HEADER TOXIN/ANTITOXIN 31-DEC-69 6IFC TITLE Crystal structure of VapBC from Salmonella typhimurium COMPND MOL_ID: 1; COMPND 2 MOLECULE: tRNA(fMet)-specific endonuclease VapC; COMPND 3 CHAIN: A, C, E, G; COMPND 4 EC: 3.1.-.-; COMPND 5 ENGINEERED: YES; COMPND 6 MOL_ID: 3; COMPND 7 Antitoxin VapB; COMPND 8 CHAIN: D, H; COMPND 9 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 1.99 ANGSTORMS DBREF 6IFC G 1 132 UNP Q8ZM86 VAPC_SALTY 1 132 DBREF 6IFC H 39 67 UNP Q7CPV2 VAPB_SALTY 39 67 SEQRES 1 H 28 ILE THR PRO VAL GLY GLU SER TRP ASP SER TRP PHE ASP SEQRES 2 H 28 GLY GLU GLY ALA SER THR ASP PHE MET SER THR ARG GLU SEQRES 3 H 28 GLN PRO ATOM 1 N ILE H 40 -42.617 28.130 56.858 1.00 54.70 ATOM 2 CA ILE H 40 -42.778 26.745 57.416 1.00 56.92 ATOM 3 C ILE H 40 -42.794 25.787 56.235 1.00 56.95 ATOM 4 O ILE H 40 -41.940 24.920 56.114 1.00 56.68 ATOM 5 CB ILE H 40 -44.077 26.574 58.232 1.00 56.47 ATOM 6 CG1 ILE H 40 -44.207 27.687 59.278 1.00 59.47 ATOM 7 CG2 ILE H 40 -44.116 25.194 58.897 1.00 56.29 ATOM 8 CD1 ILE H 40 -45.648 27.956 59.682 1.00 63.60 ATOM 9 N THR H 41 -43.773 25.984 55.364 1.00 53.85 ATOM 10 CA THR H 41 -43.864 25.301 54.098 1.00 54.52 ATOM 11 C THR H 41 -43.180 26.224 53.105 1.00 53.16 ATOM 12 O THR H 41 -43.623 27.353 52.900 1.00 54.63 ATOM 13 CB THR H 41 -45.334 25.125 53.690 1.00 56.65 ATOM 14 OG1 THR H 41 -45.996 24.321 54.672 1.00 57.02 ATOM 15 CG2 THR H 41 -45.454 24.474 52.301 1.00 58.30 ATOM 16 N PRO H 42 -42.074 25.781 52.506 1.00 48.35 ATOM 17 CA PRO H 42 -41.527 26.717 51.524 1.00 46.31 ATOM 18 C PRO H 42 -42.477 26.799 50.349 1.00 48.87 ATOM 19 O PRO H 42 -43.140 25.793 50.012 1.00 46.09 ATOM 20 CB PRO H 42 -40.202 26.084 51.093 1.00 46.32 ATOM 21 CG PRO H 42 -40.228 24.690 51.631 1.00 49.95 ATOM 22 CD PRO H 42 -41.173 24.665 52.798 1.00 46.56 ATOM 23 N VAL H 43 -42.557 27.983 49.741 1.00 49.39 ATOM 24 CA VAL H 43 -43.442 28.202 48.592 1.00 50.94 ATOM 25 C VAL H 43 -42.715 28.939 47.466 1.00 50.76 ATOM 26 O VAL H 43 -41.735 29.677 47.696 1.00 52.94 ATOM 27 CB VAL H 43 -44.748 28.943 48.995 1.00 52.49 ATOM 28 CG1 VAL H 43 -45.706 27.981 49.690 1.00 54.78 ATOM 29 CG2 VAL H 43 -44.451 30.160 49.874 1.00 53.89 ATOM 30 N GLY H 44 -43.183 28.714 46.246 1.00 48.07 ATOM 31 CA GLY H 44 -42.641 29.408 45.086 1.00 49.35 ATOM 32 C GLY H 44 -43.165 30.830 45.047 1.00 47.89 ATOM 33 O GLY H 44 -43.696 31.345 46.047 1.00 46.29 ATOM 34 N GLU H 45 -42.994 31.486 43.902 1.00 46.45 ATOM 35 CA GLU H 45 -43.654 32.773 43.666 1.00 43.42 ATOM 36 C GLU H 45 -45.134 32.523 43.605 1.00 38.04 ATOM 37 O GLU H 45 -45.562 31.402 43.316 1.00 33.30 ATOM 38 CB GLU H 45 -43.223 33.380 42.360 1.00 42.18 ATOM 39 CG GLU H 45 -41.771 33.769 42.356 1.00 43.08 ATOM 40 CD GLU H 45 -41.418 34.382 41.022 1.00 51.16 ATOM 41 OE1 GLU H 45 -41.183 33.609 40.059 1.00 47.21 ATOM 42 OE2 GLU H 45 -41.420 35.629 40.933 1.00 61.15 ATOM 43 N SER H 46 -45.917 33.542 43.884 1.00 35.44 ATOM 44 CA SER H 46 -47.368 33.326 43.993 1.00 39.62 ATOM 45 C SER H 46 -47.930 32.855 42.679 1.00 35.72 ATOM 46 O SER H 46 -47.493 33.261 41.569 1.00 36.41 ATOM 47 CB SER H 46 -48.106 34.587 44.453 1.00 42.18 ATOM 48 OG SER H 46 -48.152 35.512 43.404 1.00 40.83 ATOM 49 N TRP H 47 -48.886 31.956 42.781 1.00 39.17 ATOM 50 CA TRP H 47 -49.690 31.660 41.603 1.00 39.75 ATOM 51 C TRP H 47 -50.377 32.889 40.971 1.00 37.89 ATOM 52 O TRP H 47 -50.437 33.023 39.737 1.00 35.72 ATOM 53 CB TRP H 47 -50.684 30.577 41.927 1.00 37.78 ATOM 54 CG TRP H 47 -50.058 29.236 41.806 1.00 32.87 ATOM 55 CD1 TRP H 47 -49.933 28.309 42.775 1.00 31.86 ATOM 56 CD2 TRP H 47 -49.490 28.667 40.620 1.00 30.59 ATOM 57 NE1 TRP H 47 -49.326 27.174 42.278 1.00 32.31 ATOM 58 CE2 TRP H 47 -49.039 27.379 40.952 1.00 32.53 ATOM 59 CE3 TRP H 47 -49.295 29.134 39.325 1.00 32.05 ATOM 60 CZ2 TRP H 47 -48.420 26.547 40.028 1.00 35.70 ATOM 61 CZ3 TRP H 47 -48.672 28.310 38.402 1.00 29.32 ATOM 62 CH2 TRP H 47 -48.254 27.028 38.757 1.00 33.04 ATOM 63 N ASP H 48 -50.852 33.800 41.809 1.00 40.74 ATOM 64 CA ASP H 48 -51.530 35.021 41.321 1.00 40.52 ATOM 65 C ASP H 48 -50.612 35.850 40.436 1.00 39.90 ATOM 66 O ASP H 48 -51.031 36.336 39.387 1.00 41.29 ATOM 67 CB ASP H 48 -52.056 35.881 42.488 1.00 39.49 ATOM 68 CG ASP H 48 -53.247 35.265 43.160 1.00 41.46 ATOM 69 OD1 ASP H 48 -53.863 34.345 42.595 1.00 42.80 ATOM 70 OD2 ASP H 48 -53.589 35.707 44.263 1.00 48.02 ATOM 71 N SER H 49 -49.349 35.971 40.799 1.00 35.41 ATOM 72 CA SER H 49 -48.463 36.718 39.927 1.00 35.51 ATOM 73 C SER H 49 -48.306 36.039 38.556 1.00 37.51 ATOM 74 O SER H 49 -48.106 36.707 37.544 1.00 40.44 ATOM 75 CB SER H 49 -47.097 36.959 40.584 1.00 33.83 ATOM 76 OG SER H 49 -46.387 35.738 40.834 1.00 36.55 ATOM 77 N TRP H 50 -48.387 34.713 38.503 1.00 37.95 ATOM 78 CA TRP H 50 -48.309 34.056 37.223 1.00 33.81 ATOM 79 C TRP H 50 -49.629 34.200 36.419 1.00 32.25 ATOM 80 O TRP H 50 -49.589 34.501 35.249 1.00 31.09 ATOM 81 CB TRP H 50 -47.894 32.565 37.406 1.00 34.66 ATOM 82 CG TRP H 50 -47.789 31.867 36.046 1.00 31.88 ATOM 83 CD1 TRP H 50 -46.717 31.870 35.199 1.00 32.09 ATOM 84 CD2 TRP H 50 -48.798 31.110 35.410 1.00 30.31 ATOM 85 NE1 TRP H 50 -47.009 31.169 34.060 1.00 31.55 ATOM 86 CE2 TRP H 50 -48.288 30.691 34.167 1.00 28.26 ATOM 87 CE3 TRP H 50 -50.116 30.768 35.754 1.00 33.14 ATOM 88 CZ2 TRP H 50 -49.025 29.916 33.281 1.00 29.67 ATOM 89 CZ3 TRP H 50 -50.865 29.978 34.859 1.00 33.41 ATOM 90 CH2 TRP H 50 -50.316 29.574 33.630 1.00 32.02 ATOM 91 N PHE H 51 -50.798 33.990 37.021 1.00 31.89 ATOM 92 CA PHE H 51 -52.053 34.199 36.264 1.00 34.69 ATOM 93 C PHE H 51 -52.238 35.613 35.692 1.00 37.98 ATOM 94 O PHE H 51 -52.701 35.742 34.583 1.00 40.07 ATOM 95 CB PHE H 51 -53.266 33.813 37.066 1.00 35.58 ATOM 96 CG PHE H 51 -53.486 32.339 37.144 1.00 35.18 ATOM 97 CD1 PHE H 51 -52.825 31.581 38.081 1.00 32.69 ATOM 98 CD2 PHE H 51 -54.405 31.729 36.326 1.00 37.04 ATOM 99 CE1 PHE H 51 -53.057 30.230 38.197 1.00 36.86 ATOM 100 CE2 PHE H 51 -54.647 30.385 36.433 1.00 35.67 ATOM 101 CZ PHE H 51 -53.967 29.625 37.356 1.00 35.02 ATOM 102 N ASP H 52 -51.811 36.657 36.398 1.00 42.46 ATOM 103 CA ASP H 52 -51.851 38.013 35.813 1.00 48.04 ATOM 104 C ASP H 52 -50.718 38.336 34.829 1.00 48.12 ATOM 105 O ASP H 52 -50.803 39.339 34.142 1.00 51.09 ATOM 106 CB ASP H 52 -51.778 39.142 36.854 1.00 49.23 ATOM 107 CG ASP H 52 -52.432 38.811 38.162 1.00 53.58 ATOM 108 OD1 ASP H 52 -53.669 38.526 38.184 1.00 49.29 ATOM 109 OD2 ASP H 52 -51.676 38.884 39.181 1.00 52.42 ATOM 110 N GLY H 53 -49.625 37.584 34.805 1.00 49.30 ATOM 111 CA GLY H 53 -48.479 37.965 33.951 1.00 50.52 ATOM 112 C GLY H 53 -48.691 37.841 32.439 1.00 50.07 ATOM 113 O GLY H 53 -49.813 37.681 31.967 1.00 51.61 ATOM 114 N GLU H 54 -47.593 37.930 31.684 1.00 54.70 ATOM 115 CA GLU H 54 -47.559 37.631 30.224 1.00 60.70 ATOM 116 C GLU H 54 -48.334 36.339 29.859 1.00 53.91 ATOM 117 O GLU H 54 -48.143 35.306 30.488 1.00 57.26 ATOM 118 CB GLU H 54 -46.089 37.507 29.749 1.00 68.10 ATOM 119 CG GLU H 54 -45.845 37.260 28.242 1.00 72.17 ATOM 120 CD GLU H 54 -45.743 38.526 27.370 1.00 69.71 ATOM 121 OE1 GLU H 54 -45.561 39.638 27.893 1.00 74.88 ATOM 122 OE2 GLU H 54 -45.818 38.411 26.128 1.00 73.06 ATOM 123 N GLY H 55 -49.227 36.420 28.871 1.00 46.97 ATOM 124 CA GLY H 55 -49.946 35.252 28.346 1.00 42.67 ATOM 125 C GLY H 55 -49.150 34.581 27.223 1.00 38.77 ATOM 126 O GLY H 55 -48.212 35.156 26.645 1.00 42.48 ATOM 127 N ALA H 56 -49.518 33.355 26.929 1.00 34.84 ATOM 128 CA ALA H 56 -48.970 32.632 25.792 1.00 37.29 ATOM 129 C ALA H 56 -49.494 33.230 24.474 1.00 39.19 ATOM 130 O ALA H 56 -50.557 33.840 24.446 1.00 41.68 ATOM 131 CB ALA H 56 -49.353 31.166 25.894 1.00 32.95 ATOM 132 N SER H 57 -48.747 33.050 23.395 1.00 34.88 ATOM 133 CA SER H 57 -49.201 33.463 22.082 1.00 40.27 ATOM 134 C SER H 57 -50.420 32.599 21.754 1.00 43.03 ATOM 135 O SER H 57 -50.543 31.475 22.241 1.00 44.90 ATOM 136 CB SER H 57 -48.106 33.263 21.034 1.00 37.13 ATOM 137 OG SER H 57 -47.945 31.892 20.763 1.00 38.60 ATOM 138 N THR H 58 -51.333 33.107 20.944 1.00 43.01 ATOM 139 CA THR H 58 -52.582 32.371 20.763 1.00 38.51 ATOM 140 C THR H 58 -52.415 30.994 20.049 1.00 34.54 ATOM 141 O THR H 58 -53.253 30.104 20.198 1.00 37.56 ATOM 142 CB THR H 58 -53.637 33.248 20.075 1.00 43.12 ATOM 143 OG1 THR H 58 -53.167 33.607 18.776 1.00 43.58 ATOM 144 CG2 THR H 58 -53.902 34.494 20.906 1.00 45.11 ATOM 145 N ASP H 59 -51.340 30.809 19.292 1.00 35.85 ATOM 146 CA ASP H 59 -51.108 29.552 18.588 1.00 38.68 ATOM 147 C ASP H 59 -50.503 28.454 19.482 1.00 39.97 ATOM 148 O ASP H 59 -50.454 27.295 19.075 1.00 38.11 ATOM 149 CB ASP H 59 -50.157 29.755 17.414 1.00 43.33 ATOM 150 CG ASP H 59 -48.741 30.155 17.861 1.00 45.18 ATOM 151 OD1 ASP H 59 -48.573 31.276 18.386 1.00 45.12 ATOM 152 OD2 ASP H 59 -47.800 29.365 17.640 1.00 46.44 ATOM 153 N PHE H 60 -50.014 28.814 20.671 1.00 37.97 ATOM 154 CA PHE H 60 -49.322 27.840 21.522 1.00 38.23 ATOM 155 C PHE H 60 -50.145 26.583 21.746 1.00 38.18 ATOM 156 O PHE H 60 -51.223 26.656 22.322 1.00 40.55 ATOM 157 CB PHE H 60 -48.985 28.437 22.862 1.00 38.76 ATOM 158 CG PHE H 60 -48.436 27.445 23.833 1.00 34.39 ATOM 159 CD1 PHE H 60 -47.089 27.070 23.781 1.00 36.36 ATOM 160 CD2 PHE H 60 -49.244 26.915 24.809 1.00 33.37 ATOM 161 CE1 PHE H 60 -46.571 26.183 24.722 1.00 33.22 ATOM 162 CE2 PHE H 60 -48.752 26.011 25.722 1.00 36.17 ATOM 163 CZ PHE H 60 -47.402 25.634 25.665 1.00 35.04 ATOM 164 N MET H 61 -49.641 25.458 21.240 1.00 35.24 ATOM 165 CA MET H 61 -50.270 24.142 21.439 1.00 37.83 ATOM 166 C MET H 61 -51.772 24.149 21.140 1.00 42.31 ATOM 167 O MET H 61 -52.591 23.637 21.915 1.00 35.37 ATOM 168 CB MET H 61 -49.973 23.615 22.861 1.00 36.02 ATOM 169 CG MET H 61 -48.458 23.421 23.062 1.00 39.48 ATOM 170 SD MET H 61 -47.908 22.499 24.528 1.00 38.05 ATOM 171 CE MET H 61 -47.898 20.831 23.881 1.00 43.53 ATOM 172 N SER H 62 -52.119 24.718 19.998 1.00 44.33 ATOM 173 CA SER H 62 -53.501 24.677 19.538 1.00 49.78 ATOM 174 C SER H 62 -53.943 23.232 19.329 1.00 54.84 ATOM 175 O SER H 62 -55.136 22.929 19.385 1.00 48.46 ATOM 176 CB SER H 62 -53.649 25.477 18.260 1.00 50.66 ATOM 177 OG SER H 62 -52.815 24.920 17.264 1.00 59.97 ATOM 178 N THR H 63 -52.977 22.348 19.067 1.00 58.82 ATOM 179 CA THR H 63 -53.190 20.893 19.175 1.00 62.64 ATOM 180 C THR H 63 -52.035 20.217 19.908 1.00 60.43 ATOM 181 O THR H 63 -50.862 20.585 19.759 1.00 56.66 ATOM 182 CB THR H 63 -53.399 20.242 17.795 1.00 67.62 ATOM 183 OG1 THR H 63 -54.747 20.501 17.391 1.00 74.49 ATOM 184 CG2 THR H 63 -53.170 18.695 17.815 1.00 68.58 ATOM 185 N ARG H 64 -52.376 19.202 20.687 1.00 58.75 ATOM 186 CA ARG H 64 -51.383 18.531 21.522 1.00 55.75 ATOM 187 C ARG H 64 -50.239 17.830 20.758 1.00 57.66 ATOM 188 O ARG H 64 -49.038 18.122 20.973 1.00 56.53 ATOM 189 CB ARG H 64 -52.086 17.547 22.439 1.00 53.75 ATOM 190 CG ARG H 64 -51.130 16.942 23.428 1.00 48.57 ATOM 191 CD ARG H 64 -51.831 16.124 24.469 1.00 43.50 ATOM 192 NE ARG H 64 -50.830 15.450 25.265 1.00 36.11 ATOM 193 CZ ARG H 64 -51.101 14.508 26.141 1.00 38.03 ATOM 194 NH1 ARG H 64 -52.371 14.143 26.355 1.00 36.60 ATOM 195 NH2 ARG H 64 -50.116 13.956 26.845 1.00 30.62 ATOM 196 N GLU H 65 -50.620 16.913 19.877 1.00 56.08 ATOM 197 CA GLU H 65 -49.680 16.145 19.056 1.00 56.55 ATOM 198 C GLU H 65 -49.027 15.041 19.866 1.00 55.73 ATOM 199 O GLU H 65 -47.807 15.056 20.127 1.00 57.25 ATOM 200 CB GLU H 65 -48.636 17.038 18.376 1.00 60.23 ATOM 201 CG GLU H 65 -49.263 18.180 17.592 1.00 64.55 ATOM 202 CD GLU H 65 -48.257 18.968 16.797 1.00 68.71 ATOM 203 OE1 GLU H 65 -47.185 18.421 16.452 1.00 75.48 ATOM 204 OE2 GLU H 65 -48.546 20.143 16.519 1.00 78.96 ATOM 205 N GLN H 66 -49.867 14.094 20.272 1.00 52.26 ATOM 206 CA GLN H 66 -49.424 12.876 20.943 1.00 53.07 ATOM 207 C GLN H 66 -49.649 11.719 19.982 1.00 58.44 ATOM 208 O GLN H 66 -50.783 11.497 19.564 1.00 65.55 ATOM 209 CB GLN H 66 -50.187 12.650 22.270 1.00 47.38 ATOM 210 CG GLN H 66 -50.032 11.242 22.837 1.00 42.55 ATOM 211 CD GLN H 66 -50.817 10.945 24.103 1.00 36.27 ATOM 212 OE1 GLN H 66 -50.338 10.226 24.970 1.00 33.88 ATOM 213 NE2 GLN H 66 -52.036 11.425 24.185 1.00 39.49 ATOM 214 N PRO H 67 -48.573 10.999 19.601 1.00 60.84 ATOM 215 CA PRO H 67 -48.771 9.769 18.842 1.00 63.71 ATOM 216 C PRO H 67 -49.491 8.722 19.670 1.00 61.03 ATOM 217 O PRO H 67 -49.675 7.603 19.205 1.00 71.93 ATOM 218 CB PRO H 67 -47.343 9.310 18.533 1.00 65.39 ATOM 219 CG PRO H 67 -46.537 10.564 18.559 1.00 63.88 ATOM 220 CD PRO H 67 -47.156 11.397 19.642 1.00 59.49 ATOM 221 CA CA H 201 -52.399 14.422 29.439 1.00 93.13 TER