HEADER IMMUNE SYSTEM 31-DEC-69 7NYC TITLE cryoEM structure of 3C9-sMAC COMPND MOL_ID: 2; COMPND 2 MOLECULE: Complement component C8 beta chain; COMPND 3 CHAIN: D; EXPDTA ELECTRON MICROSCOPY DBREF 7NYC D 1 537 UNP P07358 CO8B_HUMAN 55 591 SEQRES 1 D 39 VAL SER SER CYS HIS CYS ALA PRO CYS GLN GLY ASN GLY SEQRES 2 D 39 VAL PRO VAL LEU LYS GLY SER ARG CYS ASP CYS ILE CYS SEQRES 3 D 39 PRO VAL GLY SER GLN GLY LEU ALA CYS GLU VAL SER TYR ATOM 1 N VAL D 446 184.545 220.204 243.119 1.00108.01 ATOM 2 CA VAL D 446 184.468 221.236 242.067 1.00162.98 ATOM 3 C VAL D 446 183.125 221.352 241.355 1.00175.60 ATOM 4 O VAL D 446 182.789 222.442 240.893 1.00440.00 ATOM 5 CB VAL D 446 185.625 221.209 241.058 1.00328.56 ATOM 6 CG1 VAL D 446 186.918 221.666 241.732 1.00149.78 ATOM 7 CG2 VAL D 446 185.841 219.858 240.380 1.00440.00 ATOM 8 N SER D 447 182.337 220.279 241.269 1.00249.80 ATOM 9 CA SER D 447 180.986 220.341 240.689 1.00285.12 ATOM 10 C SER D 447 180.116 221.390 241.409 1.00266.70 ATOM 11 O SER D 447 180.120 221.511 242.629 1.00 43.28 ATOM 12 CB SER D 447 180.335 218.951 240.671 1.00440.00 ATOM 13 OG SER D 447 180.389 218.324 241.935 1.00440.00 ATOM 14 N SER D 448 179.392 222.207 240.644 1.00 76.63 ATOM 15 CA SER D 448 178.844 223.480 241.143 1.00293.35 ATOM 16 C SER D 448 177.765 223.342 242.221 1.00192.43 ATOM 17 O SER D 448 177.416 224.331 242.862 1.00 64.39 ATOM 18 CB SER D 448 178.292 224.293 239.965 1.00440.00 ATOM 19 OG SER D 448 177.247 223.587 239.316 1.00159.36 ATOM 20 N CYS D 449 177.237 222.135 242.416 1.00123.46 ATOM 21 CA CYS D 449 175.963 221.838 243.060 1.00247.84 ATOM 22 C CYS D 449 175.783 222.435 244.464 1.00358.78 ATOM 23 O CYS D 449 174.655 222.695 244.881 1.00280.62 ATOM 24 CB CYS D 449 175.848 220.309 243.087 1.00440.00 ATOM 25 SG CYS D 449 177.130 219.451 244.055 1.00440.00 ATOM 26 N HIS D 450 176.879 222.693 245.181 1.00257.31 ATOM 27 CA HIS D 450 176.895 223.330 246.502 1.00140.47 ATOM 28 C HIS D 450 176.310 224.747 246.476 1.00204.34 ATOM 29 O HIS D 450 175.813 225.235 247.489 1.00110.85 ATOM 30 CB HIS D 450 178.348 223.417 246.997 1.00307.12 ATOM 31 CG HIS D 450 179.231 222.234 246.676 1.00276.57 ATOM 32 ND1 HIS D 450 179.365 221.072 247.432 1.00246.04 ATOM 33 CD2 HIS D 450 180.047 222.146 245.590 1.00112.62 ATOM 34 CE1 HIS D 450 180.266 220.316 246.785 1.00117.18 ATOM 35 NE2 HIS D 450 180.682 220.935 245.674 1.00 35.56 ATOM 36 N CYS D 451 176.412 225.427 245.333 1.00135.54 ATOM 37 CA CYS D 451 176.127 226.845 245.195 1.00138.66 ATOM 38 C CYS D 451 174.627 227.160 245.241 1.00129.11 ATOM 39 O CYS D 451 173.846 226.623 244.458 1.00145.95 ATOM 40 CB CYS D 451 176.777 227.321 243.904 1.00 92.66 ATOM 41 SG CYS D 451 176.598 229.101 243.653 1.00440.00 ATOM 42 N ALA D 452 174.206 228.047 246.136 1.00120.18 ATOM 43 CA ALA D 452 172.815 228.464 246.241 1.00207.94 ATOM 44 C ALA D 452 172.360 229.162 244.943 1.00333.79 ATOM 45 O ALA D 452 173.168 229.835 244.292 1.00440.00 ATOM 46 CB ALA D 452 172.670 229.377 247.462 1.00123.26 ATOM 47 N PRO D 453 171.089 229.016 244.531 1.00283.33 ATOM 48 CA PRO D 453 170.646 229.436 243.206 1.00440.00 ATOM 49 C PRO D 453 170.740 230.953 242.998 1.00411.28 ATOM 50 O PRO D 453 170.314 231.750 243.835 1.00440.00 ATOM 51 CB PRO D 453 169.208 228.922 243.069 1.00440.00 ATOM 52 CG PRO D 453 168.728 228.814 244.516 1.00440.00 ATOM 53 CD PRO D 453 169.995 228.393 245.259 1.00360.40 ATOM 54 N CYS D 454 171.249 231.345 241.835 1.00147.49 ATOM 55 CA CYS D 454 171.234 232.721 241.346 1.00230.75 ATOM 56 C CYS D 454 169.802 233.214 241.068 1.00252.51 ATOM 57 O CYS D 454 168.965 232.452 240.576 1.00276.24 ATOM 58 CB CYS D 454 172.053 232.767 240.053 1.00113.89 ATOM 59 SG CYS D 454 173.666 231.956 240.152 1.00109.71 ATOM 60 N GLN D 455 169.518 234.495 241.311 1.00214.23 ATOM 61 CA GLN D 455 168.309 235.142 240.787 1.00289.50 ATOM 62 C GLN D 455 168.459 235.425 239.279 1.00302.72 ATOM 63 O GLN D 455 169.539 235.256 238.706 1.00273.02 ATOM 64 CB GLN D 455 167.986 236.419 241.583 1.00278.53 ATOM 65 CG GLN D 455 167.849 236.169 243.095 1.00232.10 ATOM 66 CD GLN D 455 167.300 237.390 243.830 1.00378.19 ATOM 67 OE1 GLN D 455 166.342 238.020 243.405 1.00144.31 ATOM 68 NE2 GLN D 455 167.882 237.775 244.946 1.00440.00 ATOM 69 N GLY D 456 167.376 235.823 238.603 1.00279.85 ATOM 70 CA GLY D 456 167.416 236.252 237.195 1.00397.91 ATOM 71 C GLY D 456 167.930 235.193 236.207 1.00290.51 ATOM 72 O GLY D 456 168.485 235.545 235.166 1.00416.47 ATOM 73 N ASN D 457 167.804 233.904 236.551 1.00 73.92 ATOM 74 CA ASN D 457 168.369 232.759 235.822 1.00201.21 ATOM 75 C ASN D 457 169.909 232.792 235.672 1.00181.73 ATOM 76 O ASN D 457 170.455 232.272 234.697 1.00 62.11 ATOM 77 CB ASN D 457 167.611 232.559 234.492 1.00373.16 ATOM 78 CG ASN D 457 167.802 231.169 233.900 1.00296.84 ATOM 79 OD1 ASN D 457 167.883 230.172 234.604 1.00 90.99 ATOM 80 ND2 ASN D 457 167.874 231.061 232.594 1.00127.05 ATOM 81 N GLY D 458 170.626 233.414 236.614 1.00156.34 ATOM 82 CA GLY D 458 172.091 233.466 236.592 1.00192.31 ATOM 83 C GLY D 458 172.758 232.090 236.680 1.00168.19 ATOM 84 O GLY D 458 172.172 231.130 237.180 1.00 85.80 ATOM 85 N VAL D 459 173.996 231.992 236.195 1.00165.50 ATOM 86 CA VAL D 459 174.750 230.731 236.116 1.00 88.60 ATOM 87 C VAL D 459 175.944 230.752 237.080 1.00325.14 ATOM 88 O VAL D 459 176.795 231.636 236.965 1.00432.01 ATOM 89 CB VAL D 459 175.221 230.460 234.676 1.00313.93 ATOM 90 CG1 VAL D 459 176.068 229.185 234.579 1.00150.54 ATOM 91 CG2 VAL D 459 174.025 230.299 233.729 1.00287.24 ATOM 92 N PRO D 460 176.058 229.797 238.018 1.00135.91 ATOM 93 CA PRO D 460 177.242 229.637 238.858 1.00105.07 ATOM 94 C PRO D 460 178.341 228.818 238.153 1.00225.80 ATOM 95 O PRO D 460 178.036 227.856 237.448 1.00207.10 ATOM 96 CB PRO D 460 176.708 228.919 240.092 1.00246.96 ATOM 97 CG PRO D 460 175.584 228.034 239.563 1.00301.18 ATOM 98 CD PRO D 460 175.023 228.843 238.397 1.00177.18 ATOM 99 N VAL D 461 179.624 229.147 238.373 1.00114.43 ATOM 100 CA VAL D 461 180.778 228.378 237.828 1.00186.13 ATOM 101 C VAL D 461 181.793 227.942 238.897 1.00243.88 ATOM 102 O VAL D 461 182.592 227.048 238.644 1.00 53.59 ATOM 103 CB VAL D 461 181.442 229.113 236.641 1.00213.49 ATOM 104 CG1 VAL D 461 182.567 228.311 235.973 1.00 68.36 ATOM 105 CG2 VAL D 461 180.420 229.424 235.537 1.00192.96 ATOM 106 N LEU D 462 181.721 228.493 240.116 1.00133.98 ATOM 107 CA LEU D 462 182.482 228.054 241.301 1.00184.29 ATOM 108 C LEU D 462 184.002 227.947 241.049 1.00258.24 ATOM 109 O LEU D 462 184.612 226.881 241.153 1.00280.00 ATOM 110 CB LEU D 462 181.802 226.805 241.919 1.00372.38 ATOM 111 CG LEU D 462 182.430 226.221 243.206 1.00248.83 ATOM 112 CD1 LEU D 462 182.729 227.273 244.275 1.00256.13 ATOM 113 CD2 LEU D 462 181.473 225.202 243.826 1.00157.95 ATOM 114 N LYS D 463 184.621 229.078 240.698 1.00204.37 ATOM 115 CA LYS D 463 186.084 229.205 240.632 1.00212.54 ATOM 116 C LYS D 463 186.686 229.171 242.033 1.00268.82 ATOM 117 O LYS D 463 186.049 229.596 242.997 1.00 46.51 ATOM 118 CB LYS D 463 186.479 230.466 239.843 1.00440.00 ATOM 119 CG LYS D 463 186.023 231.791 240.488 1.00440.00 ATOM 120 CD LYS D 463 186.443 233.027 239.677 1.00360.97 ATOM 121 CE LYS D 463 185.741 233.090 238.312 1.00156.02 ATOM 122 NZ LYS D 463 186.124 234.307 237.552 1.00279.93 ATOM 123 N GLY D 464 187.924 228.695 242.158 1.00270.93 ATOM 124 CA GLY D 464 188.640 228.688 243.442 1.00350.07 ATOM 125 C GLY D 464 187.800 228.063 244.552 1.00 65.64 ATOM 126 O GLY D 464 187.475 226.883 244.482 1.00238.96 ATOM 127 N SER D 465 187.403 228.852 245.541 1.00 81.55 ATOM 128 CA SER D 465 186.466 228.437 246.591 1.00108.52 ATOM 129 C SER D 465 185.343 229.454 246.807 1.00136.59 ATOM 130 O SER D 465 184.758 229.545 247.887 1.00 73.43 ATOM 131 CB SER D 465 187.221 228.094 247.877 1.00229.02 ATOM 132 OG SER D 465 188.187 227.085 247.619 1.00113.88 ATOM 133 N ARG D 466 185.010 230.221 245.770 1.00 62.49 ATOM 134 CA ARG D 466 183.896 231.177 245.762 1.00122.56 ATOM 135 C ARG D 466 182.928 230.838 244.629 1.00238.43 ATOM 136 O ARG D 466 183.337 230.539 243.511 1.00 96.97 ATOM 137 CB ARG D 466 184.475 232.599 245.661 1.00187.73 ATOM 138 CG ARG D 466 183.418 233.716 245.734 1.00249.99 ATOM 139 CD ARG D 466 184.059 235.104 245.815 1.00 78.82 ATOM 140 NE ARG D 466 184.799 235.436 244.585 1.00362.06 ATOM 141 CZ ARG D 466 184.332 236.038 243.511 1.00440.00 ATOM 142 NH1 ARG D 466 183.124 236.509 243.433 1.00440.00 ATOM 143 NH2 ARG D 466 185.101 236.170 242.478 1.00159.66 ATOM 144 N CYS D 467 181.634 230.907 244.903 1.00142.38 ATOM 145 CA CYS D 467 180.620 230.835 243.872 1.00144.97 ATOM 146 C CYS D 467 180.122 232.243 243.558 1.00288.30 ATOM 147 O CYS D 467 179.637 232.951 244.439 1.00102.60 ATOM 148 CB CYS D 467 179.466 229.931 244.285 1.00259.38 ATOM 149 SG CYS D 467 178.374 229.674 242.869 1.00440.00 ATOM 150 N ASP D 468 180.249 232.631 242.291 1.00374.35 ATOM 151 CA ASP D 468 179.833 233.920 241.750 1.00429.27 ATOM 152 C ASP D 468 178.798 233.702 240.637 1.00272.31 ATOM 153 O ASP D 468 179.064 232.999 239.662 1.00 82.62 ATOM 154 CB ASP D 468 181.091 234.659 241.263 1.00440.00 ATOM 155 CG ASP D 468 180.875 236.155 241.008 1.00440.00 ATOM 156 OD1 ASP D 468 179.713 236.605 240.912 1.00440.00 ATOM 157 OD2 ASP D 468 181.887 236.891 240.945 1.00440.00 ATOM 158 N CYS D 469 177.606 234.274 240.787 1.00179.71 ATOM 159 CA CYS D 469 176.542 234.156 239.802 1.00195.11 ATOM 160 C CYS D 469 176.806 235.064 238.598 1.00221.38 ATOM 161 O CYS D 469 176.697 236.286 238.695 1.00 79.59 ATOM 162 CB CYS D 469 175.212 234.484 240.479 1.00204.51 ATOM 163 SG CYS D 469 174.614 233.126 241.511 1.00327.63 ATOM 164 N ILE D 470 177.117 234.469 237.447 1.00147.69 ATOM 165 CA ILE D 470 177.200 235.190 236.180 1.00131.95 ATOM 166 C ILE D 470 175.793 235.680 235.834 1.00115.23 ATOM 167 O ILE D 470 174.853 234.883 235.793 1.00149.83 ATOM 168 CB ILE D 470 177.798 234.296 235.073 1.00207.52 ATOM 169 CG1 ILE D 470 179.216 233.824 235.470 1.00 67.22 ATOM 170 CG2 ILE D 470 177.821 235.051 233.731 1.00333.92 ATOM 171 CD1 ILE D 470 179.867 232.865 234.468 1.00178.14 ATOM 172 N CYS D 471 175.642 236.978 235.577 1.00 52.58 ATOM 173 CA CYS D 471 174.339 237.574 235.305 1.00183.67 ATOM 174 C CYS D 471 174.111 237.725 233.790 1.00326.61 ATOM 175 O CYS D 471 174.979 238.272 233.099 1.00435.64 ATOM 176 CB CYS D 471 174.207 238.922 236.022 1.00261.73 ATOM 177 SG CYS D 471 174.564 238.906 237.800 1.00385.49 ATOM 178 N PRO D 472 172.959 237.279 233.251 1.00219.86 ATOM 179 CA PRO D 472 172.575 237.529 231.863 1.00369.74 ATOM 180 C PRO D 472 172.394 239.022 231.553 1.00380.70 ATOM 181 O PRO D 472 172.388 239.874 232.445 1.00333.86 ATOM 182 CB PRO D 472 171.261 236.760 231.654 1.00397.64 ATOM 183 CG PRO D 472 171.301 235.672 232.722 1.00121.57 ATOM 184 CD PRO D 472 171.993 236.388 233.876 1.00155.41 ATOM 185 N VAL D 473 172.156 239.342 230.280 1.00102.69 ATOM 186 CA VAL D 473 171.639 240.654 229.888 1.00254.56 ATOM 187 C VAL D 473 170.311 240.920 230.616 1.00309.11 ATOM 188 O VAL D 473 169.448 240.045 230.689 1.00145.53 ATOM 189 CB VAL D 473 171.477 240.728 228.361 1.00423.81 ATOM 190 CG1 VAL D 473 170.852 242.044 227.911 1.00436.55 ATOM 191 CG2 VAL D 473 172.838 240.626 227.662 1.00440.00 ATOM 192 N GLY D 474 170.134 242.133 231.147 1.00187.74 ATOM 193 CA GLY D 474 168.865 242.585 231.731 1.00229.56 ATOM 194 C GLY D 474 168.671 242.332 233.232 1.00253.32 ATOM 195 O GLY D 474 167.607 242.668 233.749 1.00254.30 ATOM 196 N SER D 475 169.657 241.794 233.959 1.00218.27 ATOM 197 CA SER D 475 169.649 241.750 235.432 1.00196.09 ATOM 198 C SER D 475 171.064 241.863 236.018 1.00267.84 ATOM 199 O SER D 475 172.031 241.464 235.376 1.00187.11 ATOM 200 CB SER D 475 168.935 240.507 235.964 1.00252.18 ATOM 201 OG SER D 475 168.626 240.729 237.319 1.00440.00 ATOM 202 N GLN D 476 171.200 242.446 237.209 1.00232.42 ATOM 203 CA GLN D 476 172.462 242.916 237.803 1.00259.03 ATOM 204 C GLN D 476 172.517 242.689 239.329 1.00440.00 ATOM 205 O GLN D 476 171.539 242.280 239.953 1.00368.52 ATOM 206 CB GLN D 476 172.657 244.412 237.460 1.00160.19 ATOM 207 CG GLN D 476 172.926 244.715 235.975 1.00400.43 ATOM 208 CD GLN D 476 174.295 244.223 235.509 1.00397.36 ATOM 209 OE1 GLN D 476 175.299 244.915 235.617 1.00440.00 ATOM 210 NE2 GLN D 476 174.398 243.022 234.984 1.00155.65 ATOM 211 N GLY D 477 173.672 242.941 239.941 1.00440.00 ATOM 212 CA GLY D 477 173.916 242.800 241.381 1.00440.00 ATOM 213 C GLY D 477 174.530 241.454 241.773 1.00440.00 ATOM 214 O GLY D 477 174.681 240.568 240.940 1.00440.00 ATOM 215 N LEU D 478 174.912 241.281 243.045 1.00440.00 ATOM 216 CA LEU D 478 175.696 240.113 243.501 1.00440.00 ATOM 217 C LEU D 478 174.998 238.770 243.223 1.00365.71 ATOM 218 O LEU D 478 175.622 237.830 242.733 1.00116.94 ATOM 219 CB LEU D 478 176.003 240.236 245.009 1.00440.00 ATOM 220 CG LEU D 478 176.910 241.411 245.416 1.00440.00 ATOM 221 CD1 LEU D 478 177.055 241.432 246.938 1.00440.00 ATOM 222 CD2 LEU D 478 178.311 241.304 244.812 1.00440.00 ATOM 223 N ALA D 479 173.696 238.693 243.513 1.00356.28 ATOM 224 CA ALA D 479 172.848 237.529 243.242 1.00360.86 ATOM 225 C ALA D 479 172.112 237.595 241.886 1.00321.18 ATOM 226 O ALA D 479 171.258 236.752 241.625 1.00179.57 ATOM 227 CB ALA D 479 171.869 237.375 244.414 1.00382.03 ATOM 228 N CYS D 480 172.398 238.595 241.042 1.00402.67 ATOM 229 CA CYS D 480 171.665 238.913 239.808 1.00404.35 ATOM 230 C CYS D 480 170.180 239.288 240.021 1.00325.70 ATOM 231 O CYS D 480 169.325 238.962 239.198 1.00440.00 ATOM 232 CB CYS D 480 171.876 237.819 238.752 1.00169.05 ATOM 233 SG CYS D 480 173.581 237.272 238.517 1.00118.63 ATOM 234 N GLU D 481 169.853 239.967 241.126 1.00 90.65 ATOM 235 CA GLU D 481 168.487 240.395 241.466 1.00285.54 ATOM 236 C GLU D 481 167.983 241.611 240.670 1.00242.44 ATOM 237 O GLU D 481 166.811 241.674 240.306 1.00193.99 ATOM 238 CB GLU D 481 168.455 240.721 242.972 1.00414.77 ATOM 239 CG GLU D 481 167.088 241.222 243.466 1.00440.00 ATOM 240 CD GLU D 481 166.922 241.265 244.992 1.00411.64 ATOM 241 OE1 GLU D 481 167.618 240.537 245.735 1.00353.35 ATOM 242 OE2 GLU D 481 166.093 242.078 245.460 1.00405.15 ATOM 243 N VAL D 482 168.828 242.620 240.474 1.00313.80 ATOM 244 CA VAL D 482 168.419 243.980 240.101 1.00436.19 ATOM 245 C VAL D 482 168.073 244.069 238.614 1.00440.00 ATOM 246 O VAL D 482 168.956 244.098 237.758 1.00223.74 ATOM 247 CB VAL D 482 169.487 245.021 240.502 1.00440.00 ATOM 248 CG1 VAL D 482 169.012 246.432 240.186 1.00440.00 ATOM 249 CG2 VAL D 482 169.818 244.949 241.994 1.00422.27 ATOM 250 N SER D 483 166.778 244.208 238.316 1.00433.38 ATOM 251 CA SER D 483 166.222 244.338 236.962 1.00385.00 ATOM 252 C SER D 483 164.970 245.227 236.926 1.00414.83 ATOM 253 O SER D 483 164.215 245.294 237.899 1.00440.00 ATOM 254 CB SER D 483 165.859 242.946 236.433 1.00371.34 ATOM 255 OG SER D 483 165.384 243.024 235.103 1.00237.35 ATOM 256 N TYR D 484 164.703 245.864 235.781 1.00386.83 ATOM 257 CA TYR D 484 163.425 246.529 235.486 1.00440.00 ATOM 258 C TYR D 484 162.279 245.545 235.155 1.00440.00 ATOM 259 O TYR D 484 161.110 245.940 235.154 1.00440.00 ATOM 260 CB TYR D 484 163.624 247.488 234.299 1.00440.00 ATOM 261 CG TYR D 484 164.714 248.529 234.486 1.00440.00 ATOM 262 CD1 TYR D 484 164.462 249.678 235.261 1.00440.00 ATOM 263 CD2 TYR D 484 165.974 248.356 233.879 1.00396.84 ATOM 264 CE1 TYR D 484 165.464 250.653 235.433 1.00440.00 ATOM 265 CE2 TYR D 484 166.980 249.325 234.055 1.00191.67 ATOM 266 CZ TYR D 484 166.728 250.477 234.828 1.00440.00 ATOM 267 OH TYR D 484 167.701 251.412 234.989 1.00440.00 TER