HEADER DNA BINDING PROTEIN/PROTEIN BINDING 23-DEC-10 3Q4F TITLE Crystal structure of xrcc4/xlf-cernunnos complex COMPND MOL_ID: 2; COMPND 2 MOLECULE: DNA repair protein XRCC4; COMPND 3 CHAIN: C, D, G, H; COMPND 4 FRAGMENT: unp residues ; COMPND 5 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 5.50 ANGSTORMS DBREF 3Q4F H 1 157 UNP Q13426 XRCC4_HUMAN 1 157 SEQRES 1 H 31 SER GLU ILE SER GLN GLU ALA ASP ASP MET ALA MET GLU SEQRES 2 H 31 LYS GLY LYS TYR VAL GLY GLU LEU ARG LYS ALA LEU LEU SEQRES 3 H 31 SER GLY ALA GLY PRO ATOM 1 N SER H 50 93.893 1.170 -8.290 1.00270.57 ATOM 2 CA SER H 50 94.682 1.412 -7.090 1.00271.09 ATOM 3 C SER H 50 94.851 2.896 -6.808 1.00275.85 ATOM 4 O SER H 50 94.650 3.318 -5.670 1.00276.55 ATOM 5 CB SER H 50 96.038 0.721 -7.176 1.00275.19 ATOM 6 OG SER H 50 96.910 1.264 -8.153 1.00283.16 ATOM 7 N GLU H 51 95.182 3.693 -7.828 1.00271.81 ATOM 8 CA GLU H 51 95.350 5.133 -7.662 1.00271.65 ATOM 9 C GLU H 51 94.065 5.789 -7.210 1.00277.16 ATOM 10 O GLU H 51 94.114 6.675 -6.361 1.00276.67 ATOM 11 CB GLU H 51 95.788 5.777 -8.964 1.00272.89 ATOM 12 CG GLU H 51 97.172 5.387 -9.415 1.00282.36 ATOM 13 CD GLU H 51 97.512 5.962 -10.772 1.00300.00 ATOM 14 OE1 GLU H 51 97.168 5.314 -11.783 1.00300.00 ATOM 15 OE2 GLU H 51 98.096 7.071 -10.831 1.00298.78 ATOM 16 N ILE H 52 92.921 5.368 -7.784 1.00275.59 ATOM 17 CA ILE H 52 91.603 5.907 -7.434 1.00276.34 ATOM 18 C ILE H 52 91.338 5.735 -5.961 1.00283.74 ATOM 19 O ILE H 52 91.084 6.711 -5.260 1.00283.43 ATOM 20 CB ILE H 52 90.491 5.270 -8.287 1.00279.20 ATOM 21 CG1 ILE H 52 90.666 5.719 -9.748 1.00279.83 ATOM 22 CG2 ILE H 52 89.094 5.631 -7.724 1.00279.62 ATOM 23 CD1 ILE H 52 89.777 5.123 -10.733 1.00286.34 ATOM 24 N SER H 53 91.388 4.488 -5.495 1.00283.53 ATOM 25 CA SER H 53 91.174 4.132 -4.096 1.00284.86 ATOM 26 C SER H 53 92.151 4.915 -3.210 1.00290.15 ATOM 27 O SER H 53 91.770 5.345 -2.120 1.00289.43 ATOM 28 CB SER H 53 91.380 2.628 -3.881 1.00289.71 ATOM 29 OG SER H 53 91.208 1.825 -5.041 1.00299.97 ATOM 30 N GLN H 54 93.404 5.103 -3.683 1.00287.39 ATOM 31 CA GLN H 54 94.415 5.836 -2.934 1.00287.18 ATOM 32 C GLN H 54 94.012 7.277 -2.802 1.00291.61 ATOM 33 O GLN H 54 94.132 7.838 -1.716 1.00291.84 ATOM 34 CB GLN H 54 95.803 5.737 -3.583 1.00288.28 ATOM 35 CG GLN H 54 96.915 6.408 -2.753 1.00292.89 ATOM 36 CD GLN H 54 96.902 6.019 -1.279 1.00299.84 ATOM 37 OE1 GLN H 54 96.924 4.837 -0.917 1.00294.39 ATOM 38 NE2 GLN H 54 96.707 6.996 -0.404 1.00288.05 ATOM 39 N GLU H 55 93.534 7.881 -3.900 1.00288.22 ATOM 40 CA GLU H 55 93.107 9.269 -3.896 1.00288.16 ATOM 41 C GLU H 55 91.932 9.458 -2.958 1.00293.64 ATOM 42 O GLU H 55 91.892 10.458 -2.250 1.00294.76 ATOM 43 CB GLU H 55 92.774 9.747 -5.313 1.00289.19 ATOM 44 CG GLU H 55 92.870 11.255 -5.518 1.00294.42 ATOM 45 CD GLU H 55 93.916 12.000 -4.717 1.00300.00 ATOM 46 OE1 GLU H 55 95.114 11.670 -4.856 1.00296.45 ATOM 47 OE2 GLU H 55 93.532 12.860 -3.892 1.00297.88 ATOM 48 N ALA H 56 91.005 8.476 -2.917 1.00289.51 ATOM 49 CA ALA H 56 89.825 8.500 -2.053 1.00288.92 ATOM 50 C ALA H 56 90.226 8.492 -0.584 1.00292.55 ATOM 51 O ALA H 56 89.460 8.965 0.251 1.00291.56 ATOM 52 CB ALA H 56 88.922 7.317 -2.363 1.00289.50 ATOM 53 N ASP H 57 91.411 7.952 -0.269 1.00289.26 ATOM 54 CA ASP H 57 91.914 7.898 1.101 1.00288.77 ATOM 55 C ASP H 57 92.597 9.186 1.480 1.00292.88 ATOM 56 O ASP H 57 92.345 9.710 2.564 1.00292.33 ATOM 57 CB ASP H 57 92.876 6.724 1.280 1.00290.12 ATOM 58 CG ASP H 57 92.220 5.365 1.140 1.00297.90 ATOM 59 OD1 ASP H 57 90.970 5.290 1.255 1.00298.84 ATOM 60 OD2 ASP H 57 92.946 4.385 0.863 1.00300.00 ATOM 61 N ASP H 58 93.466 9.696 0.589 1.00288.52 ATOM 62 CA ASP H 58 94.206 10.939 0.797 1.00287.61 ATOM 63 C ASP H 58 93.267 12.128 0.977 1.00291.54 ATOM 64 O ASP H 58 93.644 13.123 1.593 1.00291.00 ATOM 65 CB ASP H 58 95.187 11.182 -0.360 1.00288.79 ATOM 66 CG ASP H 58 96.284 10.139 -0.493 1.00294.39 ATOM 67 OD1 ASP H 58 96.657 9.533 0.535 1.00293.43 ATOM 68 OD2 ASP H 58 96.773 9.936 -1.620 1.00299.96 ATOM 69 N MET H 59 92.039 12.006 0.461 1.00288.67 ATOM 70 CA MET H 59 91.013 13.040 0.533 1.00288.78 ATOM 71 C MET H 59 90.080 12.858 1.683 1.00290.98 ATOM 72 O MET H 59 89.435 13.821 2.099 1.00290.10 ATOM 73 CB MET H 59 90.236 13.096 -0.770 1.00291.48 ATOM 74 CG MET H 59 91.097 13.576 -1.903 1.00295.44 ATOM 75 SD MET H 59 90.243 14.428 -3.218 1.00300.00 ATOM 76 CE MET H 59 89.554 15.844 -2.344 1.00297.45 ATOM 77 N ALA H 60 90.008 11.627 2.194 1.00287.09 ATOM 78 CA ALA H 60 89.163 11.222 3.306 1.00286.89 ATOM 79 C ALA H 60 87.702 11.126 2.864 1.00288.66 ATOM 80 O ALA H 60 86.771 11.574 3.545 1.00287.70 ATOM 81 CB ALA H 60 89.345 12.157 4.489 1.00287.93 ATOM 82 N MET H 61 87.516 10.507 1.710 1.00283.63 ATOM 83 CA MET H 61 86.202 10.267 1.155 1.00282.82 ATOM 84 C MET H 61 85.996 8.770 0.959 1.00284.69 ATOM 85 O MET H 61 86.944 8.040 0.662 1.00282.77 ATOM 86 CB MET H 61 86.083 10.983 -0.188 1.00285.33 ATOM 87 CG MET H 61 84.682 11.299 -0.589 1.00289.37 ATOM 88 SD MET H 61 84.383 13.003 -1.154 1.00293.88 ATOM 89 CE MET H 61 85.316 13.109 -2.680 1.00290.55 ATOM 90 N GLU H 62 84.748 8.316 1.099 1.00281.74 ATOM 91 CA GLU H 62 84.398 6.927 0.848 1.00282.07 ATOM 92 C GLU H 62 84.635 6.727 -0.641 1.00287.33 ATOM 93 O GLU H 62 84.283 7.601 -1.427 1.00287.70 ATOM 94 CB GLU H 62 82.920 6.684 1.198 1.00283.38 ATOM 95 CG GLU H 62 82.506 5.220 1.269 1.00291.39 ATOM 96 CD GLU H 62 82.180 4.571 -0.066 1.00300.00 ATOM 97 OE1 GLU H 62 82.644 3.430 -0.300 1.00292.37 ATOM 98 OE2 GLU H 62 81.464 5.200 -0.880 1.00295.72 ATOM 99 N LYS H 63 85.278 5.627 -1.022 1.00283.15 ATOM 100 CA LYS H 63 85.592 5.334 -2.417 1.00282.32 ATOM 101 C LYS H 63 84.453 5.610 -3.447 1.00284.18 ATOM 102 O LYS H 63 84.685 6.332 -4.427 1.00284.53 ATOM 103 CB LYS H 63 86.111 3.909 -2.519 1.00284.38 ATOM 104 CG LYS H 63 86.848 3.663 -3.782 1.00295.05 ATOM 105 CD LYS H 63 87.239 2.229 -3.837 1.00299.67 ATOM 106 CE LYS H 63 87.904 1.995 -5.141 1.00299.49 ATOM 107 NZ LYS H 63 88.103 0.562 -5.424 1.00300.00 ATOM 108 N GLY H 64 83.258 5.039 -3.222 1.00276.22 ATOM 109 CA GLY H 64 82.085 5.235 -4.078 1.00273.48 ATOM 110 C GLY H 64 81.635 6.686 -4.131 1.00271.80 ATOM 111 O GLY H 64 81.311 7.203 -5.202 1.00270.50 ATOM 112 N LYS H 65 81.646 7.362 -2.978 1.00264.70 ATOM 113 CA LYS H 65 81.292 8.776 -2.849 1.00262.58 ATOM 114 C LYS H 65 82.254 9.629 -3.700 1.00266.36 ATOM 115 O LYS H 65 81.815 10.552 -4.389 1.00265.71 ATOM 116 CB LYS H 65 81.387 9.172 -1.375 1.00262.46 ATOM 117 CG LYS H 65 80.491 10.319 -0.974 1.00245.83 ATOM 118 CD LYS H 65 80.828 10.804 0.434 1.00234.89 ATOM 119 CE LYS H 65 80.190 9.976 1.521 1.00219.67 ATOM 120 NZ LYS H 65 81.217 9.280 2.325 1.00216.10 ATOM 121 N TYR H 66 83.558 9.278 -3.677 1.00263.03 ATOM 122 CA TYR H 66 84.619 9.941 -4.439 1.00262.75 ATOM 123 C TYR H 66 84.445 9.762 -5.921 1.00269.56 ATOM 124 O TYR H 66 84.617 10.723 -6.669 1.00269.09 ATOM 125 CB TYR H 66 86.007 9.436 -4.026 1.00262.55 ATOM 126 CG TYR H 66 87.147 10.038 -4.826 1.00261.78 ATOM 127 CD1 TYR H 66 87.423 11.402 -4.768 1.00263.33 ATOM 128 CD2 TYR H 66 87.954 9.245 -5.628 1.00261.46 ATOM 129 CE1 TYR H 66 88.450 11.968 -5.520 1.00262.79 ATOM 130 CE2 TYR H 66 88.993 9.799 -6.378 1.00261.54 ATOM 131 CZ TYR H 66 89.234 11.164 -6.323 1.00264.57 ATOM 132 OH TYR H 66 90.242 11.737 -7.063 1.00259.91 ATOM 133 N VAL H 67 84.128 8.535 -6.354 1.00268.73 ATOM 134 CA VAL H 67 83.911 8.229 -7.767 1.00269.68 ATOM 135 C VAL H 67 82.697 9.035 -8.274 1.00273.61 ATOM 136 O VAL H 67 82.669 9.451 -9.441 1.00273.56 ATOM 137 CB VAL H 67 83.777 6.701 -8.014 1.00274.26 ATOM 138 CG1 VAL H 67 83.415 6.405 -9.463 1.00274.42 ATOM 139 CG2 VAL H 67 85.063 5.954 -7.634 1.00274.01 ATOM 140 N GLY H 68 81.734 9.279 -7.382 1.00268.92 ATOM 141 CA GLY H 68 80.554 10.076 -7.710 1.00267.92 ATOM 142 C GLY H 68 80.923 11.500 -8.082 1.00269.60 ATOM 143 O GLY H 68 80.404 12.070 -9.052 1.00268.50 ATOM 144 N GLU H 69 81.864 12.063 -7.322 1.00265.33 ATOM 145 CA GLU H 69 82.374 13.402 -7.567 1.00264.83 ATOM 146 C GLU H 69 83.106 13.470 -8.893 1.00267.18 ATOM 147 O GLU H 69 82.970 14.458 -9.613 1.00267.24 ATOM 148 CB GLU H 69 83.299 13.839 -6.434 1.00266.29 ATOM 149 CG GLU H 69 82.549 14.311 -5.205 1.00277.21 ATOM 150 CD GLU H 69 81.590 15.445 -5.494 1.00300.00 ATOM 151 OE1 GLU H 69 81.996 16.395 -6.204 1.00300.00 ATOM 152 OE2 GLU H 69 80.431 15.381 -5.020 1.00293.51 ATOM 153 N LEU H 70 83.866 12.420 -9.227 1.00261.68 ATOM 154 CA LEU H 70 84.590 12.364 -10.488 1.00260.42 ATOM 155 C LEU H 70 83.639 12.327 -11.652 1.00264.14 ATOM 156 O LEU H 70 83.904 12.980 -12.657 1.00264.49 ATOM 157 CB LEU H 70 85.519 11.159 -10.549 1.00259.92 ATOM 158 CG LEU H 70 86.745 11.225 -9.668 1.00263.68 ATOM 159 CD1 LEU H 70 87.654 10.055 -9.931 1.00264.10 ATOM 160 CD2 LEU H 70 87.524 12.476 -9.915 1.00264.04 ATOM 161 N ARG H 71 82.525 11.587 -11.520 1.00259.74 ATOM 162 CA ARG H 71 81.532 11.507 -12.582 1.00259.55 ATOM 163 C ARG H 71 80.975 12.888 -12.895 1.00264.65 ATOM 164 O ARG H 71 80.921 13.279 -14.060 1.00264.89 ATOM 165 CB ARG H 71 80.406 10.548 -12.207 1.00259.14 ATOM 166 CG ARG H 71 80.772 9.088 -12.456 1.00272.44 ATOM 167 CD ARG H 71 79.598 8.145 -12.221 1.00287.24 ATOM 168 NE ARG H 71 80.021 6.735 -12.253 1.00295.87 ATOM 169 CZ ARG H 71 80.255 5.965 -11.187 1.00300.00 ATOM 170 NH1 ARG H 71 80.054 6.436 -9.961 1.00294.91 ATOM 171 NH2 ARG H 71 80.647 4.705 -11.343 1.00276.83 ATOM 172 N LYS H 72 80.599 13.640 -11.856 1.00261.10 ATOM 173 CA LYS H 72 80.066 14.993 -12.019 1.00260.55 ATOM 174 C LYS H 72 81.091 15.979 -12.601 1.00265.12 ATOM 175 O LYS H 72 80.735 16.826 -13.420 1.00264.26 ATOM 176 CB LYS H 72 79.525 15.512 -10.690 1.00261.67 ATOM 177 CG LYS H 72 78.256 14.798 -10.247 1.00257.82 ATOM 178 CD LYS H 72 77.712 15.361 -8.959 1.00257.61 ATOM 179 CE LYS H 72 78.462 14.886 -7.746 1.00256.19 ATOM 180 NZ LYS H 72 77.893 15.481 -6.511 1.00258.37 ATOM 181 N ALA H 73 82.364 15.841 -12.209 1.00262.37 ATOM 182 CA ALA H 73 83.435 16.735 -12.652 1.00262.11 ATOM 183 C ALA H 73 84.037 16.406 -14.012 1.00265.45 ATOM 184 O ALA H 73 84.334 17.315 -14.780 1.00264.12 ATOM 185 CB ALA H 73 84.535 16.787 -11.606 1.00262.91 ATOM 186 N LEU H 74 84.232 15.119 -14.308 1.00263.01 ATOM 187 CA LEU H 74 84.880 14.690 -15.544 1.00263.43 ATOM 188 C LEU H 74 83.970 14.283 -16.690 1.00269.29 ATOM 189 O LEU H 74 84.375 14.383 -17.848 1.00269.01 ATOM 190 CB LEU H 74 85.877 13.560 -15.261 1.00263.40 ATOM 191 CG LEU H 74 86.996 13.818 -14.242 1.00267.70 ATOM 192 CD1 LEU H 74 87.940 12.624 -14.193 1.00267.88 ATOM 193 CD2 LEU H 74 87.776 15.106 -14.554 1.00268.93 ATOM 194 N LEU H 75 82.765 13.800 -16.387 1.00267.41 ATOM 195 CA LEU H 75 81.832 13.346 -17.418 1.00267.94 ATOM 196 C LEU H 75 80.733 14.370 -17.675 1.00273.35 ATOM 197 O LEU H 75 79.700 14.044 -18.258 1.00273.14 ATOM 198 CB LEU H 75 81.274 11.955 -17.071 1.00268.11 ATOM 199 CG LEU H 75 82.311 10.890 -16.646 1.00273.37 ATOM 200 CD1 LEU H 75 81.644 9.566 -16.381 1.00273.71 ATOM 201 CD2 LEU H 75 83.413 10.714 -17.687 1.00276.54 ATOM 202 N SER H 76 80.987 15.629 -17.256 1.00271.14 ATOM 203 CA SER H 76 80.111 16.802 -17.384 1.00271.86 ATOM 204 C SER H 76 78.657 16.590 -17.013 1.00276.81 ATOM 205 O SER H 76 77.739 17.172 -17.602 1.00275.66 ATOM 206 CB SER H 76 80.321 17.558 -18.697 1.00276.76 ATOM 207 OG SER H 76 79.672 17.018 -19.839 1.00288.07 ATOM 208 N GLY H 77 78.485 15.778 -15.980 1.00275.26 ATOM 209 CA GLY H 77 77.206 15.483 -15.358 1.00276.06 ATOM 210 C GLY H 77 77.157 16.195 -14.020 1.00282.40 ATOM 211 O GLY H 77 76.692 15.636 -13.022 1.00282.47 ATOM 212 N ALA H 78 77.682 17.436 -13.997 1.00280.17 ATOM 213 CA ALA H 78 77.754 18.313 -12.831 1.00280.47 ATOM 214 C ALA H 78 76.474 19.122 -12.684 1.00286.62 ATOM 215 O ALA H 78 75.963 19.647 -13.680 1.00287.46 ATOM 216 CB ALA H 78 78.929 19.262 -12.984 1.00281.05 ATOM 217 N GLY H 79 75.990 19.244 -11.448 1.00283.36 ATOM 218 CA GLY H 79 74.797 20.027 -11.134 1.00283.07 ATOM 219 C GLY H 79 75.045 21.528 -11.203 1.00285.60 ATOM 220 O GLY H 79 76.198 21.948 -11.334 1.00285.23 ATOM 221 N PRO H 80 74.004 22.390 -11.124 1.00280.55 ATOM 222 CA PRO H 80 74.266 23.845 -11.156 1.00279.74 ATOM 223 C PRO H 80 74.981 24.296 -9.879 1.00281.83 ATOM 224 O PRO H 80 75.788 25.228 -9.911 1.00281.48 ATOM 225 CB PRO H 80 72.875 24.455 -11.291 1.00281.59 ATOM 226 CG PRO H 80 71.949 23.433 -10.730 1.00286.13 ATOM 227 CD PRO H 80 72.565 22.092 -10.965 1.00281.82 TER