HEADER VIRAL PROTEIN 31-DEC-69 4XC5 TITLE CRYSTAL STRUCTURE OF THE T1L REOVIRUS ATTACHMENT PROTEIN SIGMA1 COMPND MOL_ID: 1; COMPND 2 MOLECULE: Outer capsid protein sigma-1; COMPND 3 CHAIN: A, B, C; COMPND 4 FRAGMENT: UNP residues ; COMPND 5 ENGINEERED: YES; COMPND 6 MOL_ID: 1; COMPND 7 Outer capsid protein sigma-1; COMPND 8 CHAIN: A, B, C; COMPND 9 UNP residues ; COMPND 10 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 2.20 ANGSTORMS DBREF 4XC5 B 308 470 UNP P04506 SIGM1_REOVL 308 470 DBREF 4XC5 C 308 470 UNP P04506 SIGM1_REOVL 308 470 SEQRES 1 C 22 LEU PRO THR TYR ARG TYR PRO LEU GLU LEU ASP THR ALA SEQRES 2 C 22 ASN ASN ARG VAL GLN VAL ALA ASP ARG ATOM 1 N LEU A 308 1.661 -1.200 6.285 1.00 59.50 ATOM 2 CA LEU A 308 2.017 0.121 6.828 1.00 57.90 ATOM 3 C LEU A 308 2.733 0.068 8.185 1.00 55.25 ATOM 4 O LEU A 308 2.237 -0.587 9.112 1.00 55.27 ATOM 5 CB LEU A 308 0.799 1.062 6.902 1.00 58.93 ATOM 6 CG LEU A 308 0.234 1.698 5.606 1.00 65.24 ATOM 7 CD1 LEU A 308 1.328 2.223 4.669 1.00 65.29 ATOM 8 CD2 LEU A 308 -0.773 0.776 4.911 1.00 69.71 ATOM 9 N PRO A 309 3.901 0.749 8.324 1.00 46.36 ATOM 10 CA PRO A 309 4.626 0.706 9.609 1.00 43.85 ATOM 11 C PRO A 309 3.992 1.554 10.697 1.00 41.49 ATOM 12 O PRO A 309 3.149 2.396 10.396 1.00 40.14 ATOM 13 CB PRO A 309 5.995 1.278 9.250 1.00 45.73 ATOM 14 CG PRO A 309 5.714 2.214 8.123 1.00 50.45 ATOM 15 CD PRO A 309 4.624 1.569 7.325 1.00 46.59 ATOM 16 N THR A 310 4.384 1.313 11.956 1.00 33.43 ATOM 17 CA THR A 310 3.996 2.160 13.076 1.00 32.96 ATOM 18 C THR A 310 5.167 3.131 13.300 1.00 35.43 ATOM 19 O THR A 310 6.151 3.061 12.579 1.00 34.02 ATOM 20 CB THR A 310 3.539 1.386 14.323 1.00 41.52 ATOM 21 OG1 THR A 310 4.645 0.701 14.895 1.00 44.51 ATOM 22 CG2 THR A 310 2.336 0.457 14.054 1.00 41.46 ATOM 23 N TYR A 311 5.050 4.054 14.253 1.00 33.45 ATOM 24 CA TYR A 311 6.072 5.078 14.471 1.00 34.26 ATOM 25 C TYR A 311 6.420 5.148 15.933 1.00 39.83 ATOM 26 O TYR A 311 5.537 5.055 16.776 1.00 41.93 ATOM 27 CB TYR A 311 5.561 6.439 13.949 1.00 35.08 ATOM 28 CG TYR A 311 5.248 6.409 12.464 1.00 35.93 ATOM 29 CD1 TYR A 311 4.004 5.982 11.998 1.00 36.77 ATOM 30 CD2 TYR A 311 6.215 6.738 11.525 1.00 37.26 ATOM 31 CE1 TYR A 311 3.738 5.874 10.633 1.00 34.08 ATOM 32 CE2 TYR A 311 5.966 6.619 10.159 1.00 38.85 ATOM 33 CZ TYR A 311 4.721 6.196 9.716 1.00 42.99 ATOM 34 OH TYR A 311 4.458 6.120 8.367 1.00 41.49 ATOM 35 N ARG A 312 7.707 5.236 16.240 1.00 34.79 ATOM 36 CA ARG A 312 8.166 5.312 17.614 1.00 34.23 ATOM 37 C ARG A 312 8.509 6.755 17.951 1.00 35.74 ATOM 38 O ARG A 312 9.184 7.429 17.168 1.00 34.77 ATOM 39 CB ARG A 312 9.386 4.384 17.831 1.00 35.52 ATOM 40 CG ARG A 312 9.924 4.386 19.258 1.00 40.70 ATOM 41 CD ARG A 312 11.166 3.531 19.414 1.00 46.98 ATOM 42 NE ARG A 312 12.365 4.205 18.912 1.00 60.67 ATOM 43 CZ ARG A 312 13.608 3.764 19.102 1.00 77.91 ATOM 44 NH1 ARG A 312 13.828 2.656 19.806 1.00 66.90 ATOM 45 NH2 ARG A 312 14.645 4.436 18.600 1.00 51.45 ATOM 46 N TYR A 313 8.069 7.214 19.138 1.00 32.97 ATOM 47 CA TYR A 313 8.339 8.539 19.694 1.00 32.35 ATOM 48 C TYR A 313 9.835 8.875 19.534 1.00 36.26 ATOM 49 O TYR A 313 10.672 8.001 19.775 1.00 36.22 ATOM 50 CB TYR A 313 7.928 8.570 21.168 1.00 34.71 ATOM 51 CG TYR A 313 8.110 9.937 21.779 1.00 37.89 ATOM 52 CD1 TYR A 313 7.132 10.919 21.638 1.00 39.98 ATOM 53 CD2 TYR A 313 9.306 10.291 22.394 1.00 39.41 ATOM 54 CE1 TYR A 313 7.332 12.211 22.120 1.00 40.29 ATOM 55 CE2 TYR A 313 9.523 11.584 22.860 1.00 40.93 ATOM 56 CZ TYR A 313 8.529 12.536 22.733 1.00 47.06 ATOM 57 OH TYR A 313 8.742 13.796 23.225 1.00 53.99 ATOM 58 N PRO A 314 10.241 10.062 19.045 1.00 32.67 ATOM 59 CA PRO A 314 9.453 11.291 18.780 1.00 31.90 ATOM 60 C PRO A 314 8.621 11.347 17.506 1.00 34.52 ATOM 61 O PRO A 314 7.889 12.303 17.321 1.00 34.72 ATOM 62 CB PRO A 314 10.514 12.393 18.836 1.00 33.13 ATOM 63 CG PRO A 314 11.770 11.712 18.364 1.00 37.01 ATOM 64 CD PRO A 314 11.694 10.311 18.905 1.00 32.45 ATOM 65 N LEU A 315 8.751 10.358 16.618 1.00 30.43 ATOM 66 CA LEU A 315 7.929 10.315 15.407 1.00 28.74 ATOM 67 C LEU A 315 6.534 9.902 15.800 1.00 31.16 ATOM 68 O LEU A 315 6.372 9.070 16.683 1.00 28.09 ATOM 69 CB LEU A 315 8.482 9.303 14.373 1.00 27.47 ATOM 70 CG LEU A 315 9.960 9.407 13.990 1.00 30.66 ATOM 71 CD1 LEU A 315 10.293 8.383 12.913 1.00 28.05 ATOM 72 CD2 LEU A 315 10.341 10.824 13.535 1.00 33.13 ATOM 73 N GLU A 316 5.538 10.437 15.128 1.00 32.13 ATOM 74 CA GLU A 316 4.140 10.081 15.402 1.00 33.60 ATOM 75 C GLU A 316 3.291 10.272 14.178 1.00 37.26 ATOM 76 O GLU A 316 3.618 11.107 13.330 1.00 35.71 ATOM 77 CB GLU A 316 3.568 10.941 16.546 1.00 35.39 ATOM 78 CG GLU A 316 3.632 12.432 16.317 1.00 42.62 ATOM 79 CD GLU A 316 2.963 13.263 17.392 1.00 66.63 ATOM 80 OE1 GLU A 316 2.983 12.862 18.581 1.00 58.87 ATOM 81 OE2 GLU A 316 2.428 14.335 17.035 1.00 65.98 ATOM 82 N LEU A 317 2.193 9.522 14.087 1.00 34.78 ATOM 83 CA LEU A 317 1.252 9.685 12.984 1.00 34.68 ATOM 84 C LEU A 317 0.046 10.511 13.481 1.00 37.25 ATOM 85 O LEU A 317 -0.590 10.139 14.458 1.00 37.40 ATOM 86 CB LEU A 317 0.827 8.304 12.427 1.00 34.47 ATOM 87 CG LEU A 317 -0.241 8.275 11.311 1.00 40.15 ATOM 88 CD1 LEU A 317 0.302 8.776 9.990 1.00 40.41 ATOM 89 CD2 LEU A 317 -0.794 6.871 11.125 1.00 42.65 ATOM 90 N ASP A 318 -0.228 11.650 12.848 1.00 32.70 ATOM 91 CA ASP A 318 -1.413 12.459 13.146 1.00 32.22 ATOM 92 C ASP A 318 -2.525 11.807 12.268 1.00 35.95 ATOM 93 O ASP A 318 -2.557 12.016 11.059 1.00 35.19 ATOM 94 CB ASP A 318 -1.141 13.924 12.770 1.00 34.61 ATOM 95 CG ASP A 318 -2.323 14.876 12.629 1.00 48.77 ATOM 96 OD1 ASP A 318 -3.478 14.405 12.644 1.00 51.01 ATOM 97 OD2 ASP A 318 -2.084 16.088 12.433 1.00 53.64 ATOM 98 N THR A 319 -3.374 10.961 12.869 1.00 33.36 ATOM 99 CA THR A 319 -4.411 10.218 12.139 1.00 34.67 ATOM 100 C THR A 319 -5.498 11.107 11.492 1.00 40.93 ATOM 101 O THR A 319 -6.033 10.725 10.457 1.00 42.14 ATOM 102 CB THR A 319 -4.993 9.084 13.005 1.00 43.45 ATOM 103 OG1 THR A 319 -5.513 9.660 14.191 1.00 47.67 ATOM 104 CG2 THR A 319 -3.952 8.037 13.399 1.00 42.25 ATOM 105 N ALA A 320 -5.804 12.282 12.075 1.00 38.23 ATOM 106 CA ALA A 320 -6.814 13.231 11.548 1.00 38.33 ATOM 107 C ALA A 320 -6.452 13.722 10.169 1.00 43.59 ATOM 108 O ALA A 320 -7.320 13.818 9.315 1.00 45.08 ATOM 109 CB ALA A 320 -6.966 14.426 12.482 1.00 38.61 ATOM 110 N ASN A 321 -5.167 14.021 9.940 1.00 40.76 ATOM 111 CA ASN A 321 -4.679 14.517 8.652 1.00 39.18 ATOM 112 C ASN A 321 -3.834 13.489 7.896 1.00 41.85 ATOM 113 O ASN A 321 -3.321 13.831 6.834 1.00 42.42 ATOM 114 CB ASN A 321 -3.896 15.808 8.872 1.00 37.53 ATOM 115 CG ASN A 321 -4.648 16.807 9.712 1.00 55.96 ATOM 116 OD1 ASN A 321 -5.590 17.438 9.255 1.00 52.32 ATOM 117 ND2 ASN A 321 -4.281 16.948 10.970 1.00 48.03 ATOM 118 N ASN A 322 -3.695 12.238 8.425 1.00 37.48 ATOM 119 CA ASN A 322 -2.847 11.143 7.888 1.00 36.82 ATOM 120 C ASN A 322 -1.434 11.717 7.572 1.00 39.12 ATOM 121 O ASN A 322 -0.991 11.760 6.420 1.00 36.76 ATOM 122 CB ASN A 322 -3.490 10.462 6.661 1.00 35.13 ATOM 123 CG ASN A 322 -2.789 9.194 6.223 1.00 51.77 ATOM 124 OD1 ASN A 322 -2.307 8.406 7.035 1.00 53.06 ATOM 125 ND2 ASN A 322 -2.680 8.985 4.926 1.00 45.14 ATOM 126 N ARG A 323 -0.792 12.268 8.593 1.00 35.60 ATOM 127 CA ARG A 323 0.497 12.935 8.412 1.00 34.87 ATOM 128 C ARG A 323 1.461 12.514 9.496 1.00 34.97 ATOM 129 O ARG A 323 1.121 12.536 10.670 1.00 35.30 ATOM 130 CB ARG A 323 0.281 14.446 8.477 1.00 35.51 ATOM 131 CG ARG A 323 1.416 15.298 7.947 1.00 49.52 ATOM 132 CD ARG A 323 1.029 16.762 8.019 1.00 58.56 ATOM 133 NE ARG A 323 0.561 17.120 9.364 1.00 76.60 ATOM 134 CZ ARG A 323 -0.126 18.220 9.655 1.00 90.76 ATOM 135 NH1 ARG A 323 -0.421 19.098 8.704 1.00 74.71 ATOM 136 NH2 ARG A 323 -0.521 18.451 10.897 1.00 77.87 ATOM 137 N VAL A 324 2.654 12.117 9.086 1.00 29.49 ATOM 138 CA VAL A 324 3.745 11.715 9.965 1.00 27.62 ATOM 139 C VAL A 324 4.478 12.995 10.371 1.00 30.64 ATOM 140 O VAL A 324 4.772 13.853 9.530 1.00 30.44 ATOM 141 CB VAL A 324 4.688 10.721 9.237 1.00 30.15 ATOM 142 CG1 VAL A 324 5.846 10.283 10.142 1.00 29.30 ATOM 143 CG2 VAL A 324 3.904 9.523 8.722 1.00 29.55 ATOM 144 N GLN A 325 4.768 13.129 11.640 1.00 27.52 ATOM 145 CA GLN A 325 5.452 14.335 12.116 1.00 29.29 ATOM 146 C GLN A 325 6.367 14.026 13.310 1.00 32.13 ATOM 147 O GLN A 325 6.295 12.938 13.855 1.00 31.32 ATOM 148 CB GLN A 325 4.400 15.386 12.502 1.00 30.11 ATOM 149 CG GLN A 325 3.457 14.925 13.600 1.00 35.29 ATOM 150 CD GLN A 325 2.255 15.822 13.748 1.00 56.70 ATOM 151 OE1 GLN A 325 1.807 16.470 12.796 1.00 54.58 ATOM 152 NE2 GLN A 325 1.702 15.865 14.949 1.00 40.22 ATOM 153 N VAL A 326 7.177 14.995 13.739 1.00 30.07 ATOM 154 CA VAL A 326 7.980 14.861 14.958 1.00 30.30 ATOM 155 C VAL A 326 7.047 15.435 16.033 1.00 36.73 ATOM 156 O VAL A 326 6.441 16.479 15.812 1.00 37.19 ATOM 157 CB VAL A 326 9.330 15.645 14.871 1.00 33.16 ATOM 158 CG1 VAL A 326 10.027 15.724 16.235 1.00 32.51 ATOM 159 CG2 VAL A 326 10.255 15.029 13.832 1.00 32.51 ATOM 160 N ALA A 327 6.884 14.758 17.165 1.00 36.29 ATOM 161 CA ALA A 327 6.004 15.268 18.230 1.00 36.28 ATOM 162 C ALA A 327 6.430 16.692 18.683 1.00 40.78 ATOM 163 O ALA A 327 7.617 16.995 18.728 1.00 40.19 ATOM 164 CB ALA A 327 6.027 14.313 19.413 1.00 36.16 ATOM 165 N ASP A 328 5.459 17.568 18.959 1.00 40.41 ATOM 166 CA ASP A 328 5.724 18.940 19.432 1.00 40.75 ATOM 167 C ASP A 328 6.447 18.935 20.788 1.00 40.10 ATOM 168 O ASP A 328 7.292 19.781 21.013 1.00 38.82 ATOM 169 CB ASP A 328 4.428 19.770 19.501 1.00 43.21 ATOM 170 N ARG A 329 6.162 17.935 21.655 1.00 36.40 ATOM 171 CA ARG A 329 6.810 17.787 22.963 1.00 35.38 ATOM 172 C ARG A 329 8.314 17.557 22.842 1.00 37.97 ATOM 173 O ARG A 329 9.033 17.889 23.786 1.00 40.24 ATOM 174 CB ARG A 329 6.167 16.645 23.779 1.00 36.91 ATOM 175 C ACT A 503 9.658 19.555 16.559 1.00 66.49 ATOM 176 O ACT A 503 10.854 19.381 16.201 1.00 65.81 ATOM 177 OXT ACT A 503 9.279 19.633 17.748 1.00 73.50 ATOM 178 CH3 ACT A 503 8.569 19.666 15.458 1.00 63.40 TER