HEADER TRANSLATION 16-NOV-05 2D74 TITLE Crystal structure of translation initiation factor aIF2betagamma TITLE 2 heterodimer COMPND MOL_ID: 1; COMPND 2 MOLECULE: Translation initiation factor 2 gamma subunit; COMPND 3 CHAIN: A; COMPND 4 MUTATION: YES; COMPND 5 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 2.80 ANGSTORMS DBREF 2D74 A 1 411 UNP Q8U082 IF2G_PYRFU 1 411 SEQRES 1 A 28 GLU ILE ARG ARG CYS SER ASN CYS GLY ARG TYR SER THR SEQRES 2 A 28 SER PRO ILE CYS PRO TYR CYS GLY HIS GLU THR GLU PHE SEQRES 3 A 28 ILE ARG ATOM 1 N GLU A 57 23.352 50.756 7.018 1.00 34.28 ATOM 2 CA GLU A 57 21.942 50.744 7.349 1.00 34.57 ATOM 3 C GLU A 57 21.085 51.172 6.174 1.00 33.87 ATOM 4 O GLU A 57 21.123 52.322 5.749 1.00 34.96 ATOM 5 CB GLU A 57 21.672 51.666 8.533 1.00 35.95 ATOM 6 CG GLU A 57 21.938 51.040 9.883 1.00 36.02 ATOM 7 CD GLU A 57 21.769 52.029 11.011 1.00 39.58 ATOM 8 OE1 GLU A 57 22.606 52.940 11.128 1.00 42.30 ATOM 9 OE2 GLU A 57 20.798 51.911 11.779 1.00 42.47 ATOM 10 N ILE A 58 20.310 50.235 5.649 1.00 34.99 ATOM 11 CA ILE A 58 19.421 50.526 4.534 1.00 36.76 ATOM 12 C ILE A 58 18.246 51.325 5.086 1.00 37.91 ATOM 13 O ILE A 58 17.533 50.853 5.974 1.00 38.02 ATOM 14 CB ILE A 58 18.916 49.223 3.868 1.00 35.11 ATOM 15 CG1 ILE A 58 20.076 48.534 3.143 1.00 33.69 ATOM 16 CG2 ILE A 58 17.786 49.532 2.903 1.00 34.91 ATOM 17 CD1 ILE A 58 19.678 47.274 2.400 1.00 37.70 ATOM 18 N ARG A 59 18.048 52.534 4.566 1.00 38.35 ATOM 19 CA ARG A 59 16.974 53.384 5.058 1.00 40.42 ATOM 20 C ARG A 59 16.025 53.881 3.967 1.00 42.85 ATOM 21 O ARG A 59 16.383 53.927 2.791 1.00 43.80 ATOM 22 CB ARG A 59 17.584 54.562 5.822 1.00 39.31 ATOM 23 CG ARG A 59 18.821 54.165 6.618 1.00 40.42 ATOM 24 CD ARG A 59 19.192 55.165 7.692 1.00 43.07 ATOM 25 NE ARG A 59 18.198 55.195 8.758 1.00 46.40 ATOM 26 CZ ARG A 59 18.383 55.786 9.934 1.00 46.81 ATOM 27 NH1 ARG A 59 19.529 56.398 10.199 1.00 45.22 ATOM 28 NH2 ARG A 59 17.423 55.761 10.847 1.00 48.60 ATOM 29 N ARG A 60 14.816 54.257 4.379 1.00 44.58 ATOM 30 CA ARG A 60 13.780 54.740 3.469 1.00 46.19 ATOM 31 C ARG A 60 13.333 56.160 3.824 1.00 45.76 ATOM 32 O ARG A 60 12.837 56.403 4.921 1.00 46.30 ATOM 33 CB ARG A 60 12.577 53.789 3.519 1.00 47.27 ATOM 34 CG ARG A 60 11.379 54.234 2.711 1.00 50.68 ATOM 35 CD ARG A 60 10.111 54.241 3.558 1.00 55.14 ATOM 36 NE ARG A 60 9.087 55.112 2.981 1.00 57.97 ATOM 37 CZ ARG A 60 8.337 54.804 1.927 1.00 59.01 ATOM 38 NH1 ARG A 60 8.482 53.632 1.319 1.00 59.49 ATOM 39 NH2 ARG A 60 7.443 55.674 1.472 1.00 59.40 ATOM 40 N CYS A 61 13.503 57.089 2.889 1.00 45.17 ATOM 41 CA CYS A 61 13.113 58.477 3.113 1.00 45.25 ATOM 42 C CYS A 61 11.598 58.593 3.259 1.00 45.56 ATOM 43 O CYS A 61 10.845 58.260 2.344 1.00 44.12 ATOM 44 CB CYS A 61 13.589 59.356 1.957 1.00 45.33 ATOM 45 SG CYS A 61 13.092 61.102 2.120 1.00 38.96 ATOM 46 N SER A 62 11.161 59.058 4.423 1.00 46.28 ATOM 47 CA SER A 62 9.742 59.216 4.717 1.00 45.90 ATOM 48 C SER A 62 9.018 60.148 3.745 1.00 44.43 ATOM 49 O SER A 62 7.875 59.886 3.363 1.00 45.43 ATOM 50 CB SER A 62 9.582 59.725 6.153 1.00 47.08 ATOM 51 OG SER A 62 10.542 60.731 6.446 1.00 48.78 ATOM 52 N ASN A 63 9.699 61.212 3.325 1.00 42.75 ATOM 53 CA ASN A 63 9.122 62.211 2.427 1.00 41.66 ATOM 54 C ASN A 63 9.046 61.890 0.932 1.00 41.11 ATOM 55 O ASN A 63 7.983 62.031 0.325 1.00 39.97 ATOM 56 CB ASN A 63 9.849 63.545 2.617 1.00 44.29 ATOM 57 CG ASN A 63 9.270 64.658 1.762 1.00 45.58 ATOM 58 OD1 ASN A 63 8.108 65.037 1.917 1.00 47.85 ATOM 59 ND2 ASN A 63 10.081 65.189 0.854 1.00 44.66 ATOM 60 N CYS A 64 10.155 61.476 0.327 1.00 40.93 ATOM 61 CA CYS A 64 10.141 61.173 -1.102 1.00 40.48 ATOM 62 C CYS A 64 10.032 59.681 -1.392 1.00 40.04 ATOM 63 O CYS A 64 9.919 59.273 -2.545 1.00 38.48 ATOM 64 CB CYS A 64 11.386 61.742 -1.787 1.00 39.27 ATOM 65 SG CYS A 64 12.941 60.898 -1.371 1.00 39.96 ATOM 66 N GLY A 65 10.089 58.875 -0.337 1.00 40.14 ATOM 67 CA GLY A 65 9.959 57.435 -0.485 1.00 40.97 ATOM 68 C GLY A 65 11.106 56.648 -1.081 1.00 41.93 ATOM 69 O GLY A 65 10.965 55.451 -1.341 1.00 42.41 ATOM 70 N ARG A 66 12.249 57.293 -1.280 1.00 42.52 ATOM 71 CA ARG A 66 13.392 56.601 -1.864 1.00 41.47 ATOM 72 C ARG A 66 14.355 55.999 -0.842 1.00 40.55 ATOM 73 O ARG A 66 14.399 56.419 0.317 1.00 40.73 ATOM 74 CB ARG A 66 14.130 57.545 -2.812 1.00 40.28 ATOM 75 CG ARG A 66 13.219 58.071 -3.907 1.00 42.45 ATOM 76 CD ARG A 66 13.891 58.071 -5.260 1.00 45.57 ATOM 77 NE ARG A 66 14.591 59.321 -5.531 1.00 48.81 ATOM 78 CZ ARG A 66 15.488 59.474 -6.499 1.00 50.37 ATOM 79 NH1 ARG A 66 15.798 58.451 -7.284 1.00 49.67 ATOM 80 NH2 ARG A 66 16.067 60.652 -6.688 1.00 52.04 ATOM 81 N TYR A 67 15.116 55.002 -1.288 1.00 39.80 ATOM 82 CA TYR A 67 16.079 54.315 -0.436 1.00 36.74 ATOM 83 C TYR A 67 17.505 54.825 -0.567 1.00 35.92 ATOM 84 O TYR A 67 17.919 55.314 -1.614 1.00 35.94 ATOM 85 CB TYR A 67 16.070 52.816 -0.732 1.00 34.83 ATOM 86 CG TYR A 67 14.866 52.089 -0.188 1.00 36.60 ATOM 87 CD1 TYR A 67 13.582 52.361 -0.670 1.00 35.27 ATOM 88 CD2 TYR A 67 15.003 51.136 0.822 1.00 35.85 ATOM 89 CE1 TYR A 67 12.470 51.702 -0.158 1.00 34.69 ATOM 90 CE2 TYR A 67 13.893 50.473 1.343 1.00 36.20 ATOM 91 CZ TYR A 67 12.633 50.761 0.849 1.00 36.56 ATOM 92 OH TYR A 67 11.540 50.118 1.380 1.00 39.36 ATOM 93 N SER A 68 18.256 54.689 0.516 1.00 35.39 ATOM 94 CA SER A 68 19.642 55.102 0.561 1.00 35.31 ATOM 95 C SER A 68 20.281 54.388 1.732 1.00 37.47 ATOM 96 O SER A 68 19.637 53.582 2.413 1.00 39.12 ATOM 97 CB SER A 68 19.754 56.612 0.768 1.00 35.95 ATOM 98 OG SER A 68 19.373 56.952 2.087 1.00 36.06 ATOM 99 N THR A 69 21.552 54.697 1.954 1.00 38.20 ATOM 100 CA THR A 69 22.332 54.113 3.026 1.00 36.30 ATOM 101 C THR A 69 22.616 55.269 3.957 1.00 35.38 ATOM 102 O THR A 69 23.539 55.220 4.756 1.00 35.81 ATOM 103 CB THR A 69 23.679 53.592 2.496 1.00 38.89 ATOM 104 OG1 THR A 69 24.409 52.973 3.560 1.00 42.92 ATOM 105 CG2 THR A 69 24.523 54.756 1.937 1.00 41.03 ATOM 106 N SER A 70 21.813 56.318 3.838 1.00 33.99 ATOM 107 CA SER A 70 22.041 57.504 4.638 1.00 33.47 ATOM 108 C SER A 70 20.960 58.026 5.589 1.00 32.73 ATOM 109 O SER A 70 19.764 57.896 5.340 1.00 33.65 ATOM 110 CB SER A 70 22.501 58.620 3.705 1.00 34.41 ATOM 111 OG SER A 70 21.780 59.802 3.949 1.00 38.92 ATOM 112 N PRO A 71 21.396 58.634 6.711 1.00 33.26 ATOM 113 CA PRO A 71 20.584 59.221 7.783 1.00 34.53 ATOM 114 C PRO A 71 19.656 60.288 7.239 1.00 36.33 ATOM 115 O PRO A 71 18.463 60.305 7.548 1.00 37.24 ATOM 116 CB PRO A 71 21.639 59.794 8.727 1.00 33.69 ATOM 117 CG PRO A 71 22.783 58.885 8.534 1.00 32.68 ATOM 118 CD PRO A 71 22.825 58.769 7.041 1.00 32.72 ATOM 119 N ILE A 72 20.217 61.171 6.419 1.00 36.74 ATOM 120 CA ILE A 72 19.460 62.246 5.788 1.00 39.75 ATOM 121 C ILE A 72 19.321 61.933 4.293 1.00 40.50 ATOM 122 O ILE A 72 20.297 61.617 3.619 1.00 39.83 ATOM 123 CB ILE A 72 20.174 63.599 5.950 1.00 42.05 ATOM 124 CG1 ILE A 72 20.169 64.028 7.421 1.00 43.38 ATOM 125 CG2 ILE A 72 19.506 64.646 5.086 1.00 41.08 ATOM 126 CD1 ILE A 72 20.960 65.293 7.702 1.00 46.11 ATOM 127 N CYS A 73 18.096 62.011 3.787 1.00 41.29 ATOM 128 CA CYS A 73 17.835 61.743 2.385 1.00 40.70 ATOM 129 C CYS A 73 18.809 62.539 1.515 1.00 40.80 ATOM 130 O CYS A 73 18.904 63.758 1.629 1.00 41.22 ATOM 131 CB CYS A 73 16.400 62.137 2.053 1.00 39.09 ATOM 132 SG CYS A 73 15.857 61.655 0.385 1.00 39.84 ATOM 133 N PRO A 74 19.554 61.856 0.632 1.00 41.41 ATOM 134 CA PRO A 74 20.518 62.543 -0.243 1.00 42.86 ATOM 135 C PRO A 74 19.862 63.637 -1.069 1.00 44.67 ATOM 136 O PRO A 74 20.463 64.675 -1.344 1.00 45.17 ATOM 137 CB PRO A 74 21.048 61.423 -1.133 1.00 40.29 ATOM 138 CG PRO A 74 20.850 60.207 -0.311 1.00 41.55 ATOM 139 CD PRO A 74 19.516 60.414 0.340 1.00 41.23 ATOM 140 N TYR A 75 18.602 63.401 -1.411 1.00 47.54 ATOM 141 CA TYR A 75 17.829 64.301 -2.248 1.00 50.64 ATOM 142 C TYR A 75 17.005 65.400 -1.558 1.00 51.05 ATOM 143 O TYR A 75 17.463 66.534 -1.434 1.00 52.34 ATOM 144 CB TYR A 75 16.941 63.447 -3.151 1.00 52.35 ATOM 145 CG TYR A 75 17.502 62.049 -3.365 1.00 55.90 ATOM 146 CD1 TYR A 75 17.335 61.059 -2.396 1.00 57.70 ATOM 147 CD2 TYR A 75 18.236 61.725 -4.511 1.00 55.42 ATOM 148 CE1 TYR A 75 17.885 59.780 -2.558 1.00 58.60 ATOM 149 CE2 TYR A 75 18.790 60.451 -4.682 1.00 55.75 ATOM 150 CZ TYR A 75 18.608 59.486 -3.701 1.00 58.09 ATOM 151 OH TYR A 75 19.138 58.224 -3.860 1.00 59.98 ATOM 152 N CYS A 76 15.794 65.078 -1.121 1.00 51.41 ATOM 153 CA CYS A 76 14.948 66.080 -0.483 1.00 51.46 ATOM 154 C CYS A 76 15.566 66.678 0.777 1.00 51.67 ATOM 155 O CYS A 76 15.437 67.877 1.021 1.00 53.12 ATOM 156 CB CYS A 76 13.569 65.489 -0.177 1.00 50.29 ATOM 157 SG CYS A 76 13.636 63.980 0.833 1.00 45.76 ATOM 158 N GLY A 77 16.231 65.847 1.573 1.00 50.30 ATOM 159 CA GLY A 77 16.869 66.346 2.779 1.00 49.55 ATOM 160 C GLY A 77 16.224 65.964 4.101 1.00 50.04 ATOM 161 O GLY A 77 16.742 66.302 5.169 1.00 49.05 ATOM 162 N HIS A 78 15.098 65.262 4.048 1.00 51.61 ATOM 163 CA HIS A 78 14.414 64.857 5.271 1.00 53.41 ATOM 164 C HIS A 78 15.090 63.665 5.931 1.00 53.97 ATOM 165 O HIS A 78 16.036 63.087 5.389 1.00 52.14 ATOM 166 CB HIS A 78 12.951 64.509 4.987 1.00 56.15 ATOM 167 CG HIS A 78 12.104 65.693 4.646 1.00 60.00 ATOM 168 ND1 HIS A 78 12.349 66.493 3.550 1.00 61.48 ATOM 169 CD2 HIS A 78 11.016 66.219 5.260 1.00 61.08 ATOM 170 CE1 HIS A 78 11.450 67.459 3.503 1.00 60.27 ATOM 171 NE2 HIS A 78 10.631 67.316 4.528 1.00 61.64 ATOM 172 N GLU A 79 14.590 63.313 7.111 1.00 54.40 ATOM 173 CA GLU A 79 15.109 62.195 7.883 1.00 55.04 ATOM 174 C GLU A 79 14.622 60.883 7.281 1.00 54.11 ATOM 175 O GLU A 79 13.454 60.761 6.911 1.00 53.73 ATOM 176 CB GLU A 79 14.617 62.306 9.323 1.00 58.18 ATOM 177 CG GLU A 79 15.707 62.391 10.367 1.00 63.65 ATOM 178 CD GLU A 79 15.301 63.279 11.528 1.00 68.31 ATOM 179 OE1 GLU A 79 14.115 63.224 11.926 1.00 68.56 ATOM 180 OE2 GLU A 79 16.163 64.027 12.042 1.00 71.13 ATOM 181 N THR A 80 15.516 59.906 7.171 1.00 52.94 ATOM 182 CA THR A 80 15.133 58.605 6.632 1.00 51.35 ATOM 183 C THR A 80 14.870 57.658 7.786 1.00 49.77 ATOM 184 O THR A 80 15.297 57.905 8.910 1.00 49.18 ATOM 185 CB THR A 80 16.225 57.999 5.736 1.00 51.67 ATOM 186 OG1 THR A 80 17.495 58.103 6.388 1.00 52.06 ATOM 187 CG2 THR A 80 16.266 58.710 4.398 1.00 50.78 ATOM 188 N GLU A 81 14.169 56.569 7.509 1.00 49.52 ATOM 189 CA GLU A 81 13.844 55.614 8.551 1.00 49.53 ATOM 190 C GLU A 81 14.651 54.330 8.448 1.00 48.05 ATOM 191 O GLU A 81 14.995 53.882 7.353 1.00 46.26 ATOM 192 CB GLU A 81 12.347 55.321 8.511 1.00 50.85 ATOM 193 CG GLU A 81 11.525 56.590 8.655 1.00 56.58 ATOM 194 CD GLU A 81 10.033 56.338 8.689 1.00 61.81 ATOM 195 OE1 GLU A 81 9.485 55.857 7.673 1.00 62.69 ATOM 196 OE2 GLU A 81 9.409 56.624 9.735 1.00 65.29 ATOM 197 N PHE A 82 14.965 53.752 9.604 1.00 46.27 ATOM 198 CA PHE A 82 15.729 52.516 9.658 1.00 44.95 ATOM 199 C PHE A 82 14.891 51.351 9.188 1.00 45.37 ATOM 200 O PHE A 82 13.823 51.083 9.731 1.00 48.11 ATOM 201 CB PHE A 82 16.207 52.249 11.082 1.00 42.57 ATOM 202 CG PHE A 82 16.942 50.955 11.233 1.00 39.98 ATOM 203 CD1 PHE A 82 16.252 49.757 11.375 1.00 38.90 ATOM 204 CD2 PHE A 82 18.327 50.926 11.184 1.00 38.71 ATOM 205 CE1 PHE A 82 16.937 48.546 11.455 1.00 40.86 ATOM 206 CE2 PHE A 82 19.021 49.725 11.261 1.00 38.71 ATOM 207 CZ PHE A 82 18.328 48.532 11.398 1.00 40.70 ATOM 208 N ILE A 83 15.380 50.646 8.181 1.00 45.10 ATOM 209 CA ILE A 83 14.638 49.506 7.674 1.00 44.94 ATOM 210 C ILE A 83 15.367 48.219 8.003 1.00 44.71 ATOM 211 O ILE A 83 14.749 47.209 8.329 1.00 46.53 ATOM 212 CB ILE A 83 14.462 49.580 6.155 1.00 44.34 ATOM 213 CG1 ILE A 83 13.957 50.966 5.769 1.00 45.42 ATOM 214 CG2 ILE A 83 13.511 48.479 5.688 1.00 44.03 ATOM 215 CD1 ILE A 83 12.974 50.953 4.632 1.00 47.57 ATOM 216 N ARG A 84 16.692 48.267 7.936 1.00 42.47 ATOM 217 CA ARG A 84 17.497 47.093 8.196 1.00 41.50 ATOM 218 C ARG A 84 18.963 47.489 8.163 1.00 41.11 ATOM 219 O ARG A 84 19.319 48.559 7.675 1.00 41.85 ATOM 220 CB ARG A 84 17.205 46.020 7.124 1.00 42.32 ATOM 221 CG ARG A 84 17.778 44.636 7.429 1.00 42.27 ATOM 222 CD ARG A 84 17.244 43.541 6.497 1.00 44.02 ATOM 223 NE ARG A 84 17.913 43.558 5.204 1.00 47.84 ATOM 224 CZ ARG A 84 17.791 42.582 4.301 1.00 48.56 ATOM 225 NH1 ARG A 84 17.005 41.524 4.568 1.00 52.02 ATOM 226 NH2 ARG A 84 18.482 42.614 3.165 1.00 47.63 TER