HEADER NUCLEOTIDYLTRANSFERASE 31-DEC-69 1BPE TITLE CRYSTAL STRUCTURE OF RAT DNA POLYMERASE BETA; EVIDENCE FOR A COMMON TITLE 2 POLYMERASE MECHANISM COMPND MOL_ID: 1; COMPND 2 MOLECULE: DNA POLYMERASE BETA; COMPND 3 CHAIN: A; COMPND 4 EC: 2.7.7.7; COMPND 5 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 2.90 ANGSTORMS REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 GLY A 64 REMARK 465 VAL A 65 REMARK 465 GLY A 66 REMARK 465 THR A 67 REMARK 465 LYS A 68 REMARK 465 ILE A 69 REMARK 465 ALA A 70 DBREF 1BPE A 2 335 UNP P06766 DPOB_RAT 1 334 SEQRES 1 A 14 ASN GLY GLY ILE THR ASP MET LEU VAL GLU LEU ALA ASN SEQRES 2 A 14 PHE SEQRES 1 A 36 GLY ALA GLU ALA LYS LYS LEU PRO GLY VAL GLY THR LYS SEQRES 2 A 36 ILE ALA GLU LYS ILE ASP GLU PHE LEU ALA THR GLY LYS SEQRES 3 A 36 LEU ARG LYS LEU GLU LYS ILE ARG ARG ASP ATOM 1 N ASN A 12 1.695 -22.718 8.288 1.00100.00 ATOM 2 CA ASN A 12 2.850 -22.937 9.148 1.00100.00 ATOM 3 C ASN A 12 3.137 -21.767 10.096 1.00 99.22 ATOM 4 O ASN A 12 2.611 -20.651 9.937 1.00100.00 ATOM 5 CB ASN A 12 4.089 -23.249 8.320 1.00 99.97 ATOM 6 N GLY A 13 3.990 -22.037 11.097 1.00 96.96 ATOM 7 CA GLY A 13 4.364 -21.015 12.056 1.00 93.97 ATOM 8 C GLY A 13 4.970 -19.908 11.248 1.00 90.81 ATOM 9 O GLY A 13 4.849 -18.729 11.582 1.00 90.71 ATOM 10 N GLY A 14 5.609 -20.393 10.164 1.00 87.77 ATOM 11 CA GLY A 14 6.328 -19.666 9.122 1.00 84.38 ATOM 12 C GLY A 14 5.483 -18.642 8.365 1.00 81.36 ATOM 13 O GLY A 14 5.966 -17.544 8.039 1.00 80.59 ATOM 14 N ILE A 15 4.232 -19.023 8.077 1.00 79.30 ATOM 15 CA ILE A 15 3.303 -18.166 7.371 1.00 77.62 ATOM 16 C ILE A 15 2.469 -17.325 8.327 1.00 77.06 ATOM 17 O ILE A 15 1.762 -16.408 7.932 1.00 76.88 ATOM 18 CB ILE A 15 2.461 -18.941 6.372 1.00 76.63 ATOM 19 N THR A 16 2.554 -17.649 9.604 1.00 76.79 ATOM 20 CA THR A 16 1.818 -16.908 10.599 1.00 77.24 ATOM 21 C THR A 16 2.548 -15.606 10.991 1.00 76.85 ATOM 22 O THR A 16 1.902 -14.632 11.403 1.00 76.76 ATOM 23 CB THR A 16 1.500 -17.787 11.809 1.00 77.90 ATOM 24 N ASP A 17 3.908 -15.624 10.846 1.00 76.08 ATOM 25 CA ASP A 17 4.867 -14.533 11.159 1.00 74.57 ATOM 26 C ASP A 17 4.959 -13.396 10.152 1.00 73.65 ATOM 27 O ASP A 17 4.997 -12.219 10.523 1.00 73.26 ATOM 28 CB ASP A 17 6.257 -15.098 11.386 1.00 74.02 ATOM 29 N MET A 18 5.008 -13.745 8.865 1.00 73.47 ATOM 30 CA MET A 18 5.070 -12.723 7.850 1.00 73.09 ATOM 31 C MET A 18 3.781 -11.983 8.016 1.00 74.38 ATOM 32 O MET A 18 3.654 -10.815 7.729 1.00 73.99 ATOM 33 CB MET A 18 5.174 -13.318 6.464 1.00 72.25 ATOM 34 N LEU A 19 2.816 -12.726 8.527 1.00 77.40 ATOM 35 CA LEU A 19 1.509 -12.205 8.801 1.00 80.77 ATOM 36 C LEU A 19 1.635 -11.045 9.776 1.00 83.92 ATOM 37 O LEU A 19 1.367 -9.907 9.408 1.00 84.19 ATOM 38 CB LEU A 19 0.565 -13.286 9.337 1.00 80.93 ATOM 39 N VAL A 20 2.066 -11.321 11.016 1.00 86.95 ATOM 40 CA VAL A 20 2.214 -10.264 12.014 1.00 89.19 ATOM 41 C VAL A 20 3.006 -9.062 11.499 1.00 90.90 ATOM 42 O VAL A 20 2.832 -7.943 11.972 1.00 91.01 ATOM 43 CB VAL A 20 2.751 -10.781 13.347 1.00 89.14 ATOM 44 N GLU A 21 3.867 -9.301 10.510 1.00 92.62 ATOM 45 CA GLU A 21 4.697 -8.255 9.923 1.00 94.05 ATOM 46 C GLU A 21 3.997 -7.264 8.981 1.00 95.57 ATOM 47 O GLU A 21 4.420 -6.127 8.877 1.00 95.26 ATOM 48 CB GLU A 21 5.946 -8.853 9.276 1.00 93.81 ATOM 49 N LEU A 22 2.942 -7.714 8.295 1.00 97.59 ATOM 50 CA LEU A 22 2.140 -6.923 7.336 1.00 99.03 ATOM 51 C LEU A 22 1.186 -5.936 7.977 1.00 99.83 ATOM 52 O LEU A 22 1.077 -4.764 7.579 1.00100.00 ATOM 53 CB LEU A 22 1.305 -7.839 6.477 1.00 98.90 ATOM 54 N ALA A 23 0.486 -6.461 8.982 1.00100.00 ATOM 55 CA ALA A 23 -0.486 -5.715 9.752 1.00100.00 ATOM 56 C ALA A 23 0.213 -4.571 10.435 1.00100.00 ATOM 57 O ALA A 23 -0.319 -3.458 10.561 1.00100.00 ATOM 58 CB ALA A 23 -1.145 -6.635 10.767 1.00100.00 ATOM 59 N ASN A 24 1.436 -4.881 10.864 1.00100.00 ATOM 60 CA ASN A 24 2.276 -3.912 11.518 1.00100.00 ATOM 61 C ASN A 24 2.508 -2.817 10.491 1.00100.00 ATOM 62 O ASN A 24 2.387 -1.625 10.793 1.00100.00 ATOM 63 CB ASN A 24 3.595 -4.564 11.914 1.00100.00 ATOM 64 N PHE A 25 2.816 -3.298 9.260 1.00100.00 ATOM 65 CA PHE A 25 3.085 -2.511 8.054 1.00100.00 ATOM 66 C PHE A 25 1.787 -1.957 7.484 1.00100.00 ATOM 67 O PHE A 25 1.770 -0.889 6.881 1.00100.00 ATOM 68 CB PHE A 25 3.784 -3.363 7.002 1.00100.00 TER ATOM 1 N GLY A 56 -7.841 -18.433 -1.855 1.00 99.25 ATOM 2 CA GLY A 56 -8.262 -17.770 -0.626 1.00 99.07 ATOM 3 C GLY A 56 -7.044 -17.380 0.149 1.00 97.79 ATOM 4 O GLY A 56 -7.025 -16.362 0.835 1.00 98.19 ATOM 5 N ALA A 57 -6.046 -18.247 0.003 1.00 96.09 ATOM 6 CA ALA A 57 -4.770 -18.087 0.622 1.00 95.25 ATOM 7 C ALA A 57 -4.073 -17.014 -0.191 1.00 93.70 ATOM 8 O ALA A 57 -3.653 -15.986 0.339 1.00 94.14 ATOM 9 CB ALA A 57 -4.008 -19.406 0.667 1.00 95.05 ATOM 10 N GLU A 58 -3.969 -17.224 -1.506 1.00 91.37 ATOM 11 CA GLU A 58 -3.344 -16.191 -2.316 1.00 88.28 ATOM 12 C GLU A 58 -4.418 -15.138 -2.668 1.00 84.91 ATOM 13 O GLU A 58 -4.133 -14.151 -3.367 1.00 84.33 ATOM 14 CB GLU A 58 -2.530 -16.722 -3.500 1.00 87.70 ATOM 15 N ALA A 59 -5.668 -15.411 -2.142 1.00 80.71 ATOM 16 CA ALA A 59 -6.919 -14.613 -2.279 1.00 75.73 ATOM 17 C ALA A 59 -7.191 -13.598 -1.157 1.00 70.79 ATOM 18 O ALA A 59 -7.589 -12.460 -1.424 1.00 70.73 ATOM 19 CB ALA A 59 -8.134 -15.473 -2.538 1.00 75.28 ATOM 20 N LYS A 60 -6.992 -14.001 0.107 1.00 65.39 ATOM 21 CA LYS A 60 -7.186 -13.061 1.206 1.00 60.72 ATOM 22 C LYS A 60 -5.945 -12.174 1.140 1.00 56.64 ATOM 23 O LYS A 60 -5.820 -11.100 1.750 1.00 55.89 ATOM 24 CB LYS A 60 -7.370 -13.732 2.567 1.00 60.42 ATOM 25 N LYS A 61 -5.026 -12.715 0.343 1.00 53.90 ATOM 26 CA LYS A 61 -3.770 -12.128 0.034 1.00 53.22 ATOM 27 C LYS A 61 -4.106 -10.868 -0.735 1.00 54.22 ATOM 28 O LYS A 61 -3.865 -9.730 -0.272 1.00 53.35 ATOM 29 CB LYS A 61 -3.005 -13.090 -0.861 1.00 52.45 ATOM 30 N LEU A 62 -4.707 -11.108 -1.926 1.00 56.06 ATOM 31 CA LEU A 62 -5.151 -10.055 -2.835 1.00 57.70 ATOM 32 C LEU A 62 -6.223 -9.244 -2.126 1.00 59.54 ATOM 33 O LEU A 62 -6.625 -8.158 -2.559 1.00 59.63 ATOM 34 CB LEU A 62 -5.677 -10.635 -4.140 1.00 57.13 ATOM 35 N PRO A 63 -6.672 -9.838 -1.019 1.00 60.96 ATOM 36 CA PRO A 63 -7.657 -9.293 -0.131 1.00 62.47 ATOM 37 C PRO A 63 -6.882 -8.616 0.993 1.00 63.13 ATOM 38 O PRO A 63 -7.294 -8.607 2.150 1.00 63.62 ATOM 39 CB PRO A 63 -8.576 -10.384 0.397 1.00 62.53 ATOM 40 N GLU A 71 4.129 -6.746 -2.557 1.00 0.00 ATOM 41 CA GLU A 71 2.891 -7.227 -1.928 1.00 0.00 ATOM 42 C GLU A 71 3.212 -7.917 -0.600 1.00 0.00 ATOM 43 O GLU A 71 2.982 -7.357 0.482 1.00 0.00 ATOM 44 CB GLU A 71 2.190 -8.227 -2.850 1.00 0.00 ATOM 45 N LYS A 72 3.737 -9.121 -0.734 1.00 0.00 ATOM 46 CA LYS A 72 4.113 -9.961 0.413 1.00 0.00 ATOM 47 C LYS A 72 5.191 -10.964 -0.002 1.00 0.00 ATOM 48 O LYS A 72 5.519 -11.093 -1.191 1.00 0.00 ATOM 49 CB LYS A 72 2.891 -10.729 0.921 1.00 0.00 ATOM 50 N ILE A 73 5.708 -11.646 1.004 1.00 0.00 ATOM 51 CA ILE A 73 6.758 -12.658 0.823 1.00 0.00 ATOM 52 C ILE A 73 7.150 -13.267 2.167 1.00 0.00 ATOM 53 O ILE A 73 6.651 -12.855 3.224 1.00 0.00 ATOM 54 CB ILE A 73 8.000 -12.019 0.197 1.00 0.00 ATOM 55 N ASP A 74 8.046 -14.240 2.087 1.00 87.52 ATOM 56 CA ASP A 74 9.276 -13.721 3.003 1.00 87.98 ATOM 57 C ASP A 74 10.014 -12.349 2.972 1.00 89.28 ATOM 58 O ASP A 74 11.120 -12.199 3.573 1.00 88.74 ATOM 59 CB ASP A 74 10.267 -14.837 2.665 1.00 87.44 ATOM 60 N GLU A 75 9.388 -11.345 2.282 1.00 91.45 ATOM 61 CA GLU A 75 9.925 -9.969 2.173 1.00 93.49 ATOM 62 C GLU A 75 9.689 -9.167 3.509 1.00 95.59 ATOM 63 O GLU A 75 10.530 -8.285 3.851 1.00 95.15 ATOM 64 CB GLU A 75 9.366 -9.235 0.928 1.00 92.92 ATOM 65 N PHE A 76 8.538 -9.511 4.236 1.00 98.06 ATOM 66 CA PHE A 76 8.041 -8.921 5.530 1.00 99.33 ATOM 67 C PHE A 76 8.807 -9.359 6.754 1.00 99.90 ATOM 68 O PHE A 76 9.018 -8.551 7.698 1.00100.00 ATOM 69 CB PHE A 76 6.569 -9.280 5.875 1.00 99.48 ATOM 70 CG PHE A 76 5.587 -8.548 5.038 1.00 99.85 ATOM 71 CD1 PHE A 76 5.990 -7.386 4.344 1.00 99.83 ATOM 72 CD2 PHE A 76 4.253 -8.963 4.947 1.00100.00 ATOM 73 CE1 PHE A 76 5.080 -6.683 3.544 1.00100.00 ATOM 74 CE2 PHE A 76 3.344 -8.287 4.122 1.00100.00 ATOM 75 CZ PHE A 76 3.751 -7.123 3.478 1.00100.00 ATOM 76 N LEU A 77 9.136 -10.676 6.700 1.00100.00 ATOM 77 CA LEU A 77 9.886 -11.409 7.720 1.00100.00 ATOM 78 C LEU A 77 11.345 -10.886 7.673 1.00100.00 ATOM 79 O LEU A 77 11.987 -10.709 8.762 1.00100.00 ATOM 80 CB LEU A 77 9.770 -12.942 7.561 1.00100.00 ATOM 81 N ALA A 78 11.816 -10.627 6.381 1.00100.00 ATOM 82 CA ALA A 78 13.169 -10.104 6.028 1.00100.00 ATOM 83 C ALA A 78 13.317 -8.690 6.692 1.00100.00 ATOM 84 O ALA A 78 14.211 -8.476 7.546 1.00100.00 ATOM 85 CB ALA A 78 13.375 -10.047 4.504 1.00100.00 ATOM 86 N THR A 79 12.387 -7.745 6.275 1.00100.00 ATOM 87 CA THR A 79 12.249 -6.350 6.744 1.00100.00 ATOM 88 C THR A 79 12.615 -5.314 5.665 1.00100.00 ATOM 89 O THR A 79 13.658 -5.455 4.941 1.00100.00 ATOM 90 CB THR A 79 12.930 -5.992 8.130 1.00100.00 ATOM 91 OG1 THR A 79 12.148 -4.951 8.790 1.00100.00 ATOM 92 CG2 THR A 79 14.343 -5.422 7.958 1.00100.00 ATOM 93 N GLY A 80 11.720 -4.330 5.586 1.00100.00 ATOM 94 CA GLY A 80 11.931 -3.238 4.720 1.00100.00 ATOM 95 C GLY A 80 12.556 -2.223 5.681 1.00100.00 ATOM 96 O GLY A 80 13.742 -1.768 5.533 1.00100.00 ATOM 97 N LYS A 81 11.680 -2.003 6.720 1.00 98.24 ATOM 98 CA LYS A 81 11.851 -1.128 7.847 1.00 96.47 ATOM 99 C LYS A 81 11.217 0.224 7.662 1.00 95.43 ATOM 100 O LYS A 81 10.071 0.399 7.177 1.00 95.05 ATOM 101 CB LYS A 81 13.284 -0.988 8.286 1.00 95.50 ATOM 102 N LEU A 82 12.010 1.176 8.146 1.00 95.11 ATOM 103 CA LEU A 82 11.674 2.550 8.096 1.00 94.93 ATOM 104 C LEU A 82 11.459 2.838 6.631 1.00 95.21 ATOM 105 O LEU A 82 10.450 3.430 6.207 1.00 94.83 ATOM 106 CB LEU A 82 12.867 3.314 8.650 1.00 94.81 ATOM 107 N ARG A 83 12.445 2.390 5.841 1.00 94.53 ATOM 108 CA ARG A 83 12.431 2.555 4.393 1.00 94.37 ATOM 109 C ARG A 83 11.187 1.903 3.779 1.00 94.20 ATOM 110 O ARG A 83 10.570 2.468 2.848 1.00 94.10 ATOM 111 CB ARG A 83 13.708 1.966 3.794 1.00 94.38 ATOM 112 N LYS A 84 10.842 0.702 4.319 1.00 93.44 ATOM 113 CA LYS A 84 9.692 -0.114 3.910 1.00 92.57 ATOM 114 C LYS A 84 8.425 0.656 4.145 1.00 92.31 ATOM 115 O LYS A 84 7.490 0.716 3.314 1.00 91.54 ATOM 116 CB LYS A 84 9.616 -1.357 4.756 1.00 91.31 ATOM 117 N LEU A 85 8.445 1.337 5.155 1.00 91.84 ATOM 118 CA LEU A 85 7.141 1.987 5.341 1.00 93.48 ATOM 119 C LEU A 85 7.114 3.352 4.615 1.00 95.30 ATOM 120 O LEU A 85 6.083 3.713 4.025 1.00 94.88 ATOM 121 CB LEU A 85 6.881 2.189 6.844 1.00 93.71 ATOM 122 N GLU A 86 8.281 3.998 4.699 1.00 97.05 ATOM 123 CA GLU A 86 8.598 5.378 4.211 1.00 97.89 ATOM 124 C GLU A 86 7.471 6.348 4.547 1.00 98.54 ATOM 125 O GLU A 86 7.470 7.508 4.094 1.00 98.48 ATOM 126 CB GLU A 86 8.969 5.443 2.742 1.00 97.45 ATOM 127 N LYS A 87 6.566 5.822 5.340 1.00 97.88 ATOM 128 CA LYS A 87 5.510 6.612 5.951 1.00 96.37 ATOM 129 C LYS A 87 6.124 7.196 7.228 1.00 95.43 ATOM 130 O LYS A 87 5.475 7.352 8.257 1.00 95.73 ATOM 131 CB LYS A 87 4.295 5.739 6.277 1.00 96.07 ATOM 132 N ILE A 88 7.088 5.726 7.460 1.00 94.64 ATOM 133 CA ILE A 88 7.845 5.655 8.668 1.00 94.73 ATOM 134 C ILE A 88 8.890 6.758 8.558 1.00 95.19 ATOM 135 O ILE A 88 9.310 7.324 9.567 1.00 95.03 ATOM 136 CB ILE A 88 8.460 4.286 8.897 1.00 94.84 ATOM 137 N ARG A 89 9.279 7.057 7.298 1.00 96.65 ATOM 138 CA ARG A 89 10.264 8.095 6.970 1.00 97.77 ATOM 139 C ARG A 89 9.710 9.478 7.287 1.00 99.44 ATOM 140 O ARG A 89 10.445 10.440 7.557 1.00100.00 ATOM 141 CB ARG A 89 10.777 7.994 5.534 1.00 97.38 ATOM 142 N ARG A 90 8.388 9.560 7.240 1.00100.00 ATOM 143 CA ARG A 90 7.717 10.793 7.547 1.00100.00 ATOM 144 C ARG A 90 7.467 10.780 9.053 1.00100.00 ATOM 145 O ARG A 90 7.240 11.813 9.685 1.00100.00 ATOM 146 CB ARG A 90 6.446 10.968 6.731 1.00100.00 ATOM 147 N ASP A 91 7.525 9.559 9.615 1.00 99.60 ATOM 148 CA ASP A 91 7.333 9.326 11.038 1.00 98.78 ATOM 149 C ASP A 91 8.596 9.722 11.774 1.00 97.99 ATOM 150 O ASP A 91 8.576 10.211 12.906 1.00 98.45 ATOM 151 CB ASP A 91 6.982 7.876 11.317 1.00 99.14 TER