HEADER STRUCTURAL PROTEIN 15-JUL-10 2XKX TITLE Single particle analysis of PSD-95 in negative stain COMPND MOL_ID: 1; COMPND 2 MOLECULE: DISKS LARGE HOMOLOG 4; COMPND 3 CHAIN: A, B; COMPND 4 MUTATION: YES; COMPND 5 ENGINEERED: YES; EXPDTA SOLUTION SCATTERING DBREF 2XKX B 1 721 UNP P31016 DLG4_RAT 1 724 SEQRES 1 B 199 VAL THR GLN MET GLU VAL HIS TYR ALA ARG PRO ILE ILE SEQRES 2 B 199 ILE LEU GLY PRO THR LYS ASP ARG ALA ASN ASP ASP LEU SEQRES 3 B 199 LEU SER GLU PHE PRO ASP LYS PHE GLY SER CYS VAL PRO SEQRES 4 B 199 HIS THR THR ARG PRO LYS ARG GLU TYR GLU ILE ASP GLY SEQRES 5 B 199 ARG ASP TYR HIS PHE VAL SER SER ARG GLU LYS MET GLU SEQRES 6 B 199 LYS ASP ILE ARG ALA HIS LYS PHE ILE GLU ALA GLY GLN SEQRES 7 B 199 TYR ASN SER HIS LEU TYR GLY THR SER VAL GLN SER VAL SEQRES 8 B 199 ARG GLU VAL ALA GLU GLN GLY LYS HIS CYS ILE LEU ASP SEQRES 9 B 199 VAL SER ALA ASN ALA VAL ARG ARG LEU GLN ALA ALA HIS SEQRES 10 B 199 LEU HIS PRO ILE ALA ILE PHE ILE ARG PRO ARG SER LEU SEQRES 11 B 199 GLU ASN VAL LEU GLU ILE ASN LYS ARG ILE THR GLU GLU SEQRES 12 B 199 GLN ALA ARG LYS ALA PHE ASP ARG ALA THR LYS LEU GLU SEQRES 13 B 199 GLN GLU PHE THR GLU CYS PHE SER ALA ILE VAL GLU GLY SEQRES 14 B 199 ASP SER PHE GLU GLU ILE TYR HIS LYS VAL LYS ARG VAL SEQRES 15 B 199 ILE GLU ASP LEU SER GLY PRO TYR ILE TRP VAL PRO ALA SEQRES 16 B 199 ARG GLU ARG LEU ATOM 1 CA VAL B 523 8.048 -5.025 28.123 1.00100.00 ATOM 2 CA THR B 524 9.175 -6.232 31.520 1.00100.00 ATOM 3 CA GLN B 525 10.171 -4.446 34.708 1.00100.00 ATOM 4 CA MET B 526 13.742 -4.727 35.944 1.00100.00 ATOM 5 CA GLU B 527 15.855 -3.087 38.620 1.00100.00 ATOM 6 CA VAL B 528 18.857 -1.022 37.576 1.00100.00 ATOM 7 CA HIS B 529 21.769 0.135 39.723 1.00100.00 ATOM 8 CA TYR B 530 23.146 2.727 37.284 1.00100.00 ATOM 9 CA ALA B 531 21.941 6.167 36.210 1.00100.00 ATOM 10 CA ARG B 532 20.310 5.896 32.790 1.00100.00 ATOM 11 CA PRO B 533 22.037 7.817 30.010 1.00100.00 ATOM 12 CA ILE B 534 19.935 10.540 28.409 1.00100.00 ATOM 13 CA ILE B 535 19.303 11.211 24.721 1.00100.00 ATOM 14 CA ILE B 536 17.199 14.288 23.967 1.00100.00 ATOM 15 CA LEU B 537 16.101 14.634 20.330 1.00100.00 ATOM 16 CA GLY B 538 14.252 17.189 18.219 1.00100.00 ATOM 17 CA PRO B 539 14.288 21.023 18.137 1.00100.00 ATOM 18 CA THR B 540 15.879 22.789 21.150 1.00100.00 ATOM 19 CA LYS B 541 17.583 19.598 22.314 1.00100.00 ATOM 20 CA ASP B 542 20.894 21.490 22.654 1.00100.00 ATOM 21 CA ARG B 543 19.373 24.076 24.979 1.00100.00 ATOM 22 CA ALA B 544 17.727 21.344 27.039 1.00100.00 ATOM 23 CA ASN B 545 21.061 19.510 27.273 1.00100.00 ATOM 24 CA ASP B 546 22.969 22.644 28.304 1.00100.00 ATOM 25 CA ASP B 547 20.358 23.675 30.860 1.00100.00 ATOM 26 CA LEU B 548 20.201 20.262 32.540 1.00100.00 ATOM 27 CA LEU B 549 24.013 20.109 32.708 1.00100.00 ATOM 28 CA SER B 550 24.190 23.624 34.113 1.00100.00 ATOM 29 CA GLU B 551 21.215 23.419 36.478 1.00100.00 ATOM 30 CA PHE B 552 21.926 20.013 38.059 1.00100.00 ATOM 31 CA PRO B 553 25.721 19.414 37.945 1.00100.00 ATOM 32 CA ASP B 554 25.570 16.578 40.485 1.00100.00 ATOM 33 CA LYS B 555 22.886 14.737 38.500 1.00100.00 ATOM 34 CA PHE B 556 24.010 15.181 34.891 1.00100.00 ATOM 35 CA GLY B 557 27.327 15.054 33.094 1.00100.00 ATOM 36 CA SER B 558 28.903 14.353 29.710 1.00100.00 ATOM 37 CA CYS B 559 31.267 11.517 28.824 1.00100.00 ATOM 38 CA VAL B 560 34.773 11.812 27.368 1.00100.00 ATOM 39 CA PRO B 561 34.849 11.154 23.598 1.00100.00 ATOM 40 CA HIS B 562 37.652 9.480 21.643 1.00100.00 ATOM 41 CA THR B 563 39.441 11.031 18.674 1.00100.00 ATOM 42 CA THR B 564 42.370 10.164 16.411 1.00100.00 ATOM 43 CA ARG B 565 43.128 13.862 16.026 1.00100.00 ATOM 44 CA PRO B 566 46.514 14.713 17.554 1.00100.00 ATOM 45 CA LYS B 567 46.365 16.269 21.017 1.00100.00 ATOM 46 CA ARG B 568 46.812 20.032 20.993 1.00100.00 ATOM 47 CA GLU B 569 49.071 21.905 23.413 1.00100.00 ATOM 48 CA TYR B 570 46.221 23.154 25.622 1.00100.00 ATOM 49 CA GLU B 571 44.282 19.873 25.668 1.00100.00 ATOM 50 CA ILE B 572 44.402 17.143 28.313 1.00100.00 ATOM 51 CA ASP B 573 44.290 13.442 27.420 1.00100.00 ATOM 52 CA GLY B 574 41.458 11.786 29.327 1.00100.00 ATOM 53 CA ARG B 575 39.577 15.052 29.876 1.00100.00 ATOM 54 CA ASP B 576 39.043 16.900 26.588 1.00100.00 ATOM 55 CA TYR B 577 39.282 13.626 24.647 1.00100.00 ATOM 56 CA HIS B 578 40.798 10.182 24.926 1.00100.00 ATOM 57 CA PHE B 579 43.388 10.666 22.208 1.00100.00 ATOM 58 CA VAL B 580 43.980 7.515 20.177 1.00100.00 ATOM 59 CA SER B 581 47.436 7.300 18.609 1.00100.00 ATOM 60 CA SER B 582 46.456 4.616 16.103 1.00100.00 ATOM 61 CA ARG B 583 43.625 5.409 13.713 1.00100.00 ATOM 62 CA GLU B 584 43.799 1.780 12.634 1.00100.00 ATOM 63 CA LYS B 585 42.903 0.634 16.144 1.00100.00 ATOM 64 CA MET B 586 39.923 2.965 16.448 1.00100.00 ATOM 65 CA GLU B 587 38.598 1.851 13.071 1.00100.00 ATOM 66 CA LYS B 588 38.851 -1.714 14.372 1.00100.00 ATOM 67 CA ASP B 589 37.138 -0.788 17.638 1.00100.00 ATOM 68 CA ILE B 590 34.357 0.885 15.661 1.00100.00 ATOM 69 CA ARG B 591 33.875 -2.220 13.498 1.00100.00 ATOM 70 CA ALA B 592 33.810 -4.196 16.752 1.00100.00 ATOM 71 CA HIS B 593 30.939 -1.878 17.754 1.00100.00 ATOM 72 CA LYS B 594 32.813 -0.449 20.762 1.00100.00 ATOM 73 CA PHE B 595 31.246 2.969 20.132 1.00100.00 ATOM 74 CA ILE B 596 27.547 3.790 20.436 1.00100.00 ATOM 75 CA GLU B 597 28.226 6.413 17.778 1.00100.00 ATOM 76 CA ALA B 598 31.178 7.618 15.719 1.00100.00 ATOM 77 CA GLY B 599 32.032 9.718 12.690 1.00100.00 ATOM 78 CA GLN B 600 34.703 11.597 10.783 1.00100.00 ATOM 79 CA TYR B 601 35.500 15.307 10.847 1.00100.00 ATOM 80 CA ASN B 602 38.430 17.119 9.214 1.00100.00 ATOM 81 CA SER B 603 39.795 13.704 8.248 1.00100.00 ATOM 82 CA HIS B 604 39.914 12.507 11.857 1.00100.00 ATOM 83 CA LEU B 605 37.716 9.998 13.686 1.00100.00 ATOM 84 CA TYR B 606 35.576 10.850 16.717 1.00100.00 ATOM 85 CA GLY B 607 33.316 8.675 18.824 1.00100.00 ATOM 86 CA THR B 608 31.408 8.097 22.045 1.00100.00 ATOM 87 CA SER B 609 32.479 4.755 23.495 1.00100.00 ATOM 88 CA VAL B 610 30.225 2.343 25.342 1.00100.00 ATOM 89 CA GLN B 611 32.837 2.299 28.109 1.00100.00 ATOM 90 CA SER B 612 32.928 6.103 28.490 1.00100.00 ATOM 91 CA VAL B 613 29.147 6.182 28.884 1.00100.00 ATOM 92 CA ARG B 614 29.229 3.269 31.326 1.00100.00 ATOM 93 CA GLU B 615 31.781 5.003 33.550 1.00100.00 ATOM 94 CA VAL B 616 29.464 7.978 34.011 1.00100.00 ATOM 95 CA ALA B 617 26.401 5.747 34.431 1.00100.00 ATOM 96 CA GLU B 618 27.948 3.524 37.101 1.00100.00 ATOM 97 CA GLN B 619 28.987 6.557 39.154 1.00100.00 ATOM 98 CA GLY B 620 25.304 7.426 39.483 1.00100.00 ATOM 99 CA LYS B 621 25.246 10.372 37.068 1.00100.00 ATOM 100 CA HIS B 622 22.909 10.647 34.068 1.00100.00 ATOM 101 CA CYS B 623 25.090 10.931 30.980 1.00100.00 ATOM 102 CA ILE B 624 23.750 13.620 28.645 1.00100.00 ATOM 103 CA LEU B 625 24.446 12.254 25.175 1.00100.00 ATOM 104 CA ASP B 626 24.669 14.297 21.999 1.00100.00 ATOM 105 CA VAL B 627 23.993 11.330 19.704 1.00100.00 ATOM 106 CA SER B 628 21.273 10.263 17.255 1.00100.00 ATOM 107 CA ALA B 629 18.396 7.895 18.003 1.00100.00 ATOM 108 CA ASN B 630 20.529 5.238 16.269 1.00100.00 ATOM 109 CA ALA B 631 22.478 4.877 19.541 1.00100.00 ATOM 110 CA VAL B 632 19.519 3.559 21.537 1.00100.00 ATOM 111 CA ARG B 633 19.781 -0.026 20.282 1.00100.00 ATOM 112 CA ARG B 634 23.508 -0.224 21.040 1.00100.00 ATOM 113 CA LEU B 635 23.017 1.205 24.525 1.00100.00 ATOM 114 CA GLN B 636 20.237 -1.317 25.158 1.00100.00 ATOM 115 CA ALA B 637 22.597 -4.095 24.038 1.00100.00 ATOM 116 CA ALA B 638 25.201 -2.740 26.481 1.00100.00 ATOM 117 CA HIS B 639 22.682 -2.902 29.320 1.00100.00 ATOM 118 CA LEU B 640 22.720 0.896 29.702 1.00100.00 ATOM 119 CA HIS B 641 19.073 1.547 28.863 1.00100.00 ATOM 120 CA PRO B 642 18.782 5.240 27.924 1.00100.00 ATOM 121 CA ILE B 643 15.926 7.647 28.457 1.00100.00 ATOM 122 CA ALA B 644 15.360 8.839 24.904 1.00100.00 ATOM 123 CA ILE B 645 13.062 11.848 24.739 1.00100.00 ATOM 124 CA PHE B 646 11.767 13.249 21.476 1.00100.00 ATOM 125 CA ILE B 647 10.720 16.915 21.536 1.00100.00 ATOM 126 CA ARG B 648 7.984 16.928 18.909 1.00100.00 ATOM 127 CA PRO B 649 7.071 20.205 17.177 1.00100.00 ATOM 128 CA ARG B 650 3.340 20.364 16.427 1.00100.00 ATOM 129 CA SER B 651 3.797 22.576 13.392 1.00100.00 ATOM 130 CA LEU B 652 6.190 24.983 11.723 1.00100.00 ATOM 131 CA GLU B 653 4.721 27.797 13.818 1.00100.00 ATOM 132 CA ASN B 654 5.157 25.753 17.011 1.00100.00 ATOM 133 CA VAL B 655 8.872 25.512 16.218 1.00100.00 ATOM 134 CA LEU B 656 9.056 29.306 16.242 1.00100.00 ATOM 135 CA GLU B 657 7.233 29.277 19.591 1.00100.00 ATOM 136 CA ILE B 658 9.814 27.048 21.298 1.00100.00 ATOM 137 CA ASN B 659 12.912 28.302 19.473 1.00100.00 ATOM 138 CA LYS B 660 12.623 32.046 18.859 1.00100.00 ATOM 139 CA ARG B 661 16.354 32.403 18.201 1.00100.00 ATOM 140 CA ILE B 662 16.354 30.980 14.667 1.00100.00 ATOM 141 CA THR B 663 15.187 32.170 11.256 1.00100.00 ATOM 142 CA GLU B 664 11.922 30.874 9.793 1.00100.00 ATOM 143 CA GLU B 665 14.057 29.334 7.048 1.00100.00 ATOM 144 CA GLN B 666 15.993 27.022 9.362 1.00100.00 ATOM 145 CA ALA B 667 12.702 26.515 11.210 1.00100.00 ATOM 146 CA ARG B 668 11.363 24.794 8.105 1.00100.00 ATOM 147 CA LYS B 669 14.372 22.473 8.084 1.00100.00 ATOM 148 CA ALA B 670 13.996 21.769 11.804 1.00100.00 ATOM 149 CA PHE B 671 10.329 20.838 11.391 1.00100.00 ATOM 150 CA ASP B 672 11.085 18.553 8.436 1.00100.00 ATOM 151 CA ARG B 673 14.055 16.949 10.159 1.00100.00 ATOM 152 CA ALA B 674 11.764 16.318 13.138 1.00100.00 ATOM 153 CA THR B 675 9.028 14.797 10.991 1.00100.00 ATOM 154 CA LYS B 676 11.582 12.449 9.410 1.00100.00 ATOM 155 CA LEU B 677 13.121 11.580 12.783 1.00100.00 ATOM 156 CA GLU B 678 9.728 10.565 14.189 1.00100.00 ATOM 157 CA GLN B 679 8.921 8.539 11.075 1.00100.00 ATOM 158 CA GLU B 680 12.120 6.495 11.362 1.00100.00 ATOM 159 CA PHE B 681 12.783 6.184 15.101 1.00100.00 ATOM 160 CA THR B 682 9.477 6.300 17.011 1.00100.00 ATOM 161 CA GLU B 683 9.959 2.801 18.441 1.00100.00 ATOM 162 CA CYS B 684 13.260 3.919 20.031 1.00100.00 ATOM 163 CA PHE B 685 11.714 6.830 21.952 1.00100.00 ATOM 164 CA SER B 686 11.090 6.436 25.681 1.00100.00 ATOM 165 CA ALA B 687 8.757 9.417 25.535 1.00100.00 ATOM 166 CA ILE B 688 7.564 12.248 23.327 1.00100.00 ATOM 167 CA VAL B 689 7.016 15.729 24.754 1.00100.00 ATOM 168 CA GLU B 690 5.250 18.778 23.306 1.00100.00 ATOM 169 CA GLY B 691 4.742 22.346 24.498 1.00100.00 ATOM 170 CA ASP B 692 3.852 25.924 23.546 1.00100.00 ATOM 171 CA SER B 693 7.191 27.185 24.848 1.00100.00 ATOM 172 CA PHE B 694 10.673 25.935 25.644 1.00100.00 ATOM 173 CA GLU B 695 9.871 26.481 29.323 1.00100.00 ATOM 174 CA GLU B 696 7.008 23.974 29.012 1.00100.00 ATOM 175 CA ILE B 697 9.221 21.503 27.135 1.00100.00 ATOM 176 CA TYR B 698 12.046 21.802 29.677 1.00100.00 ATOM 177 CA HIS B 699 9.591 21.204 32.517 1.00100.00 ATOM 178 CA LYS B 700 8.243 18.078 30.810 1.00100.00 ATOM 179 CA VAL B 701 11.744 16.782 30.033 1.00100.00 ATOM 180 CA LYS B 702 12.653 17.007 33.698 1.00100.00 ATOM 181 CA ARG B 703 9.450 15.157 34.658 1.00100.00 ATOM 182 CA VAL B 704 10.024 12.356 32.141 1.00100.00 ATOM 183 CA ILE B 705 13.553 11.838 33.452 1.00100.00 ATOM 184 CA GLU B 706 12.211 11.752 37.016 1.00100.00 ATOM 185 CA ASP B 707 9.527 9.218 36.035 1.00100.00 ATOM 186 CA LEU B 708 11.870 6.872 34.156 1.00100.00 ATOM 187 CA SER B 709 15.041 7.088 36.263 1.00100.00 ATOM 188 CA GLY B 710 14.246 4.017 38.356 1.00100.00 ATOM 189 CA PRO B 711 15.280 2.041 40.365 1.00100.00 ATOM 190 CA TYR B 712 12.639 -0.006 38.532 1.00100.00 ATOM 191 CA ILE B 713 12.305 0.552 34.789 1.00100.00 ATOM 192 CA TRP B 714 10.561 -1.068 31.832 1.00100.00 ATOM 193 CA VAL B 715 12.669 -2.646 29.123 1.00100.00 ATOM 194 CA PRO B 716 11.800 -4.709 26.028 1.00100.00 ATOM 195 CA ALA B 717 10.777 -8.286 26.842 1.00100.00 ATOM 196 CA ARG B 718 11.400 -11.495 24.915 1.00100.00 ATOM 197 CA GLU B 719 7.683 -12.386 24.711 1.00100.00 ATOM 198 CA ARG B 720 6.185 -11.874 21.251 1.00100.00 ATOM 199 CA LEU B 721 2.645 -10.768 20.396 1.00100.00 TER