HEADER MEMBRANE PROTEIN 31-DEC-69 7L31 TITLE Cyro-EM structure of human Glycine Receptor alpha2-beta heteromer, TITLE 2 strychnine bound state, 3.8 Angstrom COMPND MOL_ID: 1; COMPND 2 MOLECULE: Glycine receptor subunit alpha-2; COMPND 3 CHAIN: A, B, C, D; COMPND 4 MUTATION: YES; COMPND 5 ENGINEERED: YES; EXPDTA ELECTRON MICROSCOPY 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 D 317 REMARK 465 SER D 318 REMARK 465 SER D 319 REMARK 465 GLY D 320 REMARK 465 LYS D 321 DBREF 7L31 B 1 316 UNP P23416 GLRA2_HUMAN 28 343 DBREF 7L31 B 382 425 UNP P23416 GLRA2_HUMAN 409 452 SEQRES 1 B 133 GLN MET GLY TYR TYR LEU ILE GLN MET TYR ILE PRO SER SEQRES 2 B 133 LEU LEU ILE VAL ILE LEU SER TRP VAL SER PHE TRP ILE SEQRES 3 B 133 ASN MET ASP ALA ALA PRO ALA ARG VAL ALA LEU GLY ILE SEQRES 4 B 133 THR THR VAL LEU THR MET THR THR GLN SER SER GLY SER SEQRES 5 B 133 ARG ALA SER LEU PRO LYS VAL SER TYR VAL LYS ALA ILE SEQRES 6 B 133 ASP ILE TRP MET ALA VAL CYS LEU LEU PHE VAL PHE ALA SEQRES 7 B 133 ALA LEU LEU GLU TYR ALA ALA VAL ASN PHE VAL SER ARG SEQRES 8 B 133 GLY SER SER GLY LYS LYS PHE VAL ASP ARG ALA LYS ARG SEQRES 9 B 133 ILE ASP THR ILE SER ARG ALA ALA PHE PRO LEU ALA PHE SEQRES 10 B 133 LEU ILE PHE ASN ILE PHE TYR TRP ILE THR TYR LYS ILE SEQRES 11 B 133 ILE ARG HIS ATOM 1 N GLN C 226 95.117 86.627 109.225 1.00 36.04 ATOM 2 CA GLN C 226 94.164 86.612 108.129 1.00 36.04 ATOM 3 C GLN C 226 94.701 87.447 106.975 1.00 36.04 ATOM 4 O GLN C 226 95.489 88.374 107.170 1.00 36.04 ATOM 5 CB GLN C 226 92.804 87.128 108.597 1.00 36.04 ATOM 6 CG GLN C 226 92.864 88.440 109.338 1.00 36.04 ATOM 7 CD GLN C 226 91.575 88.741 110.063 1.00 36.04 ATOM 8 OE1 GLN C 226 90.590 88.021 109.921 1.00 36.04 ATOM 9 NE2 GLN C 226 91.577 89.799 110.861 1.00 36.04 ATOM 10 N MET C 227 94.274 87.102 105.760 1.00 39.16 ATOM 11 CA MET C 227 94.947 87.569 104.554 1.00 39.16 ATOM 12 C MET C 227 93.975 88.177 103.554 1.00 39.16 ATOM 13 O MET C 227 94.205 88.112 102.345 1.00 39.16 ATOM 14 CB MET C 227 95.725 86.427 103.906 1.00 39.16 ATOM 15 CG MET C 227 94.898 85.173 103.706 1.00 39.16 ATOM 16 SD MET C 227 95.869 83.776 103.118 1.00 39.16 ATOM 17 CE MET C 227 96.704 84.511 101.717 1.00 39.16 ATOM 18 N GLY C 228 92.893 88.785 104.041 1.00 38.63 ATOM 19 CA GLY C 228 91.928 89.387 103.137 1.00 38.63 ATOM 20 C GLY C 228 92.481 90.588 102.393 1.00 38.63 ATOM 21 O GLY C 228 92.347 90.683 101.171 1.00 38.63 ATOM 22 N TYR C 229 93.131 91.506 103.113 1.00 36.50 ATOM 23 CA TYR C 229 93.680 92.702 102.480 1.00 36.50 ATOM 24 C TYR C 229 94.809 92.350 101.523 1.00 36.50 ATOM 25 O TYR C 229 94.919 92.943 100.443 1.00 36.50 ATOM 26 CB TYR C 229 94.155 93.679 103.555 1.00 36.50 ATOM 27 CG TYR C 229 95.277 94.611 103.149 1.00 36.50 ATOM 28 CD1 TYR C 229 95.072 95.627 102.232 1.00 36.50 ATOM 29 CD2 TYR C 229 96.538 94.486 103.709 1.00 36.50 ATOM 30 CE1 TYR C 229 96.089 96.483 101.874 1.00 36.50 ATOM 31 CE2 TYR C 229 97.563 95.339 103.356 1.00 36.50 ATOM 32 CZ TYR C 229 97.333 96.333 102.439 1.00 36.50 ATOM 33 OH TYR C 229 98.355 97.180 102.086 1.00 36.50 ATOM 34 N TYR C 230 95.633 91.364 101.883 1.00 36.51 ATOM 35 CA TYR C 230 96.720 90.951 101.002 1.00 36.51 ATOM 36 C TYR C 230 96.187 90.267 99.752 1.00 36.51 ATOM 37 O TYR C 230 96.617 90.584 98.636 1.00 36.51 ATOM 38 CB TYR C 230 97.679 90.037 101.756 1.00 36.51 ATOM 39 CG TYR C 230 98.253 90.686 102.987 1.00 36.51 ATOM 40 CD1 TYR C 230 98.994 91.849 102.893 1.00 36.51 ATOM 41 CD2 TYR C 230 98.040 90.147 104.243 1.00 36.51 ATOM 42 CE1 TYR C 230 99.519 92.452 104.011 1.00 36.51 ATOM 43 CE2 TYR C 230 98.560 90.745 105.371 1.00 36.51 ATOM 44 CZ TYR C 230 99.299 91.898 105.248 1.00 36.51 ATOM 45 OH TYR C 230 99.821 92.502 106.366 1.00 36.51 ATOM 46 N LEU C 231 95.225 89.351 99.913 1.00 38.69 ATOM 47 CA LEU C 231 94.628 88.681 98.765 1.00 38.69 ATOM 48 C LEU C 231 93.815 89.620 97.888 1.00 38.69 ATOM 49 O LEU C 231 93.623 89.323 96.710 1.00 38.69 ATOM 50 CB LEU C 231 93.741 87.527 99.221 1.00 38.69 ATOM 51 CG LEU C 231 94.420 86.163 99.235 1.00 38.69 ATOM 52 CD1 LEU C 231 93.501 85.120 99.836 1.00 38.69 ATOM 53 CD2 LEU C 231 94.813 85.780 97.828 1.00 38.69 ATOM 54 N ILE C 232 93.335 90.737 98.421 1.00 39.16 ATOM 55 CA ILE C 232 92.619 91.692 97.583 1.00 39.16 ATOM 56 C ILE C 232 93.572 92.639 96.866 1.00 39.16 ATOM 57 O ILE C 232 93.410 92.895 95.671 1.00 39.16 ATOM 58 CB ILE C 232 91.572 92.457 98.420 1.00 39.16 ATOM 59 CG1 ILE C 232 90.403 91.540 98.768 1.00 39.16 ATOM 60 CG2 ILE C 232 91.063 93.687 97.697 1.00 39.16 ATOM 61 CD1 ILE C 232 89.661 91.031 97.555 1.00 39.16 ATOM 62 N GLN C 233 94.598 93.157 97.538 1.00 42.32 ATOM 63 CA GLN C 233 95.341 94.275 96.978 1.00 42.32 ATOM 64 C GLN C 233 96.764 93.945 96.549 1.00 42.32 ATOM 65 O GLN C 233 97.457 94.840 96.057 1.00 42.32 ATOM 66 CB GLN C 233 95.371 95.435 97.977 1.00 42.32 ATOM 67 CG GLN C 233 94.246 96.429 97.768 1.00 42.32 ATOM 68 CD GLN C 233 94.426 97.257 96.514 1.00 42.32 ATOM 69 OE1 GLN C 233 95.184 98.225 96.498 1.00 42.32 ATOM 70 NE2 GLN C 233 93.726 96.880 95.452 1.00 42.32 ATOM 71 N MET C 234 97.233 92.710 96.715 1.00 43.03 ATOM 72 CA MET C 234 98.586 92.423 96.252 1.00 43.03 ATOM 73 C MET C 234 98.661 91.177 95.379 1.00 43.03 ATOM 74 O MET C 234 99.480 91.110 94.458 1.00 43.03 ATOM 75 CB MET C 234 99.532 92.298 97.443 1.00 43.03 ATOM 76 CG MET C 234 100.218 93.604 97.787 1.00 43.03 ATOM 77 SD MET C 234 101.768 93.371 98.662 1.00 43.03 ATOM 78 CE MET C 234 101.156 92.771 100.226 1.00 43.03 ATOM 79 N TYR C 235 97.817 90.187 95.655 1.00 44.08 ATOM 80 CA TYR C 235 97.894 88.924 94.931 1.00 44.08 ATOM 81 C TYR C 235 97.087 88.964 93.637 1.00 44.08 ATOM 82 O TYR C 235 97.623 88.708 92.553 1.00 44.08 ATOM 83 CB TYR C 235 97.409 87.791 95.829 1.00 44.08 ATOM 84 CG TYR C 235 98.493 87.157 96.663 1.00 44.08 ATOM 85 CD1 TYR C 235 99.642 86.658 96.075 1.00 44.08 ATOM 86 CD2 TYR C 235 98.359 87.042 98.037 1.00 44.08 ATOM 87 CE1 TYR C 235 100.630 86.067 96.832 1.00 44.08 ATOM 88 CE2 TYR C 235 99.342 86.453 98.802 1.00 44.08 ATOM 89 CZ TYR C 235 100.473 85.966 98.193 1.00 44.08 ATOM 90 OH TYR C 235 101.460 85.378 98.947 1.00 44.08 ATOM 91 N ILE C 236 95.798 89.271 93.738 1.00 47.82 ATOM 92 CA ILE C 236 94.891 89.326 92.591 1.00 47.82 ATOM 93 C ILE C 236 95.259 90.417 91.582 1.00 47.82 ATOM 94 O ILE C 236 95.194 90.136 90.376 1.00 47.82 ATOM 95 CB ILE C 236 93.430 89.448 93.067 1.00 47.82 ATOM 96 CG1 ILE C 236 93.021 88.178 93.810 1.00 47.82 ATOM 97 CG2 ILE C 236 92.470 89.685 91.917 1.00 47.82 ATOM 98 CD1 ILE C 236 93.114 86.925 92.979 1.00 47.82 ATOM 99 N PRO C 237 95.649 91.647 91.965 1.00 46.07 ATOM 100 CA PRO C 237 96.079 92.591 90.917 1.00 46.07 ATOM 101 C PRO C 237 97.335 92.161 90.184 1.00 46.07 ATOM 102 O PRO C 237 97.425 92.363 88.968 1.00 46.07 ATOM 103 CB PRO C 237 96.290 93.897 91.691 1.00 46.07 ATOM 104 CG PRO C 237 95.367 93.788 92.816 1.00 46.07 ATOM 105 CD PRO C 237 95.501 92.364 93.245 1.00 46.07 ATOM 106 N SER C 238 98.294 91.544 90.876 1.00 48.42 ATOM 107 CA SER C 238 99.472 91.023 90.191 1.00 48.42 ATOM 108 C SER C 238 99.105 89.886 89.243 1.00 48.42 ATOM 109 O SER C 238 99.614 89.815 88.116 1.00 48.42 ATOM 110 CB SER C 238 100.505 90.555 91.211 1.00 48.42 ATOM 111 OG SER C 238 101.538 89.829 90.577 1.00 48.42 ATOM 112 N LEU C 239 98.213 88.993 89.684 1.00 52.15 ATOM 113 CA LEU C 239 97.745 87.909 88.826 1.00 52.15 ATOM 114 C LEU C 239 97.035 88.450 87.591 1.00 52.15 ATOM 115 O LEU C 239 97.229 87.947 86.478 1.00 52.15 ATOM 116 CB LEU C 239 96.826 86.988 89.627 1.00 52.15 ATOM 117 CG LEU C 239 96.302 85.703 88.991 1.00 52.15 ATOM 118 CD1 LEU C 239 96.375 84.566 89.992 1.00 52.15 ATOM 119 CD2 LEU C 239 94.870 85.887 88.522 1.00 52.15 ATOM 120 N LEU C 240 96.236 89.500 87.764 1.00 55.30 ATOM 121 CA LEU C 240 95.522 90.082 86.634 1.00 55.30 ATOM 122 C LEU C 240 96.466 90.820 85.690 1.00 55.30 ATOM 123 O LEU C 240 96.236 90.834 84.476 1.00 55.30 ATOM 124 CB LEU C 240 94.418 91.005 87.147 1.00 55.30 ATOM 125 CG LEU C 240 92.990 90.447 87.148 1.00 55.30 ATOM 126 CD1 LEU C 240 92.926 89.055 87.759 1.00 55.30 ATOM 127 CD2 LEU C 240 92.064 91.385 87.906 1.00 55.30 ATOM 128 N ILE C 241 97.541 91.410 86.218 1.00 56.10 ATOM 129 CA ILE C 241 98.553 92.018 85.357 1.00 56.10 ATOM 130 C ILE C 241 99.268 90.950 84.533 1.00 56.10 ATOM 131 O ILE C 241 99.547 91.145 83.341 1.00 56.10 ATOM 132 CB ILE C 241 99.529 92.849 86.209 1.00 56.10 ATOM 133 CG1 ILE C 241 98.843 94.121 86.705 1.00 56.10 ATOM 134 CG2 ILE C 241 100.786 93.210 85.429 1.00 56.10 ATOM 135 CD1 ILE C 241 99.739 95.006 87.524 1.00 56.10 ATOM 136 N VAL C 242 99.549 89.795 85.145 1.00 57.33 ATOM 137 CA VAL C 242 100.148 88.685 84.402 1.00 57.33 ATOM 138 C VAL C 242 99.196 88.184 83.317 1.00 57.33 ATOM 139 O VAL C 242 99.620 87.857 82.201 1.00 57.33 ATOM 140 CB VAL C 242 100.564 87.563 85.371 1.00 57.33 ATOM 141 CG1 VAL C 242 101.019 86.327 84.620 1.00 57.33 ATOM 142 CG2 VAL C 242 101.681 88.049 86.261 1.00 57.33 ATOM 143 N ILE C 243 97.894 88.150 83.611 1.00 60.07 ATOM 144 CA ILE C 243 96.916 87.726 82.607 1.00 60.07 ATOM 145 C ILE C 243 96.828 88.745 81.468 1.00 60.07 ATOM 146 O ILE C 243 96.655 88.382 80.293 1.00 60.07 ATOM 147 CB ILE C 243 95.554 87.481 83.286 1.00 60.07 ATOM 148 CG1 ILE C 243 95.642 86.268 84.214 1.00 60.07 ATOM 149 CG2 ILE C 243 94.444 87.267 82.269 1.00 60.07 ATOM 150 CD1 ILE C 243 96.175 85.022 83.551 1.00 60.07 ATOM 151 N LEU C 244 96.975 90.031 81.789 1.00 61.09 ATOM 152 CA LEU C 244 97.000 91.053 80.746 1.00 61.09 ATOM 153 C LEU C 244 98.233 90.905 79.860 1.00 61.09 ATOM 154 O LEU C 244 98.147 91.042 78.632 1.00 61.09 ATOM 155 CB LEU C 244 96.946 92.443 81.378 1.00 61.09 ATOM 156 CG LEU C 244 96.517 93.624 80.506 1.00 61.09 ATOM 157 CD1 LEU C 244 95.755 94.612 81.355 1.00 61.09 ATOM 158 CD2 LEU C 244 97.700 94.312 79.851 1.00 61.09 ATOM 159 N SER C 245 99.388 90.612 80.459 1.00 66.87 ATOM 160 CA SER C 245 100.581 90.365 79.655 1.00 66.87 ATOM 161 C SER C 245 100.474 89.073 78.853 1.00 66.87 ATOM 162 O SER C 245 101.120 88.951 77.808 1.00 66.87 ATOM 163 CB SER C 245 101.823 90.326 80.542 1.00 66.87 ATOM 164 OG SER C 245 102.995 90.508 79.770 1.00 66.87 ATOM 165 N TRP C 246 99.682 88.111 79.329 1.00 69.17 ATOM 166 CA TRP C 246 99.370 86.922 78.541 1.00 69.17 ATOM 167 C TRP C 246 98.599 87.285 77.281 1.00 69.17 ATOM 168 O TRP C 246 98.988 86.918 76.165 1.00 69.17 ATOM 169 CB TRP C 246 98.533 85.958 79.370 1.00 69.17 ATOM 170 CG TRP C 246 99.265 85.058 80.261 1.00 69.17 ATOM 171 CD1 TRP C 246 100.527 85.210 80.745 1.00 69.17 ATOM 172 CD2 TRP C 246 98.758 83.851 80.817 1.00 69.17 ATOM 173 NE1 TRP C 246 100.843 84.153 81.562 1.00 69.17 ATOM 174 CE2 TRP C 246 99.768 83.305 81.621 1.00 69.17 ATOM 175 CE3 TRP C 246 97.542 83.172 80.705 1.00 69.17 ATOM 176 CZ2 TRP C 246 99.601 82.113 82.307 1.00 69.17 ATOM 177 CZ3 TRP C 246 97.379 81.993 81.388 1.00 69.17 ATOM 178 CH2 TRP C 246 98.398 81.479 82.186 1.00 69.17 ATOM 179 N VAL C 247 97.478 87.992 77.446 1.00 74.06 ATOM 180 CA VAL C 247 96.653 88.339 76.293 1.00 74.06 ATOM 181 C VAL C 247 97.290 89.411 75.424 1.00 74.06 ATOM 182 O VAL C 247 96.777 89.696 74.337 1.00 74.06 ATOM 183 CB VAL C 247 95.240 88.786 76.721 1.00 74.06 ATOM 184 CG1 VAL C 247 94.601 87.740 77.627 1.00 74.06 ATOM 185 CG2 VAL C 247 95.274 90.152 77.387 1.00 74.06 ATOM 186 N SER C 248 98.383 90.024 75.885 1.00 78.36 ATOM 187 CA SER C 248 99.166 90.898 75.016 1.00 78.36 ATOM 188 C SER C 248 99.757 90.136 73.833 1.00 78.36 ATOM 189 O SER C 248 99.829 90.669 72.719 1.00 78.36 ATOM 190 CB SER C 248 100.280 91.571 75.818 1.00 78.36 ATOM 191 OG SER C 248 101.329 92.001 74.964 1.00 78.36 ATOM 192 N PHE C 249 100.189 88.892 74.048 1.00 80.46 ATOM 193 CA PHE C 249 100.830 88.119 72.993 1.00 80.46 ATOM 194 C PHE C 249 100.036 86.896 72.557 1.00 80.46 ATOM 195 O PHE C 249 100.429 86.245 71.581 1.00 80.46 ATOM 196 CB PHE C 249 102.243 87.688 73.424 1.00 80.46 ATOM 197 CG PHE C 249 102.295 86.353 74.116 1.00 80.46 ATOM 198 CD1 PHE C 249 101.915 86.236 75.438 1.00 80.46 ATOM 199 CD2 PHE C 249 102.744 85.220 73.450 1.00 80.46 ATOM 200 CE1 PHE C 249 101.958 85.016 76.082 1.00 80.46 ATOM 201 CE2 PHE C 249 102.788 83.999 74.087 1.00 80.46 ATOM 202 CZ PHE C 249 102.399 83.897 75.406 1.00 80.46 ATOM 203 N TRP C 250 98.942 86.555 73.246 1.00 86.07 ATOM 204 CA TRP C 250 98.135 85.411 72.827 1.00 86.07 ATOM 205 C TRP C 250 97.466 85.647 71.477 1.00 86.07 ATOM 206 O TRP C 250 97.244 84.695 70.720 1.00 86.07 ATOM 207 CB TRP C 250 97.083 85.097 73.895 1.00 86.07 ATOM 208 CG TRP C 250 95.951 84.234 73.414 1.00 86.07 ATOM 209 CD1 TRP C 250 94.703 84.647 73.048 1.00 86.07 ATOM 210 CD2 TRP C 250 95.967 82.812 73.245 1.00 86.07 ATOM 211 NE1 TRP C 250 93.942 83.570 72.664 1.00 86.07 ATOM 212 CE2 TRP C 250 94.695 82.432 72.777 1.00 86.07 ATOM 213 CE3 TRP C 250 96.932 81.824 73.450 1.00 86.07 ATOM 214 CZ2 TRP C 250 94.366 81.106 72.506 1.00 86.07 ATOM 215 CZ3 TRP C 250 96.605 80.509 73.180 1.00 86.07 ATOM 216 CH2 TRP C 250 95.333 80.161 72.714 1.00 86.07 ATOM 217 N ILE C 251 97.171 86.899 71.146 1.00 89.35 ATOM 218 CA ILE C 251 96.367 87.244 69.982 1.00 89.35 ATOM 219 C ILE C 251 97.183 87.996 68.936 1.00 89.35 ATOM 220 O ILE C 251 97.188 87.629 67.761 1.00 89.35 ATOM 221 CB ILE C 251 95.123 88.058 70.400 1.00 89.35 ATOM 222 N ASN C 252 97.872 89.059 69.347 1.00 92.21 ATOM 223 CA ASN C 252 98.520 89.955 68.398 1.00 92.21 ATOM 224 C ASN C 252 99.732 89.295 67.751 1.00 92.21 ATOM 225 O ASN C 252 100.500 88.587 68.407 1.00 92.21 ATOM 226 CB ASN C 252 98.933 91.247 69.099 1.00 92.21 ATOM 227 CG ASN C 252 97.773 91.919 69.805 1.00 92.21 ATOM 228 OD1 ASN C 252 97.041 91.284 70.564 1.00 92.21 ATOM 229 ND2 ASN C 252 97.601 93.213 69.560 1.00 92.21 ATOM 230 N MET C 253 99.901 89.538 66.450 1.00 96.62 ATOM 231 CA MET C 253 100.927 88.873 65.655 1.00 96.62 ATOM 232 C MET C 253 102.007 89.832 65.170 1.00 96.62 ATOM 233 O MET C 253 103.194 89.598 65.410 1.00 96.62 ATOM 234 CB MET C 253 100.276 88.158 64.462 1.00 96.62 ATOM 235 N ASP C 254 101.629 90.912 64.484 1.00 98.95 ATOM 236 CA ASP C 254 102.603 91.805 63.874 1.00 98.95 ATOM 237 C ASP C 254 102.312 93.283 64.091 1.00 98.95 ATOM 238 O ASP C 254 102.827 94.112 63.334 1.00 98.95 ATOM 239 CB ASP C 254 102.705 91.534 62.365 1.00 98.95 ATOM 240 N ALA C 255 101.503 93.639 65.087 1.00 99.95 ATOM 241 CA ALA C 255 101.206 95.040 65.381 1.00 99.95 ATOM 242 C ALA C 255 102.119 95.488 66.514 1.00 99.95 ATOM 243 O ALA C 255 101.735 95.498 67.684 1.00 99.95 ATOM 244 CB ALA C 255 99.734 95.220 65.732 1.00 99.95 ATOM 245 N ALA C 256 103.3