HEADER FLUORESCENT PROTEIN 31-DEC-69 5MWC TITLE Crystal structure of the genetically-encoded green calcium indicator TITLE 2 NTnC in its calcium bound state COMPND MOL_ID: 1; COMPND 2 MOLECULE: genetically-encoded green calcium indicator NTnC; COMPND 3 CHAIN: D, A; COMPND 4 ENGINEERED: YES; COMPND 5 Three residues GYG form chromophore ligand named CR2.; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 2.45 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 PHE A 158 REMARK 465 ASP A 159 REMARK 465 LYS A 160 REMARK 465 ASP A 161 REMARK 465 GLY A 162 REMARK 465 ASP A 163 REMARK 465 GLY A 164 REMARK 465 GLY A 172 REMARK 465 GLY A 173 REMARK 465 ILE A 174 REMARK 465 ILE A 175 REMARK 465 ARG A 176 REMARK 465 LEU A 177 REMARK 465 THR A 178 REMARK 465 GLY A 179 REMARK 465 GLU A 180 REMARK 465 GLN A 181 REMARK 465 LEU A 182 REMARK 465 THR A 183 REMARK 465 ASP A 184 REMARK 465 ASP A 193 REMARK 465 SER A 194 REMARK 465 ASP A 195 REMARK 465 THR A 196 REMARK 465 ASP A 197 REMARK 465 LYS A 198 REMARK 465 ASN A 199 REMARK 465 GLY A 200 REMARK 465 ARG A 201 REMARK 465 ILE A 202 REMARK 465 ASP A 203 REMARK 465 VAL A 211 REMARK 465 GLU A 212 REMARK 465 ASN A 213 REMARK 465 VAL A 214 REMARK 465 GLN A 215 DBREF 5MWC A 1 311 PDB 5MWC 5MWC 1 311 SEQRES 1 A 71 VAL PRO SER GLU GLU GLU LEU SER GLU CYS PHE ARG THR SEQRES 2 A 71 PHE ASP LYS ASP GLY ASP GLY PHE ILE ASP ARG GLU GLU SEQRES 3 A 71 PHE GLY GLY ILE ILE ARG LEU THR GLY GLU GLN LEU THR SEQRES 4 A 71 ASP GLU ASP PRO ASP GLU ILE PHE GLY ASP SER ASP THR SEQRES 5 A 71 ASP LYS ASN GLY ARG ILE ASP PHE ASP GLU PHE LEU LYS SEQRES 6 A 71 MET VAL GLU ASN VAL GLN ATOM 1 N VAL A 147 17.159 50.897 13.458 1.00 62.16 ATOM 2 CA VAL A 147 18.411 50.406 14.022 1.00 60.81 ATOM 3 C VAL A 147 18.939 51.466 14.990 1.00 63.76 ATOM 4 O VAL A 147 18.625 52.637 14.817 1.00 66.87 ATOM 5 CB VAL A 147 19.454 50.056 12.912 1.00 63.09 ATOM 6 CG1 VAL A 147 18.895 49.025 11.928 1.00 63.74 ATOM 7 CG2 VAL A 147 20.008 51.293 12.201 1.00 54.37 ATOM 8 N PRO A 148 19.749 51.076 16.003 1.00 65.03 ATOM 9 CA PRO A 148 20.158 52.045 17.022 1.00 66.73 ATOM 10 C PRO A 148 21.100 53.136 16.517 1.00 70.10 ATOM 11 O PRO A 148 21.547 53.095 15.368 1.00 75.23 ATOM 12 CB PRO A 148 20.888 51.162 18.035 1.00 64.99 ATOM 13 CG PRO A 148 20.392 49.787 17.796 1.00 66.09 ATOM 14 CD PRO A 148 20.320 49.755 16.309 1.00 63.13 ATOM 15 N SER A 149 21.388 54.110 17.374 1.00 73.23 ATOM 16 CA SER A 149 22.386 55.141 17.086 1.00 76.56 ATOM 17 C SER A 149 23.774 54.524 16.957 1.00 83.27 ATOM 18 O SER A 149 24.009 53.398 17.416 1.00 74.56 ATOM 19 CB SER A 149 22.403 56.194 18.192 1.00 68.18 ATOM 20 OG SER A 149 22.956 55.656 19.378 1.00 73.21 ATOM 21 N GLU A 150 24.684 55.269 16.339 1.00 88.31 ATOM 22 CA GLU A 150 26.068 54.836 16.131 1.00 86.34 ATOM 23 C GLU A 150 26.775 54.592 17.474 1.00 74.60 ATOM 24 O GLU A 150 27.509 53.606 17.620 1.00 68.82 ATOM 25 CB GLU A 150 26.819 55.820 15.241 1.00 93.74 ATOM 26 CG GLU A 150 27.784 55.131 14.285 1.00 98.27 ATOM 27 CD GLU A 150 28.250 56.025 13.148 1.00109.22 ATOM 28 OE1 GLU A 150 28.986 57.019 13.375 1.00109.17 ATOM 29 OE2 GLU A 150 27.897 55.721 11.990 1.00103.95 ATOM 30 N GLU A 151 26.495 55.458 18.448 1.00 75.04 ATOM 31 CA GLU A 151 26.987 55.285 19.824 1.00 86.82 ATOM 32 C GLU A 151 26.516 53.947 20.449 1.00 85.55 ATOM 33 O GLU A 151 27.277 53.237 21.109 1.00 86.34 ATOM 34 CB GLU A 151 26.608 56.482 20.741 1.00 93.76 ATOM 35 CG GLU A 151 27.038 57.907 20.342 1.00102.38 ATOM 36 CD GLU A 151 26.022 58.658 19.475 1.00112.46 ATOM 37 OE1 GLU A 151 25.536 58.064 18.488 1.00106.51 ATOM 38 OE2 GLU A 151 25.720 59.851 19.765 1.00120.02 ATOM 39 N GLU A 152 25.255 53.607 20.203 1.00 88.83 ATOM 40 CA GLU A 152 24.650 52.371 20.704 1.00 84.28 ATOM 41 C GLU A 152 25.164 51.143 19.968 1.00 78.00 ATOM 42 O GLU A 152 25.485 50.151 20.599 1.00 80.51 ATOM 43 CB GLU A 152 23.130 52.457 20.627 1.00 87.31 ATOM 44 CG GLU A 152 22.489 53.133 21.819 1.00 84.89 ATOM 45 CD GLU A 152 21.119 53.670 21.510 1.00 91.45 ATOM 46 OE1 GLU A 152 20.190 52.869 21.334 1.00 97.28 ATOM 47 OE2 GLU A 152 20.962 54.897 21.526 1.00 98.48 ATOM 48 N LEU A 153 25.245 51.217 18.640 1.00 74.13 ATOM 49 CA LEU A 153 25.806 50.131 17.810 1.00 84.43 ATOM 50 C LEU A 153 27.272 49.853 18.128 1.00 84.70 ATOM 51 O LEU A 153 27.772 48.768 17.819 1.00 93.99 ATOM 52 CB LEU A 153 25.629 50.423 16.313 1.00 81.94 ATOM 53 N SER A 154 27.944 50.836 18.732 1.00 84.26 ATOM 54 CA SER A 154 29.316 50.701 19.193 1.00 83.52 ATOM 55 C SER A 154 29.372 49.809 20.441 1.00 84.08 ATOM 56 O SER A 154 30.219 48.927 20.526 1.00 80.41 ATOM 57 CB SER A 154 29.884 52.055 19.529 1.00 82.28 ATOM 58 OG SER A 154 29.234 52.482 20.706 1.00 82.06 ATOM 59 N GLU A 155 28.466 50.051 21.392 1.00 83.49 ATOM 60 CA GLU A 155 28.369 49.283 22.631 1.00 89.10 ATOM 61 C GLU A 155 28.025 47.819 22.384 1.00 89.47 ATOM 62 O GLU A 155 28.299 46.988 23.240 1.00 77.16 ATOM 63 CB GLU A 155 27.328 49.915 23.572 1.00 97.79 ATOM 64 CG GLU A 155 27.722 51.264 24.162 1.00105.96 ATOM 65 CD GLU A 155 28.684 51.135 25.337 1.00112.59 ATOM 66 OE1 GLU A 155 28.260 51.411 26.482 1.00115.19 ATOM 67 OE2 GLU A 155 29.856 50.744 25.121 1.00106.18 ATOM 68 N CYS A 156 27.271 47.566 21.308 1.00 95.99 ATOM 69 CA CYS A 156 27.137 46.220 20.761 1.00 91.04 ATOM 70 C CYS A 156 28.469 45.977 20.010 1.00 85.36 ATOM 71 O CYS A 156 28.761 46.622 18.996 1.00 72.73 ATOM 72 CB CYS A 156 25.881 46.069 19.887 1.00 90.58 ATOM 73 SG CYS A 156 25.356 44.350 19.630 1.00 92.49 ATOM 74 N PHE A 157 29.312 45.129 20.581 1.00 87.91 ATOM 75 CA PHE A 157 30.714 44.899 20.128 1.00 93.47 ATOM 76 C PHE A 157 31.422 44.677 21.459 1.00 91.37 ATOM 77 O PHE A 157 32.626 44.734 21.631 1.00 88.09 ATOM 78 CB PHE A 157 31.306 46.047 19.290 1.00 99.59 ATOM 79 CG PHE A 157 31.836 45.602 17.960 1.00105.18 ATOM 80 CD1 PHE A 157 33.177 45.246 17.842 1.00111.33 ATOM 81 CD2 PHE A 157 30.994 45.479 16.832 1.00110.79 ATOM 82 CE1 PHE A 157 33.691 44.804 16.622 1.00116.34 ATOM 83 CE2 PHE A 157 31.511 45.022 15.631 1.00117.65 ATOM 84 CZ PHE A 157 32.857 44.697 15.517 1.00118.52 ATOM 85 N ARG A 158 30.516 44.501 22.425 1.00102.35 ATOM 86 CA ARG A 158 30.617 43.835 23.727 1.00 99.91 ATOM 87 C ARG A 158 29.873 42.464 23.714 1.00102.59 ATOM 88 O ARG A 158 30.135 41.607 24.563 1.00105.28 ATOM 89 CB ARG A 158 29.999 44.716 24.825 1.00 98.37 ATOM 90 N THR A 159 28.962 42.288 22.748 1.00105.13 ATOM 91 CA THR A 159 28.388 40.978 22.389 1.00107.60 ATOM 92 C THR A 159 29.449 39.914 21.986 1.00104.17 ATOM 93 O THR A 159 30.111 39.979 20.936 1.00 98.94 ATOM 94 CB THR A 159 27.291 41.119 21.299 1.00100.46 ATOM 95 N PHE A 168 39.781 42.551 22.454 1.00 82.80 ATOM 96 CA PHE A 168 38.993 43.362 21.533 1.00 89.21 ATOM 97 C PHE A 168 39.034 42.773 20.142 1.00 92.22 ATOM 98 O PHE A 168 40.099 42.335 19.689 1.00 78.12 ATOM 99 CB PHE A 168 39.485 44.814 21.500 1.00 89.33 ATOM 100 N ILE A 169 37.853 42.859 19.513 1.00 92.10 ATOM 101 CA ILE A 169 37.379 42.341 18.233 1.00 84.28 ATOM 102 C ILE A 169 37.053 40.842 18.158 1.00 80.97 ATOM 103 O ILE A 169 37.653 39.987 18.790 1.00 71.03 ATOM 104 CB ILE A 169 37.794 43.135 16.917 1.00 73.47 ATOM 105 CG1 ILE A 169 38.905 42.501 16.043 1.00 75.45 ATOM 106 CG2 ILE A 169 38.110 44.590 17.264 1.00 63.22 ATOM 107 CD1 ILE A 169 39.266 41.054 16.249 1.00 71.44 ATOM 108 N ASP A 170 36.013 40.575 17.383 1.00 93.16 ATOM 109 CA ASP A 170 35.252 39.291 17.428 1.00105.24 ATOM 110 C ASP A 170 35.412 38.205 16.333 1.00104.21 ATOM 111 O ASP A 170 35.314 38.454 15.109 1.00100.29 ATOM 112 CB ASP A 170 33.742 39.510 17.694 1.00108.76 ATOM 113 CG ASP A 170 33.251 40.919 17.323 1.00104.63 ATOM 114 OD1 ASP A 170 32.402 41.023 16.411 1.00 94.49 ATOM 115 OD2 ASP A 170 33.708 41.906 17.958 1.00103.05 ATOM 116 N ARG A 171 35.575 36.981 16.830 1.00 98.98 ATOM 117 CA ARG A 171 35.820 35.786 16.003 1.00 88.89 ATOM 118 C ARG A 171 34.535 35.292 15.320 1.00 86.03 ATOM 119 O ARG A 171 33.423 35.737 15.629 1.00 93.32 ATOM 120 CB ARG A 171 36.452 34.674 16.868 1.00 73.06 ATOM 121 N GLU A 172 34.690 34.305 14.433 1.00 85.23 ATOM 122 CA GLU A 172 33.583 33.464 13.946 1.00 85.55 ATOM 123 C GLU A 172 32.836 32.683 15.042 1.00 84.18 ATOM 124 O GLU A 172 31.667 32.395 14.887 1.00 79.91 ATOM 125 CB GLU A 172 34.074 32.502 12.848 1.00 83.60 ATOM 126 N GLU A 173 33.524 32.319 16.128 1.00 94.29 ATOM 127 CA GLU A 173 32.901 31.651 17.269 1.00 93.24 ATOM 128 C GLU A 173 32.191 32.598 18.234 1.00 93.57 ATOM 129 O GLU A 173 31.327 32.172 19.008 1.00 99.59 ATOM 130 CB GLU A 173 33.906 30.727 17.990 1.00 91.43 ATOM 131 CG GLU A 173 33.952 29.364 17.347 1.00 96.18 ATOM 132 CD GLU A 173 32.606 28.629 17.335 1.00102.39 ATOM 133 OE1 GLU A 173 31.824 28.742 18.315 1.00117.13 ATOM 134 OE2 GLU A 173 32.327 27.920 16.339 1.00 95.86 ATOM 135 N PHE A 174 32.556 33.876 18.159 1.00 87.61 ATOM 136 CA PHE A 174 31.978 34.935 18.952 1.00 86.87 ATOM 137 C PHE A 174 30.538 35.222 18.526 1.00 80.68 ATOM 138 O PHE A 174 30.228 35.282 17.333 1.00 76.80 ATOM 139 CB PHE A 174 32.857 36.188 18.857 1.00 88.81 ATOM 140 N GLU A 187 18.567 31.929 10.157 1.00 75.51 ATOM 141 CA GLU A 187 19.170 30.670 9.708 1.00 83.39 ATOM 142 C GLU A 187 20.694 30.746 9.387 1.00 84.66 ATOM 143 O GLU A 187 21.203 31.790 8.947 1.00 89.10 ATOM 144 CB GLU A 187 18.369 30.104 8.517 1.00 69.36 ATOM 145 N ASP A 188 21.392 29.629 9.625 1.00 85.73 ATOM 146 CA ASP A 188 22.785 29.370 9.172 1.00 88.80 ATOM 147 C ASP A 188 23.818 30.474 9.537 1.00 91.92 ATOM 148 O ASP A 188 24.306 31.207 8.650 1.00 78.08 ATOM 149 CB ASP A 188 22.838 28.988 7.675 1.00 92.85 ATOM 150 N PRO A 189 24.187 30.569 10.844 1.00 96.28 ATOM 151 CA PRO A 189 25.019 31.664 11.372 1.00 90.93 ATOM 152 C PRO A 189 26.440 31.776 10.801 1.00 91.33 ATOM 153 O PRO A 189 26.973 32.888 10.723 1.00 86.87 ATOM 154 CB PRO A 189 25.055 31.386 12.883 1.00 87.46 ATOM 155 CG PRO A 189 23.860 30.532 13.135 1.00 86.75 ATOM 156 CD PRO A 189 23.822 29.641 11.931 1.00 95.94 ATOM 157 N ASP A 190 27.039 30.650 10.405 1.00 88.15 ATOM 158 CA ASP A 190 28.385 30.665 9.816 1.00 81.00 ATOM 159 C ASP A 190 28.370 31.303 8.427 1.00 75.04 ATOM 160 O ASP A 190 29.375 31.883 7.992 1.00 78.65 ATOM 161 CB ASP A 190 28.999 29.259 9.782 1.00 82.88 ATOM 162 N GLU A 191 27.218 31.216 7.764 1.00 75.59 ATOM 163 CA GLU A 191 27.001 31.786 6.423 1.00 75.41 ATOM 164 C GLU A 191 26.747 33.297 6.455 1.00 73.90 ATOM 165 O GLU A 191 27.326 34.036 5.654 1.00 78.08 ATOM 166 CB GLU A 191 25.854 31.064 5.700 1.00 77.09 ATOM 167 N ILE A 192 25.879 33.743 7.368 1.00 69.42 ATOM 168 CA ILE A 192 25.660 35.177 7.609 1.00 68.74 ATOM 169 C ILE A 192 27.007 35.903 7.780 1.00 69.63 ATOM 170 O ILE A 192 27.295 36.853 7.056 1.00 72.57 ATOM 171 CB ILE A 192 24.603 35.459 8.744 1.00 67.31 ATOM 172 CG1 ILE A 192 25.064 36.488 9.765 1.00 59.14 ATOM 173 CG2 ILE A 192 24.124 34.198 9.445 1.00 65.22 ATOM 174 CD1 ILE A 192 24.619 37.873 9.384 1.00 64.77 ATOM 175 N PHE A 193 27.808 35.411 8.718 1.00 67.97 ATOM 176 CA PHE A 193 29.221 35.808 8.917 1.00 70.81 ATOM 177 C PHE A 193 30.087 35.999 7.655 1.00 71.09 ATOM 178 O PHE A 193 30.861 36.962 7.563 1.00 63.99 ATOM 179 CB PHE A 193 29.938 34.817 9.860 1.00 73.21 ATOM 180 CG PHE A 193 31.210 35.367 10.444 1.00 64.45 ATOM 181 CD1 PHE A 193 32.422 35.339 9.732 1.00 64.97 ATOM 182 CD2 PHE A 193 31.205 35.899 11.730 1.00 64.06 ATOM 183 CE1 PHE A 193 33.587 35.870 10.272 1.00 66.84 ATOM 184 CE2 PHE A 193 32.375 36.426 12.291 1.00 71.91 ATOM 185 CZ PHE A 193 33.570 36.405 11.564 1.00 72.03 ATOM 186 N GLY A 194 29.921 35.107 6.673 1.00 75.89 ATOM 187 CA GLY A 194 30.612 35.213 5.375 1.00 71.33 ATOM 188 C GLY A 194 30.137 36.375 4.524 1.00 68.51 ATOM 189 O GLY A 194 28.940 36.528 4.261 1.00 70.27 ATOM 190 N PHE A 206 36.810 45.713 8.395 1.00121.02 ATOM 191 CA PHE A 206 36.415 45.072 9.659 1.00118.99 ATOM 192 C PHE A 206 34.990 45.408 10.153 1.00120.43 ATOM 193 O PHE A 206 34.128 44.512 10.151 1.00119.42 ATOM 194 CB PHE A 206 37.479 45.281 10.757 1.00100.96 ATOM 195 N ASP A 207 34.769 46.648 10.628 1.00118.87 ATOM 196 CA ASP A 207 33.421 47.045 11.050 1.00110.14 ATOM 197 C ASP A 207 32.492 46.980 9.860 1.00103.48 ATOM 198 O ASP A 207 31.818 47.872 9.485 1.00 97.53 ATOM 199 CB ASP A 207 33.344 48.336 11.861 1.00 99.88 ATOM 200 CG ASP A 207 33.119 48.059 13.358 1.00103.00 ATOM 201 OD1 ASP A 207 34.005 47.460 14.018 1.00 98.20 ATOM 202 OD2 ASP A 207 32.050 48.404 13.916 1.00 99.62 ATOM 203 N GLU A 208 32.542 45.787 9.299 1.00106.55 ATOM 204 CA GLU A 208 31.643 45.216 8.348 1.00101.29 ATOM 205 C GLU A 208 30.285 45.034 9.048 1.00 91.50 ATOM 206 O GLU A 208 29.239 45.113 8.406 1.00 82.25 ATOM 207 CB GLU A 208 32.243 43.876 7.838 1.00101.91 ATOM 208 CG GLU A 208 33.479 44.039 6.931 1.00 99.93 ATOM 209 CD GLU A 208 34.435 42.836 6.870 1.00100.75 ATOM 210 OE1 GLU A 208 35.003 42.432 7.917 1.00 95.30 ATOM 211 OE2 GLU A 208 34.691 42.308 5.747 1.00 95.38 ATOM 212 N PHE A 209 30.288 44.827 10.378 1.00 82.91 ATOM 213 CA PHE A 209 29.149 44.968 11.316 1.00 77.57 ATOM 214 C PHE A 209 28.197 45.999 10.773 1.00 80.21 ATOM 215 O PHE A 209 27.001 45.800 10.662 1.00 70.75 ATOM 216 CB PHE A 209 29.697 45.488 12.648 1.00 67.31 ATOM 217 CG PHE A 209 28.774 45.313 13.819 1.00 66.49 ATOM 218 CD1 PHE A 209 28.614 44.062 14.419 1.00 61.03 ATOM 219 CD2 PHE A 209 28.083 46.405 14.361 1.00 64.89 ATOM 220 CE1 PHE A 209 27.806 43.902 15.532 1.00 56.35 ATOM 221 CE2 PHE A 209 27.253 46.236 15.467 1.00 60.69 ATOM 222 CZ PHE A 209 27.107 44.980 16.053 1.00 56.99 ATOM 223 N LEU A 210 28.846 47.066 10.300 1.00 91.81 ATOM 224 CA LEU A 210 28.369 48.127 9.464 1.00 89.79 ATOM 225 C LEU A 210 27.060 48.552 10.157 1.00 90.87 ATOM 226 O LEU A 210 27.207 48.994 11.280 1.00 88.57 ATOM 227 CB LEU A 210 28.393 47.713 7.981 1.00 77.12 ATOM 228 N LYS A 211 25.822 48.331 9.690 1.00 94.12 ATOM 229 CA LYS A 211 25.315 47.999 8.350 1.00105.34 ATOM 230 C LYS A 211 25.366 46.533 7.783 1.00104.16 ATOM 231 O LYS A 211 25.328 46.327 6.558 1.00101.96 ATOM 232 CB LYS A 211 25.609 49.118 7.308 1.00112.34 ATOM 233 N MET A 212 25.388 45.551 8.681 1.00101.06 ATOM 234 CA MET A 212 25.111 44.137 8.336 1.00 89.98 ATOM 235 C MET A 212 23.693 43.892 8.822 1.00 82.03 ATOM 236 O MET A 212 23.335 44.343 9.911 1.00 83.90 ATOM 237 CB MET A 212 26.170 43.127 8.898 1.00 83.57 ATOM 238 CG MET A 212 25.840 42.366 10.204 1.00 76.60 ATOM 239 SD MET A 212 26.843 40.894 10.582 1.00 80.09 ATOM 240 CE MET A 212 27.842 41.434 11.970 1.00 67.08 ATOM 241 CA CA A 401 36.853 41.114 8.441 1.00 88.36 TER