HEADER TRANSFERASE 31-DEC-69 3KU1 TITLE Crystal structure of Streptococcus pneumoniae Sp1610, a putative tRNA TITLE 2 (m1A22) methyltransferase, in complex with S-adenosyl-L-methionine COMPND MOL_ID: 1; COMPND 2 MOLECULE: SAM-dependent methyltransferase; COMPND 3 CHAIN: A, B, C, D, E, F, G, H; COMPND 4 EC: 2.1.1.36; COMPND 5 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 3.00 ANGSTORMS DBREF 3KU1 A 1 225 UNP Q97PJ9 Q97PJ9_STRP 1 225 SEQRES 1 A 30 ALA SER ASP VAL ARG PHE GLY PRO PHE LEU SER LYS GLU SEQRES 2 A 30 VAL SER PRO VAL PHE VAL GLN LYS TRP GLN LYS GLU ALA SEQRES 3 A 30 GLU LYS LEU GLU ATOM 1 N ALA A 164 16.997 39.696 13.653 1.00 99.16 ATOM 2 CA ALA A 164 18.258 40.340 14.029 1.00 98.51 ATOM 3 C ALA A 164 19.241 39.331 14.653 1.00 98.03 ATOM 4 O ALA A 164 20.440 39.612 14.728 1.00 98.16 ATOM 5 CB ALA A 164 18.018 41.535 14.940 1.00 98.31 ATOM 6 N SER A 165 18.734 38.166 15.082 1.00 97.31 ATOM 7 CA SER A 165 19.597 37.063 15.492 1.00 96.57 ATOM 8 C SER A 165 20.179 36.474 14.226 1.00 96.66 ATOM 9 O SER A 165 21.378 36.182 14.171 1.00 97.30 ATOM 10 CB SER A 165 18.851 35.965 16.258 1.00 96.43 ATOM 11 OG SER A 165 18.465 34.896 15.390 1.00 94.97 ATOM 12 N ASP A 166 19.341 36.303 13.202 1.00 96.04 ATOM 13 CA ASP A 166 19.782 35.620 11.970 1.00 95.45 ATOM 14 C ASP A 166 20.825 36.390 11.138 1.00 94.35 ATOM 15 O ASP A 166 21.647 35.781 10.448 1.00 93.92 ATOM 16 CB ASP A 166 18.581 35.162 11.129 1.00 95.68 ATOM 17 CG ASP A 166 17.966 33.893 11.666 1.00 97.06 ATOM 18 OD1 ASP A 166 18.550 33.294 12.597 1.00 98.86 ATOM 19 OD2 ASP A 166 16.892 33.496 11.177 1.00 98.62 ATOM 20 N VAL A 167 20.788 37.720 11.232 1.00 93.01 ATOM 21 CA VAL A 167 21.782 38.573 10.605 1.00 91.92 ATOM 22 C VAL A 167 23.135 38.393 11.344 1.00 91.69 ATOM 23 O VAL A 167 24.170 38.116 10.706 1.00 91.82 ATOM 24 CB VAL A 167 21.283 40.051 10.540 1.00 91.74 ATOM 25 CG1 VAL A 167 22.402 41.009 10.265 1.00 91.47 ATOM 26 CG2 VAL A 167 20.238 40.210 9.463 1.00 91.44 ATOM 27 N ARG A 168 23.115 38.503 12.678 1.00 90.54 ATOM 28 CA ARG A 168 24.315 38.334 13.505 1.00 89.25 ATOM 29 C ARG A 168 24.921 36.914 13.491 1.00 87.84 ATOM 30 O ARG A 168 26.141 36.787 13.440 1.00 87.93 ATOM 31 CB ARG A 168 24.053 38.803 14.948 1.00 89.60 ATOM 32 CG ARG A 168 25.303 39.019 15.790 1.00 91.50 ATOM 33 CD ARG A 168 25.146 40.210 16.745 1.00 97.34 ATOM 34 NE ARG A 168 26.346 41.077 16.856 1.00103.65 ATOM 35 CZ ARG A 168 27.463 41.063 16.085 1.00104.66 ATOM 36 NH1 ARG A 168 27.634 40.207 15.055 1.00102.57 ATOM 37 NH2 ARG A 168 28.443 41.940 16.358 1.00103.32 ATOM 38 N PHE A 169 24.102 35.863 13.525 1.00 86.02 ATOM 39 CA PHE A 169 24.635 34.506 13.722 1.00 85.08 ATOM 40 C PHE A 169 24.416 33.579 12.529 1.00 85.06 ATOM 41 O PHE A 169 25.110 32.561 12.380 1.00 83.97 ATOM 42 CB PHE A 169 24.086 33.858 15.011 1.00 84.67 ATOM 43 CG PHE A 169 24.279 34.698 16.257 1.00 83.80 ATOM 44 CD1 PHE A 169 25.481 34.653 16.968 1.00 81.70 ATOM 45 CD2 PHE A 169 23.245 35.542 16.724 1.00 81.69 ATOM 46 CE1 PHE A 169 25.660 35.449 18.130 1.00 81.04 ATOM 47 CE2 PHE A 169 23.409 36.331 17.862 1.00 79.71 ATOM 48 CZ PHE A 169 24.621 36.294 18.568 1.00 81.42 ATOM 49 N GLY A 170 23.447 33.941 11.691 1.00 85.84 ATOM 50 CA GLY A 170 23.130 33.192 10.473 1.00 87.07 ATOM 51 C GLY A 170 21.955 32.236 10.588 1.00 88.01 ATOM 52 O GLY A 170 21.971 31.331 11.412 1.00 87.98 ATOM 53 N PRO A 171 20.933 32.423 9.741 1.00 89.00 ATOM 54 CA PRO A 171 19.775 31.552 9.558 1.00 89.87 ATOM 55 C PRO A 171 20.082 30.049 9.647 1.00 90.95 ATOM 56 O PRO A 171 19.448 29.349 10.432 1.00 91.12 ATOM 57 CB PRO A 171 19.334 31.882 8.130 1.00 89.53 ATOM 58 CG PRO A 171 19.633 33.283 7.978 1.00 88.66 ATOM 59 CD PRO A 171 20.865 33.572 8.823 1.00 89.27 ATOM 60 N PHE A 172 21.031 29.551 8.860 1.00 91.95 ATOM 61 CA PHE A 172 21.318 28.118 8.871 1.00 93.33 ATOM 62 C PHE A 172 22.352 27.666 9.924 1.00 94.45 ATOM 63 O PHE A 172 22.336 26.489 10.344 1.00 94.93 ATOM 64 CB PHE A 172 21.762 27.642 7.499 1.00 93.02 ATOM 65 CG PHE A 172 20.669 27.547 6.507 1.00 92.80 ATOM 66 CD1 PHE A 172 20.205 26.301 6.103 1.00 92.88 ATOM 67 CD2 PHE A 172 20.123 28.694 5.937 1.00 91.84 ATOM 68 CE1 PHE A 172 19.190 26.202 5.156 1.00 91.99 ATOM 69 CE2 PHE A 172 19.111 28.607 4.988 1.00 90.64 ATOM 70 CZ PHE A 172 18.640 27.366 4.601 1.00 90.80 ATOM 71 N LEU A 173 23.248 28.577 10.323 1.00 95.31 ATOM 72 CA LEU A 173 24.288 28.273 11.311 1.00 96.05 ATOM 73 C LEU A 173 23.678 28.136 12.689 1.00 97.55 ATOM 74 O LEU A 173 24.195 27.392 13.525 1.00 98.44 ATOM 75 CB LEU A 173 25.359 29.364 11.385 1.00 95.41 ATOM 76 CG LEU A 173 26.296 29.758 10.251 1.00 93.54 ATOM 77 CD1 LEU A 173 27.196 30.814 10.829 1.00 92.16 ATOM 78 CD2 LEU A 173 27.103 28.599 9.691 1.00 90.59 ATOM 79 N SER A 174 22.600 28.873 12.944 1.00 98.88 ATOM 80 CA SER A 174 21.916 28.773 14.236 1.00100.34 ATOM 81 C SER A 174 20.704 27.818 14.256 1.00101.03 ATOM 82 O SER A 174 20.146 27.554 15.320 1.00101.21 ATOM 83 CB SER A 174 21.555 30.154 14.783 1.00100.28 ATOM 84 OG SER A 174 20.963 30.947 13.780 1.00100.92 ATOM 85 N LYS A 175 20.303 27.301 13.093 1.00101.71 ATOM 86 CA LYS A 175 19.415 26.146 13.046 1.00102.12 ATOM 87 C LYS A 175 20.275 25.031 13.600 1.00101.73 ATOM 88 O LYS A 175 20.301 24.845 14.804 1.00101.93 ATOM 89 CB LYS A 175 18.986 25.837 11.614 1.00102.71 ATOM 90 CG LYS A 175 17.779 24.911 11.461 1.00105.17 ATOM 91 CD LYS A 175 17.802 24.230 10.067 1.00109.20 ATOM 92 CE LYS A 175 16.535 24.532 9.221 1.00110.52 ATOM 93 NZ LYS A 175 15.320 23.768 9.658 1.00110.94 ATOM 94 N GLU A 176 21.046 24.351 12.755 1.00101.27 ATOM 95 CA GLU A 176 21.838 23.211 13.237 1.00100.68 ATOM 96 C GLU A 176 23.030 23.541 14.200 1.00100.25 ATOM 97 O GLU A 176 23.953 22.736 14.331 1.00100.43 ATOM 98 CB GLU A 176 22.213 22.216 12.088 1.00101.34 ATOM 99 CG GLU A 176 23.057 22.785 10.915 1.00102.65 ATOM 100 CD GLU A 176 24.583 22.818 11.181 1.00104.94 ATOM 101 OE1 GLU A 176 25.280 23.748 10.672 1.00105.65 ATOM 102 OE2 GLU A 176 25.103 21.911 11.893 1.00105.93 ATOM 103 N VAL A 177 22.980 24.691 14.888 1.00 99.22 ATOM 104 CA VAL A 177 23.977 25.118 15.934 1.00 98.30 ATOM 105 C VAL A 177 25.226 24.251 16.252 1.00 97.84 ATOM 106 O VAL A 177 25.420 23.934 17.413 1.00 98.22 ATOM 107 CB VAL A 177 23.262 25.418 17.301 1.00 97.97 ATOM 108 CG1 VAL A 177 24.253 25.711 18.428 1.00 96.75 ATOM 109 CG2 VAL A 177 22.318 26.583 17.166 1.00 98.75 ATOM 110 N SER A 178 26.087 23.935 15.267 1.00 97.12 ATOM 111 CA SER A 178 27.263 23.007 15.412 1.00 96.21 ATOM 112 C SER A 178 28.356 23.354 16.470 1.00 94.95 ATOM 113 O SER A 178 28.366 24.455 17.021 1.00 94.96 ATOM 114 CB SER A 178 27.936 22.803 14.047 1.00 96.21 ATOM 115 OG SER A 178 28.991 23.738 13.829 1.00 96.84 ATOM 116 N PRO A 179 29.276 22.403 16.761 1.00 93.92 ATOM 117 CA PRO A 179 30.393 22.658 17.684 1.00 92.92 ATOM 118 C PRO A 179 31.292 23.846 17.318 1.00 92.19 ATOM 119 O PRO A 179 31.754 24.577 18.206 1.00 91.59 ATOM 120 CB PRO A 179 31.208 21.347 17.622 1.00 92.95 ATOM 121 CG PRO A 179 30.740 20.625 16.406 1.00 92.99 ATOM 122 CD PRO A 179 29.301 21.010 16.265 1.00 94.10 ATOM 123 N VAL A 180 31.544 24.014 16.018 1.00 91.90 ATOM 124 CA VAL A 180 32.447 25.042 15.511 1.00 91.34 ATOM 125 C VAL A 180 31.742 26.380 15.659 1.00 91.37 ATOM 126 O VAL A 180 32.364 27.383 16.073 1.00 90.86 ATOM 127 CB VAL A 180 32.847 24.786 14.046 1.00 91.39 ATOM 128 CG1 VAL A 180 33.970 25.757 13.594 1.00 91.02 ATOM 129 CG2 VAL A 180 33.259 23.318 13.841 1.00 91.32 ATOM 130 N PHE A 181 30.435 26.374 15.362 1.00 91.29 ATOM 131 CA PHE A 181 29.556 27.503 15.696 1.00 91.65 ATOM 132 C PHE A 181 29.727 27.961 17.150 1.00 91.42 ATOM 133 O PHE A 181 29.824 29.160 17.442 1.00 91.26 ATOM 134 CB PHE A 181 28.069 27.206 15.426 1.00 92.04 ATOM 135 CG PHE A 181 27.182 28.379 15.724 1.00 93.75 ATOM 136 CD1 PHE A 181 26.926 29.342 14.745 1.00 94.58 ATOM 137 CD2 PHE A 181 26.674 28.581 17.010 1.00 95.10 ATOM 138 CE1 PHE A 181 26.143 30.458 15.028 1.00 94.88 ATOM 139 CE2 PHE A 181 25.888 29.701 17.308 1.00 94.55 ATOM 140 CZ PHE A 181 25.617 30.635 16.313 1.00 94.52 ATOM 141 N VAL A 182 29.776 26.982 18.046 1.00 91.48 ATOM 142 CA VAL A 182 29.813 27.227 19.477 1.00 91.17 ATOM 143 C VAL A 182 31.119 27.801 19.989 1.00 90.77 ATOM 144 O VAL A 182 31.074 28.683 20.833 1.00 90.98 ATOM 145 CB VAL A 182 29.425 25.975 20.281 1.00 91.58 ATOM 146 CG1 VAL A 182 29.803 26.143 21.768 1.00 91.30 ATOM 147 CG2 VAL A 182 27.905 25.653 20.080 1.00 91.47 ATOM 148 N GLN A 183 32.278 27.348 19.511 1.00 90.22 ATOM 149 CA GLN A 183 33.492 27.997 20.018 1.00 89.66 ATOM 150 C GLN A 183 33.590 29.398 19.500 1.00 89.23 ATOM 151 O GLN A 183 33.997 30.282 20.260 1.00 89.49 ATOM 152 CB GLN A 183 34.783 27.341 19.621 1.00 89.65 ATOM 153 CG GLN A 183 34.906 25.902 19.803 1.00 90.42 ATOM 154 CD GLN A 183 36.092 25.468 19.010 1.00 92.44 ATOM 155 OE1 GLN A 183 37.201 26.011 19.188 1.00 91.66 ATOM 156 NE2 GLN A 183 35.873 24.545 18.068 1.00 93.31 ATOM 157 N LYS A 184 33.251 29.601 18.215 1.00 88.24 ATOM 158 CA LYS A 184 33.357 30.941 17.627 1.00 87.02 ATOM 159 C LYS A 184 32.741 31.950 18.577 1.00 87.13 ATOM 160 O LYS A 184 33.395 32.893 19.017 1.00 86.51 ATOM 161 CB LYS A 184 32.683 31.062 16.251 1.00 86.99 ATOM 162 CG LYS A 184 32.905 32.451 15.590 1.00 85.01 ATOM 163 CD LYS A 184 31.988 32.788 14.402 1.00 85.56 ATOM 164 CE LYS A 184 32.319 34.218 13.906 1.00 84.47 ATOM 165 NZ LYS A 184 31.526 34.829 12.787 1.00 81.87 ATOM 166 N TRP A 185 31.483 31.706 18.912 1.00 87.23 ATOM 167 CA TRP A 185 30.676 32.689 19.615 1.00 87.86 ATOM 168 C TRP A 185 30.952 32.724 21.132 1.00 89.09 ATOM 169 O TRP A 185 30.896 33.798 21.750 1.00 89.03 ATOM 170 CB TRP A 185 29.193 32.509 19.232 1.00 86.92 ATOM 171 CG TRP A 185 28.943 32.955 17.768 1.00 86.26 ATOM 172 CD1 TRP A 185 28.595 32.165 16.674 1.00 84.69 ATOM 173 CD2 TRP A 185 29.070 34.293 17.268 1.00 83.98 ATOM 174 NE1 TRP A 185 28.498 32.955 15.546 1.00 83.71 ATOM 175 CE2 TRP A 185 28.785 34.255 15.887 1.00 83.10 ATOM 176 CE3 TRP A 185 29.386 35.525 17.869 1.00 83.36 ATOM 177 CZ2 TRP A 185 28.826 35.391 15.103 1.00 84.50 ATOM 178 CZ3 TRP A 185 29.417 36.645 17.096 1.00 84.34 ATOM 179 CH2 TRP A 185 29.147 36.576 15.719 1.00 85.27 ATOM 180 N GLN A 186 31.271 31.549 21.703 1.00 90.31 ATOM 181 CA GLN A 186 31.890 31.402 23.022 1.00 91.04 ATOM 182 C GLN A 186 33.147 32.277 23.109 1.00 91.50 ATOM 183 O GLN A 186 33.213 33.208 23.929 1.00 92.06 ATOM 184 CB GLN A 186 32.312 29.962 23.195 1.00 91.19 ATOM 185 CG GLN A 186 32.143 29.387 24.571 1.00 94.17 ATOM 186 CD GLN A 186 32.136 27.843 24.532 1.00 98.99 ATOM 187 OE1 GLN A 186 33.151 27.206 24.205 1.00100.43 ATOM 188 NE2 GLN A 186 30.981 27.242 24.845 1.00100.32 ATOM 189 N LYS A 187 34.141 31.984 22.260 1.00 91.34 ATOM 190 CA LYS A 187 35.410 32.692 22.292 1.00 91.42 ATOM 191 C LYS A 187 35.143 34.182 22.241 1.00 91.24 ATOM 192 O LYS A 187 35.833 34.983 22.869 1.00 91.28 ATOM 193 CB LYS A 187 36.274 32.265 21.111 1.00 91.86 ATOM 194 CG LYS A 187 37.627 33.023 20.963 1.00 94.02 ATOM 195 CD LYS A 187 38.832 32.237 21.562 1.00 98.23 ATOM 196 CE LYS A 187 39.157 30.907 20.806 1.00 97.91 ATOM 197 NZ LYS A 187 39.774 31.132 19.451 1.00 99.22 ATOM 198 N GLU A 188 34.107 34.532 21.492 1.00 91.42 ATOM 199 CA GLU A 188 33.747 35.916 21.222 1.00 91.44 ATOM 200 C GLU A 188 33.065 36.501 22.422 1.00 91.49 ATOM 201 O GLU A 188 33.305 37.666 22.740 1.00 91.11 ATOM 202 CB GLU A 188 32.843 36.013 19.971 1.00 91.70 ATOM 203 CG GLU A 188 32.305 37.406 19.642 1.00 90.64 ATOM 204 CD GLU A 188 33.397 38.423 19.398 1.00 90.48 ATOM 205 OE1 GLU A 188 34.493 38.027 18.905 1.00 89.93 ATOM 206 OE2 GLU A 188 33.145 39.618 19.695 1.00 89.09 ATOM 207 N ALA A 189 32.232 35.679 23.077 1.00 92.06 ATOM 208 CA ALA A 189 31.506 36.051 24.310 1.00 93.00 ATOM 209 C ALA A 189 32.426 36.390 25.486 1.00 94.02 ATOM 210 O ALA A 189 32.263 37.454 26.102 1.00 93.94 ATOM 211 CB ALA A 189 30.495 34.993 24.702 1.00 92.53 ATOM 212 N GLU A 190 33.403 35.525 25.786 1.00 95.29 ATOM 213 CA GLU A 190 34.414 35.919 26.781 1.00 96.86 ATOM 214 C GLU A 190 35.270 37.122 26.337 1.00 96.53 ATOM 215 O GLU A 190 35.526 38.011 27.158 1.00 96.74 ATOM 216 CB GLU A 190 35.230 34.729 27.382 1.00 97.83 ATOM 217 CG GLU A 190 36.503 34.219 26.633 1.00100.45 ATOM 218 CD GLU A 190 36.406 32.724 26.175 1.00104.16 ATOM 219 OE1 GLU A 190 35.564 31.948 26.734 1.00103.06 ATOM 220 OE2 GLU A 190 37.190 32.331 25.252 1.00104.90 ATOM 221 N LYS A 191 35.650 37.183 25.051 1.00 96.31 ATOM 222 CA LYS A 191 36.338 38.365 24.475 1.00 96.19 ATOM 223 C LYS A 191 35.611 39.640 24.890 1.00 95.94 ATOM 224 O LYS A 191 36.229 40.678 25.151 1.00 95.28 ATOM 225 CB LYS A 191 36.409 38.275 22.938 1.00 96.19 ATOM 226 CG LYS A 191 37.592 39.024 22.260 1.00 96.67 ATOM 227 CD LYS A 191 37.246 40.419 21.699 1.00 99.48 ATOM 228 CE LYS A 191 36.556 40.393 20.292 1.00101.49 ATOM 229 NZ LYS A 191 37.409 39.973 19.127 1.00101.08 ATOM 230 N LEU A 192 34.287 39.520 24.977 1.00 95.92 ATOM 231 CA LEU A 192 33.407 40.637 25.287 1.00 96.15 ATOM 232 C LEU A 192 33.382 41.009 26.777 1.00 96.74 ATOM 233 O LEU A 192 33.745 42.140 27.138 1.00 96.40 ATOM 234 CB LEU A 192 31.998 40.346 24.758 1.00 95.61 ATOM 235 CG LEU A 192 31.789 40.677 23.276 1.00 94.82 ATOM 236 CD1 LEU A 192 30.399 40.268 22.800 1.00 91.66 ATOM 237 CD2 LEU A 192 32.089 42.160 22.976 1.00 92.93 ATOM 238 N GLU A 193 32.935 40.058 27.613 1.00 97.29 ATOM 239 CA GLU A 193 32.980 40.159 29.069 1.00 97.63 ATOM 240 C GLU A 193 34.326 40.652 29.540 1.00 97.90 ATOM 241 O GLU A 193 34.399 41.430 30.489 1.00 98.55 ATOM 242 CB GLU A 193 32.738 38.808 29.692 1.00 97.64 ATOM 243 CG GLU A 193 31.295 38.403 29.724 1.00 99.51 ATOM 244 CD GLU A 193 31.111 36.887 29.676 1.00102.29 ATOM 245 OE1 GLU A 193 32.127 36.142 29.643 1.00104.32 ATOM 246 OE2 GLU A 193 29.945 36.435 29.665 1.00102.17 TER