -1.727 8.737 9.558 1.00 14.29 ATOM 193 C GLY A 80 -1.763 8.342 8.112 1.00 12.13 ATOM 194 O GLY A 80 -2.794 8.564 7.446 1.00 13.08 ATOM 195 N GLY A 81 -0.662 7.714 7.662 1.00 11.56 ATOM 196 CA GLY A 81 -0.611 7.269 6.209 1.00 9.51 ATOM 197 C GLY A 81 0.249 8.304 5.505 1.00 10.24 ATOM 198 O GLY A 81 0.849 9.091 6.251 1.00 12.76 ATOM 199 N PRO A 82 0.357 8.256 4.199 1.00 7.92 ATOM 200 CA PRO A 82 1.050 9.224 3.369 1.00 8.95 ATOM 201 C PRO A 82 0.322 10.626 3.290 1.00 7.68 ATOM 202 O PRO A 82 0.023 11.139 2.186 1.00 6.46 ATOM 203 CB PRO A 82 0.953 8.644 1.913 1.00 5.72 ATOM 204 CG PRO A 82 -0.286 7.788 1.930 1.00 4.38 ATOM 205 CD PRO A 82 -0.405 7.308 3.365 1.00 3.88 ATOM 206 N CYS A 83 0.214 11.211 4.418 1.00 9.40 ATOM 207 CA CYS A 83 -0.412 12.493 4.741 1.00 12.93 ATOM 208 C CYS A 83 0.216 13.640 3.914 1.00 13.93 ATOM 209 O CYS A 83 1.448 13.695 3.739 1.00 13.72 ATOM 210 CB CYS A 83 -0.437 12.714 6.204 1.00 10.48 ATOM 211 SG CYS A 83 -1.516 12.139 7.470 1.00 12.16 ATOM 212 N ARG A 84 -0.655 14.557 3.464 1.00 13.33 ATOM 213 CA ARG A 84 -0.220 15.714 2.656 1.00 13.63 ATOM 214 C ARG A 84 0.758 16.630 3.361 1.00 14.06 ATOM 215 O ARG A 84 1.669 17.148 2.699 1.00 16.47 ATOM 216 CB ARG A 84 -1.436 16.390 2.030 1.00 12.99 ATOM 217 CG ARG A 84 -1.877 15.619 0.777 1.00 11.86 ATOM 218 CD ARG A 84 -3.212 16.135 0.317 1.00 9.05 ATOM 219 NE ARG A 84 -3.597 15.401 -0.919 1.00 7.39 ATOM 220 CZ ARG A 84 -4.557 15.959 -1.666 1.00 9.08 ATOM 221 NH1 ARG A 84 -5.028 17.169 -1.308 1.00 8.52 ATOM 222 NH2 ARG A 84 -5.123 15.322 -2.641 1.00 9.63 ATOM 223 N ALA A 85 0.822 16.681 4.658 1.00 13.53 ATOM 224 CA ALA A 85 1.732 17.358 5.517 1.00 14.91 ATOM 225 C ALA A 85 2.838 16.450 6.078 1.00 17.91 ATOM 226 O ALA A 85 2.552 15.354 6.650 1.00 20.59 ATOM 227 CB ALA A 85 0.926 17.791 6.775 1.00 15.06 TER