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 B 1 140 UNP Q13426 XRCC4_HUMAN 1 140 SEQRES 1 B 23 ASN PRO ALA GLU VAL ILE ARG GLU LEU ILE CYS TYR CYS SEQRES 2 B 23 LEU ASP THR ILE ALA GLU ASN GLN ALA LYS ATOM 1 N ASN B 123 75.700 -39.003 -45.787 1.00 80.00 ATOM 2 CA ASN B 123 75.123 -39.363 -47.087 1.00 80.00 ATOM 3 C ASN B 123 73.599 -39.366 -47.074 1.00 80.00 ATOM 4 O ASN B 123 72.972 -40.431 -47.022 1.00 80.00 ATOM 5 CB ASN B 123 75.646 -40.723 -47.565 1.00 80.00 ATOM 6 CG ASN B 123 76.605 -40.604 -48.735 1.00 80.00 ATOM 7 OD1 ASN B 123 77.711 -41.147 -48.709 1.00 80.00 ATOM 8 ND2 ASN B 123 76.183 -39.892 -49.771 1.00 80.00 ATOM 9 N PRO B 124 72.995 -38.166 -47.119 1.00 80.00 ATOM 10 CA PRO B 124 71.537 -38.103 -47.137 1.00 80.00 ATOM 11 C PRO B 124 71.040 -38.979 -48.262 1.00 80.00 ATOM 12 O PRO B 124 70.151 -39.787 -48.069 1.00 80.00 ATOM 13 CB PRO B 124 71.259 -36.629 -47.435 1.00 80.00 ATOM 14 CG PRO B 124 72.425 -35.919 -46.898 1.00 80.00 ATOM 15 CD PRO B 124 73.594 -36.822 -47.182 1.00 80.00 ATOM 16 N ALA B 125 71.646 -38.825 -49.432 1.00 80.00 ATOM 17 CA ALA B 125 71.411 -39.715 -50.562 1.00 80.00 ATOM 18 C ALA B 125 71.381 -41.164 -50.115 1.00 80.00 ATOM 19 O ALA B 125 70.329 -41.772 -50.137 1.00 80.00 ATOM 20 CB ALA B 125 72.484 -39.513 -51.651 1.00 80.00 ATOM 21 N GLU B 126 72.525 -41.701 -49.690 1.00 80.00 ATOM 22 CA GLU B 126 72.634 -43.115 -49.321 1.00 80.00 ATOM 23 C GLU B 126 71.375 -43.634 -48.676 1.00 80.00 ATOM 24 O GLU B 126 70.815 -44.644 -49.101 1.00 80.00 ATOM 25 CB GLU B 126 73.784 -43.323 -48.340 1.00 80.00 ATOM 26 CG GLU B 126 74.206 -44.778 -48.174 1.00 80.00 ATOM 27 CD GLU B 126 75.669 -44.915 -47.780 1.00 80.00 ATOM 28 OE1 GLU B 126 76.242 -43.937 -47.254 1.00 80.00 ATOM 29 OE2 GLU B 126 76.256 -45.995 -48.010 1.00 80.00 ATOM 30 N VAL B 127 70.973 -42.938 -47.622 1.00 80.00 ATOM 31 CA VAL B 127 69.764 -43.239 -46.882 1.00 80.00 ATOM 32 C VAL B 127 68.526 -43.203 -47.753 1.00 80.00 ATOM 33 O VAL B 127 67.755 -44.157 -47.793 1.00 80.00 ATOM 34 CB VAL B 127 69.561 -42.183 -45.837 1.00 80.00 ATOM 35 CG1 VAL B 127 68.540 -42.633 -44.818 1.00 80.00 ATOM 36 CG2 VAL B 127 70.883 -41.871 -45.197 1.00 80.00 ATOM 37 N ILE B 128 68.309 -42.069 -48.403 1.00 80.00 ATOM 38 CA ILE B 128 67.241 -41.981 -49.377 1.00 80.00 ATOM 39 C ILE B 128 67.137 -43.287 -50.191 1.00 80.00 ATOM 40 O ILE B 128 66.114 -43.975 -50.124 1.00 80.00 ATOM 41 CB ILE B 128 67.440 -40.748 -50.261 1.00 80.00 ATOM 42 CG1 ILE B 128 67.523 -39.520 -49.342 1.00 80.00 ATOM 43 CG2 ILE B 128 66.326 -40.644 -51.321 1.00 80.00 ATOM 44 CD1 ILE B 128 68.034 -38.277 -49.999 1.00 80.00 ATOM 45 N ARG B 129 68.191 -43.627 -50.940 1.00 80.00 ATOM 46 CA ARG B 129 68.213 -44.838 -51.772 1.00 80.00 ATOM 47 C ARG B 129 67.792 -46.024 -50.925 1.00 80.00 ATOM 48 O ARG B 129 67.005 -46.864 -51.347 1.00 80.00 ATOM 49 CB ARG B 129 69.609 -45.087 -52.373 1.00 80.00 ATOM 50 CG ARG B 129 69.953 -44.142 -53.537 1.00 80.00 ATOM 51 CD ARG B 129 71.237 -44.549 -54.259 1.00 80.00 ATOM 52 NE ARG B 129 72.446 -44.476 -53.433 1.00 80.00 ATOM 53 CZ ARG B 129 73.172 -43.375 -53.245 1.00 80.00 ATOM 54 NH1 ARG B 129 72.808 -42.227 -53.799 1.00 80.00 ATOM 55 NH2 ARG B 129 74.260 -43.418 -52.488 1.00 80.00 ATOM 56 N GLU B 130 68.331 -46.085 -49.719 1.00 80.00 ATOM 57 CA GLU B 130 67.950 -47.101 -48.761 1.00 80.00 ATOM 58 C GLU B 130 66.432 -47.252 -48.769 1.00 80.00 ATOM 59 O GLU B 130 65.888 -48.284 -49.190 1.00 80.00 ATOM 60 CB GLU B 130 68.461 -46.716 -47.364 1.00 80.00 ATOM 61 CG GLU B 130 68.932 -47.873 -46.497 1.00 80.00 ATOM 62 CD GLU B 130 67.853 -48.908 -46.302 1.00 80.00 ATOM 63 OE1 GLU B 130 66.664 -48.528 -46.233 1.00 80.00 ATOM 64 OE2 GLU B 130 68.193 -50.104 -46.231 1.00 80.00 ATOM 65 N LEU B 131 65.730 -46.218 -48.343 1.00 80.00 ATOM 66 CA LEU B 131 64.324 -46.403 -48.122 1.00 80.00 ATOM 67 C LEU B 131 63.564 -46.639 -49.420 1.00 80.00 ATOM 68 O LEU B 131 62.577 -47.389 -49.428 1.00 80.00 ATOM 69 CB LEU B 131 63.753 -45.265 -47.309 1.00 80.00 ATOM 70 CG LEU B 131 63.541 -43.952 -48.008 1.00 80.00 ATOM 71 CD1 LEU B 131 62.315 -44.112 -48.879 1.00 80.00 ATOM 72 CD2 LEU B 131 63.305 -42.938 -46.920 1.00 80.00 ATOM 73 N ILE B 132 64.016 -46.019 -50.510 1.00 80.00 ATOM 74 CA ILE B 132 63.381 -46.260 -51.801 1.00 80.00 ATOM 75 C ILE B 132 63.366 -47.761 -52.046 1.00 80.00 ATOM 76 O ILE B 132 62.304 -48.348 -52.222 1.00 80.00 ATOM 77 CB ILE B 132 64.068 -45.475 -52.958 1.00 80.00 ATOM 78 CG1 ILE B 132 63.998 -43.968 -52.670 1.00 80.00 ATOM 79 CG2 ILE B 132 63.412 -45.785 -54.312 1.00 80.00 ATOM 80 CD1 ILE B 132 64.827 -43.087 -53.580 1.00 80.00 ATOM 81 N CYS B 133 64.550 -48.374 -52.000 1.00 80.00 ATOM 82 CA CYS B 133 64.675 -49.832 -52.027 1.00 80.00 ATOM 83 C CYS B 133 63.617 -50.455 -51.143 1.00 80.00 ATOM 84 O CYS B 133 62.859 -51.323 -51.579 1.00 80.00 ATOM 85 CB CYS B 133 66.016 -50.289 -51.450 1.00 80.00 ATOM 86 SG CYS B 133 67.512 -49.755 -52.284 1.00 80.00 ATOM 87 N TYR B 134 63.586 -50.022 -49.883 1.00 80.00 ATOM 88 CA TYR B 134 62.707 -50.691 -48.932 1.00 80.00 ATOM 89 C TYR B 134 61.321 -50.790 -49.561 1.00 80.00 ATOM 90 O TYR B 134 60.839 -51.874 -49.909 1.00 80.00 ATOM 91 CB TYR B 134 62.603 -49.957 -47.594 1.00 80.00 ATOM 92 CG TYR B 134 61.904 -50.792 -46.536 1.00 80.00 ATOM 93 CD1 TYR B 134 62.559 -51.852 -45.917 1.00 80.00 ATOM 94 CD2 TYR B 134 60.594 -50.527 -46.160 1.00 80.00 ATOM 95 CE1 TYR B 134 61.930 -52.619 -44.948 1.00 80.00 ATOM 96 CE2 TYR B 134 59.959 -51.288 -45.194 1.00 80.00 ATOM 97 CZ TYR B 134 60.634 -52.334 -44.591 1.00 80.00 ATOM 98 OH TYR B 134 60.037 -53.111 -43.622 1.00 80.00 ATOM 99 N CYS B 135 60.685 -49.641 -49.734 1.00 80.00 ATOM 100 CA CYS B 135 59.295 -49.645 -50.111 1.00 80.00 ATOM 101 C CYS B 135 59.122 -50.375 -51.443 1.00 80.00 ATOM 102 O CYS B 135 58.123 -51.058 -51.623 1.00 80.00 ATOM 103 CB CYS B 135 58.750 -48.215 -50.129 1.00 80.00 ATOM 104 SG CYS B 135 56.928 -48.113 -50.212 1.00 80.00 ATOM 105 N LEU B 136 60.077 -50.265 -52.367 1.00 80.00 ATOM 106 CA LEU B 136 59.969 -51.076 -53.576 1.00 80.00 ATOM 107 C LEU B 136 59.700 -52.525 -53.121 1.00 80.00 ATOM 108 O LEU B 136 58.613 -53.084 -53.386 1.00 80.00 ATOM 109 CB LEU B 136 61.189 -50.933 -54.522 1.00 80.00 ATOM 110 CG LEU B 136 61.346 -49.679 -55.412 1.00 80.00 ATOM 111 CD1 LEU B 136 62.615 -49.719 -56.243 1.00 80.00 ATOM 112 CD2 LEU B 136 60.147 -49.423 -56.331 1.00 80.00 ATOM 113 N ASP B 137 60.653 -53.095 -52.382 1.00 80.00 ATOM 114 CA ASP B 137 60.567 -54.466 -51.892 1.00 80.00 ATOM 115 C ASP B 137 59.205 -54.767 -51.318 1.00 80.00 ATOM 116 O ASP B 137 58.654 -55.868 -51.495 1.00 80.00 ATOM 117 CB ASP B 137 61.625 -54.707 -50.819 1.00 80.00 ATOM 118 CG ASP B 137 62.963 -55.036 -51.402 1.00 80.00 ATOM 119 OD1 ASP B 137 63.002 -55.874 -52.320 1.00 80.00 ATOM 120 OD2 ASP B 137 63.969 -54.453 -50.952 1.00 80.00 ATOM 121 N THR B 138 58.640 -53.804 -50.619 1.00 80.00 ATOM 122 CA THR B 138 57.355 -54.075 -50.024 1.00 80.00 ATOM 123 C THR B 138 56.241 -54.072 -51.051 1.00 80.00 ATOM 124 O THR B 138 55.742 -55.122 -51.439 1.00 80.00 ATOM 125 CB THR B 138 57.021 -53.129 -48.909 1.00 80.00 ATOM 126 OG1 THR B 138 57.661 -53.579 -47.717 1.00 80.00 ATOM 127 CG2 THR B 138 55.554 -53.147 -48.687 1.00 80.00 ATOM 128 N ILE B 139 55.832 -52.907 -51.513 1.00 80.00 ATOM 129 CA ILE B 139 54.639 -52.929 -52.330 1.00 80.00 ATOM 130 C ILE B 139 54.760 -54.112 -53.289 1.00 80.00 ATOM 131 O ILE B 139 53.753 -54.704 -53.688 1.00 80.00 ATOM 132 CB ILE B 139 54.458 -51.608 -53.101 1.00 80.00 ATOM 133 CG1 ILE B 139 54.192 -50.455 -52.130 1.00 80.00 ATOM 134 CG2 ILE B 139 53.328 -51.730 -54.111 1.00 80.00 ATOM 135 CD1 ILE B 139 54.264 -49.088 -52.772 1.00 80.00 ATOM 136 N ALA B 140 55.999 -54.486 -53.622 1.00 80.00 ATOM 137 CA ALA B 140 56.203 -55.626 -54.523 1.00 80.00 ATOM 138 C ALA B 140 55.749 -56.929 -53.868 1.00 80.00 ATOM 139 O ALA B 140 54.912 -57.674 -54.409 1.00 80.00 ATOM 140 CB ALA B 140 57.654 -55.715 -54.953 1.00 80.00 ATOM 141 N GLU B 141 56.299 -57.199 -52.690 1.00 80.00 ATOM 142 CA GLU B 141 55.872 -58.360 -51.917 1.00 80.00 ATOM 143 C GLU B 141 54.532 -58.102 -51.203 1.00 80.00 ATOM 144 O GLU B 141 54.239 -58.703 -50.164 1.00 80.00 ATOM 145 CB GLU B 141 56.956 -58.781 -50.921 1.00 80.00 ATOM 146 CG GLU B 141 56.845 -58.150 -49.557 1.00 80.00 ATOM 147 CD GLU B 141 57.506 -59.001 -48.508 1.00 80.00 ATOM 148 OE1 GLU B 141 58.393 -59.793 -48.882 1.00 80.00 ATOM 149 OE2 GLU B 141 57.132 -58.895 -47.322 1.00 80.00 ATOM 150 N ASN B 142 53.737 -57.197 -51.780 1.00 80.00 ATOM 151 CA ASN B 142 52.377 -56.889 -51.338 1.00 80.00 ATOM 152 C ASN B 142 51.432 -56.964 -52.551 1.00 80.00 ATOM 153 O ASN B 142 50.202 -56.852 -52.405 1.00 80.00 ATOM 154 CB ASN B 142 52.326 -55.495 -50.692 1.00 80.00 ATOM 155 CG ASN B 142 51.119 -55.302 -49.766 1.00 80.00 ATOM 156 OD1 ASN B 142 49.988 -55.119 -50.223 1.00 80.00 ATOM 157 ND2 ASN B 142 51.371 -55.297 -48.459 1.00 80.00 ATOM 158 N GLN B 143 52.043 -57.110 -53.738 1.00 80.00 ATOM 159 CA GLN B 143 51.364 -57.443 -55.005 1.00 80.00 ATOM 160 C GLN B 143 51.652 -58.910 -55.416 1.00 80.00 ATOM 161 O GLN B 143 51.024 -59.454 -56.341 1.00 80.00 ATOM 162 CB GLN B 143 51.792 -56.477 -56.127 1.00 80.00 ATOM 163 CG GLN B 143 50.669 -55.989 -57.063 1.00 80.00 ATOM 164 CD GLN B 143 50.716 -56.620 -58.450 1.00 80.00 ATOM 165 OE1 GLN B 143 51.696 -57.269 -58.817 1.00 80.00 ATOM 166 NE2 GLN B 143 49.651 -56.426 -59.227 1.00 80.00 ATOM 167 N ALA B 144 52.621 -59.532 -54.737 1.00 80.00 ATOM 168 CA ALA B 144 52.769 -60.997 -54.771 1.00 80.00 ATOM 169 C ALA B 144 51.836 -61.693 -53.749 1.00 80.00 ATOM 170 O ALA B 144 51.086 -62.612 -54.107 1.00 80.00 ATOM 171 CB ALA B 144 54.229 -61.400 -54.531 1.00 80.00 ATOM 172 N LYS B 145 51.892 -61.237 -52.491 1.00 80.00 ATOM 173 CA LYS B 145 51.042 -61.728 -51.389 1.00 80.00 ATOM 174 C LYS B 145 49.569 -61.927 -51.761 1.00 80.00 ATOM 175 O LYS B 145 48.681 -61.777 -50.911 1.00 80.00 ATOM 176 CB LYS B 145 51.107 -60.777 -50.188 1.00 80.00 ATOM 177 CG LYS B 145 52.350 -60.901 -49.320 1.00 80.00 ATOM 178 CD LYS B 145 52.202 -60.055 -48.056 1.00 80.00 ATOM 179 CE LYS B 145 53.407 -60.169 -47.136 1.00 80.00 ATOM 180 NZ LYS B 145 53.279 -59.250 -45.972 1.00 80.00 TER