HEADER CONTRACTILE PROTEIN 02-MAY-10 3MUD TITLE Structure of the Tropomyosin Overlap Complex from Chicken Smooth TITLE 2 Muscle COMPND MOL_ID: 1; COMPND 2 MOLECULE: DNA repair protein XRCC4, Tropomyosin alpha-1 chain; COMPND 3 CHAIN: A, B; COMPND 4 MUTATION: YES; COMPND 5 FRAGMENT: Fusion protein of GGSG followed by residues 2-135 of human XRCC4 COMPND 6 protein and residues 248-284 of chicken smooth muscle ; COMPND 7 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 2.20 ANGSTORMS DBREF 3MUD A 2 135 UNP Q13426 XRCC4_HUMAN 2 135 DBREF 3MUD A 248 284 UNP P04268 TPM1_CHICK 1 37 SEQRES 1 A 32 GLU SER GLU ILE SER GLN GLU ALA ASP ASP MET ALA MET SEQRES 2 A 32 GLU LYS GLY LYS TYR VAL GLY GLU LEU ARG LYS ALA LEU SEQRES 3 A 32 LEU SER GLY ALA GLY PRO ATOM 1 N GLU A 49 4.087 -12.929 -17.398 1.00 42.57 ATOM 2 CA GLU A 49 4.038 -12.631 -15.966 1.00 39.70 ATOM 3 C GLU A 49 5.137 -11.624 -15.608 1.00 45.27 ATOM 4 O GLU A 49 4.909 -10.667 -14.855 1.00 43.60 ATOM 5 CB GLU A 49 4.192 -13.930 -15.158 1.00 43.69 ATOM 6 CG GLU A 49 4.321 -13.743 -13.634 1.00 59.92 ATOM 7 CD GLU A 49 4.100 -15.030 -12.837 1.00 74.25 ATOM 8 OE1 GLU A 49 4.283 -16.137 -13.393 1.00 76.51 ATOM 9 OE2 GLU A 49 3.741 -14.929 -11.642 1.00 75.34 ATOM 10 N SER A 50 6.324 -11.852 -16.167 1.00 47.81 ATOM 11 CA SER A 50 7.502 -11.026 -15.911 1.00 53.87 ATOM 12 C SER A 50 7.313 -9.594 -16.397 1.00 47.38 ATOM 13 O SER A 50 7.726 -8.651 -15.724 1.00 46.96 ATOM 14 CB SER A 50 8.737 -11.654 -16.574 1.00 62.32 ATOM 15 OG SER A 50 9.821 -10.743 -16.616 1.00 70.93 ATOM 16 N GLU A 51 6.697 -9.444 -17.570 1.00 43.50 ATOM 17 CA GLU A 51 6.400 -8.128 -18.140 1.00 45.12 ATOM 18 C GLU A 51 5.424 -7.330 -17.274 1.00 42.21 ATOM 19 O GLU A 51 5.596 -6.119 -17.100 1.00 41.60 ATOM 20 CB GLU A 51 5.871 -8.260 -19.576 1.00 44.58 ATOM 21 CG GLU A 51 6.971 -8.503 -20.620 1.00 52.91 ATOM 22 CD GLU A 51 6.442 -9.069 -21.939 1.00 57.65 ATOM 23 OE1 GLU A 51 5.235 -9.365 -22.039 1.00 52.39 ATOM 24 OE2 GLU A 51 7.245 -9.232 -22.880 1.00 67.86 ATOM 25 N ILE A 52 4.415 -8.014 -16.727 1.00 34.94 ATOM 26 CA ILE A 52 3.442 -7.381 -15.819 1.00 35.95 ATOM 27 C ILE A 52 4.108 -6.856 -14.542 1.00 38.96 ATOM 28 O ILE A 52 3.854 -5.717 -14.137 1.00 41.33 ATOM 29 CB ILE A 52 2.263 -8.335 -15.493 1.00 42.73 ATOM 30 CG1 ILE A 52 1.436 -8.592 -16.761 1.00 40.25 ATOM 31 CG2 ILE A 52 1.367 -7.761 -14.392 1.00 42.66 ATOM 32 CD1 ILE A 52 0.573 -9.837 -16.700 1.00 42.93 ATOM 33 N SER A 53 4.968 -7.680 -13.935 1.00 43.51 ATOM 34 CA SER A 53 5.717 -7.316 -12.723 1.00 42.81 ATOM 35 C SER A 53 6.676 -6.161 -12.971 1.00 42.36 ATOM 36 O SER A 53 6.830 -5.280 -12.124 1.00 43.63 ATOM 37 CB SER A 53 6.520 -8.511 -12.188 1.00 46.12 ATOM 38 OG SER A 53 5.676 -9.566 -11.763 1.00 50.91 ATOM 39 N GLN A 54 7.338 -6.182 -14.123 1.00 45.75 ATOM 40 CA GLN A 54 8.250 -5.102 -14.484 1.00 50.60 ATOM 41 C GLN A 54 7.501 -3.765 -14.583 1.00 44.95 ATOM 42 O GLN A 54 7.964 -2.747 -14.068 1.00 49.06 ATOM 43 CB GLN A 54 8.997 -5.425 -15.783 1.00 51.34 ATOM 44 CG GLN A 54 10.202 -4.518 -16.066 1.00 68.17 ATOM 45 CD GLN A 54 11.234 -4.517 -14.938 1.00 88.11 ATOM 46 OE1 GLN A 54 11.648 -5.572 -14.447 1.00 94.35 ATOM 47 NE2 GLN A 54 11.657 -3.324 -14.530 1.00 89.85 ATOM 48 N GLU A 55 6.339 -3.780 -15.230 1.00 38.63 ATOM 49 CA GLU A 55 5.516 -2.575 -15.348 1.00 36.03 ATOM 50 C GLU A 55 5.090 -2.036 -13.986 1.00 35.13 ATOM 51 O GLU A 55 5.278 -0.853 -13.709 1.00 42.98 ATOM 52 CB GLU A 55 4.298 -2.837 -16.238 1.00 37.17 ATOM 53 CG GLU A 55 3.671 -1.572 -16.787 1.00 57.77 ATOM 54 CD GLU A 55 4.348 -1.087 -18.052 1.00 49.10 ATOM 55 OE1 GLU A 55 3.981 -1.569 -19.140 1.00 34.35 ATOM 56 OE2 GLU A 55 5.217 -0.199 -17.961 1.00 43.13 ATOM 57 N ALA A 56 4.541 -2.899 -13.131 1.00 34.62 ATOM 58 CA ALA A 56 4.131 -2.491 -11.780 1.00 41.64 ATOM 59 C ALA A 56 5.302 -1.848 -11.039 1.00 45.48 ATOM 60 O ALA A 56 5.146 -0.822 -10.369 1.00 45.64 ATOM 61 CB ALA A 56 3.588 -3.685 -10.992 1.00 40.91 ATOM 62 N ASP A 57 6.478 -2.452 -11.187 1.00 49.33 ATOM 63 CA ASP A 57 7.700 -1.939 -10.582 1.00 52.79 ATOM 64 C ASP A 57 8.090 -0.562 -11.133 1.00 54.84 ATOM 65 O ASP A 57 8.373 0.359 -10.362 1.00 55.63 ATOM 66 CB ASP A 57 8.843 -2.933 -10.796 1.00 57.22 ATOM 67 CG ASP A 57 10.032 -2.641 -9.916 1.00 71.39 ATOM 68 OD1 ASP A 57 9.868 -2.677 -8.679 1.00 75.02 ATOM 69 OD2 ASP A 57 11.126 -2.377 -10.461 1.00 76.89 ATOM 70 N ASP A 58 8.094 -0.429 -12.461 1.00 51.08 ATOM 71 CA ASP A 58 8.488 0.822 -13.117 1.00 51.01 ATOM 72 C ASP A 58 7.576 1.995 -12.773 1.00 46.74 ATOM 73 O ASP A 58 8.046 3.131 -12.670 1.00 54.19 ATOM 74 CB ASP A 58 8.558 0.651 -14.636 1.00 52.99 ATOM 75 CG ASP A 58 9.739 -0.206 -15.083 1.00 57.20 ATOM 76 OD1 ASP A 58 9.680 -0.727 -16.216 1.00 54.15 ATOM 77 OD2 ASP A 58 10.718 -0.358 -14.317 1.00 55.32 ATOM 78 N MET A 59 6.286 1.715 -12.588 1.00 37.41 ATOM 79 CA MET A 59 5.306 2.740 -12.215 1.00 39.19 ATOM 80 C MET A 59 5.214 2.948 -10.698 1.00 41.30 ATOM 81 O MET A 59 4.383 3.733 -10.228 1.00 44.23 ATOM 82 CB MET A 59 3.916 2.384 -12.758 1.00 41.21 ATOM 83 CG MET A 59 3.920 1.638 -14.096 1.00 55.48 ATOM 84 SD MET A 59 2.267 1.323 -14.757 1.00 55.96 ATOM 85 CE MET A 59 1.277 1.943 -13.415 1.00 27.48 ATOM 86 N ALA A 60 6.064 2.249 -9.944 1.00 45.10 ATOM 87 CA ALA A 60 6.011 2.241 -8.474 1.00 47.78 ATOM 88 C ALA A 60 4.604 1.954 -7.940 1.00 48.41 ATOM 89 O ALA A 60 4.134 2.603 -7.004 1.00 47.00 ATOM 90 CB ALA A 60 6.565 3.559 -7.888 1.00 48.10 ATOM 91 N MET A 61 3.926 0.987 -8.552 1.00 49.33 ATOM 92 CA MET A 61 2.586 0.616 -8.111 1.00 45.33 ATOM 93 C MET A 61 2.613 -0.777 -7.507 1.00 46.38 ATOM 94 O MET A 61 3.242 -1.677 -8.064 1.00 43.09 ATOM 95 CB MET A 61 1.589 0.679 -9.269 1.00 39.61 ATOM 96 CG MET A 61 0.146 0.470 -8.836 1.00 45.57 ATOM 97 SD MET A 61 -1.066 0.573 -10.156 1.00 42.00 ATOM 98 CE MET A 61 -0.921 2.292 -10.655 1.00 55.38 ATOM 99 N GLU A 62 1.941 -0.938 -6.365 1.00 47.65 ATOM 100 CA GLU A 62 1.812 -2.241 -5.700 1.00 51.17 ATOM 101 C GLU A 62 1.231 -3.265 -6.672 1.00 47.51 ATOM 102 O GLU A 62 0.270 -2.980 -7.389 1.00 40.69 ATOM 103 CB GLU A 62 0.952 -2.126 -4.434 1.00 52.82 ATOM 104 CG GLU A 62 0.989 -3.354 -3.503 1.00 56.54 ATOM 105 CD GLU A 62 -0.027 -4.426 -3.886 1.00 60.72 ATOM 106 OE1 GLU A 62 -1.187 -4.069 -4.197 1.00 60.58 ATOM 107 OE2 GLU A 62 0.330 -5.627 -3.872 1.00 59.19 ATOM 108 N LYS A 63 1.835 -4.450 -6.689 1.00 51.26 ATOM 109 CA LYS A 63 1.545 -5.485 -7.682 1.00 53.12 ATOM 110 C LYS A 63 0.052 -5.794 -7.840 1.00 50.01 ATOM 111 O LYS A 63 -0.480 -5.760 -8.959 1.00 43.66 ATOM 112 CB LYS A 63 2.333 -6.755 -7.338 1.00 56.53 ATOM 113 CG LYS A 63 2.038 -7.951 -8.209 1.00 52.52 ATOM 114 CD LYS A 63 2.580 -7.789 -9.613 1.00 52.85 ATOM 115 CE LYS A 63 2.743 -9.152 -10.242 1.00 55.15 ATOM 116 NZ LYS A 63 3.143 -9.038 -11.647 1.00 65.90 ATOM 117 N GLY A 64 -0.604 -6.091 -6.717 1.00 49.60 ATOM 118 CA GLY A 64 -2.030 -6.406 -6.679 1.00 47.01 ATOM 119 C GLY A 64 -2.879 -5.275 -7.226 1.00 46.45 ATOM 120 O GLY A 64 -3.827 -5.509 -7.979 1.00 44.49 ATOM 121 N LYS A 65 -2.523 -4.046 -6.863 1.00 43.95 ATOM 122 CA LYS A 65 -3.195 -2.858 -7.390 1.00 45.22 ATOM 123 C LYS A 65 -3.049 -2.771 -8.912 1.00 40.97 ATOM 124 O LYS A 65 -4.031 -2.530 -9.615 1.00 38.28 ATOM 125 CB LYS A 65 -2.657 -1.590 -6.719 1.00 48.28 ATOM 126 CG LYS A 65 -3.390 -0.299 -7.086 1.00 53.81 ATOM 127 CD LYS A 65 -2.918 0.866 -6.212 1.00 60.67 ATOM 128 CE LYS A 65 -3.195 2.222 -6.854 1.00 69.53 ATOM 129 NZ LYS A 65 -4.645 2.506 -7.048 1.00 72.82 ATOM 130 N TYR A 66 -1.835 -2.986 -9.418 1.00 37.92 ATOM 131 CA TYR A 66 -1.599 -2.888 -10.859 1.00 36.04 ATOM 132 C TYR A 66 -2.393 -3.944 -11.637 1.00 37.28 ATOM 133 O TYR A 66 -3.043 -3.635 -12.639 1.00 38.87 ATOM 134 CB TYR A 66 -0.101 -2.940 -11.188 1.00 35.60 ATOM 135 CG TYR A 66 0.169 -2.875 -12.671 1.00 37.91 ATOM 136 CD1 TYR A 66 -0.091 -1.707 -13.395 1.00 38.12 ATOM 137 CD2 TYR A 66 0.658 -3.981 -13.356 1.00 34.18 ATOM 138 CE1 TYR A 66 0.131 -1.644 -14.767 1.00 31.75 ATOM 139 CE2 TYR A 66 0.898 -3.926 -14.732 1.00 37.14 ATOM 140 CZ TYR A 66 0.623 -2.753 -15.429 1.00 34.35 ATOM 141 OH TYR A 66 0.854 -2.687 -16.780 1.00 35.85 ATOM 142 N VAL A 67 -2.369 -5.179 -11.140 1.00 40.75 ATOM 143 CA VAL A 67 -3.150 -6.275 -11.716 1.00 38.58 ATOM 144 C VAL A 67 -4.650 -5.941 -11.704 1.00 36.81 ATOM 145 O VAL A 67 -5.357 -6.212 -12.676 1.00 34.48 ATOM 146 CB VAL A 67 -2.873 -7.617 -10.986 1.00 43.10 ATOM 147 CG1 VAL A 67 -3.829 -8.719 -11.472 1.00 39.19 ATOM 148 CG2 VAL A 67 -1.409 -8.034 -11.180 1.00 39.32 ATOM 149 N GLY A 68 -5.114 -5.332 -10.614 1.00 37.48 ATOM 150 CA GLY A 68 -6.493 -4.843 -10.507 1.00 37.58 ATOM 151 C GLY A 68 -6.836 -3.830 -11.585 1.00 34.38 ATOM 152 O GLY A 68 -7.910 -3.893 -12.192 1.00 35.07 ATOM 153 N GLU A 69 -5.913 -2.900 -11.826 1.00 31.80 ATOM 154 CA GLU A 69 -6.051 -1.921 -12.905 1.00 30.96 ATOM 155 C GLU A 69 -6.122 -2.574 -14.297 1.00 34.45 ATOM 156 O GLU A 69 -6.913 -2.152 -15.143 1.00 32.07 ATOM 157 CB GLU A 69 -4.911 -0.892 -12.838 1.00 29.20 ATOM 158 CG GLU A 69 -5.063 0.143 -11.715 1.00 36.23 ATOM 159 CD GLU A 69 -6.263 1.068 -11.901 1.00 34.67 ATOM 160 OE1 GLU A 69 -6.635 1.361 -13.055 1.00 39.71 ATOM 161 OE2 GLU A 69 -6.841 1.494 -10.887 1.00 53.25 ATOM 162 N LEU A 70 -5.300 -3.600 -14.529 1.00 29.07 ATOM 163 CA LEU A 70 -5.342 -4.340 -15.787 1.00 28.08 ATOM 164 C LEU A 70 -6.699 -5.028 -15.953 1.00 28.01 ATOM 165 O LEU A 70 -7.293 -4.976 -17.020 1.00 28.28 ATOM 166 CB LEU A 70 -4.200 -5.359 -15.873 1.00 32.08 ATOM 167 CG LEU A 70 -2.776 -4.813 -16.047 1.00 36.30 ATOM 168 CD1 LEU A 70 -1.813 -5.974 -16.210 1.00 32.94 ATOM 169 CD2 LEU A 70 -2.666 -3.844 -17.245 1.00 31.92 ATOM 170 N ARG A 71 -7.195 -5.644 -14.884 1.00 30.08 ATOM 171 CA ARG A 71 -8.502 -6.283 -14.914 1.00 32.65 ATOM 172 C ARG A 71 -9.598 -5.298 -15.295 1.00 28.66 ATOM 173 O ARG A 71 -10.429 -5.596 -16.148 1.00 30.70 ATOM 174 CB ARG A 71 -8.826 -6.953 -13.571 1.00 34.86 ATOM 175 CG ARG A 71 -8.008 -8.219 -13.310 1.00 61.27 ATOM 176 CD ARG A 71 -8.649 -9.143 -12.276 1.00 72.02 ATOM 177 NE ARG A 71 -7.984 -10.448 -12.247 1.00 89.13 ATOM 178 CZ ARG A 71 -8.437 -11.553 -12.844 1.00 93.08 ATOM 179 NH1 ARG A 71 -9.583 -11.544 -13.519 1.00 85.07 ATOM 180 NH2 ARG A 71 -7.743 -12.680 -12.754 1.00 93.65 ATOM 181 N LYS A 72 -9.593 -4.125 -14.671 1.00 27.06 ATOM 182 CA LYS A 72 -10.636 -3.124 -14.914 1.00 30.83 ATOM 183 C LYS A 72 -10.597 -2.564 -16.337 1.00 32.70 ATOM 184 O LYS A 72 -11.633 -2.452 -17.004 1.00 33.36 ATOM 185 CB LYS A 72 -10.533 -2.008 -13.881 1.00 34.22 ATOM 186 CG LYS A 72 -10.890 -2.485 -12.468 1.00 43.09 ATOM 187 CD LYS A 72 -11.191 -1.333 -11.540 1.00 42.48 ATOM 188 CE LYS A 72 -9.931 -0.651 -11.055 1.00 38.14 ATOM 189 NZ LYS A 72 -10.288 0.400 -10.048 1.00 46.03 ATOM 190 N ALA A 73 -9.393 -2.237 -16.794 1.00 27.58 ATOM 191 CA ALA A 73 -9.181 -1.689 -18.130 1.00 31.37 ATOM 192 C ALA A 73 -9.437 -2.706 -19.236 1.00 30.49 ATOM 193 O ALA A 73 -10.061 -2.388 -20.244 1.00 32.06 ATOM 194 CB ALA A 73 -7.767 -1.142 -18.254 1.00 26.75 ATOM 195 N LEU A 74 -8.963 -3.929 -19.051 1.00 26.91 ATOM 196 CA LEU A 74 -8.930 -4.866 -20.175 1.00 29.16 ATOM 197 C LEU A 74 -10.103 -5.834 -20.175 1.00 33.67 ATOM 198 O LEU A 74 -10.437 -6.396 -21.213 1.00 30.21 ATOM 199 CB LEU A 74 -7.606 -5.628 -20.205 1.00 27.32 ATOM 200 CG LEU A 74 -6.325 -4.790 -20.268 1.00 29.43 ATOM 201 CD1 LEU A 74 -5.090 -5.708 -20.171 1.00 29.15 ATOM 202 CD2 LEU A 74 -6.280 -3.913 -21.533 1.00 25.13 ATOM 203 N LEU A 75 -10.728 -6.013 -19.012 1.00 24.37 ATOM 204 CA LEU A 75 -11.840 -6.950 -18.874 1.00 32.31 ATOM 205 C LEU A 75 -13.167 -6.236 -18.596 1.00 35.63 ATOM 206 O LEU A 75 -14.085 -6.830 -18.045 1.00 38.76 ATOM 207 CB LEU A 75 -11.548 -7.991 -17.773 1.00 32.14 ATOM 208 CG LEU A 75 -10.173 -8.670 -17.781 1.00 36.20 ATOM 209 CD1 LEU A 75 -10.039 -9.671 -16.612 1.00 35.63 ATOM 210 CD2 LEU A 75 -9.884 -9.344 -19.121 1.00 28.26 ATOM 211 N SER A 76 -13.261 -4.966 -18.996 1.00 37.38 ATOM 212 CA SER A 76 -14.494 -4.184 -18.873 1.00 37.43 ATOM 213 C SER A 76 -15.005 -4.183 -17.421 1.00 37.89 ATOM 214 O SER A 76 -16.154 -4.532 -17.151 1.00 37.29 ATOM 215 CB SER A 76 -15.560 -4.733 -19.840 1.00 38.25 ATOM 216 OG SER A 76 -16.507 -3.743 -20.182 1.00 53.84 ATOM 217 N GLY A 77 -14.130 -3.806 -16.490 1.00 37.56 ATOM 218 CA GLY A 77 -14.476 -3.772 -15.066 1.00 35.73 ATOM 219 C GLY A 77 -14.270 -2.410 -14.410 1.00 41.66 ATOM 220 O GLY A 77 -14.138 -2.321 -13.192 1.00 45.81 ATOM 221 N ALA A 78 -14.251 -1.348 -15.215 1.00 38.88 ATOM 222 CA ALA A 78 -14.039 0.005 -14.699 1.00 36.85 ATOM 223 C ALA A 78 -15.114 0.397 -13.689 1.00 36.56 ATOM 224 O ALA A 78 -16.294 0.158 -13.913 1.00 37.96 ATOM 225 CB ALA A 78 -13.991 1.015 -15.844 1.00 33.89 ATOM 226 N GLY A 79 -14.686 0.968 -12.568 1.00 39.05 ATOM 227 CA GLY A 79 -15.603 1.564 -11.604 1.00 43.88 ATOM 228 C GLY A 79 -15.874 3.016 -11.958 1.00 45.06 ATOM 229 O GLY A 79 -15.322 3.525 -12.934 1.00 39.78 ATOM 230 N PRO A 80 -16.699 3.707 -11.148 1.00 50.38 ATOM 231 CA PRO A 80 -17.150 5.069 -11.465 1.00 49.08 ATOM 232 C PRO A 80 -16.005 6.057 -11.699 1.00 46.28 ATOM 233 O PRO A 80 -16.099 6.916 -12.579 1.00 48.04 ATOM 234 CB PRO A 80 -17.942 5.483 -10.216 1.00 54.35 ATOM 235 CG PRO A 80 -18.243 4.210 -9.482 1.00 53.74 ATOM 236 CD PRO A 80 -17.122 3.280 -9.802 1.00 56.83 TER