HEADER TRANSPORT PROTEIN 11-DEC-15 3JCG TITLE Cryo-EM structure of the magnesium channel CorA in the TITLE 2 magnesium-free, asymmetric open state I COMPND MOL_ID: 1; COMPND 2 MOLECULE: Magnesium transport protein CorA; COMPND 3 CHAIN: A, B, C, D, E; COMPND 4 ENGINEERED: YES; EXPDTA ELECTRON MICROSCOPY DBREF 3JCG E 1 351 UNP Q9WZ31 CORA_THEMA 1 351 SEQRES 1 E 62 LYS THR ASN GLU VAL MET LYS VAL LEU THR ILE ILE ALA SEQRES 2 E 62 THR ILE PHE MET PRO LEU THR PHE ILE ALA GLY ILE TYR SEQRES 3 E 62 GLY MET ASN PHE GLU TYR MET PRO GLU LEU ARG TRP LYS SEQRES 4 E 62 TRP GLY TYR PRO VAL VAL LEU ALA VAL MET GLY VAL ILE SEQRES 5 E 62 ALA VAL ILE MET VAL VAL TYR PHE LYS LYS ATOM 1 N LYS E 286 179.396 174.553 182.409 1.00 31.45 ATOM 2 CA LYS E 286 179.827 175.353 183.548 1.00 25.56 ATOM 3 C LYS E 286 178.784 175.307 184.659 1.00 27.81 ATOM 4 O LYS E 286 179.114 175.449 185.835 1.00 37.76 ATOM 5 N THR E 287 177.526 175.110 184.277 1.00 16.11 ATOM 6 CA THR E 287 176.455 174.931 185.250 1.00 17.69 ATOM 7 C THR E 287 176.669 173.626 186.004 1.00 19.36 ATOM 8 O THR E 287 176.548 173.575 187.227 1.00 21.39 ATOM 9 N ASN E 288 176.996 172.573 185.259 1.00 35.30 ATOM 10 CA ASN E 288 177.313 171.279 185.849 1.00 37.58 ATOM 11 C ASN E 288 178.570 171.361 186.706 1.00 39.77 ATOM 12 O ASN E 288 178.689 170.672 187.718 1.00 37.27 ATOM 13 N GLU E 289 179.504 172.211 186.290 1.00 57.40 ATOM 14 CA GLU E 289 180.736 172.429 187.038 1.00 61.10 ATOM 15 C GLU E 289 180.425 173.012 188.412 1.00 55.85 ATOM 16 O GLU E 289 181.095 172.700 189.396 1.00 57.43 ATOM 17 N VAL E 290 179.401 173.857 188.470 1.00 32.26 ATOM 18 CA VAL E 290 178.921 174.394 189.736 1.00 32.11 ATOM 19 C VAL E 290 178.229 173.292 190.532 1.00 30.59 ATOM 20 O VAL E 290 178.374 173.206 191.753 1.00 30.00 ATOM 21 N MET E 291 177.488 172.443 189.827 1.00 27.39 ATOM 22 CA MET E 291 176.774 171.338 190.457 1.00 27.40 ATOM 23 C MET E 291 177.735 170.310 191.043 1.00 23.91 ATOM 24 O MET E 291 177.477 169.752 192.108 1.00 21.74 ATOM 25 N LYS E 292 178.839 170.064 190.344 1.00 32.36 ATOM 26 CA LYS E 292 179.855 169.131 190.821 1.00 34.92 ATOM 27 C LYS E 292 180.475 169.627 192.123 1.00 36.44 ATOM 28 O LYS E 292 180.800 168.835 193.007 1.00 38.22 ATOM 29 N VAL E 293 180.637 170.941 192.231 1.00 46.50 ATOM 30 CA VAL E 293 181.120 171.552 193.462 1.00 42.47 ATOM 31 C VAL E 293 180.052 171.439 194.545 1.00 33.07 ATOM 32 O VAL E 293 180.349 171.122 195.696 1.00 39.92 ATOM 33 N LEU E 294 178.805 171.689 194.159 1.00 29.73 ATOM 34 CA LEU E 294 177.674 171.594 195.075 1.00 31.81 ATOM 35 C LEU E 294 177.417 170.146 195.489 1.00 33.69 ATOM 36 O LEU E 294 176.911 169.882 196.581 1.00 37.02 ATOM 37 N THR E 295 177.774 169.214 194.611 1.00 26.55 ATOM 38 CA THR E 295 177.549 167.793 194.853 1.00 27.69 ATOM 39 C THR E 295 178.338 167.275 196.052 1.00 28.07 ATOM 40 O THR E 295 177.771 166.676 196.965 1.00 28.28 ATOM 41 N ILE E 296 179.645 167.517 196.048 1.00 82.90 ATOM 42 CA ILE E 296 180.532 166.980 197.075 1.00 85.51 ATOM 43 C ILE E 296 180.313 167.612 198.449 1.00 80.28 ATOM 44 O ILE E 296 180.833 167.123 199.452 1.00 80.84 ATOM 45 N ILE E 297 179.545 168.696 198.494 1.00121.17 ATOM 46 CA ILE E 297 179.291 169.396 199.749 1.00122.02 ATOM 47 C ILE E 297 178.235 168.690 200.596 1.00131.86 ATOM 48 O ILE E 297 178.477 168.364 201.757 1.00140.73 ATOM 49 N ALA E 298 177.067 168.450 200.009 1.00207.05 ATOM 50 CA ALA E 298 175.941 167.886 200.748 1.00209.50 ATOM 51 C ALA E 298 176.060 166.375 200.944 1.00212.75 ATOM 52 O ALA E 298 175.207 165.760 201.584 1.00212.09 ATOM 53 N THR E 299 177.116 165.781 200.400 1.00225.90 ATOM 54 CA THR E 299 177.298 164.335 200.483 1.00226.32 ATOM 55 C THR E 299 178.259 163.924 201.595 1.00225.81 ATOM 56 O THR E 299 178.390 162.738 201.900 1.00224.35 ATOM 57 N ILE E 300 178.928 164.899 202.202 1.00290.92 ATOM 58 CA ILE E 300 179.923 164.601 203.226 1.00288.04 ATOM 59 C ILE E 300 179.505 165.075 204.617 1.00289.61 ATOM 60 O ILE E 300 179.978 164.546 205.622 1.00296.42 ATOM 61 N PHE E 301 178.620 166.065 204.676 1.00318.83 ATOM 62 CA PHE E 301 178.185 166.609 205.959 1.00316.52 ATOM 63 C PHE E 301 176.884 165.971 206.434 1.00317.63 ATOM 64 O PHE E 301 176.739 165.648 207.613 1.00314.43 ATOM 65 N MET E 302 175.943 165.794 205.511 1.00343.94 ATOM 66 CA MET E 302 174.643 165.203 205.828 1.00338.62 ATOM 67 C MET E 302 174.713 163.806 206.468 1.00339.83 ATOM 68 O MET E 302 174.013 163.554 207.449 1.00340.10 ATOM 69 N PRO E 303 175.541 162.890 205.925 1.00362.31 ATOM 70 CA PRO E 303 175.586 161.589 206.603 1.00360.40 ATOM 71 C PRO E 303 176.271 161.663 207.965 1.00358.55 ATOM 72 O PRO E 303 175.951 160.878 208.857 1.00359.61 ATOM 73 N LEU E 304 177.202 162.599 208.117 1.00436.09 ATOM 74 CA LEU E 304 177.898 162.783 209.384 1.00433.55 ATOM 75 C LEU E 304 177.037 163.570 210.367 1.00434.39 ATOM 76 O LEU E 304 177.147 163.393 211.581 1.00434.98 ATOM 77 N THR E 305 176.182 164.439 209.837 1.00426.45 ATOM 78 CA THR E 305 175.233 165.177 210.662 1.00423.88 ATOM 79 C THR E 305 174.170 164.219 211.187 1.00421.28 ATOM 80 O THR E 305 173.647 164.390 212.289 1.00424.57 ATOM 81 N PHE E 306 173.863 163.204 210.384 1.00545.66 ATOM 82 CA PHE E 306 172.930 162.155 210.778 1.00545.36 ATOM 83 C PHE E 306 173.451 161.397 211.994 1.00549.18 ATOM 84 O PHE E 306 172.680 161.007 212.871 1.00549.06 ATOM 85 N ILE E 307 174.764 161.195 212.038 1.00607.27 ATOM 86 CA ILE E 307 175.402 160.529 213.167 1.00612.55 ATOM 87 C ILE E 307 175.321 161.403 214.414 1.00613.21 ATOM 88 O ILE E 307 175.104 160.908 215.520 1.00611.57 ATOM 89 N ALA E 308 175.489 162.708 214.225 1.00586.84 ATOM 90 CA ALA E 308 175.410 163.663 215.325 1.00589.46 ATOM 91 C ALA E 308 174.000 163.715 215.904 1.00593.52 ATOM 92 O ALA E 308 173.814 164.021 217.082 1.00590.36 ATOM 93 N GLY E 309 173.011 163.416 215.069 1.00577.26 ATOM 94 CA GLY E 309 171.627 163.391 215.503 1.00574.85 ATOM 95 C GLY E 309 171.325 162.182 216.366 1.00576.84 ATOM 96 O GLY E 309 170.448 162.227 217.228 1.00581.54 ATOM 97 N ILE E 310 172.058 161.097 216.132 1.00524.69 ATOM 98 CA ILE E 310 171.888 159.870 216.903 1.00533.25 ATOM 99 C ILE E 310 172.279 160.085 218.362 1.00540.87 ATOM 100 O ILE E 310 171.539 159.717 219.274 1.00547.47 ATOM 101 N TYR E 311 173.444 160.687 218.574 1.00497.06 ATOM 102 CA TYR E 311 173.913 160.991 219.920 1.00495.11 ATOM 103 C TYR E 311 173.124 162.153 220.514 1.00492.74 ATOM 104 O TYR E 311 173.060 162.315 221.733 1.00500.04 ATOM 105 N GLY E 312 172.524 162.959 219.643 1.00457.48 ATOM 106 CA GLY E 312 171.665 164.044 220.077 1.00457.95 ATOM 107 C GLY E 312 170.350 163.507 220.602 1.00458.29 ATOM 108 O GLY E 312 169.659 164.164 221.381 1.00462.43 ATOM 109 N MET E 313 170.006 162.299 220.169 1.00394.92 ATOM 110 CA MET E 313 168.795 161.630 220.622 1.00401.96 ATOM 111 C MET E 313 169.016 160.977 221.982 1.00398.97 ATOM 112 O MET E 313 169.862 160.094 222.125 1.00406.22 ATOM 113 N ASN E 314 168.255 161.417 222.979 1.00291.37 ATOM 114 CA ASN E 314 168.391 160.883 224.329 1.00301.18 ATOM 115 C ASN E 314 167.556 159.623 224.538 1.00304.34 ATOM 116 O ASN E 314 166.501 159.455 223.926 1.00311.65 ATOM 117 N PHE E 315 168.042 158.736 225.400 1.00159.35 ATOM 118 CA PHE E 315 167.340 157.494 225.702 1.00164.81 ATOM 119 C PHE E 315 167.465 157.149 227.183 1.00173.34 ATOM 120 O PHE E 315 168.017 157.924 227.963 1.00172.56 ATOM 121 N GLU E 316 166.949 155.985 227.564 1.00129.69 ATOM 122 CA GLU E 316 167.012 155.545 228.953 1.00128.35 ATOM 123 C GLU E 316 168.373 154.936 229.274 1.00127.83 ATOM 124 O GLU E 316 168.759 154.833 230.438 1.00130.43 ATOM 125 N TYR E 317 169.096 154.534 228.233 1.00199.60 ATOM 126 CA TYR E 317 170.417 153.944 228.401 1.00199.60 ATOM 127 C TYR E 317 171.466 154.728 227.621 1.00199.60 ATOM 128 O TYR E 317 171.238 155.122 226.477 1.00199.60 ATOM 129 CB TYR E 317 170.414 152.481 227.957 1.00 20.00 ATOM 130 N MET E 318 172.617 154.951 228.246 1.00186.95 ATOM 131 CA MET E 318 173.697 155.698 227.614 1.00189.55 ATOM 132 C MET E 318 175.049 155.033 227.855 1.00188.92 ATOM 133 O MET E 318 175.701 155.292 228.865 1.00182.12 ATOM 134 N PRO E 319 175.471 154.166 226.922 1.00244.50 ATOM 135 CA PRO E 319 176.768 153.488 227.004 1.00245.17 ATOM 136 C PRO E 319 177.919 154.392 226.574 1.00238.29 ATOM 137 O PRO E 319 179.079 153.991 226.667 1.00234.29 ATOM 138 N GLU E 320 177.594 155.593 226.102 1.00286.94 ATOM 139 CA GLU E 320 178.611 156.562 225.712 1.00275.41 ATOM 140 C GLU E 320 179.444 156.970 226.921 1.00275.60 ATOM 141 O GLU E 320 180.654 157.168 226.816 1.00275.84 ATOM 142 N LEU E 321 178.786 157.091 228.070 1.00172.67 ATOM 143 CA LEU E 321 179.472 157.424 229.312 1.00172.99 ATOM 144 C LEU E 321 179.968 156.163 230.012 1.00173.50 ATOM 145 O LEU E 321 180.854 156.221 230.864 1.00169.17 ATOM 146 N ARG E 322 179.389 155.023 229.646 1.00175.25 ATOM 147 CA ARG E 322 179.796 153.742 230.211 1.00169.01 ATOM 148 C ARG E 322 181.098 153.263 229.577 1.00166.90 ATOM 149 O ARG E 322 182.005 152.804 230.271 1.00160.97 ATOM 150 N TRP E 323 181.181 153.371 228.255 1.00207.96 ATOM 151 CA TRP E 323 182.390 152.994 227.533 1.00210.78 ATOM 152 C TRP E 323 183.503 154.004 227.788 1.00217.82 ATOM 153 O TRP E 323 183.241 155.190 227.985 1.00218.97 ATOM 154 N LYS E 324 184.743 153.527 227.786 1.00219.89 ATOM 155 CA LYS E 324 185.895 154.384 228.043 1.00206.67 ATOM 156 C LYS E 324 186.099 155.398 226.922 1.00207.88 ATOM 157 O LYS E 324 186.299 155.022 225.766 1.00207.15 ATOM 158 N TRP E 325 186.046 156.679 227.281 1.00304.69 ATOM 159 CA TRP E 325 186.211 157.781 226.333 1.00305.87 ATOM 160 C TRP E 325 185.233 157.678 225.167 1.00304.25 ATOM 161 O TRP E 325 185.633 157.444 224.026 1.00302.02 ATOM 162 N GLY E 326 183.949 157.855 225.462 1.00430.14 ATOM 163 CA GLY E 326 182.912 157.756 224.452 1.00419.90 ATOM 164 C GLY E 326 182.753 159.024 223.635 1.00417.96 ATOM 165 O GLY E 326 182.075 159.028 222.608 1.00418.97 ATOM 166 N TYR E 327 183.378 160.103 224.093 1.00435.25 ATOM 167 CA TYR E 327 183.303 161.385 223.397 1.00440.42 ATOM 168 C TYR E 327 184.370 161.552 222.303 1.00436.93 ATOM 169 O TYR E 327 184.032 161.898 221.171 1.00439.53 ATOM 170 N PRO E 328 185.659 161.313 222.622 1.00489.97 ATOM 171 CA PRO E 328 186.634 161.551 221.552 1.00491.34 ATOM 172 C PRO E 328 186.693 160.422 220.525 1.00492.27 ATOM 173 O PRO E 328 187.309 160.587 219.472 1.00496.11 ATOM 174 N VAL E 329 186.060 159.293 220.828 1.00582.21 ATOM 175 CA VAL E 329 186.088 158.139 219.936 1.00583.54 ATOM 176 C VAL E 329 185.191 158.371 218.717 1.00578.87 ATOM 177 O VAL E 329 185.393 157.771 217.660 1.00577.82 ATOM 178 N VAL E 330 184.214 159.260 218.864 1.00644.20 ATOM 179 CA VAL E 330 183.287 159.569 217.781 1.00638.63 ATOM 180 C VAL E 330 183.911 160.562 216.803 1.00635.33 ATOM 181 O VAL E 330 183.623 160.539 215.605 1.00641.06 ATOM 182 N LEU E 331 184.785 161.420 217.320 1.00701.79 ATOM 183 CA LEU E 331 185.406 162.471 216.520 1.00702.82 ATOM 184 C LEU E 331 186.407 161.928 215.502 1.00705.25 ATOM 185 O LEU E 331 186.839 162.651 214.603 1.00709.62 ATOM 186 N ALA E 332 186.772 160.658 215.642 1.00725.78 ATOM 187 CA ALA E 332 187.790 160.059 214.785 1.00730.19 ATOM 188 C ALA E 332 187.189 159.327 213.587 1.00727.70 ATOM 189 O ALA E 332 187.747 159.357 212.490 1.00730.43 ATOM 190 N VAL E 333 186.053 158.671 213.801 1.00692.66 ATOM 191 CA VAL E 333 185.439 157.847 212.764 1.00692.08 ATOM 192 C VAL E 333 184.759 158.697 211.687 1.00695.98 ATOM 193 O VAL E 333 184.665 158.288 210.528 1.00702.21 ATOM 194 N MET E 334 184.309 159.890 212.065 1.00712.34 ATOM 195 CA MET E 334 183.574 160.755 211.148 1.00713.71 ATOM 196 C MET E 334 184.469 161.346 210.061 1.00712.43 ATOM 197 O MET E 334 184.074 161.427 208.898 1.00715.28 ATOM 198 N GLY E 335 185.674 161.755 210.444 1.00653.49 ATOM 199 CA GLY E 335 186.583 162.417 209.526 1.00649.18 ATOM 200 C GLY E 335 187.180 161.513 208.464 1.00656.33 ATOM 201 O GLY E 335 187.691 161.992 207.453 1.00658.39 ATOM 202 N VAL E 336 187.116 160.205 208.689 1.00600.58 ATOM 203 CA VAL E 336 187.714 159.242 207.770 1.00599.88 ATOM 204 C VAL E 336 186.847 159.009 206.535 1.00597.10 ATOM 205 O VAL E 336 187.345 159.002 205.408 1.00600.11 ATOM 206 N ILE E 337 185.548 158.825 206.755 1.00490.34 ATOM 207 CA ILE E 337 184.612 158.516 205.677 1.00490.09 ATOM 208 C ILE E 337 184.523 159.647 204.652 1.00483.09 ATOM 209 O ILE E 337 184.296 159.408 203.466 1.00485.29 ATOM 210 N ALA E 338 184.715 160.879 205.113 1.00432.42 ATOM 211 CA ALA E 338 184.620 162.045 204.241 1.00438.27 ATOM 212 C ALA E 338 185.840 162.183 203.333 1.00442.07 ATOM 213 O ALA E 338 185.822 162.954 202.373 1.00442.40 ATOM 214 N VAL E 339 186.896 161.435 203.638 1.00456.73 ATOM 215 CA VAL E 339 188.137 161.512 202.873 1.00455.25 ATOM 216 C VAL E 339 188.247 160.374 201.859 1.00455.18 ATOM 217 O VAL E 339 188.724 160.572 200.740 1.00459.07 ATOM 218 N ILE E 340 187.789 159.188 202.248 1.00352.58 ATOM 219 CA ILE E 340 187.892 158.006 201.395 1.00354.72 ATOM 220 C ILE E 340 187.060 158.129 200.119 1.00355.42 ATOM 221 O ILE E 340 187.251 157.367 199.171 1.00354.11 ATOM 222 N MET E 341 186.139 159.088 200.099 1.00263.18 ATOM 223 CA MET E 341 185.300 159.315 198.928 1.00258.51 ATOM 224 C MET E 341 185.934 160.324 197.976 1.00256.84 ATOM 225 O MET E 341 185.631 160.336 196.784 1.00265.51 ATOM 226 N VAL E 342 186.816 161.165 198.510 1.00347.28 ATOM 227 CA VAL E 342 187.493 162.189 197.718 1.00351.23 ATOM 228 C VAL E 342 188.302 161.562 196.585 1.00355.60 ATOM 229 O VAL E 342 188.341 162.088 195.471 1.00359.44 ATOM 230 N VAL E 343 188.937 160.432 196.876 1.00386.47 ATOM 231 CA VAL E 343 189.694 159.694 195.872 1.00388.61 ATOM 232 C VAL E 343 188.767 159.210 194.760 1.00389.11 ATOM 233 O VAL E 343 189.135 159.207 193.585 1.00391.86 ATOM 234 N TYR E 344 187.556 158.813 195.141 1.00312.69 ATOM 235 CA TYR E 344 186.555 158.372 194.177 1.00312.87 ATOM 236 C TYR E 344 186.083 159.539 193.315 1.00312.52 ATOM 237 O TYR E 344 185.746 159.360 192.145 1.00309.22 ATOM 238 N PHE E 345 186.061 160.734 193.899 1.00303.64 ATOM 239 CA PHE E 345 185.714 161.938 193.152 1.00305.24 ATOM 240 C PHE E 345 186.857 162.340 192.226 1.00301.69 ATOM 241 O PHE E 345 187.937 161.749 192.272 1.00297.56 ATOM 242 N LYS E 346 186.605 163.347 191.391 1.00227.37 ATOM 243 CA LYS E 346 187.580 163.831 190.414 1.00232.92 ATOM 244 C LYS E 346 188.063 162.707 189.502 1.00237.66 ATOM 245 O LYS E 346 189.236 162.653 189.132 1.00234.27 ATOM 246 N LYS E 347 187.148 161.811 189.144 1.00206.96 ATOM 247 CA LYS E 347 187.475 160.675 188.291 1.00206.96 ATOM 248 C LYS E 347 187.270 161.011 186.818 1.00206.96 ATOM 249 O LYS E 347 186.515 161.922 186.479 1.00206.96 TER