HEADER LIGASE 31-DEC-69 1IYW TITLE Preliminary Structure of Thermus thermophilus Ligand-Free Valyl-tRNA TITLE 2 Synthetase COMPND MOL_ID: 1; COMPND 2 MOLECULE: Valyl-tRNA Synthetase; COMPND 3 CHAIN: A, B; COMPND 4 EC: 6.1.1.9; COMPND 5 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 4.00 ANGSTORMS DBREF 1IYW A 1 862 UNP P96142 SYV_THETH 1 862 SEQRES 1 A 191 VAL LEU ASP GLU LYS GLY GLN LYS MET SER LYS SER LYS SEQRES 2 A 191 GLY ASN VAL ILE ASP PRO LEU GLU MET VAL GLU ARG TYR SEQRES 3 A 191 GLY ALA ASP ALA LEU ARG PHE ALA LEU ILE TYR LEU ALA SEQRES 4 A 191 THR GLY GLY GLN ASP ILE ARG LEU ASP LEU ARG TRP LEU SEQRES 5 A 191 GLU MET ALA ARG ASN PHE ALA ASN LYS LEU TYR ASN ALA SEQRES 6 A 191 ALA ARG PHE VAL LEU LEU SER ARG GLU GLY PHE GLN ALA SEQRES 7 A 191 LYS GLU ASP THR PRO THR LEU ALA ASP ARG PHE MET ARG SEQRES 8 A 191 SER ARG LEU SER ARG GLY VAL GLU GLU ILE THR ALA LEU SEQRES 9 A 191 TYR GLU ALA LEU ASP LEU ALA GLN ALA ALA ARG GLU VAL SEQRES 10 A 191 TYR GLU LEU VAL TRP SER GLU PHE CYS ASP TRP TYR LEU SEQRES 11 A 191 GLU ALA ALA LYS PRO ALA LEU LYS ALA GLY ASN ALA HIS SEQRES 12 A 191 THR LEU ARG THR LEU GLU GLU VAL LEU ALA VAL LEU LEU SEQRES 13 A 191 LYS LEU LEU HIS PRO MET MET PRO PHE LEU THR SER GLU SEQRES 14 A 191 LEU TYR GLN ALA LEU THR GLY LYS GLU GLU LEU ALA LEU SEQRES 15 A 191 GLU ALA TRP PRO GLU PRO GLY GLY ARG ATOM 1 CA VAL A 521 15.865 33.904 6.155 1.00 32.68 ATOM 2 CA LEU A 522 17.943 36.761 7.320 1.00 23.63 ATOM 3 CA ASP A 523 21.609 37.560 7.389 1.00 33.44 ATOM 4 CA GLU A 524 23.477 35.840 10.165 1.00 49.78 ATOM 5 CA LYS A 525 22.742 39.127 11.985 1.00 49.38 ATOM 6 CA GLY A 526 18.953 39.240 12.300 1.00 50.14 ATOM 7 CA GLN A 527 18.506 42.467 10.297 1.00 61.45 ATOM 8 CA LYS A 528 16.104 41.622 7.485 1.00 67.72 ATOM 9 CA MET A 529 17.731 40.305 4.351 1.00 72.71 ATOM 10 CA SER A 530 16.206 42.495 1.624 1.00 74.38 ATOM 11 CA LYS A 531 17.531 44.070 -1.614 1.00 56.14 ATOM 12 CA SER A 532 17.207 47.794 -0.684 1.00 61.62 ATOM 13 CA LYS A 533 19.428 47.775 2.475 1.00 64.89 ATOM 14 CA GLY A 534 22.782 46.373 1.281 1.00 52.86 ATOM 15 CA ASN A 535 22.758 43.150 3.346 1.00 51.67 ATOM 16 CA VAL A 536 22.488 40.114 0.963 1.00 59.04 ATOM 17 CA ILE A 537 24.024 36.630 0.333 1.00 42.88 ATOM 18 CA ASP A 538 23.460 35.946 -3.390 1.00 43.60 ATOM 19 CA PRO A 539 21.858 32.484 -3.962 1.00 36.79 ATOM 20 CA LEU A 540 23.475 31.925 -7.353 1.00 40.93 ATOM 21 CA GLU A 541 26.793 32.485 -5.609 1.00 31.03 ATOM 22 CA MET A 542 25.870 29.685 -3.247 1.00 10.83 ATOM 23 CA VAL A 543 24.464 26.981 -5.516 1.00 27.44 ATOM 24 CA GLU A 544 27.809 27.282 -7.261 1.00 13.43 ATOM 25 CA ARG A 545 29.829 27.508 -4.061 1.00 10.00 ATOM 26 CA TYR A 546 27.883 24.744 -2.373 1.00 10.00 ATOM 27 CA GLY A 547 25.259 23.167 -4.623 1.00 19.11 ATOM 28 CA ALA A 548 21.583 23.870 -5.271 1.00 12.62 ATOM 29 CA ASP A 549 21.180 20.485 -3.664 1.00 17.60 ATOM 30 CA ALA A 550 22.981 21.516 -0.526 1.00 17.26 ATOM 31 CA LEU A 551 21.367 24.928 -0.552 1.00 15.00 ATOM 32 CA ARG A 552 17.869 23.461 -1.089 1.00 10.00 ATOM 33 CA PHE A 553 18.525 21.279 1.945 1.00 14.67 ATOM 34 CA ALA A 554 19.637 23.952 4.342 1.00 10.00 ATOM 35 CA LEU A 555 16.601 26.275 4.293 1.00 10.00 ATOM 36 CA ILE A 556 14.133 23.338 4.502 1.00 10.00 ATOM 37 CA TYR A 557 16.268 22.142 7.374 1.00 10.00 ATOM 38 CA LEU A 558 16.176 25.542 9.078 1.00 10.00 ATOM 39 CA ALA A 559 12.529 26.350 8.346 1.00 13.20 ATOM 40 CA THR A 560 11.144 24.875 11.594 1.00 31.33 ATOM 41 CA GLY A 561 8.312 26.034 13.836 1.00 42.71 ATOM 42 CA GLY A 562 7.479 28.377 10.947 1.00 39.75 ATOM 43 CA GLN A 563 9.705 31.032 12.478 1.00 32.76 ATOM 44 CA ASP A 564 12.546 33.056 10.972 1.00 22.98 ATOM 45 CA ILE A 565 15.793 31.574 9.674 1.00 10.00 ATOM 46 CA ARG A 566 19.262 32.901 10.465 1.00 25.01 ATOM 47 CA LEU A 567 21.286 31.435 7.549 1.00 21.45 ATOM 48 CA ASP A 568 24.794 30.260 8.174 1.00 24.90 ATOM 49 CA LEU A 569 27.523 28.966 5.906 1.00 19.75 ATOM 50 CA ARG A 570 27.842 26.630 8.886 1.00 28.52 ATOM 51 CA TRP A 571 24.475 25.027 8.225 1.00 18.55 ATOM 52 CA LEU A 572 25.176 25.484 4.563 1.00 10.00 ATOM 53 CA GLU A 573 28.345 23.485 5.237 1.00 19.10 ATOM 54 CA MET A 574 26.702 20.494 6.910 1.00 18.19 ATOM 55 CA ALA A 575 24.637 20.607 3.768 1.00 10.00 ATOM 56 CA ARG A 576 27.273 19.369 1.297 1.00 18.31 ATOM 57 CA ASN A 577 28.631 17.043 4.038 1.00 18.38 ATOM 58 CA PHE A 578 25.436 14.994 3.880 1.00 10.00 ATOM 59 CA ALA A 579 24.983 15.048 0.117 1.00 11.34 ATOM 60 CA ASN A 580 28.658 14.119 -0.152 1.00 17.10 ATOM 61 CA LYS A 581 28.671 11.675 2.748 1.00 15.27 ATOM 62 CA LEU A 582 25.919 9.877 0.789 1.00 10.00 ATOM 63 CA TYR A 583 27.716 10.156 -2.557 1.00 19.17 ATOM 64 CA ASN A 584 30.311 8.013 -0.832 1.00 27.03 ATOM 65 CA ALA A 585 28.108 5.119 0.271 1.00 19.91 ATOM 66 CA ALA A 586 26.533 5.416 -3.149 1.00 10.00 ATOM 67 CA ARG A 587 29.844 4.811 -4.909 1.00 10.00 ATOM 68 CA PHE A 588 30.826 1.963 -2.563 1.00 10.00 ATOM 69 CA VAL A 589 27.652 -0.052 -3.092 1.00 10.00 ATOM 70 CA LEU A 590 27.851 1.009 -6.716 1.00 15.91 ATOM 71 CA LEU A 591 31.500 0.008 -6.539 1.00 15.56 ATOM 72 CA SER A 592 31.277 -3.404 -4.782 1.00 11.70 ATOM 73 CA ARG A 593 28.542 -4.515 -7.169 1.00 18.40 ATOM 74 CA GLU A 594 31.290 -4.174 -9.754 1.00 25.73 ATOM 75 CA GLY A 595 33.067 -7.547 -9.799 1.00 34.45 ATOM 76 CA PHE A 596 31.517 -9.226 -6.764 1.00 29.16 ATOM 77 CA GLN A 597 31.521 -13.000 -6.973 1.00 34.16 ATOM 78 CA ALA A 598 28.224 -14.704 -6.030 1.00 41.83 ATOM 79 CA LYS A 599 29.627 -16.859 -3.240 1.00 44.24 ATOM 80 CA GLU A 600 26.805 -17.172 -0.720 1.00 36.73 ATOM 81 CA ASP A 601 23.414 -15.572 -0.141 1.00 20.09 ATOM 82 CA THR A 602 22.411 -15.616 3.527 1.00 10.00 ATOM 83 CA PRO A 603 20.128 -13.522 5.818 1.00 17.44 ATOM 84 CA THR A 604 22.240 -11.577 8.321 1.00 18.58 ATOM 85 CA LEU A 605 21.064 -9.383 11.157 1.00 22.14 ATOM 86 CA ALA A 606 22.767 -6.387 9.581 1.00 24.17 ATOM 87 CA ASP A 607 20.708 -7.002 6.447 1.00 24.78 ATOM 88 CA ARG A 608 17.240 -7.429 7.997 1.00 21.85 ATOM 89 CA PHE A 609 17.548 -4.559 10.470 1.00 10.96 ATOM 90 CA MET A 610 18.140 -2.366 7.438 1.00 12.32 ATOM 91 CA ARG A 611 14.516 -2.749 6.383 1.00 10.00 ATOM 92 CA SER A 612 12.678 -2.631 9.634 1.00 12.08 ATOM 93 CA ARG A 613 14.409 0.742 9.968 1.00 13.94 ATOM 94 CA LEU A 614 14.059 1.608 6.318 1.00 10.00 ATOM 95 CA SER A 615 10.453 0.621 6.676 1.00 13.45 ATOM 96 CA ARG A 616 9.686 2.897 9.589 1.00 14.24 ATOM 97 CA GLY A 617 11.285 5.578 7.435 1.00 11.80 ATOM 98 CA VAL A 618 8.918 5.479 4.486 1.00 10.00 ATOM 99 CA GLU A 619 6.152 5.680 7.039 1.00 23.42 ATOM 100 CA GLU A 620 7.528 8.082 9.684 1.00 10.62 ATOM 101 CA ILE A 621 8.885 10.096 6.762 1.00 10.00 ATOM 102 CA THR A 622 5.886 10.410 4.521 1.00 10.72 ATOM 103 CA ALA A 623 3.518 11.200 7.397 1.00 21.11 ATOM 104 CA LEU A 624 5.717 14.211 8.058 1.00 17.68 ATOM 105 CA TYR A 625 6.244 15.202 4.456 1.00 10.00 ATOM 106 CA GLU A 626 2.512 14.768 4.312 1.00 16.47 ATOM 107 CA ALA A 627 1.649 16.928 7.341 1.00 14.93 ATOM 108 CA LEU A 628 3.637 19.832 5.867 1.00 10.00 ATOM 109 CA ASP A 629 6.724 19.938 8.118 1.00 10.28 ATOM 110 CA LEU A 630 9.436 19.284 5.571 1.00 10.00 ATOM 111 CA ALA A 631 11.510 21.030 8.230 1.00 22.84 ATOM 112 CA GLN A 632 11.546 18.130 10.710 1.00 10.00 ATOM 113 CA ALA A 633 10.771 15.862 7.783 1.00 10.00 ATOM 114 CA ALA A 634 14.214 16.704 6.564 1.00 10.00 ATOM 115 CA ARG A 635 16.365 16.163 9.619 1.00 13.02 ATOM 116 CA GLU A 636 14.540 12.867 9.913 1.00 10.00 ATOM 117 CA VAL A 637 15.815 11.689 6.537 1.00 10.00 ATOM 118 CA TYR A 638 19.174 12.992 7.685 1.00 15.00 ATOM 119 CA GLU A 639 19.113 10.548 10.538 1.00 10.00 ATOM 120 CA LEU A 640 18.275 7.523 8.323 1.00 16.85 ATOM 121 CA VAL A 641 20.900 8.404 5.735 1.00 10.00 ATOM 122 CA TRP A 642 23.891 9.730 7.602 1.00 18.97 ATOM 123 CA SER A 643 23.604 7.465 10.665 1.00 10.00 ATOM 124 CA GLU A 644 21.214 4.602 9.930 1.00 10.02 ATOM 125 CA PHE A 645 23.250 3.774 6.875 1.00 15.14 ATOM 126 CA CYS A 646 26.721 5.182 6.328 1.00 12.26 ATOM 127 CA ASP A 647 27.155 4.939 10.076 1.00 18.27 ATOM 128 CA TRP A 648 25.884 1.430 10.688 1.00 10.00 ATOM 129 CA TYR A 649 24.306 -0.849 8.066 1.00 18.64 ATOM 130 CA LEU A 650 26.565 -0.044 5.160 1.00 10.00 ATOM 131 CA GLU A 651 29.321 -0.428 7.756 1.00 20.24 ATOM 132 CA ALA A 652 28.023 -3.673 9.261 1.00 11.51 ATOM 133 CA ALA A 653 27.487 -4.850 5.662 1.00 10.66 ATOM 134 CA LYS A 654 31.148 -4.410 4.684 1.00 17.73 ATOM 135 CA PRO A 655 32.182 -7.511 6.669 1.00 25.32 ATOM 136 CA ALA A 656 29.615 -9.430 4.648 1.00 10.00 ATOM 137 CA LEU A 657 30.364 -8.007 1.202 1.00 22.88 ATOM 138 CA LYS A 658 33.949 -9.184 1.840 1.00 39.96 ATOM 139 CA ALA A 659 33.205 -12.822 2.635 1.00 46.45 ATOM 140 CA GLY A 660 31.235 -12.774 -0.634 1.00 40.41 ATOM 141 CA ASN A 661 27.699 -12.788 0.763 1.00 20.22 ATOM 142 CA ALA A 662 25.391 -11.905 -2.103 1.00 15.87 ATOM 143 CA HIS A 663 22.306 -11.272 0.019 1.00 18.92 ATOM 144 CA THR A 664 23.825 -8.200 1.603 1.00 11.65 ATOM 145 CA LEU A 665 24.785 -6.514 -1.648 1.00 10.00 ATOM 146 CA ARG A 666 21.185 -7.162 -2.652 1.00 17.05 ATOM 147 CA THR A 667 19.965 -5.445 0.485 1.00 12.51 ATOM 148 CA LEU A 668 22.431 -2.623 -0.255 1.00 10.38 ATOM 149 CA GLU A 669 21.390 -2.261 -3.841 1.00 10.00 ATOM 150 CA GLU A 670 17.715 -2.438 -2.932 1.00 10.68 ATOM 151 CA VAL A 671 17.778 -0.297 0.223 1.00 10.85 ATOM 152 CA LEU A 672 19.883 2.637 -1.102 1.00 10.91 ATOM 153 CA ALA A 673 17.706 3.117 -4.146 1.00 10.00 ATOM 154 CA VAL A 674 14.756 3.511 -1.764 1.00 14.18 ATOM 155 CA LEU A 675 16.487 6.309 0.123 1.00 10.00 ATOM 156 CA LEU A 676 17.240 8.131 -3.042 1.00 10.00 ATOM 157 CA LYS A 677 13.482 7.870 -3.500 1.00 10.00 ATOM 158 CA LEU A 678 12.831 9.668 -0.170 1.00 10.00 ATOM 159 CA LEU A 679 15.637 12.114 -0.464 1.00 10.00 ATOM 160 CA HIS A 680 15.106 13.433 -4.010 1.00 12.32 ATOM 161 CA PRO A 681 12.668 16.087 -2.826 1.00 10.00 ATOM 162 CA MET A 682 15.390 17.804 -0.773 1.00 13.52 ATOM 163 CA MET A 683 18.181 17.079 -3.232 1.00 10.00 ATOM 164 CA PRO A 684 17.197 16.367 -6.864 1.00 10.00 ATOM 165 CA PHE A 685 20.173 16.374 -9.316 1.00 13.41 ATOM 166 CA LEU A 686 22.425 14.439 -6.937 1.00 10.00 ATOM 167 CA THR A 687 19.861 11.760 -6.318 1.00 13.75 ATOM 168 CA SER A 688 19.063 11.868 -10.067 1.00 12.85 ATOM 169 CA GLU A 689 22.614 11.153 -11.050 1.00 13.11 ATOM 170 CA LEU A 690 23.013 8.607 -8.240 1.00 10.00 ATOM 171 CA TYR A 691 19.650 6.857 -8.574 1.00 10.00 ATOM 172 CA GLN A 692 20.270 6.573 -12.242 1.00 16.86 ATOM 173 CA ALA A 693 23.834 5.297 -11.808 1.00 23.69 ATOM 174 CA LEU A 694 22.526 2.308 -9.783 1.00 10.00 ATOM 175 CA THR A 695 19.474 1.701 -11.879 1.00 21.15 ATOM 176 CA GLY A 696 19.917 3.181 -15.381 1.00 19.57 ATOM 177 CA LYS A 697 16.423 4.584 -14.865 1.00 24.94 ATOM 178 CA GLU A 698 16.663 7.577 -17.164 1.00 15.39 ATOM 179 CA GLU A 699 14.615 9.693 -14.744 1.00 12.60 ATOM 180 CA LEU A 700 14.041 9.420 -11.009 1.00 10.06 ATOM 181 CA ALA A 701 11.908 12.541 -11.302 1.00 27.47 ATOM 182 CA LEU A 702 9.032 10.270 -12.266 1.00 19.87 ATOM 183 CA GLU A 703 9.319 7.163 -10.151 1.00 10.23 ATOM 184 CA ALA A 704 6.961 6.071 -7.415 1.00 15.33 ATOM 185 CA TRP A 705 7.021 7.203 -3.824 1.00 10.00 ATOM 186 CA PRO A 706 7.984 4.105 -1.845 1.00 10.00 ATOM 187 CA GLU A 707 5.349 2.441 0.270 1.00 18.74 ATOM 188 CA PRO A 708 6.533 0.895 3.544 1.00 20.05 ATOM 189 CA GLY A 709 6.518 -2.822 4.294 1.00 47.86 ATOM 190 CA GLY A 710 6.920 -4.479 7.668 1.00 44.58 ATOM 191 CA ARG A 711 8.264 -3.980 11.182 1.00 59.17 TER