HEADER LIGASE 15-MAY-08 3D54 TITLE Stucture of PurLQS from Thermotoga maritima COMPND MOL_ID: 1; COMPND 2 MOLECULE: Phosphoribosylformylglycinamidine synthase II; COMPND 3 CHAIN: A, E, I; COMPND 4 EC: 6.3.5.3; COMPND 5 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 3.50 ANGSTORMS DBREF 3D54 A 1 603 UNP Q9X0X3 PURL_THEMA 1 603 SEQRES 1 A 33 LYS LEU ARG TYR LEU ASN ILE LEU LYS GLU LYS LEU GLY SEQRES 2 A 33 ARG GLU PRO THR PHE VAL GLU LEU GLN ALA PHE SER VAL SEQRES 3 A 33 MET TRP SER GLU HIS CYS GLY ATOM 1 N LYS A 2 22.568 35.641 45.990 1.00140.05 ATOM 2 CA LYS A 2 22.510 35.035 47.341 1.00140.05 ATOM 3 C LYS A 2 21.508 33.880 47.467 1.00140.05 ATOM 4 O LYS A 2 20.329 34.116 47.749 1.00204.98 ATOM 5 CB LYS A 2 22.273 36.194 48.446 1.00 48.16 ATOM 6 N LEU A 3 21.937 32.651 47.104 1.00204.75 ATOM 7 CA LEU A 3 21.158 31.408 47.243 1.00204.75 ATOM 8 C LEU A 3 21.943 30.467 48.162 1.00204.75 ATOM 9 O LEU A 3 21.403 29.483 48.678 1.00204.75 ATOM 10 CB LEU A 3 20.900 30.724 45.895 1.00144.05 ATOM 11 CG LEU A 3 19.993 29.496 45.738 1.00144.05 ATOM 12 CD1 LEU A 3 18.533 29.886 45.457 1.00144.05 ATOM 13 CD2 LEU A 3 20.505 28.534 44.649 1.00144.05 ATOM 14 N ARG A 4 23.213 30.803 48.409 1.00187.13 ATOM 15 CA ARG A 4 24.106 30.002 49.261 1.00187.13 ATOM 16 C ARG A 4 25.145 30.912 49.920 1.00187.13 ATOM 17 O ARG A 4 25.746 30.548 50.934 1.00187.13 ATOM 18 CB ARG A 4 24.821 28.960 48.397 1.00184.60 ATOM 19 CG ARG A 4 24.951 27.576 49.021 1.00184.60 ATOM 20 CD ARG A 4 26.344 27.013 48.787 1.00184.60 ATOM 21 NE ARG A 4 27.344 27.703 49.607 1.00184.60 ATOM 22 CZ ARG A 4 28.599 27.970 49.239 1.00184.60 ATOM 23 NH1 ARG A 4 29.050 27.615 48.041 1.00184.60 ATOM 24 NH2 ARG A 4 29.420 28.585 50.086 1.00184.60 ATOM 25 N TYR A 5 25.325 32.107 49.350 1.00129.50 ATOM 26 CA TYR A 5 26.283 33.122 49.816 1.00131.01 ATOM 27 C TYR A 5 25.748 33.857 51.049 1.00130.06 ATOM 28 O TYR A 5 26.414 34.755 51.583 1.00130.76 ATOM 29 CB TYR A 5 26.533 34.143 48.703 1.00147.79 ATOM 30 CG TYR A 5 27.317 33.669 47.484 1.00152.13 ATOM 31 CD1 TYR A 5 26.712 32.861 46.488 1.00154.19 ATOM 32 CD2 TYR A 5 28.660 34.065 47.293 1.00151.69 ATOM 33 CE1 TYR A 5 27.441 32.454 45.313 1.00157.50 ATOM 34 CE2 TYR A 5 29.399 33.667 46.126 1.00153.70 ATOM 35 CZ TYR A 5 28.781 32.862 45.146 1.00151.94 ATOM 36 OH TYR A 5 29.485 32.458 44.031 1.00154.32 ATOM 37 N LEU A 6 24.548 33.483 51.496 1.00175.43 ATOM 38 CA LEU A 6 23.883 34.095 52.656 1.00176.47 ATOM 39 C LEU A 6 24.593 33.693 53.951 1.00174.28 ATOM 40 O LEU A 6 24.856 34.540 54.808 1.00171.85 ATOM 41 CB LEU A 6 22.425 33.629 52.705 1.00204.55 ATOM 42 CG LEU A 6 21.502 33.945 53.886 1.00204.55 ATOM 43 CD1 LEU A 6 21.105 35.426 53.920 1.00204.55 ATOM 44 CD2 LEU A 6 20.262 33.048 53.847 1.00204.55 ATOM 45 N ASN A 7 24.939 32.407 54.048 1.00160.35 ATOM 46 CA ASN A 7 25.584 31.802 55.224 1.00161.85 ATOM 47 C ASN A 7 26.995 32.361 55.426 1.00160.40 ATOM 48 O ASN A 7 27.472 32.429 56.560 1.00159.78 ATOM 49 CB ASN A 7 25.649 30.284 55.043 1.00204.98 ATOM 50 CG ASN A 7 24.286 29.667 54.728 1.00204.98 ATOM 51 OD1 ASN A 7 23.538 29.286 55.631 1.00204.98 ATOM 52 ND2 ASN A 7 23.960 29.575 53.440 1.00204.98 ATOM 53 N ILE A 8 27.604 32.829 54.333 1.00124.17 ATOM 54 CA ILE A 8 28.966 33.387 54.317 1.00123.83 ATOM 55 C ILE A 8 28.956 34.841 54.805 1.00124.06 ATOM 56 O ILE A 8 29.972 35.352 55.301 1.00123.46 ATOM 57 CB ILE A 8 29.605 33.280 52.858 1.00137.31 ATOM 58 CG1 ILE A 8 29.311 31.926 52.206 1.00137.49 ATOM 59 CG2 ILE A 8 31.126 33.567 52.880 1.00132.26 ATOM 60 CD1 ILE A 8 29.917 30.671 52.860 1.00136.40 ATOM 61 N LEU A 9 27.792 35.486 54.717 1.00120.36 ATOM 62 CA LEU A 9 27.601 36.888 55.118 1.00119.57 ATOM 63 C LEU A 9 27.272 36.992 56.610 1.00120.98 ATOM 64 O LEU A 9 27.660 37.962 57.276 1.00121.28 ATOM 65 CB LEU A 9 26.448 37.466 54.294 1.00121.02 ATOM 66 CG LEU A 9 25.855 38.851 54.564 1.00123.35 ATOM 67 CD1 LEU A 9 26.876 39.955 54.312 1.00124.01 ATOM 68 CD2 LEU A 9 24.625 39.016 53.687 1.00121.37 ATOM 69 N LYS A 10 26.560 35.985 57.114 1.00195.65 ATOM 70 CA LYS A 10 26.114 35.910 58.513 1.00195.65 ATOM 71 C LYS A 10 27.294 35.760 59.475 1.00195.65 ATOM 72 O LYS A 10 27.263 36.334 60.564 1.00195.65 ATOM 73 CB LYS A 10 25.148 34.734 58.679 1.00135.82 ATOM 74 CG LYS A 10 23.673 35.079 58.404 1.00141.74 ATOM 75 CD LYS A 10 22.880 33.932 57.752 1.00152.09 ATOM 76 CE LYS A 10 22.686 32.705 58.638 1.00148.17 ATOM 77 NZ LYS A 10 21.884 31.661 57.938 1.00146.11 ATOM 78 N GLU A 11 28.353 35.064 59.054 1.00169.59 ATOM 79 CA GLU A 11 29.523 34.838 59.917 1.00171.53 ATOM 80 C GLU A 11 30.498 36.019 59.891 1.00171.34 ATOM 81 O GLU A 11 31.430 36.055 60.703 1.00170.94 ATOM 82 CB GLU A 11 30.248 33.550 59.521 1.00186.98 ATOM 83 CG GLU A 11 30.834 33.528 58.104 1.00186.98 ATOM 84 CD GLU A 11 31.923 32.479 57.911 1.00186.98 ATOM 85 OE1 GLU A 11 31.789 31.358 58.443 1.00186.98 ATOM 86 OE2 GLU A 11 32.917 32.778 57.213 1.00186.98 ATOM 87 N LYS A 12 30.308 36.961 58.964 1.00115.80 ATOM 88 CA LYS A 12 31.190 38.134 58.862 1.00115.98 ATOM 89 C LYS A 12 30.537 39.346 59.531 1.00117.67 ATOM 90 O LYS A 12 31.222 40.324 59.852 1.00117.82 ATOM 91 CB LYS A 12 31.497 38.448 57.395 1.00129.48 ATOM 92 CG LYS A 12 32.379 37.417 56.658 1.00130.65 ATOM 93 CD LYS A 12 33.880 37.541 56.968 1.00137.15 ATOM 94 CE LYS A 12 34.678 36.463 56.224 1.00148.63 ATOM 95 NZ LYS A 12 36.134 36.498 56.510 1.00146.62 ATOM 96 N LEU A 13 29.221 39.267 59.752 1.00139.22 ATOM 97 CA LEU A 13 28.447 40.340 60.396 1.00139.88 ATOM 98 C LEU A 13 28.193 40.014 61.871 1.00141.58 ATOM 99 O LEU A 13 28.033 40.924 62.697 1.00143.12 ATOM 100 CB LEU A 13 27.111 40.519 59.672 1.00133.45 ATOM 101 CG LEU A 13 27.068 41.116 58.264 1.00133.53 ATOM 102 CD1 LEU A 13 25.626 41.166 57.816 1.00137.28 ATOM 103 CD2 LEU A 13 27.667 42.517 58.234 1.00133.41 ATOM 104 N GLY A 14 28.106 38.717 62.185 1.00179.35 ATOM 105 CA GLY A 14 27.895 38.246 63.551 1.00179.35 ATOM 106 C GLY A 14 26.468 38.234 64.057 1.00179.35 ATOM 107 O GLY A 14 26.240 38.061 65.256 1.00179.35 ATOM 108 N ARG A 15 25.517 38.425 63.138 1.00159.02 ATOM 109 CA ARG A 15 24.074 38.470 63.420 1.00157.15 ATOM 110 C ARG A 15 23.298 38.240 62.121 1.00157.79 ATOM 111 O ARG A 15 23.867 37.805 61.119 1.00157.84 ATOM 112 CB ARG A 15 23.715 39.846 63.987 1.00185.33 ATOM 113 CG ARG A 15 24.296 40.985 63.162 1.00188.10 ATOM 114 CD ARG A 15 23.955 42.360 63.662 1.00187.76 ATOM 115 NE ARG A 15 24.620 43.375 62.840 1.00183.97 ATOM 116 CZ ARG A 15 24.310 43.672 61.574 1.00180.67 ATOM 117 NH1 ARG A 15 23.327 43.041 60.938 1.00178.95 ATOM 118 NH2 ARG A 15 24.998 44.603 60.929 1.00179.71 ATOM 119 N GLU A 16 21.995 38.515 62.150 1.00193.42 ATOM 120 CA GLU A 16 21.129 38.378 60.969 1.00192.51 ATOM 121 C GLU A 16 21.066 39.727 60.249 1.00192.70 ATOM 122 O GLU A 16 21.100 40.772 60.909 1.00193.27 ATOM 123 CB GLU A 16 19.727 37.945 61.408 1.00130.79 ATOM 124 CG GLU A 16 19.462 36.429 61.370 1.00131.25 ATOM 125 CD GLU A 16 19.497 35.827 59.958 1.00136.90 ATOM 126 OE1 GLU A 16 18.868 36.379 59.019 1.00125.65 ATOM 127 OE2 GLU A 16 20.165 34.792 59.785 1.00124.13 ATOM 128 N PRO A 17 21.028 39.735 58.890 1.00142.20 ATOM 129 CA PRO A 17 20.969 41.001 58.133 1.00141.35 ATOM 130 C PRO A 17 19.594 41.674 58.129 1.00140.19 ATOM 131 O PRO A 17 18.571 40.981 58.182 1.00138.39 ATOM 132 CB PRO A 17 21.323 40.565 56.710 1.00143.35 ATOM 133 CG PRO A 17 22.010 39.241 56.880 1.00143.35 ATOM 134 CD PRO A 17 21.219 38.605 57.960 1.00143.35 ATOM 135 N THR A 18 19.569 43.012 58.049 1.00150.73 ATOM 136 CA THR A 18 18.305 43.763 57.999 1.00149.71 ATOM 137 C THR A 18 17.765 43.762 56.566 1.00148.13 ATOM 138 O THR A 18 18.416 43.224 55.660 1.00146.58 ATOM 139 CB THR A 18 18.419 45.225 58.597 1.00136.52 ATOM 140 OG1 THR A 18 19.402 46.004 57.900 1.00134.19 ATOM 141 CG2 THR A 18 18.789 45.168 60.066 1.00133.71 ATOM 142 N PHE A 19 16.585 44.347 56.345 1.00152.67 ATOM 143 CA PHE A 19 15.971 44.371 55.008 1.00153.70 ATOM 144 C PHE A 19 16.719 45.316 54.064 1.00154.64 ATOM 145 O PHE A 19 16.600 45.218 52.837 1.00155.63 ATOM 146 CB PHE A 19 14.502 44.788 55.115 1.00156.76 ATOM 147 CG PHE A 19 13.730 44.569 53.849 1.00156.89 ATOM 148 CD1 PHE A 19 13.540 43.263 53.347 1.00156.31 ATOM 149 CD2 PHE A 19 13.257 45.664 53.108 1.00158.73 ATOM 150 CE1 PHE A 19 12.892 43.038 52.112 1.00153.75 ATOM 151 CE2 PHE A 19 12.605 45.466 51.869 1.00157.06 ATOM 152 CZ PHE A 19 12.422 44.143 51.366 1.00153.01 ATOM 153 N VAL A 20 17.489 46.226 54.644 1.00125.21 ATOM 154 CA VAL A 20 18.283 47.207 53.889 1.00126.48 ATOM 155 C VAL A 20 19.569 46.533 53.405 1.00126.10 ATOM 156 O VAL A 20 19.987 46.713 52.263 1.00126.08 ATOM 157 CB VAL A 20 18.658 48.416 54.793 1.00119.97 ATOM 158 CG1 VAL A 20 19.019 49.624 53.947 1.00121.82 ATOM 159 CG2 VAL A 20 17.520 48.744 55.785 1.00117.45 ATOM 160 N GLU A 21 20.136 45.690 54.266 1.00108.48 ATOM 161 CA GLU A 21 21.393 44.973 54.004 1.00108.04 ATOM 162 C GLU A 21 21.145 43.780 53.080 1.00107.78 ATOM 163 O GLU A 21 21.976 43.520 52.221 1.00108.35 ATOM 164 CB GLU A 21 21.996 44.484 55.324 1.00137.32 ATOM 165 CG GLU A 21 22.203 45.583 56.397 1.00136.93 ATOM 166 CD GLU A 21 22.884 45.119 57.690 1.00141.68 ATOM 167 OE1 GLU A 21 23.559 45.964 58.317 1.00142.34 ATOM 168 OE2 GLU A 21 22.738 43.941 58.087 1.00142.20 ATOM 169 N LEU A 22 19.997 43.102 53.228 1.00148.42 ATOM 170 CA LEU A 22 19.638 41.922 52.425 1.00146.24 ATOM 171 C LEU A 22 19.483 42.289 50.947 1.00146.94 ATOM 172 O LEU A 22 19.898 41.520 50.077 1.00146.94 ATOM 173 CB LEU A 22 18.335 41.309 52.947 1.00158.78 ATOM 174 CG LEU A 22 17.921 39.886 52.564 1.00164.19 ATOM 175 CD1 LEU A 22 17.343 39.214 53.798 1.00161.91 ATOM 176 CD2 LEU A 22 16.917 39.822 51.386 1.00162.01 ATOM 177 N GLN A 23 18.908 43.464 50.669 1.00176.99 ATOM 178 CA GLN A 23 18.687 43.932 49.292 1.00179.72 ATOM 179 C GLN A 23 19.965 44.543 48.713 1.00180.21 ATOM 180 O GLN A 23 20.183 44.491 47.504 1.00182.03 ATOM 181 CB GLN A 23 17.549 44.955 49.255 1.00133.72 ATOM 182 CG GLN A 23 16.149 44.360 49.502 1.00137.67 ATOM 183 CD GLN A 23 15.735 43.269 48.480 1.00143.35 ATOM 184 OE1 GLN A 23 15.368 43.572 47.341 1.00139.63 ATOM 185 NE2 GLN A 23 15.784 42.001 48.902 1.00142.24 ATOM 186 N ALA A 24 20.834 45.031 49.593 1.00 97.04 ATOM 187 CA ALA A 24 22.099 45.670 49.201 1.00 94.21 ATOM 188 C ALA A 24 23.113 44.644 48.690 1.00 93.94 ATOM 189 O ALA A 24 23.713 44.835 47.633 1.00 92.17 ATOM 190 CB ALA A 24 22.692 46.448 50.375 1.00 44.24 ATOM 191 N PHE A 25 23.271 43.551 49.436 1.00128.89 ATOM 192 CA PHE A 25 24.231 42.486 49.112 1.00128.79 ATOM 193 C PHE A 25 23.638 41.466 48.138 1.00130.64 ATOM 194 O PHE A 25 24.340 40.557 47.708 1.00132.56 ATOM 195 CB PHE A 25 24.690 41.784 50.393 1.00121.90 ATOM 196 CG PHE A 25 25.728 42.555 51.181 1.00121.37 ATOM 197 CD1 PHE A 25 25.361 43.292 52.325 1.00128.81 ATOM 198 CD2 PHE A 25 27.086 42.519 50.806 1.00123.21 ATOM 199 CE1 PHE A 25 26.331 43.983 53.094 1.00126.88 ATOM 200 CE2 PHE A 25 28.065 43.199 51.560 1.00124.01 ATOM 201 CZ PHE A 25 27.683 43.933 52.710 1.00127.59 ATOM 202 N SER A 26 22.359 41.593 47.797 1.00162.48 ATOM 203 CA SER A 26 21.759 40.660 46.832 1.00164.97 ATOM 204 C SER A 26 22.059 41.172 45.422 1.00164.90 ATOM 205 O SER A 26 21.982 40.423 44.448 1.00168.33 ATOM 206 CB SER A 26 20.246 40.573 47.042 1.00159.72 ATOM 207 OG SER A 26 19.707 39.427 46.402 1.00173.21 ATOM 208 N VAL A 27 22.455 42.445 45.353 1.00168.78 ATOM 209 CA VAL A 27 22.782 43.136 44.097 1.00170.88 ATOM 210 C VAL A 27 24.291 43.389 44.012 1.00169.56 ATOM 211 O VAL A 27 24.851 43.338 42.911 1.00167.45 ATOM 212 CB VAL A 27 21.937 44.454 43.961 1.00175.07 ATOM 213 CG1 VAL A 27 22.325 45.266 42.735 1.00174.44 ATOM 214 CG2 VAL A 27 20.447 44.117 43.860 1.00175.07 ATOM 215 N MET A 28 24.955 43.605 45.159 1.00110.61 ATOM 216 CA MET A 28 26.404 43.859 45.217 1.00110.61 ATOM 217 C MET A 28 27.218 42.571 45.071 1.00110.61 ATOM 218 O MET A 28 28.352 42.595 44.586 1.00180.97 ATOM 219 CB MET A 28 26.786 44.518 46.544 1.00121.72 ATOM 220 CG MET A 28 26.647 46.012 46.582 1.00121.72 ATOM 221 SD MET A 28 27.493 46.795 45.238 1.00121.72 ATOM 222 CE MET A 28 29.179 46.785 45.768 1.00121.72 ATOM 223 N TRP A 29 26.650 41.473 45.550 1.00130.18 ATOM 224 CA TRP A 29 27.303 40.159 45.485 1.00127.67 ATOM 225 C TRP A 29 26.603 39.254 44.466 1.00129.28 ATOM 226 O TRP A 29 26.527 38.029 44.640 1.00129.91 ATOM 227 CB TRP A 29 27.310 39.523 46.878 1.00140.10 ATOM 228 CG TRP A 29 28.425 39.966 47.834 1.00142.04 ATOM 229 CD1 TRP A 29 29.310 41.003 47.672 1.00142.60 ATOM 230 CD2 TRP A 29 28.776 39.333 49.070 1.00136.49 ATOM 231 NE1 TRP A 29 30.195 41.044 48.721 1.00137.84 ATOM 232 CE2 TRP A 29 29.894 40.036 49.596 1.00142.70 ATOM 233 CE3 TRP A 29 28.257 38.229 49.788 1.00136.99 ATOM 234 CZ2 TRP A 29 30.510 39.673 50.812 1.00142.03 ATOM 235 CZ3 TRP A 29 28.867 37.861 51.002 1.00136.47 ATOM 236 CH2 TRP A 29 29.988 38.587 51.500 1.00141.45 ATOM 237 N SER A 30 26.080 39.862 43.397 1.00118.97 ATOM 238 CA SER A 30 25.445 39.125 42.294 1.00120.81 ATOM 239 C SER A 30 26.546 38.765 41.293 1.00120.33 ATOM 240 O SER A 30 27.716 39.093 41.509 1.00121.29 ATOM 241 CB SER A 30 24.388 39.997 41.612 1.00204.98 ATOM 242 OG SER A 30 24.956 41.089 40.898 1.00204.98 ATOM 243 N GLU A 31 26.201 38.129 40.186 1.00142.08 ATOM 244 CA GLU A 31 27.270 37.786 39.239 1.00144.85 ATOM 245 C GLU A 31 27.507 38.935 38.255 1.00147.51 ATOM 246 O GLU A 31 28.491 38.900 37.500 1.00150.01 ATOM 247 CB GLU A 31 26.937 36.476 38.522 1.00196.20 ATOM 248 CG GLU A 31 28.114 35.812 37.766 1.00199.55 ATOM 249 CD GLU A 31 29.449 35.795 38.534 1.00198.39 ATOM 250 OE1 GLU A 31 29.554 35.085 39.556 1.00203.83 ATOM 251 OE2 GLU A 31 30.396 36.487 38.096 1.00195.72 ATOM 252 N HIS A 32 26.689 39.996 38.330 1.00150.16 ATOM 253 CA HIS A 32 26.845 41.130 37.407 1.00152.48 ATOM 254 C HIS A 32 27.939 42.083 37.894 1.00152.25 ATOM 255 O HIS A 32 28.949 42.243 37.206 1.00153.64 ATOM 256 CB HIS A 32 25.526 41.875 37.191 1.00157.91 ATOM 257 CG HIS A 32 25.466 42.604 35.881 1.00168.22 ATOM 258 ND1 HIS A 32 25.508 41.952 34.667 1.00176.74 ATOM 259 CD2 HIS A 32 25.432 43.927 35.594 1.00175.42 ATOM 260 CE1 HIS A 32 25.507 42.842 33.689 1.00176.74 ATOM 261 NE2 HIS A 32 25.461 44.049 34.226 1.00176.74 ATOM 262 N CYS A 33 27.770 42.676 39.075 1.00184.73 ATOM 263 CA CYS A 33 28.781 43.606 39.599 1.00183.02 ATOM 264 C CYS A 33 29.445 43.034 40.854 1.00182.06 ATOM 265 O CYS A 33 29.817 43.780 41.773 1.00183.40 ATOM 266 CB CYS A 33 28.148 44.969 39.888 1.00191.76 ATOM 267 SG CYS A 33 26.747 44.890 40.989 1.00197.32 ATOM 268 N GLY A 34 29.623 41.709 40.856 1.00150.63 ATOM 269 CA GLY A 34 30.261 41.013 41.964 1.00150.63 ATOM 270 C GLY A 34 31.512 40.272 41.524 1.00150.63 ATOM 271 O GLY A 34 32.541 40.323 42.213 1.00150.63 TER