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 C 56 -1.241 6.228 1.733 1.00 59.75 ATOM 2 CA LEU C 56 0.102 6.746 2.060 1.00 57.97 ATOM 3 C LEU C 56 0.080 8.125 2.743 1.00 56.29 ATOM 4 O LEU C 56 -0.575 9.049 2.244 1.00 55.77 ATOM 5 CB LEU C 56 1.022 6.759 0.831 1.00 58.22 ATOM 6 N PRO C 57 0.776 8.273 3.894 1.00 47.89 ATOM 7 CA PRO C 57 0.746 9.563 4.603 1.00 45.95 ATOM 8 C PRO C 57 1.588 10.647 3.955 1.00 45.51 ATOM 9 O PRO C 57 2.426 10.356 3.106 1.00 43.75 ATOM 10 CB PRO C 57 1.308 9.208 5.979 1.00 47.37 ATOM 11 CG PRO C 57 2.233 8.089 5.709 1.00 52.04 ATOM 12 CD PRO C 57 1.598 7.282 4.622 1.00 48.29 ATOM 13 N THR C 58 1.341 11.902 4.355 1.00 40.48 ATOM 14 CA THR C 58 2.174 13.036 3.978 1.00 39.38 ATOM 15 C THR C 58 3.133 13.257 5.162 1.00 39.30 ATOM 16 O THR C 58 3.066 12.522 6.155 1.00 38.24 ATOM 17 CB THR C 58 1.390 14.270 3.516 1.00 48.04 ATOM 18 OG1 THR C 58 0.686 14.836 4.615 1.00 50.06 ATOM 19 CG2 THR C 58 0.477 13.989 2.318 1.00 45.06 ATOM 20 N TYR C 59 4.048 14.223 5.053 1.00 33.20 ATOM 21 CA TYR C 59 5.069 14.436 6.076 1.00 31.43 ATOM 22 C TYR C 59 5.124 15.887 6.451 1.00 36.07 ATOM 23 O TYR C 59 5.034 16.743 5.576 1.00 37.66 ATOM 24 CB TYR C 59 6.430 13.928 5.547 1.00 31.05 ATOM 25 CG TYR C 59 6.420 12.441 5.263 1.00 31.52 ATOM 26 CD1 TYR C 59 6.668 11.522 6.271 1.00 32.78 ATOM 27 CD2 TYR C 59 6.105 11.949 3.992 1.00 32.09 ATOM 28 CE1 TYR C 59 6.532 10.151 6.054 1.00 32.10 ATOM 29 CE2 TYR C 59 6.019 10.574 3.748 1.00 32.61 ATOM 30 CZ TYR C 59 6.220 9.681 4.789 1.00 37.49 ATOM 31 OH TYR C 59 6.153 8.324 4.594 1.00 34.40 ATOM 32 N ARG C 60 5.216 16.176 7.741 1.00 31.56 ATOM 33 CA ARG C 60 5.296 17.559 8.206 1.00 31.95 ATOM 34 C ARG C 60 6.744 17.903 8.546 1.00 35.12 ATOM 35 O ARG C 60 7.427 17.125 9.218 1.00 32.39 ATOM 36 CB ARG C 60 4.367 17.793 9.412 1.00 32.11 ATOM 37 CG ARG C 60 4.368 19.226 9.938 1.00 36.74 ATOM 38 CD ARG C 60 3.538 19.411 11.189 1.00 41.32 ATOM 39 NE ARG C 60 4.197 18.874 12.384 1.00 62.86 ATOM 40 CZ ARG C 60 3.780 19.078 13.633 1.00 78.49 ATOM 41 NH1 ARG C 60 2.717 19.841 13.870 1.00 63.76 ATOM 42 NH2 ARG C 60 4.433 18.535 14.657 1.00 59.45 ATOM 43 N TYR C 61 7.203 19.085 8.090 1.00 34.07 ATOM 44 CA TYR C 61 8.527 19.652 8.366 1.00 34.28 ATOM 45 C TYR C 61 8.875 19.474 9.871 1.00 37.35 ATOM 46 O TYR C 61 7.990 19.677 10.698 1.00 37.65 ATOM 47 CB TYR C 61 8.543 21.147 7.966 1.00 36.30 ATOM 48 CG TYR C 61 9.913 21.746 8.153 1.00 40.62 ATOM 49 CD1 TYR C 61 10.908 21.576 7.189 1.00 43.18 ATOM 50 CD2 TYR C 61 10.268 22.355 9.356 1.00 41.50 ATOM 51 CE1 TYR C 61 12.204 22.039 7.398 1.00 44.65 ATOM 52 CE2 TYR C 61 11.569 22.795 9.586 1.00 42.90 ATOM 53 CZ TYR C 61 12.529 22.644 8.601 1.00 51.71 ATOM 54 OH TYR C 61 13.788 23.134 8.822 1.00 59.24 ATOM 55 N PRO C 62 10.085 19.030 10.293 1.00 33.10 ATOM 56 CA PRO C 62 11.309 18.729 9.511 1.00 32.64 ATOM 57 C PRO C 62 11.358 17.426 8.695 1.00 34.68 ATOM 58 O PRO C 62 12.311 17.219 7.962 1.00 35.03 ATOM 59 CB PRO C 62 12.414 18.849 10.550 1.00 34.54 ATOM 60 CG PRO C 62 11.754 18.417 11.845 1.00 38.80 ATOM 61 CD PRO C 62 10.300 18.812 11.741 1.00 33.62 ATOM 62 N LEU C 63 10.328 16.581 8.763 1.00 28.84 ATOM 63 CA LEU C 63 10.302 15.379 7.931 1.00 27.61 ATOM 64 C LEU C 63 9.882 15.780 6.520 1.00 32.63 ATOM 65 O LEU C 63 9.055 16.671 6.345 1.00 29.81 ATOM 66 CB LEU C 63 9.308 14.339 8.469 1.00 26.78 ATOM 67 CG LEU C 63 9.388 13.940 9.947 1.00 30.20 ATOM 68 CD1 LEU C 63 8.399 12.830 10.236 1.00 27.82 ATOM 69 CD2 LEU C 63 10.804 13.502 10.353 1.00 30.51 ATOM 70 N GLU C 64 10.405 15.085 5.523 1.00 31.59 ATOM 71 CA GLU C 64 10.059 15.370 4.136 1.00 32.66 ATOM 72 C GLU C 64 10.271 14.143 3.291 1.00 37.27 ATOM 73 O GLU C 64 11.108 13.301 3.621 1.00 37.71 ATOM 74 CB GLU C 64 10.920 16.523 3.568 1.00 34.09 ATOM 75 CG GLU C 64 12.417 16.296 3.642 1.00 41.78 ATOM 76 CD GLU C 64 13.257 17.360 2.968 1.00 67.85 ATOM 77 OE1 GLU C 64 12.856 18.547 2.973 1.00 60.69 ATOM 78 OE2 GLU C 64 14.333 17.000 2.442 1.00 63.51 ATOM 79 N LEU C 65 9.529 14.045 2.194 1.00 34.02 ATOM 80 CA LEU C 65 9.693 12.937 1.262 1.00 32.94 ATOM 81 C LEU C 65 10.518 13.442 0.058 1.00 37.74 ATOM 82 O LEU C 65 10.143 14.420 -0.581 1.00 37.48 ATOM 83 CB LEU C 65 8.319 12.388 0.834 1.00 31.96 ATOM 84 CG LEU C 65 8.295 11.264 -0.227 1.00 36.44 ATOM 85 CD1 LEU C 65 8.797 9.942 0.327 1.00 35.90 ATOM 86 CD2 LEU C 65 6.874 11.077 -0.801 1.00 38.80 ATOM 87 N ASP C 66 11.672 12.814 -0.212 1.00 32.98 ATOM 88 CA ASP C 66 12.471 13.113 -1.390 1.00 32.38 ATOM 89 C ASP C 66 11.815 12.224 -2.488 1.00 35.13 ATOM 90 O ASP C 66 12.022 11.010 -2.506 1.00 31.35 ATOM 91 CB ASP C 66 13.934 12.723 -1.120 1.00 35.62 ATOM 92 CG ASP C 66 14.883 12.589 -2.300 1.00 51.91 ATOM 93 OD1 ASP C 66 14.410 12.603 -3.450 1.00 54.45 ATOM 94 OD2 ASP C 66 16.098 12.409 -2.066 1.00 60.41 ATOM 95 N THR C 67 10.987 12.836 -3.359 1.00 33.65 ATOM 96 CA THR C 67 10.241 12.120 -4.398 1.00 35.82 ATOM 97 C THR C 67 11.114 11.453 -5.467 1.00 41.74 ATOM 98 O THR C 67 10.724 10.411 -5.968 1.00 43.47 ATOM 99 CB THR C 67 9.108 12.984 -4.975 1.00 46.32 ATOM 100 OG1 THR C 67 9.687 14.190 -5.445 1.00 51.15 ATOM 101 CG2 THR C 67 8.037 13.328 -3.943 1.00 45.76 ATOM 102 N ALA C 68 12.291 12.024 -5.782 1.00 39.21 ATOM 103 CA ALA C 68 13.238 11.498 -6.779 1.00 39.14 ATOM 104 C ALA C 68 13.730 10.125 -6.428 1.00 43.23 ATOM 105 O ALA C 68 13.828 9.280 -7.314 1.00 43.42 ATOM 106 CB ALA C 68 14.428 12.432 -6.947 1.00 39.89 ATOM 107 N ASN C 69 14.034 9.891 -5.151 1.00 40.15 ATOM 108 CA ASN C 69 14.528 8.604 -4.663 1.00 40.14 ATOM 109 C ASN C 69 13.500 7.856 -3.806 1.00 45.01 ATOM 110 O ASN C 69 13.845 6.802 -3.278 1.00 44.83 ATOM 111 CB ASN C 69 15.818 8.823 -3.871 1.00 38.82 ATOM 112 CG ASN C 69 16.812 9.667 -4.615 1.00 52.95 ATOM 113 OD1 ASN C 69 17.455 9.213 -5.548 1.00 41.32 ATOM 114 ND2 ASN C 69 16.937 10.922 -4.244 1.00 46.89 ATOM 115 N ASN C 70 12.249 8.394 -3.657 1.00 41.88 ATOM 116 CA ASN C 70 11.167 7.843 -2.804 1.00 40.85 ATOM 117 C ASN C 70 11.748 7.525 -1.399 1.00 41.99 ATOM 118 O ASN C 70 11.803 6.375 -0.955 1.00 40.39 ATOM 119 CB ASN C 70 10.473 6.617 -3.461 1.00 38.63 ATOM 120 CG ASN C 70 9.221 6.153 -2.739 1.00 51.28 ATOM 121 OD1 ASN C 70 8.446 6.942 -2.195 1.00 57.45 ATOM 122 ND2 ASN C 70 9.024 4.853 -2.665 1.00 39.17 ATOM 123 N ARG C 71 12.284 8.553 -0.758 1.00 36.48 ATOM 124 CA ARG C 71 12.955 8.378 0.519 1.00 35.08 ATOM 125 C ARG C 71 12.520 9.457 1.491 1.00 33.94 ATOM 126 O ARG C 71 12.516 10.635 1.147 1.00 32.83 ATOM 127 CB ARG C 71 14.471 8.455 0.297 1.00 35.28 ATOM 128 CG ARG C 71 15.325 7.926 1.442 1.00 49.87 ATOM 129 CD ARG C 71 16.785 7.992 1.051 1.00 59.95 ATOM 130 NE ARG C 71 17.144 9.334 0.583 1.00 80.07 ATOM 131 CZ ARG C 71 18.243 9.623 -0.106 1.00 92.50 ATOM 132 NH1 ARG C 71 19.119 8.670 -0.403 1.00 73.39 ATOM 133 NH2 ARG C 71 18.476 10.867 -0.502 1.00 79.24 ATOM 134 N VAL C 72 12.150 9.036 2.684 1.00 27.06 ATOM 135 CA VAL C 72 11.731 9.917 3.767 1.00 27.69 ATOM 136 C VAL C 72 13.006 10.335 4.511 1.00 30.66 ATOM 137 O VAL C 72 13.876 9.505 4.809 1.00 29.81 ATOM 138 CB VAL C 72 10.725 9.197 4.707 1.00 31.64 ATOM 139 CG1 VAL C 72 10.277 10.115 5.851 1.00 31.16 ATOM 140 CG2 VAL C 72 9.522 8.702 3.915 1.00 31.24 ATOM 141 N GLN C 73 13.126 11.607 4.795 1.00 26.81 ATOM 142 CA GLN C 73 14.329 12.086 5.476 1.00 27.78 ATOM 143 C GLN C 73 14.010 13.280 6.381 1.00 31.66 ATOM 144 O GLN C 73 12.914 13.827 6.304 1.00 30.87 ATOM 145 CB GLN C 73 15.378 12.472 4.413 1.00 29.19 ATOM 146 CG GLN C 73 14.922 13.577 3.473 1.00 28.88 ATOM 147 CD GLN C 73 15.828 13.716 2.277 1.00 52.61 ATOM 148 OE1 GLN C 73 16.463 12.761 1.822 1.00 53.66 ATOM 149 NE2 GLN C 73 15.880 14.910 1.716 1.00 43.28 ATOM 150 N VAL C 74 14.964 13.697 7.204 1.00 29.65 ATOM 151 CA VAL C 74 14.825 14.918 8.015 1.00 29.66 ATOM 152 C VAL C 74 15.411 15.995 7.082 1.00 38.16 ATOM 153 O VAL C 74 16.460 15.764 6.480 1.00 39.56 ATOM 154 CB VAL C 74 15.595 14.829 9.358 1.00 32.36 ATOM 155 CG1 VAL C 74 15.651 16.188 10.064 1.00 31.89 ATOM 156 CG2 VAL C 74 14.994 13.771 10.278 1.00 31.76 ATOM 157 N ALA C 75 14.735 17.134 6.908 1.00 36.33 ATOM 158 CA ALA C 75 15.248 18.188 6.022 1.00 35.81 ATOM 159 C ALA C 75 16.664 18.633 6.458 1.00 41.49 ATOM 160 O ALA C 75 16.951 18.689 7.659 1.00 41.11 ATOM 161 CB ALA C 75 14.303 19.369 6.034 1.00 36.24 ATOM 162 N ASP C 76 17.561 18.892 5.484 1.00 39.91 ATOM 163 CA ASP C 76 18.928 19.365 5.759 1.00 40.09 ATOM 164 C ASP C 76 18.914 20.725 6.479 1.00 41.33 ATOM 165 O ASP C 76 19.773 20.960 7.307 1.00 41.30 ATOM 166 CB ASP C 76 19.774 19.418 4.480 1.00 42.51 ATOM 167 N ARG C 77 17.908 21.582 6.215 1.00 36.59 ATOM 168 CA ARG C 77 17.763 22.895 6.851 1.00 36.12 ATOM 169 C ARG C 77 17.541 22.778 8.360 1.00 38.50 ATOM 170 O ARG C 77 17.883 23.711 9.085 1.00 40.29 ATOM 171 CB ARG C 77 16.618 23.704 6.200 1.00 37.14 ATOM 172 C ACT C 19.621 16.301 9.642 1.00 63.83 ATOM 173 O ACT C 19.404 17.532 9.552 1.00 66.37 ATOM 174 OXT ACT C 19.970 15.708 10.700 1.00 65.63 ATOM 175 CH3 ACT C 19.453 15.436 8.358 1.00 59.62 TER