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 G 1 157 UNP Q13426 XRCC4_HUMAN 1 157 SEQRES 1 G 31 SER GLU ILE SER GLN GLU ALA ASP ASP MET ALA MET GLU SEQRES 2 G 31 LYS GLY LYS TYR VAL GLY GLU LEU ARG LYS ALA LEU LEU SEQRES 3 G 31 SER GLY ALA GLY PRO ATOM 1 N SER G 79 76.778 29.922 -59.274 1.00252.30 ATOM 2 CA SER G 79 77.190 30.028 -60.665 1.00252.04 ATOM 3 C SER G 79 78.160 28.924 -61.055 1.00256.68 ATOM 4 O SER G 79 78.008 28.333 -62.119 1.00256.47 ATOM 5 CB SER G 79 77.793 31.400 -60.947 1.00255.03 ATOM 6 OG SER G 79 78.966 31.654 -60.193 1.00262.76 ATOM 7 N GLU G 80 79.135 28.622 -60.188 1.00253.56 ATOM 8 CA GLU G 80 80.115 27.569 -60.453 1.00253.43 ATOM 9 C GLU G 80 79.436 26.228 -60.576 1.00258.13 ATOM 10 O GLU G 80 79.816 25.439 -61.439 1.00256.71 ATOM 11 CB GLU G 80 81.151 27.497 -59.339 1.00254.65 ATOM 12 CG GLU G 80 82.122 28.655 -59.318 1.00262.85 ATOM 13 CD GLU G 80 83.079 28.588 -58.148 1.00273.65 ATOM 14 OE1 GLU G 80 82.678 28.987 -57.034 1.00275.05 ATOM 15 OE2 GLU G 80 84.222 28.114 -58.337 1.00260.35 ATOM 16 N ILE G 81 78.436 25.967 -59.718 1.00256.93 ATOM 17 CA ILE G 81 77.687 24.712 -59.727 1.00257.73 ATOM 18 C ILE G 81 76.992 24.519 -61.048 1.00266.36 ATOM 19 O ILE G 81 77.165 23.484 -61.693 1.00265.81 ATOM 20 CB ILE G 81 76.701 24.641 -58.547 1.00260.00 ATOM 21 CG1 ILE G 81 77.492 24.556 -57.229 1.00260.03 ATOM 22 CG2 ILE G 81 75.739 23.450 -58.716 1.00259.67 ATOM 23 CD1 ILE G 81 76.723 24.609 -55.992 1.00265.14 ATOM 24 N SER G 82 76.205 25.518 -61.449 1.00266.86 ATOM 25 CA SER G 82 75.460 25.510 -62.704 1.00268.51 ATOM 26 C SER G 82 76.421 25.321 -63.876 1.00273.99 ATOM 27 O SER G 82 76.112 24.572 -64.808 1.00273.77 ATOM 28 CB SER G 82 74.682 26.815 -62.871 1.00274.19 ATOM 29 OG SER G 82 74.298 27.403 -61.635 1.00286.99 ATOM 30 N GLN G 83 77.598 25.979 -63.814 1.00270.90 ATOM 31 CA GLN G 83 78.602 25.866 -64.862 1.00270.65 ATOM 32 C GLN G 83 79.148 24.462 -64.939 1.00276.87 ATOM 33 O GLN G 83 79.264 23.914 -66.036 1.00278.16 ATOM 34 CB GLN G 83 79.742 26.868 -64.664 1.00271.19 ATOM 35 CG GLN G 83 80.742 26.865 -65.829 1.00267.77 ATOM 36 CD GLN G 83 80.089 26.947 -67.206 1.00266.36 ATOM 37 OE1 GLN G 83 79.329 27.864 -67.514 1.00256.53 ATOM 38 NE2 GLN G 83 80.319 25.956 -68.047 1.00251.02 ATOM 39 N GLU G 84 79.488 23.881 -63.783 1.00273.04 ATOM 40 CA GLU G 84 80.019 22.528 -63.731 1.00272.82 ATOM 41 C GLU G 84 79.020 21.526 -64.301 1.00278.13 ATOM 42 O GLU G 84 79.420 20.613 -65.020 1.00278.51 ATOM 43 CB GLU G 84 80.432 22.164 -62.295 1.00273.83 ATOM 44 CG GLU G 84 81.398 20.999 -62.193 1.00281.04 ATOM 45 CD GLU G 84 82.435 20.928 -63.291 1.00300.00 ATOM 46 OE1 GLU G 84 83.212 21.898 -63.437 1.00291.91 ATOM 47 OE2 GLU G 84 82.442 19.919 -64.034 1.00300.00 ATOM 48 N ALA G 85 77.722 21.730 -64.016 1.00274.76 ATOM 49 CA ALA G 85 76.637 20.884 -64.502 1.00274.77 ATOM 50 C ALA G 85 76.542 20.936 -66.014 1.00280.02 ATOM 51 O ALA G 85 76.068 19.980 -66.619 1.00278.62 ATOM 52 CB ALA G 85 75.320 21.324 -63.890 1.00275.45 ATOM 53 N ASP G 86 76.917 22.066 -66.619 1.00279.14 ATOM 54 CA ASP G 86 76.900 22.222 -68.069 1.00279.83 ATOM 55 C ASP G 86 78.103 21.562 -68.685 1.00285.70 ATOM 56 O ASP G 86 77.953 20.837 -69.663 1.00284.70 ATOM 57 CB ASP G 86 76.845 23.699 -68.466 1.00281.67 ATOM 58 CG ASP G 86 75.534 24.379 -68.112 1.00294.81 ATOM 59 OD1 ASP G 86 74.548 23.660 -67.827 1.00296.62 ATOM 60 OD2 ASP G 86 75.531 25.619 -67.974 1.00300.00 ATOM 61 N ASP G 87 79.298 21.799 -68.113 1.00284.09 ATOM 62 CA ASP G 87 80.559 21.221 -68.587 1.00284.53 ATOM 63 C ASP G 87 80.542 19.696 -68.539 1.00289.38 ATOM 64 O ASP G 87 81.290 19.046 -69.270 1.00289.10 ATOM 65 CB ASP G 87 81.745 21.767 -67.772 1.00286.30 ATOM 66 CG ASP G 87 81.975 23.255 -67.940 1.00295.68 ATOM 67 OD1 ASP G 87 81.602 23.802 -69.011 1.00296.25 ATOM 68 OD2 ASP G 87 82.531 23.877 -67.006 1.00300.00 ATOM 69 N MET G 88 79.668 19.133 -67.700 1.00285.39 ATOM 70 CA MET G 88 79.535 17.695 -67.535 1.00284.67 ATOM 71 C MET G 88 78.422 17.111 -68.349 1.00285.53 ATOM 72 O MET G 88 78.389 15.893 -68.550 1.00284.87 ATOM 73 CB MET G 88 79.356 17.364 -66.069 1.00287.25 ATOM 74 CG MET G 88 80.596 17.656 -65.282 1.00291.22 ATOM 75 SD MET G 88 80.682 16.712 -63.783 1.00296.01 ATOM 76 CE MET G 88 80.860 15.047 -64.477 1.00292.99 ATOM 77 N ALA G 89 77.548 17.984 -68.863 1.00280.19 ATOM 78 CA ALA G 89 76.390 17.630 -69.671 1.00279.29 ATOM 79 C ALA G 89 75.336 16.926 -68.815 1.00280.42 ATOM 80 O ALA G 89 74.757 15.909 -69.211 1.00279.08 ATOM 81 CB ALA G 89 76.803 16.783 -70.870 1.00280.17 ATOM 82 N MET G 90 75.073 17.500 -67.644 1.00275.45 ATOM 83 CA MET G 90 74.072 16.988 -66.724 1.00274.58 ATOM 84 C MET G 90 73.056 18.072 -66.407 1.00274.30 ATOM 85 O MET G 90 73.399 19.254 -66.359 1.00272.94 ATOM 86 CB MET G 90 74.752 16.525 -65.427 1.00277.44 ATOM 87 CG MET G 90 73.985 15.480 -64.658 1.00281.80 ATOM 88 SD MET G 90 74.931 14.019 -64.103 1.00286.56 ATOM 89 CE MET G 90 76.082 14.710 -62.907 1.00283.26 ATOM 90 N GLU G 91 71.810 17.665 -66.153 1.00268.76 ATOM 91 CA GLU G 91 70.767 18.584 -65.731 1.00268.09 ATOM 92 C GLU G 91 71.202 19.047 -64.349 1.00272.36 ATOM 93 O GLU G 91 71.647 18.234 -63.544 1.00272.34 ATOM 94 CB GLU G 91 69.427 17.848 -65.653 1.00269.29 ATOM 95 CG GLU G 91 68.213 18.754 -65.534 1.00278.98 ATOM 96 CD GLU G 91 67.931 19.265 -64.135 1.00299.96 ATOM 97 OE1 GLU G 91 67.665 20.480 -63.997 1.00297.18 ATOM 98 OE2 GLU G 91 67.991 18.460 -63.177 1.00291.43 ATOM 99 N LYS G 92 71.130 20.346 -64.094 1.00268.74 ATOM 100 CA LYS G 92 71.558 20.932 -62.823 1.00268.40 ATOM 101 C LYS G 92 71.130 20.167 -61.541 1.00272.00 ATOM 102 O LYS G 92 71.987 19.827 -60.722 1.00272.12 ATOM 103 CB LYS G 92 71.123 22.385 -62.766 1.00270.33 ATOM 104 CG LYS G 92 71.844 23.171 -61.714 1.00276.71 ATOM 105 CD LYS G 92 71.293 24.549 -61.677 1.00278.96 ATOM 106 CE LYS G 92 71.950 25.309 -60.575 1.00279.44 ATOM 107 NZ LYS G 92 71.304 26.622 -60.361 1.00286.20 ATOM 108 N GLY G 93 69.829 19.921 -61.383 1.00266.65 ATOM 109 CA GLY G 93 69.289 19.201 -60.231 1.00265.23 ATOM 110 C GLY G 93 69.816 17.787 -60.139 1.00266.49 ATOM 111 O GLY G 93 70.124 17.302 -59.045 1.00265.22 ATOM 112 N LYS G 94 69.952 17.130 -61.303 1.00262.37 ATOM 113 CA LYS G 94 70.481 15.775 -61.408 1.00261.76 ATOM 114 C LYS G 94 71.937 15.766 -60.900 1.00265.02 ATOM 115 O LYS G 94 72.346 14.838 -60.190 1.00264.78 ATOM 116 CB LYS G 94 70.405 15.327 -62.874 1.00263.78 ATOM 117 CG LYS G 94 70.324 13.829 -63.079 1.00274.27 ATOM 118 CD LYS G 94 70.511 13.468 -64.556 1.00279.20 ATOM 119 CE LYS G 94 69.260 13.613 -65.397 1.00280.34 ATOM 120 NZ LYS G 94 69.422 14.681 -66.411 1.00281.33 ATOM 121 N TYR G 95 72.693 16.831 -61.243 1.00260.49 ATOM 122 CA TYR G 95 74.089 17.019 -60.848 1.00259.22 ATOM 123 C TYR G 95 74.218 17.230 -59.361 1.00260.95 ATOM 124 O TYR G 95 75.098 16.637 -58.741 1.00260.07 ATOM 125 CB TYR G 95 74.727 18.194 -61.604 1.00259.82 ATOM 126 CG TYR G 95 76.152 18.500 -61.182 1.00259.78 ATOM 127 CD1 TYR G 95 77.171 17.570 -61.368 1.00260.97 ATOM 128 CD2 TYR G 95 76.482 19.722 -60.605 1.00260.10 ATOM 129 CE1 TYR G 95 78.479 17.840 -60.970 1.00260.14 ATOM 130 CE2 TYR G 95 77.789 20.003 -60.203 1.00260.48 ATOM 131 CZ TYR G 95 78.785 19.057 -60.385 1.00263.60 ATOM 132 OH TYR G 95 80.077 19.313 -59.977 1.00260.02 ATOM 133 N VAL G 96 73.355 18.083 -58.791 1.00256.73 ATOM 134 CA VAL G 96 73.351 18.363 -57.361 1.00256.60 ATOM 135 C VAL G 96 73.048 17.071 -56.587 1.00261.34 ATOM 136 O VAL G 96 73.571 16.871 -55.486 1.00261.57 ATOM 137 CB VAL G 96 72.391 19.528 -57.002 1.00260.42 ATOM 138 CG1 VAL G 96 72.321 19.738 -55.491 1.00260.48 ATOM 139 CG2 VAL G 96 72.824 20.829 -57.684 1.00260.08 ATOM 140 N GLY G 97 72.239 16.200 -57.186 1.00257.91 ATOM 141 CA GLY G 97 71.916 14.907 -56.591 1.00257.86 ATOM 142 C GLY G 97 73.159 14.051 -56.432 1.00261.87 ATOM 143 O GLY G 97 73.364 13.405 -55.397 1.00261.37 ATOM 144 N GLU G 98 74.019 14.084 -57.458 1.00258.58 ATOM 145 CA GLU G 98 75.287 13.367 -57.445 1.00258.59 ATOM 146 C GLU G 98 76.198 13.914 -56.364 1.00264.58 ATOM 147 O GLU G 98 76.861 13.146 -55.668 1.00264.27 ATOM 148 CB GLU G 98 75.967 13.450 -58.808 1.00259.63 ATOM 149 CG GLU G 98 75.377 12.480 -59.808 1.00267.31 ATOM 150 CD GLU G 98 75.410 11.034 -59.348 1.00285.39 ATOM 151 OE1 GLU G 98 76.469 10.584 -58.848 1.00284.83 ATOM 152 OE2 GLU G 98 74.363 10.360 -59.470 1.00276.81 ATOM 153 N LEU G 99 76.210 15.239 -56.202 1.00262.19 ATOM 154 CA LEU G 99 77.018 15.879 -55.173 1.00262.00 ATOM 155 C LEU G 99 76.576 15.469 -53.793 1.00262.66 ATOM 156 O LEU G 99 77.427 15.223 -52.945 1.00261.71 ATOM 157 CB LEU G 99 76.990 17.398 -55.301 1.00262.64 ATOM 158 CG LEU G 99 77.760 17.951 -56.492 1.00268.25 ATOM 159 CD1 LEU G 99 77.761 19.453 -56.480 1.00268.81 ATOM 160 CD2 LEU G 99 79.200 17.465 -56.492 1.00270.76 ATOM 161 N ARG G 100 75.259 15.368 -53.565 1.00257.75 ATOM 162 CA ARG G 100 74.736 14.956 -52.266 1.00257.04 ATOM 163 C ARG G 100 75.244 13.580 -51.893 1.00260.87 ATOM 164 O ARG G 100 75.775 13.391 -50.803 1.00259.48 ATOM 165 CB ARG G 100 73.210 14.973 -52.258 1.00256.50 ATOM 166 CG ARG G 100 72.644 16.382 -52.140 1.00267.34 ATOM 167 CD ARG G 100 71.147 16.403 -51.888 1.00278.75 ATOM 168 NE ARG G 100 70.622 17.778 -51.899 1.00287.00 ATOM 169 CZ ARG G 100 70.096 18.393 -52.959 1.00297.20 ATOM 170 NH1 ARG G 100 69.977 17.750 -54.119 1.00286.50 ATOM 171 NH2 ARG G 100 69.663 19.647 -52.861 1.00279.35 ATOM 172 N LYS G 101 75.108 12.625 -52.811 1.00259.13 ATOM 173 CA LYS G 101 75.565 11.259 -52.583 1.00259.97 ATOM 174 C LYS G 101 77.073 11.172 -52.367 1.00265.98 ATOM 175 O LYS G 101 77.516 10.389 -51.535 1.00265.70 ATOM 176 CB LYS G 101 75.148 10.358 -53.740 1.00262.66 ATOM 177 CG LYS G 101 73.644 10.144 -53.802 1.00279.01 ATOM 178 CD LYS G 101 73.244 9.184 -54.901 1.00288.86 ATOM 179 CE LYS G 101 73.272 9.826 -56.265 1.00295.85 ATOM 180 NZ LYS G 101 72.879 8.862 -57.321 1.00300.00 ATOM 181 N ALA G 102 77.853 11.993 -53.087 1.00264.10 ATOM 182 CA ALA G 102 79.316 11.981 -53.000 1.00264.90 ATOM 183 C ALA G 102 79.906 12.768 -51.842 1.00271.60 ATOM 184 O ALA G 102 80.866 12.309 -51.226 1.00271.44 ATOM 185 CB ALA G 102 79.923 12.453 -54.304 1.00265.58 ATOM 186 N LEU G 103 79.357 13.948 -51.552 1.00269.97 ATOM 187 CA LEU G 103 79.895 14.817 -50.506 1.00270.52 ATOM 188 C LEU G 103 79.240 14.727 -49.136 1.00274.42 ATOM 189 O LEU G 103 79.898 14.987 -48.127 1.00273.43 ATOM 190 CB LEU G 103 79.905 16.275 -50.981 1.00270.75 ATOM 191 CG LEU G 103 80.664 16.591 -52.278 1.00275.32 ATOM 192 CD1 LEU G 103 80.612 18.068 -52.556 1.00275.35 ATOM 193 CD2 LEU G 103 82.118 16.121 -52.220 1.00277.98 ATOM 194 N LEU G 104 77.958 14.385 -49.089 1.00272.02 ATOM 195 CA LEU G 104 77.237 14.314 -47.826 1.00272.22 ATOM 196 C LEU G 104 77.076 12.879 -47.353 1.00275.84 ATOM 197 O LEU G 104 76.207 12.592 -46.537 1.00275.92 ATOM 198 CB LEU G 104 75.892 15.058 -47.944 1.00272.60 ATOM 199 CG LEU G 104 75.943 16.487 -48.551 1.00277.96 ATOM 200 CD1 LEU G 104 74.585 17.137 -48.534 1.00278.73 ATOM 201 CD2 LEU G 104 76.935 17.382 -47.820 1.00280.59 ATOM 202 N SER G 105 77.952 11.985 -47.850 1.00271.92 ATOM 203 CA SER G 105 78.010 10.547 -47.559 1.00271.94 ATOM 204 C SER G 105 76.683 9.801 -47.515 1.00277.15 ATOM 205 O SER G 105 76.487 8.866 -46.726 1.00276.58 ATOM 206 CB SER G 105 78.964 10.210 -46.414 1.00274.94 ATOM 207 OG SER G 105 78.425 10.422 -45.123 1.00280.86 ATOM 208 N GLY G 106 75.802 10.211 -48.415 1.00275.03 ATOM 209 CA GLY G 106 74.505 9.603 -48.644 1.00275.69 ATOM 210 C GLY G 106 74.569 8.833 -49.944 1.00282.23 ATOM 211 O GLY G 106 73.632 8.884 -50.745 1.00281.84 ATOM 212 N ALA G 107 75.712 8.148 -50.171 1.00280.91 ATOM 213 CA ALA G 107 76.015 7.343 -51.355 1.00281.82 ATOM 214 C ALA G 107 75.495 5.924 -51.195 1.00289.20 ATOM 215 O ALA G 107 75.675 5.312 -50.134 1.00288.51 ATOM 216 CB ALA G 107 77.519 7.307 -51.590 1.00282.45 ATOM 217 N GLY G 108 74.885 5.409 -52.263 1.00288.48 ATOM 218 CA GLY G 108 74.352 4.053 -52.313 1.00289.63 ATOM 219 C GLY G 108 75.441 2.998 -52.410 1.00297.01 ATOM 220 O GLY G 108 76.618 3.341 -52.586 1.00297.71 ATOM 221 N PRO G 109 75.093 1.690 -52.304 1.00294.36 ATOM 222 CA PRO G 109 76.138 0.645 -52.435 1.00294.56 ATOM 223 C PRO G 109 76.710 0.588 -53.862 1.00299.14 ATOM 224 O PRO G 109 77.905 0.332 -54.074 1.00299.26 ATOM 225 CB PRO G 109 75.401 -0.645 -52.058 1.00296.22 ATOM 226 CG PRO G 109 73.948 -0.359 -52.330 1.00300.00 ATOM 227 CD PRO G 109 73.745 1.109 -52.110 1.00295.65 TER