HEADER DNA BINDING PROTEIN/PROTEIN BINDING 06-JUL-11 3SR2 TITLE Crystal Structure of Human XLF-XRCC4 Complex COMPND MOL_ID: 1; COMPND 2 MOLECULE: DNA repair protein XRCC4; COMPND 3 CHAIN: A, B, E, F; COMPND 4 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 3.97 ANGSTORMS DBREF 3SR2 A 1 140 UNP Q13426 XRCC4_HUMAN 1 140 SEQRES 1 A 22 ASN PRO ALA GLU VAL ILE ARG GLU LEU ILE CYS TYR CYS SEQRES 2 A 22 LEU ASP THR ILE ALA GLU ASN GLN ALA ATOM 1 N ASN A 123 65.382 -28.966 -58.534 1.00 80.00 ATOM 2 CA ASN A 123 64.904 -29.275 -57.180 1.00 80.00 ATOM 3 C ASN A 123 64.853 -30.753 -56.911 1.00 80.00 ATOM 4 O ASN A 123 63.807 -31.269 -56.526 1.00 80.00 ATOM 5 CB ASN A 123 63.492 -28.719 -56.965 1.00 80.00 ATOM 6 CG ASN A 123 63.454 -27.496 -56.063 1.00 80.00 ATOM 7 OD1 ASN A 123 64.478 -26.995 -55.586 1.00 80.00 ATOM 8 ND2 ASN A 123 62.256 -26.992 -55.845 1.00 80.00 ATOM 9 N PRO A 124 65.999 -31.437 -57.066 1.00 80.00 ATOM 10 CA PRO A 124 65.966 -32.858 -56.836 1.00 80.00 ATOM 11 C PRO A 124 64.900 -33.080 -55.810 1.00 80.00 ATOM 12 O PRO A 124 63.933 -33.805 -55.995 1.00 80.00 ATOM 13 CB PRO A 124 67.323 -33.088 -56.165 1.00 80.00 ATOM 14 CG PRO A 124 67.738 -31.786 -55.658 1.00 80.00 ATOM 15 CD PRO A 124 67.351 -30.937 -56.810 1.00 80.00 ATOM 16 N ALA A 125 65.074 -32.337 -54.735 1.00 80.00 ATOM 17 CA ALA A 125 64.191 -32.387 -53.581 1.00 80.00 ATOM 18 C ALA A 125 62.717 -32.649 -53.893 1.00 80.00 ATOM 19 O ALA A 125 62.172 -33.670 -53.403 1.00 80.00 ATOM 20 CB ALA A 125 64.372 -31.150 -52.631 1.00 80.00 ATOM 21 N GLU A 126 62.068 -31.778 -54.681 1.00 80.00 ATOM 22 CA GLU A 126 60.589 -31.798 -54.724 1.00 80.00 ATOM 23 C GLU A 126 60.047 -32.964 -55.502 1.00 80.00 ATOM 24 O GLU A 126 58.914 -33.445 -55.324 1.00 80.00 ATOM 25 CB GLU A 126 60.014 -30.510 -55.274 1.00 80.00 ATOM 26 CG GLU A 126 60.631 -30.012 -56.507 1.00 80.00 ATOM 27 CD GLU A 126 60.000 -28.707 -56.880 1.00 80.00 ATOM 28 OE1 GLU A 126 58.940 -28.396 -56.285 1.00 80.00 ATOM 29 OE2 GLU A 126 60.545 -28.010 -57.763 1.00 80.00 ATOM 30 N VAL A 127 60.894 -33.366 -56.400 1.00 80.00 ATOM 31 CA VAL A 127 60.780 -34.636 -57.003 1.00 80.00 ATOM 32 C VAL A 127 60.822 -35.667 -55.868 1.00 80.00 ATOM 33 O VAL A 127 59.798 -36.232 -55.523 1.00 80.00 ATOM 34 CB VAL A 127 61.915 -34.747 -57.968 1.00 80.00 ATOM 35 CG1 VAL A 127 61.447 -35.550 -59.138 1.00 80.00 ATOM 36 CG2 VAL A 127 62.349 -33.298 -58.390 1.00 80.00 ATOM 37 N ILE A 128 61.976 -35.858 -55.242 1.00 80.00 ATOM 38 CA ILE A 128 62.184 -36.994 -54.356 1.00 80.00 ATOM 39 C ILE A 128 60.973 -37.166 -53.451 1.00 80.00 ATOM 40 O ILE A 128 60.529 -38.284 -53.190 1.00 80.00 ATOM 41 CB ILE A 128 63.445 -36.817 -53.493 1.00 80.00 ATOM 42 CG1 ILE A 128 64.703 -36.939 -54.355 1.00 80.00 ATOM 43 CG2 ILE A 128 63.466 -37.837 -52.364 1.00 80.00 ATOM 44 CD1 ILE A 128 65.898 -36.193 -53.800 1.00 80.00 ATOM 45 N ARG A 129 60.439 -36.044 -52.978 1.00 80.00 ATOM 46 CA ARG A 129 59.251 -36.055 -52.134 1.00 80.00 ATOM 47 C ARG A 129 57.999 -36.462 -52.919 1.00 80.00 ATOM 48 O ARG A 129 57.176 -37.236 -52.427 1.00 80.00 ATOM 49 CB ARG A 129 59.013 -34.672 -51.527 1.00 80.00 ATOM 50 CG ARG A 129 60.049 -34.261 -50.493 1.00 80.00 ATOM 51 CD ARG A 129 59.593 -33.043 -49.707 1.00 80.00 ATOM 52 NE ARG A 129 59.431 -31.870 -50.560 1.00 80.00 ATOM 53 CZ ARG A 129 60.415 -31.036 -50.877 1.00 80.00 ATOM 54 NH1 ARG A 129 61.639 -31.243 -50.411 1.00 80.00 ATOM 55 NH2 ARG A 129 60.177 -29.993 -51.661 1.00 80.00 ATOM 56 N GLU A 130 57.862 -35.946 -54.139 1.00 80.00 ATOM 57 CA GLU A 130 56.707 -36.285 -54.985 1.00 80.00 ATOM 58 C GLU A 130 56.635 -37.798 -55.186 1.00 80.00 ATOM 59 O GLU A 130 55.562 -38.427 -55.112 1.00 80.00 ATOM 60 CB GLU A 130 56.730 -35.590 -56.342 1.00 80.00 ATOM 61 CG GLU A 130 55.403 -35.683 -57.100 1.00 80.00 ATOM 62 CD GLU A 130 54.997 -37.109 -57.469 1.00 80.00 ATOM 63 OE1 GLU A 130 55.560 -37.655 -58.449 1.00 80.00 ATOM 64 OE2 GLU A 130 54.102 -37.674 -56.793 1.00 80.00 ATOM 65 N LEU A 131 57.794 -38.378 -55.443 1.00 80.00 ATOM 66 CA LEU A 131 57.886 -39.799 -55.645 1.00 80.00 ATOM 67 C LEU A 131 57.369 -40.477 -54.410 1.00 80.00 ATOM 68 O LEU A 131 56.446 -41.305 -54.459 1.00 80.00 ATOM 69 CB LEU A 131 59.344 -40.176 -55.825 1.00 80.00 ATOM 70 CG LEU A 131 59.590 -41.629 -56.224 1.00 80.00 ATOM 71 CD1 LEU A 131 60.993 -41.766 -56.777 1.00 80.00 ATOM 72 CD2 LEU A 131 59.361 -42.619 -55.088 1.00 80.00 ATOM 73 N ILE A 132 57.987 -40.109 -53.291 1.00 80.00 ATOM 74 CA ILE A 132 57.760 -40.808 -52.035 1.00 80.00 ATOM 75 C ILE A 132 56.324 -40.794 -51.591 1.00 80.00 ATOM 76 O ILE A 132 55.815 -41.792 -51.090 1.00 80.00 ATOM 77 CB ILE A 132 58.583 -40.207 -50.948 1.00 80.00 ATOM 78 CG1 ILE A 132 60.032 -40.587 -51.200 1.00 80.00 ATOM 79 CG2 ILE A 132 58.098 -40.717 -49.623 1.00 80.00 ATOM 80 CD1 ILE A 132 60.964 -39.933 -50.302 1.00 80.00 ATOM 81 N CYS A 133 55.680 -39.646 -51.758 1.00 80.00 ATOM 82 CA CYS A 133 54.239 -39.582 -51.564 1.00 80.00 ATOM 83 C CYS A 133 53.553 -40.564 -52.531 1.00 80.00 ATOM 84 O CYS A 133 52.681 -41.343 -52.112 1.00 80.00 ATOM 85 CB CYS A 133 53.718 -38.145 -51.735 1.00 80.00 ATOM 86 SG CYS A 133 53.769 -37.101 -50.236 1.00 80.00 ATOM 87 N TYR A 134 53.951 -40.556 -53.808 1.00 80.00 ATOM 88 CA TYR A 134 53.388 -41.538 -54.750 1.00 80.00 ATOM 89 C TYR A 134 53.398 -42.986 -54.198 1.00 80.00 ATOM 90 O TYR A 134 52.374 -43.703 -54.266 1.00 80.00 ATOM 91 CB TYR A 134 54.046 -41.435 -56.139 1.00 80.00 ATOM 92 CG TYR A 134 53.434 -42.346 -57.188 1.00 80.00 ATOM 93 CD1 TYR A 134 52.122 -42.170 -57.609 1.00 80.00 ATOM 94 CD2 TYR A 134 54.169 -43.377 -57.757 1.00 80.00 ATOM 95 CE1 TYR A 134 51.557 -43.001 -58.559 1.00 80.00 ATOM 96 CE2 TYR A 134 53.616 -44.210 -58.708 1.00 80.00 ATOM 97 CZ TYR A 134 52.307 -44.021 -59.103 1.00 80.00 ATOM 98 OH TYR A 134 51.741 -44.847 -60.052 1.00 80.00 ATOM 99 N CYS A 135 54.531 -43.399 -53.622 1.00 80.00 ATOM 100 CA CYS A 135 54.644 -44.726 -52.983 1.00 80.00 ATOM 101 C CYS A 135 53.835 -44.854 -51.711 1.00 80.00 ATOM 102 O CYS A 135 53.493 -45.950 -51.283 1.00 80.00 ATOM 103 CB CYS A 135 56.074 -45.026 -52.555 1.00 80.00 ATOM 104 SG CYS A 135 57.318 -44.918 -53.789 1.00 80.00 ATOM 105 N LEU A 136 53.612 -43.741 -51.044 1.00 80.00 ATOM 106 CA LEU A 136 52.857 -43.788 -49.821 1.00 80.00 ATOM 107 C LEU A 136 51.466 -44.206 -50.247 1.00 80.00 ATOM 108 O LEU A 136 51.044 -45.374 -50.074 1.00 80.00 ATOM 109 CB LEU A 136 52.818 -42.395 -49.201 1.00 80.00 ATOM 110 CG LEU A 136 53.113 -42.228 -47.707 1.00 80.00 ATOM 111 CD1 LEU A 136 53.583 -40.810 -47.464 1.00 80.00 ATOM 112 CD2 LEU A 136 51.914 -42.569 -46.813 1.00 80.00 ATOM 113 N ASP A 137 50.778 -43.239 -50.853 1.00 80.00 ATOM 114 CA ASP A 137 49.389 -43.427 -51.249 1.00 80.00 ATOM 115 C ASP A 137 49.246 -44.755 -51.987 1.00 80.00 ATOM 116 O ASP A 137 48.205 -45.398 -51.900 1.00 80.00 ATOM 117 CB ASP A 137 48.878 -42.271 -52.130 1.00 80.00 ATOM 118 CG ASP A 137 48.949 -40.904 -51.439 1.00 80.00 ATOM 119 OD1 ASP A 137 48.306 -40.707 -50.389 1.00 80.00 ATOM 120 OD2 ASP A 137 49.636 -40.006 -51.970 1.00 80.00 ATOM 121 N THR A 138 50.298 -45.158 -52.707 1.00 80.00 ATOM 122 CA THR A 138 50.285 -46.431 -53.436 1.00 80.00 ATOM 123 C THR A 138 50.266 -47.693 -52.537 1.00 80.00 ATOM 124 O THR A 138 49.410 -48.557 -52.694 1.00 80.00 ATOM 125 CB THR A 138 51.447 -46.494 -54.455 1.00 80.00 ATOM 126 OG1 THR A 138 51.138 -45.661 -55.583 1.00 80.00 ATOM 127 CG2 THR A 138 51.662 -47.921 -54.928 1.00 80.00 ATOM 128 N ILE A 139 51.212 -47.779 -51.608 1.00 80.00 ATOM 129 CA ILE A 139 51.329 -48.883 -50.654 1.00 80.00 ATOM 130 C ILE A 139 50.101 -48.997 -49.764 1.00 80.00 ATOM 131 O ILE A 139 49.649 -50.104 -49.428 1.00 80.00 ATOM 132 CB ILE A 139 52.590 -48.709 -49.786 1.00 80.00 ATOM 133 CG1 ILE A 139 52.512 -47.408 -48.986 1.00 80.00 ATOM 134 CG2 ILE A 139 53.840 -48.734 -50.652 1.00 80.00 ATOM 135 CD1 ILE A 139 53.604 -47.262 -47.950 1.00 80.00 ATOM 136 N ALA A 140 49.557 -47.846 -49.379 1.00 80.00 ATOM 137 CA ALA A 140 48.319 -47.868 -48.608 1.00 80.00 ATOM 138 C ALA A 140 47.154 -48.366 -49.473 1.00 80.00 ATOM 139 O ALA A 140 46.493 -49.341 -49.116 1.00 80.00 ATOM 140 CB ALA A 140 48.020 -46.504 -47.992 1.00 80.00 ATOM 141 N GLU A 141 46.919 -47.701 -50.607 1.00 80.00 ATOM 142 CA GLU A 141 45.892 -48.098 -51.578 1.00 80.00 ATOM 143 C GLU A 141 45.944 -49.615 -51.841 1.00 80.00 ATOM 144 O GLU A 141 44.900 -50.234 -52.087 1.00 80.00 ATOM 145 CB GLU A 141 46.019 -47.280 -52.894 1.00 80.00 ATOM 146 CG GLU A 141 45.011 -47.642 -54.033 1.00 80.00 ATOM 147 CD GLU A 141 45.410 -47.121 -55.437 1.00 80.00 ATOM 148 OE1 GLU A 141 44.505 -46.941 -56.287 1.00 80.00 ATOM 149 OE2 GLU A 141 46.617 -46.913 -55.699 1.00 80.00 ATOM 150 N ASN A 142 47.153 -50.199 -51.755 1.00 80.00 ATOM 151 CA ASN A 142 47.421 -51.624 -52.085 1.00 80.00 ATOM 152 C ASN A 142 47.521 -52.571 -50.863 1.00 80.00 ATOM 153 O ASN A 142 47.712 -53.786 -51.012 1.00 80.00 ATOM 154 CB ASN A 142 48.665 -51.787 -53.005 1.00 80.00 ATOM 155 CG ASN A 142 48.318 -52.333 -54.417 1.00 80.00 ATOM 156 OD1 ASN A 142 48.201 -53.546 -54.625 1.00 80.00 ATOM 157 ND2 ASN A 142 48.191 -51.430 -55.385 1.00 80.00 ATOM 158 N GLN A 143 47.406 -52.022 -49.660 1.00 80.00 ATOM 159 CA GLN A 143 47.077 -52.865 -48.513 1.00 80.00 ATOM 160 C GLN A 143 45.579 -52.726 -48.206 1.00 80.00 ATOM 161 O GLN A 143 45.022 -53.366 -47.288 1.00 80.00 ATOM 162 CB GLN A 143 47.906 -52.476 -47.310 1.00 80.00 ATOM 163 CG GLN A 143 47.577 -53.270 -46.087 1.00 80.00 ATOM 164 CD GLN A 143 48.222 -52.671 -44.881 1.00 80.00 ATOM 165 OE1 GLN A 143 48.615 -51.505 -44.903 1.00 80.00 ATOM 166 NE2 GLN A 143 48.355 -53.458 -43.820 1.00 80.00 ATOM 167 N ALA A 144 44.955 -51.857 -49.002 1.00 80.00 ATOM 168 CA ALA A 144 43.511 -51.647 -49.033 1.00 80.00 ATOM 169 C ALA A 144 42.906 -52.488 -50.157 1.00 80.00 ATOM 170 O ALA A 144 42.006 -53.296 -49.933 1.00 80.00 ATOM 171 CB ALA A 144 43.203 -50.167 -49.265 1.00 80.00 TER