HEADER MEMBRANE PROTEIN 31-DEC-69 6NV1 TITLE Structure of drug-resistant V27A mutant of the influenza M2 proton TITLE 2 channel bound to spiroadamantyl amine inhibitor COMPND MOL_ID: 1; COMPND 2 MOLECULE: Matrix protein 2; COMPND 3 CHAIN: A, B, C, D, E, F, G, H; COMPND 4 ENGINEERED: YES; COMPND 5 MOL_ID: 1; COMPND 6 Matrix protein 2; COMPND 7 CHAIN: A, B, C, D, E, F, G, H; COMPND 8 ENGINEERED: YES; COMPND 9 MOL_ID: 1; COMPND 10 Matrix protein 2; COMPND 11 CHAIN: A, B, C, D, E, F, G, H; COMPND 12 ENGINEERED: YES; COMPND 13 MOL_ID: 1; COMPND 14 Matrix protein 2; COMPND 15 CHAIN: A, B, C, D, E, F, G, H; COMPND 16 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 2.50 ANGSTORMS DBREF 6NV1 A 22 46 UNP A4D7H3 A4D7H3_9INF 22 46 DBREF 6NV1 B 22 46 UNP A4D7H3 A4D7H3_9INF 22 46 DBREF 6NV1 C 22 46 UNP A4D7H3 A4D7H3_9INF 22 46 DBREF 6NV1 D 22 46 UNP A4D7H3 A4D7H3_9INF 22 46 SEQRES 1 C 24 ASP PRO LEU ALA VAL ALA ALA SER ILE ILE GLY ILE LEU SEQRES 2 C 24 HIS LEU ILE LEU TRP ILE LEU ASP ARG LEU NH2 ATOM 1 N ASP C 24 -2.595 8.837 1.262 1.00 64.14 ATOM 2 CA ASP C 24 -3.594 8.134 2.060 1.00 69.44 ATOM 3 C ASP C 24 -3.998 8.935 3.292 1.00 59.75 ATOM 4 O ASP C 24 -3.178 9.188 4.169 1.00 62.99 ATOM 5 CB ASP C 24 -3.074 6.749 2.477 1.00 68.48 ATOM 6 CG ASP C 24 -4.131 5.915 3.197 1.00 71.77 ATOM 7 OD1 ASP C 24 -5.075 5.433 2.531 1.00 69.36 ATOM 8 OD2 ASP C 24 -4.009 5.726 4.429 1.00 71.33 ATOM 9 N PRO C 25 -5.260 9.361 3.339 1.00 55.42 ATOM 10 CA PRO C 25 -5.723 10.142 4.501 1.00 60.15 ATOM 11 C PRO C 25 -5.670 9.387 5.821 1.00 54.74 ATOM 12 O PRO C 25 -5.348 9.989 6.853 1.00 51.53 ATOM 13 CB PRO C 25 -7.161 10.521 4.113 1.00 58.53 ATOM 14 CG PRO C 25 -7.550 9.539 3.057 1.00 62.90 ATOM 15 CD PRO C 25 -6.296 9.226 2.305 1.00 58.07 ATOM 16 N LEU C 26 -5.968 8.081 5.816 1.00 52.69 ATOM 17 CA LEU C 26 -5.920 7.301 7.051 1.00 48.04 ATOM 18 C LEU C 26 -4.508 7.256 7.607 1.00 44.28 ATOM 19 O LEU C 26 -4.302 7.411 8.816 1.00 42.26 ATOM 20 CB LEU C 26 -6.444 5.882 6.812 1.00 47.22 ATOM 21 CG LEU C 26 -6.359 4.934 8.011 1.00 43.01 ATOM 22 CD1 LEU C 26 -7.155 5.418 9.200 1.00 37.35 ATOM 23 CD2 LEU C 26 -6.790 3.542 7.620 1.00 46.23 ATOM 24 N ALA C 27 -3.524 7.036 6.735 1.00 47.43 ATOM 25 CA ALA C 27 -2.132 7.035 7.166 1.00 45.43 ATOM 26 C ALA C 27 -1.721 8.405 7.690 1.00 43.77 ATOM 27 O ALA C 27 -1.024 8.502 8.709 1.00 41.55 ATOM 28 CB ALA C 27 -1.225 6.602 6.012 1.00 50.38 ATOM 29 N VAL C 28 -2.161 9.476 7.022 1.00 44.77 ATOM 30 CA VAL C 28 -1.814 10.828 7.461 1.00 45.39 ATOM 31 C VAL C 28 -2.355 11.081 8.864 1.00 40.16 ATOM 32 O VAL C 28 -1.640 11.573 9.755 1.00 40.00 ATOM 33 CB VAL C 28 -2.340 11.874 6.457 1.00 45.91 ATOM 34 CG1 VAL C 28 -2.148 13.269 7.015 1.00 49.62 ATOM 35 CG2 VAL C 28 -1.607 11.764 5.128 1.00 46.76 ATOM 36 N ALA C 29 -3.632 10.759 9.071 1.00 40.13 ATOM 37 CA ALA C 29 -4.243 10.928 10.384 1.00 42.28 ATOM 38 C ALA C 29 -3.546 10.073 11.441 1.00 39.32 ATOM 39 O ALA C 29 -3.299 10.534 12.553 1.00 42.07 ATOM 40 CB ALA C 29 -5.730 10.587 10.317 1.00 41.52 ATOM 41 N ALA C 30 -3.186 8.841 11.106 1.00 37.67 ATOM 42 CA ALA C 30 -2.555 7.997 12.112 1.00 38.13 ATOM 43 C ALA C 30 -1.179 8.524 12.482 1.00 38.76 ATOM 44 O ALA C 30 -0.787 8.470 13.652 1.00 37.89 ATOM 45 CB ALA C 30 -2.459 6.549 11.614 1.00 38.82 ATOM 46 N SER C 31 -0.441 9.052 11.505 1.00 38.09 ATOM 47 CA SER C 31 0.873 9.630 11.776 1.00 34.64 ATOM 48 C SER C 31 0.773 10.864 12.665 1.00 38.57 ATOM 49 O SER C 31 1.522 11.010 13.647 1.00 38.79 ATOM 50 CB SER C 31 1.544 9.981 10.462 1.00 37.85 ATOM 51 OG SER C 31 1.614 8.834 9.630 1.00 40.84 ATOM 52 N ILE C 32 -0.127 11.781 12.322 1.00 35.16 ATOM 53 CA ILE C 32 -0.310 12.945 13.180 1.00 34.79 ATOM 54 C ILE C 32 -0.706 12.506 14.587 1.00 35.88 ATOM 55 O ILE C 32 -0.200 13.037 15.592 1.00 36.07 ATOM 56 CB ILE C 32 -1.331 13.903 12.546 1.00 39.28 ATOM 57 CG1 ILE C 32 -0.829 14.327 11.162 1.00 37.73 ATOM 58 CG2 ILE C 32 -1.540 15.124 13.433 1.00 40.09 ATOM 59 CD1 ILE C 32 -1.843 15.106 10.328 1.00 41.76 ATOM 60 N ILE C 33 -1.590 11.500 14.682 1.00 35.52 ATOM 61 CA ILE C 33 -2.090 11.047 15.977 1.00 36.90 ATOM 62 C ILE C 33 -0.971 10.415 16.798 1.00 38.12 ATOM 63 O ILE C 33 -0.875 10.642 18.008 1.00 37.37 ATOM 64 CB ILE C 33 -3.237 10.042 15.767 1.00 42.25 ATOM 65 CG1 ILE C 33 -4.458 10.755 15.185 1.00 47.30 ATOM 66 CG2 ILE C 33 -3.564 9.301 17.081 1.00 35.26 ATOM 67 CD1 ILE C 33 -4.880 11.897 15.975 1.00 50.04 ATOM 68 N GLY C 34 -0.092 9.643 16.161 1.00 36.38 ATOM 69 CA GLY C 34 0.996 9.029 16.898 1.00 33.18 ATOM 70 C GLY C 34 2.022 10.032 17.387 1.00 33.79 ATOM 71 O GLY C 34 2.519 9.930 18.514 1.00 34.70 ATOM 72 N ILE C 35 2.368 11.002 16.544 1.00 37.21 ATOM 73 CA ILE C 35 3.289 12.051 16.977 1.00 36.50 ATOM 74 C ILE C 35 2.708 12.797 18.181 1.00 34.08 ATOM 75 O ILE C 35 3.374 12.965 19.224 1.00 34.06 ATOM 76 CB ILE C 35 3.603 12.977 15.787 1.00 35.57 ATOM 77 CG1 ILE C 35 4.291 12.150 14.690 1.00 31.14 ATOM 78 CG2 ILE C 35 4.450 14.122 16.207 1.00 31.27 ATOM 79 CD1 ILE C 35 4.490 12.876 13.384 1.00 36.98 ATOM 80 N LEU C 36 1.431 13.204 18.075 1.00 32.57 ATOM 81 CA LEU C 36 0.759 13.871 19.193 1.00 35.92 ATOM 82 C LEU C 36 0.684 12.961 20.415 1.00 35.91 ATOM 83 O LEU C 36 0.814 13.431 21.554 1.00 36.56 ATOM 84 CB LEU C 36 -0.648 14.325 18.779 1.00 34.73 ATOM 85 CG LEU C 36 -1.486 15.047 19.856 1.00 35.86 ATOM 86 CD1 LEU C 36 -0.852 16.402 20.205 1.00 38.72 ATOM 87 CD2 LEU C 36 -2.941 15.261 19.458 1.00 35.10 ATOM 88 N HIS C 37 0.498 11.649 20.193 1.00 34.04 ATOM 89 CA HIS C 37 0.380 10.691 21.285 1.00 29.41 ATOM 90 C HIS C 37 1.676 10.592 22.072 1.00 30.37 ATOM 91 O HIS C 37 1.671 10.670 23.305 1.00 30.14 ATOM 92 CB HIS C 37 -0.023 9.317 20.719 1.00 32.69 ATOM 93 CG HIS C 37 -0.340 8.276 21.765 1.00 31.01 ATOM 94 ND1 HIS C 37 -0.654 6.970 21.444 1.00 33.53 ATOM 95 CD2 HIS C 37 -0.383 8.344 23.119 1.00 28.85 ATOM 96 CE1 HIS C 37 -0.876 6.282 22.551 1.00 32.35 ATOM 97 NE2 HIS C 37 -0.714 7.092 23.583 1.00 27.91 ATOM 98 N LEU C 38 2.804 10.438 21.369 1.00 28.03 ATOM 99 CA LEU C 38 4.088 10.380 22.057 1.00 30.40 ATOM 100 C LEU C 38 4.362 11.674 22.816 1.00 33.16 ATOM 101 O LEU C 38 4.801 11.632 23.972 1.00 31.49 ATOM 102 CB LEU C 38 5.231 10.079 21.080 1.00 33.13 ATOM 103 CG LEU C 38 6.626 9.994 21.733 1.00 31.39 ATOM 104 CD1 LEU C 38 6.684 8.894 22.782 1.00 31.68 ATOM 105 CD2 LEU C 38 7.751 9.793 20.709 1.00 33.40 ATOM 106 N ILE C 39 4.091 12.837 22.196 1.00 31.15 ATOM 107 CA ILE C 39 4.340 14.088 22.903 1.00 28.59 ATOM 108 C ILE C 39 3.520 14.152 24.191 1.00 29.84 ATOM 109 O ILE C 39 4.050 14.426 25.278 1.00 27.16 ATOM 110 CB ILE C 39 4.031 15.293 21.995 1.00 39.97 ATOM 111 CG1 ILE C 39 4.950 15.320 20.783 1.00 34.85 ATOM 112 CG2 ILE C 39 4.194 16.586 22.776 1.00 38.64 ATOM 113 CD1 ILE C 39 4.593 16.412 19.815 1.00 35.75 ATOM 114 N LEU C 40 2.207 13.904 24.088 1.00 27.80 ATOM 115 CA LEU C 40 1.350 14.039 25.266 1.00 32.93 ATOM 116 C LEU C 40 1.736 13.028 26.329 1.00 36.15 ATOM 117 O LEU C 40 1.651 13.320 27.530 1.00 36.12 ATOM 118 CB LEU C 40 -0.129 13.865 24.907 1.00 31.31 ATOM 119 CG LEU C 40 -0.758 14.905 23.989 1.00 35.49 ATOM 120 CD1 LEU C 40 -2.209 14.566 23.662 1.00 30.55 ATOM 121 CD2 LEU C 40 -0.578 16.347 24.561 1.00 36.92 ATOM 122 N TRP C 41 2.133 11.822 25.913 1.00 32.64 ATOM 123 CA TRP C 41 2.537 10.836 26.899 1.00 33.90 ATOM 124 C TRP C 41 3.810 11.277 27.613 1.00 32.52 ATOM 125 O TRP C 41 3.916 11.131 28.836 1.00 31.64 ATOM 126 CB TRP C 41 2.704 9.459 26.242 1.00 36.87 ATOM 127 CG TRP C 41 3.257 8.408 27.174 1.00 36.62 ATOM 128 CD1 TRP C 41 2.570 7.676 28.098 1.00 31.28 ATOM 129 CD2 TRP C 41 4.630 8.012 27.285 1.00 34.79 ATOM 130 NE1 TRP C 41 3.428 6.854 28.779 1.00 32.89 ATOM 131 CE2 TRP C 41 4.697 7.029 28.288 1.00 31.76 ATOM 132 CE3 TRP C 41 5.809 8.392 26.623 1.00 34.28 ATOM 133 CZ2 TRP C 41 5.889 6.419 28.645 1.00 35.58 ATOM 134 CZ3 TRP C 41 6.989 7.783 26.973 1.00 34.55 ATOM 135 CH2 TRP C 41 7.025 6.810 27.978 1.00 36.32 ATOM 136 N ILE C 42 4.779 11.839 26.877 1.00 34.14 ATOM 137 CA ILE C 42 5.993 12.353 27.523 1.00 36.85 ATOM 138 C ILE C 42 5.647 13.455 28.516 1.00 37.51 ATOM 139 O ILE C 42 6.191 13.493 29.628 1.00 36.82 ATOM 140 CB ILE C 42 7.033 12.832 26.479 1.00 36.41 ATOM 141 CG1 ILE C 42 7.742 11.634 25.826 1.00 34.79 ATOM 142 CG2 ILE C 42 8.058 13.795 27.079 1.00 30.43 ATOM 143 CD1 ILE C 42 8.802 12.043 24.833 1.00 34.02 ATOM 144 N LEU C 43 4.744 14.364 28.131 1.00 37.27 ATOM 145 CA LEU C 43 4.354 15.463 29.020 1.00 37.81 ATOM 146 C LEU C 43 3.611 14.967 30.263 1.00 40.50 ATOM 147 O LEU C 43 3.702 15.591 31.332 1.00 39.21 ATOM 148 CB LEU C 43 3.509 16.475 28.248 1.00 36.38 ATOM 149 CG LEU C 43 4.278 17.276 27.198 1.00 35.17 ATOM 150 CD1 LEU C 43 3.359 18.141 26.370 1.00 30.95 ATOM 151 CD2 LEU C 43 5.351 18.127 27.893 1.00 41.27 ATOM 152 N ASP C 44 2.820 13.900 30.131 1.00 40.60 ATOM 153 CA ASP C 44 2.153 13.331 31.301 1.00 41.43 ATOM 154 C ASP C 44 3.146 12.603 32.202 1.00 45.00 ATOM 155 O ASP C 44 3.007 12.616 33.430 1.00 45.39 ATOM 156 CB ASP C 44 1.015 12.399 30.878 1.00 38.98 ATOM 157 CG ASP C 44 0.418 11.648 32.054 1.00 44.75 ATOM 158 OD1 ASP C 44 -0.135 12.296 32.964 1.00 45.31 ATOM 159 OD2 ASP C 44 0.522 10.403 32.088 1.00 46.47 ATOM 160 N ARG C 45 4.133 11.932 31.612 1.00 41.98 ATOM 161 CA ARG C 45 5.148 11.275 32.426 1.00 44.23 ATOM 162 C ARG C 45 6.039 12.292 33.132 1.00 47.30 ATOM 163 O ARG C 45 6.493 12.035 34.253 1.00 48.81 ATOM 164 CB ARG C 45 5.988 10.312 31.579 1.00 40.11 ATOM 165 CG ARG C 45 5.248 9.097 31.034 1.00 43.30 ATOM 166 CD ARG C 45 4.732 8.200 32.159 1.00 43.38 ATOM 167 NE ARG C 45 3.457 8.668 32.678 1.00 44.02 ATOM 168 CZ ARG C 45 2.905 8.245 33.807 1.00 51.33 ATOM 169 NH1 ARG C 45 3.530 7.354 34.558 1.00 60.13 ATOM 170 NH2 ARG C 45 1.735 8.731 34.195 1.00 51.01 ATOM 171 N LEU C 46 6.311 13.432 32.502 1.00 44.37 ATOM 172 CA LEU C 46 7.124 14.454 33.151 1.00 42.74 ATOM 173 C LEU C 46 6.378 15.105 34.306 1.00 47.19 ATOM 174 O LEU C 46 6.977 15.428 35.325 1.00 56.85 ATOM 175 CB LEU C 46 7.565 15.524 32.154 1.00 48.53 ATOM 176 CG LEU C 46 8.570 15.069 31.086 1.00 52.50 ATOM 177 CD1 LEU C 46 8.926 16.222 30.156 1.00 49.77 ATOM 178 CD2 LEU C 46 9.829 14.444 31.706 1.00 52.64 ATOM 179 N NH2 C 47 5.074 15.286 34.150 1.00 44.09 ATOM 180 C1 E01 C 102 1.096 3.350 14.391 1.00 54.12 ATOM 181 C2 E01 C 102 1.548 2.170 13.553 1.00 49.83 ATOM 182 C3 E01 C 102 0.915 2.258 12.174 1.00 50.68 ATOM 183 C4 E01 C 102 1.302 3.527 11.436 1.00 50.11 ATOM 184 C5 E01 C 102 0.932 4.747 12.288 1.00 51.37 ATOM 185 C6 E01 C 102 1.530 4.643 13.695 1.00 54.62 ATOM 186 C14 E01 C 102 0.893 4.785 9.304 1.00 43.70 ATOM 187 C15 E01 C 102 3.166 4.751 10.292 1.00 44.80 ATOM 188 C12 E01 C 102 2.382 4.772 8.982 1.00 47.11 ATOM 189 C11 E01 C 102 2.791 3.509 11.106 1.00 43.95 ATOM 190 C10 E01 C 102 3.134 2.261 10.296 1.00 41.78 ATOM 191 C7 E01 C 102 0.530 3.548 10.125 1.00 45.65 ATOM 192 C8 E01 C 102 0.866 2.293 9.315 1.00 41.70 ATOM 193 C9 E01 C 102 2.351 2.253 8.985 1.00 44.59 ATOM 194 C13 E01 C 102 2.708 3.507 8.186 1.00 49.23 ATOM 195 N1 E01 C 102 1.715 3.209 15.724 1.00 50.90 ATOM 196 C18 OLC C 101 15.457 9.590 21.047 1.00 53.92 ATOM 197 C10 OLC C 101 15.515 10.132 30.994 1.00 58.65 ATOM 198 C9 OLC C 101 15.382 10.864 32.098 1.00 61.76 ATOM 199 C17 OLC C 101 16.104 10.105 22.313 1.00 59.11 ATOM 200 C11 OLC C 101 16.100 10.703 29.723 1.00 48.49 ATOM 201 C8 OLC C 101 15.788 12.319 32.165 1.00 58.37 ATOM 202 C24 OLC C 101 11.781 5.485 32.159 1.00 60.85 ATOM 203 C16 OLC C 101 15.317 9.883 23.603 1.00 56.86 ATOM 204 C12 OLC C 101 15.863 9.707 28.589 1.00 49.49 ATOM 205 C7 OLC C 101 14.602 13.183 32.595 1.00 55.19 ATOM 206 C15 OLC C 101 16.247 10.225 24.769 1.00 53.93 ATOM 207 C13 OLC C 101 15.807 10.384 27.220 1.00 52.69 ATOM 208 C6 OLC C 101 13.852 12.606 33.786 1.00 57.91 ATOM 209 C14 OLC C 101 15.977 9.422 26.038 1.00 50.02 ATOM 210 C5 OLC C 101 12.418 12.393 33.335 1.00 63.58 ATOM 211 C4 OLC C 101 11.769 11.288 34.151 1.00 72.54 ATOM 212 C3 OLC C 101 10.750 10.614 33.245 1.00 71.86 ATOM 213 C2 OLC C 101 11.319 9.245 32.894 1.00 69.63 ATOM 214 C21 OLC C 101 10.967 6.775 30.194 1.00 58.64 ATOM 215 C1 OLC C 101 11.094 8.815 31.459 1.00 70.33 ATOM 216 C22 OLC C 101 12.203 6.245 30.906 1.00 62.00 ATOM 217 O19 OLC C 101 11.582 9.411 30.513 1.00 76.13 ATOM 218 O25 OLC C 101 11.072 6.315 33.085 1.00 64.93 ATOM 219 O23 OLC C 101 12.949 5.371 30.046 1.00 64.91 ATOM 220 O20 OLC C 101 10.343 7.615 31.155 1.00 64.06 ATOM 221 C18 OLC C 101 -11.611 19.620 22.502 1.00 60.78 ATOM 222 C10 OLC C 101 -10.476 17.981 31.410 1.00 59.29 ATOM 223 C9 OLC C 101 -9.887 17.981 32.597 1.00 61.83 ATOM 224 C17 OLC C 101 -10.568 18.684 23.084 1.00 75.23 ATOM 225 C11 OLC C 101 -9.669 18.133 30.141 1.00 55.06 ATOM 226 C8 OLC C 101 -8.390 18.118 32.675 1.00 59.86 ATOM 227 C24 OLC C 101 -3.404 12.922 28.612 1.00 50.99 ATOM 228 C16 OLC C 101 -10.517 18.865 24.599 1.00 67.21 ATOM 229 C12 OLC C 101 -10.692 18.285 29.029 1.00 52.58 ATOM 230 C7 OLC C 101 -7.933 18.316 34.116 1.00 68.26 ATOM 231 C15 OLC C 101 -9.709 17.810 25.360 1.00 59.60 ATOM 232 C13 OLC C 101 -10.145 18.702 27.673 1.00 53.21 ATOM 233 C6 OLC C 101 -6.729 17.410 34.378 1.00 67.94 ATOM 234 C14 OLC C 101 -10.433 17.588 26.679 1.00 59.88 ATOM 235 C5 OLC C 101 -5.399 18.169 34.324 1.00 74.42 ATOM 236 C4 OLC C 101 -4.302 17.503 33.476 1.00 73.44 ATOM 237 C3 OLC C 101 -3.909 16.075 33.875 1.00 76.21 ATOM 238 C2 OLC C 101 -4.317 15.018 32.839 1.00 68.58 ATOM 239 C21 OLC C 101 -3.167 15.262 29.253 1.00 61.47 ATOM 240 C1 OLC C 101 -3.285 14.925 31.733 1.00 65.28 ATOM 241 C22 OLC C 101 -2.899 14.268 28.126 1.00 52.53 ATOM 242 O19 OLC C 101 -2.110 15.176 31.945 1.00 65.90 ATOM 243 O25 OLC C 101 -2.824 12.708 29.904 1.00 57.80 ATOM 244 O23 OLC C 101 -3.539 14.626 26.892 1.00 51.98 ATOM 245 O20 OLC C 101 -3.654 14.534 30.382 1.00 67.02 TER