HEADER MEMBRANE PROTEIN 31-DEC-69 6MJH TITLE The S31N mutant of the influenza A M2 proton channel in two distinct TITLE 2 conformational states 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; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 2.06 ANGSTORMS DBREF 6MJH D 22 46 UNP A0A0R5TV A0A0R5TVW3_ 20 44 SEQRES 1 D 27 ACE SER SER ASP PRO LEU VAL VAL ALA ALA ASN ILE ILE SEQRES 2 D 27 GLY ILE LEU HIS LEU ILE LEU TRP ILE LEU ASP ARG LEU SEQRES 3 D 27 NH2 ATOM 1 C ACE D 21 46.915 -41.813-107.842 1.00 47.98 ATOM 2 O ACE D 21 47.971 -42.350-107.511 1.00 66.02 ATOM 3 CH3 ACE D 21 46.537 -40.437-107.382 1.00 58.62 ATOM 4 N SER D 22 46.030 -42.408-108.633 1.00 52.07 ATOM 5 CA SER D 22 46.221 -43.748-109.182 1.00 48.70 ATOM 6 C SER D 22 45.208 -43.987-110.292 1.00 35.86 ATOM 7 O SER D 22 44.042 -44.274-110.024 1.00 42.55 ATOM 8 CB SER D 22 46.077 -44.813-108.097 1.00 48.47 ATOM 9 OG SER D 22 45.787 -46.080-108.663 1.00 49.34 ATOM 10 N SER D 23 45.663 -43.879-111.537 1.00 34.51 ATOM 11 CA SER D 23 44.748 -43.849-112.667 1.00 28.79 ATOM 12 C SER D 23 44.046 -45.189-112.847 1.00 28.69 ATOM 13 O SER D 23 44.528 -46.236-112.410 1.00 27.88 ATOM 14 CB SER D 23 45.504 -43.472-113.939 1.00 31.89 ATOM 15 OG SER D 23 46.218 -42.264-113.756 1.00 36.92 ATOM 16 N ASP D 24 42.885 -45.136-113.491 1.00 28.40 ATOM 17 CA ASP D 24 42.140 -46.341-113.827 1.00 27.46 ATOM 18 C ASP D 24 42.670 -46.916-115.134 1.00 22.08 ATOM 19 O ASP D 24 42.663 -46.216-116.152 1.00 26.14 ATOM 20 CB ASP D 24 40.652 -46.030-113.952 1.00 20.97 ATOM 21 CG ASP D 24 39.815 -47.266-114.231 1.00 27.14 ATOM 22 OD1 ASP D 24 38.571 -47.179-114.128 1.00 28.53 ATOM 23 OD2 ASP D 24 40.398 -48.325-114.542 1.00 27.61 ATOM 24 N PRO D 25 43.144 -48.165-115.153 1.00 21.27 ATOM 25 CA PRO D 25 43.659 -48.728-116.413 1.00 23.46 ATOM 26 C PRO D 25 42.603 -48.822-117.499 1.00 20.44 ATOM 27 O PRO D 25 42.937 -48.736-118.687 1.00 24.54 ATOM 28 CB PRO D 25 44.165 -50.117-115.997 1.00 25.10 ATOM 29 CG PRO D 25 44.340 -50.039-114.508 1.00 34.16 ATOM 30 CD PRO D 25 43.282 -49.102-114.027 1.00 26.80 ATOM 31 N LEU D 26 41.334 -48.996-117.121 1.00 22.01 ATOM 32 CA LEU D 26 40.247 -48.997-118.094 1.00 22.05 ATOM 33 C LEU D 26 40.181 -47.680-118.858 1.00 18.62 ATOM 34 O LEU D 26 39.873 -47.668-120.054 1.00 21.05 ATOM 35 CB LEU D 26 38.921 -49.280-117.389 1.00 22.85 ATOM 36 CG LEU D 26 38.435 -50.730-117.469 1.00 25.96 ATOM 37 CD1 LEU D 26 39.595 -51.709-117.338 1.00 26.40 ATOM 38 CD2 LEU D 26 37.368 -50.996-116.421 1.00 31.51 ATOM 39 N VAL D 27 40.290 -46.590-118.097 1.00 19.22 ATOM 40 CA VAL D 27 40.226 -45.262-118.699 1.00 19.87 ATOM 41 C VAL D 27 41.477 -44.993-119.527 1.00 22.19 ATOM 42 O VAL D 27 41.412 -44.363-120.590 1.00 19.95 ATOM 43 CB VAL D 27 40.020 -44.190-117.615 1.00 20.05 ATOM 44 CG1 VAL D 27 40.000 -42.803-118.242 1.00 23.08 ATOM 45 CG2 VAL D 27 38.729 -44.450-116.852 1.00 19.64 ATOM 46 N VAL D 28 42.636 -45.466-119.059 1.00 17.57 ATOM 47 CA VAL D 28 43.854 -45.346-119.856 1.00 22.71 ATOM 48 C VAL D 28 43.705 -46.105-121.167 1.00 21.36 ATOM 49 O VAL D 28 44.077 -45.609-122.237 1.00 21.01 ATOM 50 CB VAL D 28 45.073 -45.837-119.054 1.00 25.69 ATOM 51 CG1 VAL D 28 46.324 -45.807-119.925 1.00 20.80 ATOM 52 CG2 VAL D 28 45.263 -44.990-117.802 1.00 22.13 ATOM 53 N ALA D 29 43.151 -47.319-121.105 1.00 25.30 ATOM 54 CA ALA D 29 42.932 -48.095-122.322 1.00 18.34 ATOM 55 C ALA D 29 42.013 -47.358-123.286 1.00 25.64 ATOM 56 O ALA D 29 42.226 -47.387-124.504 1.00 23.65 ATOM 57 CB ALA D 29 42.355 -49.466-121.970 1.00 23.45 ATOM 58 N ALA D 30 40.981 -46.693-122.758 1.00 23.92 ATOM 59 CA ALA D 30 40.060 -45.955-123.616 1.00 22.33 ATOM 60 C ALA D 30 40.773 -44.828-124.348 1.00 25.25 ATOM 61 O ALA D 30 40.534 -44.605-125.541 1.00 24.69 ATOM 62 CB ALA D 30 38.896 -45.408-122.790 1.00 29.35 ATOM 63 N ASN D 31 41.650 -44.101-123.651 1.00 17.49 ATOM 64 CA ASN D 31 42.391 -43.024-124.301 1.00 20.57 ATOM 65 C ASN D 31 43.310 -43.567-125.388 1.00 23.11 ATOM 66 O ASN D 31 43.451 -42.956-126.453 1.00 21.39 ATOM 67 CB ASN D 31 43.199 -42.234-123.268 1.00 26.12 ATOM 68 CG ASN D 31 42.334 -41.323-122.415 1.00 28.23 ATOM 69 OD1 ASN D 31 41.889 -40.269-122.865 1.00 33.30 ATOM 70 ND2 ASN D 31 42.105 -41.721-121.172 1.00 23.42 ATOM 71 N ILE D 32 43.946 -44.714-125.136 1.00 16.80 ATOM 72 CA ILE D 32 44.876 -45.277-126.110 1.00 19.76 ATOM 73 C ILE D 32 44.138 -45.689-127.375 1.00 19.93 ATOM 74 O ILE D 32 44.597 -45.431-128.493 1.00 15.78 ATOM 75 CB ILE D 32 45.642 -46.462-125.493 1.00 19.83 ATOM 76 CG1 ILE D 32 46.470 -45.995-124.295 1.00 18.59 ATOM 77 CG2 ILE D 32 46.517 -47.129-126.545 1.00 19.36 ATOM 78 CD1 ILE D 32 47.195 -47.116-123.585 1.00 25.05 ATOM 79 N ILE D 33 42.983 -46.338-127.218 1.00 21.58 ATOM 80 CA ILE D 33 42.199 -46.756-128.377 1.00 15.08 ATOM 81 C ILE D 33 41.725 -45.539-129.161 1.00 18.97 ATOM 82 O ILE D 33 41.935 -45.438-130.376 1.00 18.24 ATOM 83 CB ILE D 33 41.019 -47.637-127.931 1.00 22.26 ATOM 84 CG1 ILE D 33 41.534 -48.866-127.182 1.00 23.56 ATOM 85 CG2 ILE D 33 40.167 -48.042-129.127 1.00 23.34 ATOM 86 CD1 ILE D 33 42.511 -49.693-127.986 1.00 27.23 ATOM 87 N GLY D 34 41.088 -44.590-128.473 1.00 15.77 ATOM 88 CA GLY D 34 40.556 -43.424-129.160 1.00 16.14 ATOM 89 C GLY D 34 41.625 -42.618-129.873 1.00 18.52 ATOM 90 O GLY D 34 41.420 -42.158-130.998 1.00 18.98 ATOM 91 N ILE D 35 42.782 -42.437-129.231 1.00 18.37 ATOM 92 CA ILE D 35 43.849 -41.643-129.834 1.00 19.82 ATOM 93 C ILE D 35 44.463 -42.377-131.019 1.00 20.88 ATOM 94 O ILE D 35 44.727 -41.778-132.069 1.00 19.37 ATOM 95 CB ILE D 35 44.909 -41.287-128.777 1.00 21.39 ATOM 96 CG1 ILE D 35 44.259 -40.539-127.613 1.00 24.52 ATOM 97 CG2 ILE D 35 46.020 -40.453-129.402 1.00 25.42 ATOM 98 CD1 ILE D 35 45.081 -40.545-126.346 1.00 28.87 ATOM 99 N LEU D 36 44.717 -43.679-130.869 1.00 16.37 ATOM 100 CA LEU D 36 45.229 -44.459-131.990 1.00 20.67 ATOM 101 C LEU D 36 44.261 -44.416-133.165 1.00 19.79 ATOM 102 O LEU D 36 44.668 -44.222-134.317 1.00 17.16 ATOM 103 CB LEU D 36 45.485 -45.901-131.555 1.00 20.34 ATOM 104 CG LEU D 36 45.918 -46.847-132.678 1.00 29.79 ATOM 105 CD1 LEU D 36 47.268 -46.422-133.241 1.00 22.54 ATOM 106 CD2 LEU D 36 45.952 -48.295-132.199 1.00 26.44 ATOM 107 N HIS D 37 42.967 -44.594-132.889 1.00 19.54 ATOM 108 CA HIS D 37 41.970 -44.561-133.951 1.00 16.60 ATOM 109 C HIS D 37 41.965 -43.207-134.649 1.00 16.16 ATOM 110 O HIS D 37 41.960 -43.130-135.883 1.00 16.80 ATOM 111 CB HIS D 37 40.589 -44.882-133.378 1.00 14.30 ATOM 112 CG HIS D 37 39.536 -45.096-134.419 1.00 18.54 ATOM 113 ND1 HIS D 37 38.244 -45.458-134.106 1.00 17.16 ATOM 114 CD2 HIS D 37 39.583 -44.997-135.769 1.00 18.61 ATOM 115 CE1 HIS D 37 37.541 -45.576-135.218 1.00 19.23 ATOM 116 NE2 HIS D 37 38.329 -45.300-136.241 1.00 18.06 ATOM 117 N LEU D 38 41.968 -42.123-133.870 1.00 16.50 ATOM 118 CA LEU D 38 41.988 -40.789-134.460 1.00 16.99 ATOM 119 C LEU D 38 43.242 -40.583-135.304 1.00 16.00 ATOM 120 O LEU D 38 43.171 -40.096-136.437 1.00 16.84 ATOM 121 CB LEU D 38 41.890 -39.735-133.358 1.00 15.61 ATOM 122 CG LEU D 38 42.031 -38.262-133.739 1.00 19.60 ATOM 123 CD1 LEU D 38 41.091 -37.902-134.875 1.00 15.63 ATOM 124 CD2 LEU D 38 41.758 -37.395-132.525 1.00 25.28 ATOM 125 N ILE D 39 44.402 -40.962-134.770 1.00 17.88 ATOM 126 CA ILE D 39 45.653 -40.759-135.494 1.00 18.75 ATOM 127 C ILE D 39 45.688 -41.611-136.756 1.00 23.48 ATOM 128 O ILE D 39 46.090 -41.141-137.827 1.00 22.32 ATOM 129 CB ILE D 39 46.851 -41.054-134.576 1.00 21.53 ATOM 130 CG1 ILE D 39 46.973 -39.972-133.498 1.00 24.16 ATOM 131 CG2 ILE D 39 48.132 -41.177-135.391 1.00 30.37 ATOM 132 CD1 ILE D 39 48.053 -40.247-132.473 1.00 31.15 ATOM 133 N LEU D 40 45.277 -42.879-136.650 1.00 19.24 ATOM 134 CA LEU D 40 45.269 -43.746-137.824 1.00 18.10 ATOM 135 C LEU D 40 44.309 -43.227-138.884 1.00 16.99 ATOM 136 O LEU D 40 44.596 -43.304-140.084 1.00 18.98 ATOM 137 CB LEU D 40 44.904 -45.177-137.426 1.00 18.83 ATOM 138 CG LEU D 40 45.977 -45.970-136.675 1.00 22.84 ATOM 139 CD1 LEU D 40 45.522 -47.393-136.422 1.00 18.42 ATOM 140 CD2 LEU D 40 47.281 -45.956-137.454 1.00 25.64 ATOM 141 N TRP D 41 43.164 -42.689-138.463 1.00 14.62 ATOM 142 CA TRP D 41 42.199 -42.190-139.435 1.00 16.31 ATOM 143 C TRP D 41 42.710 -40.932-140.126 1.00 18.22 ATOM 144 O TRP D 41 42.593 -40.799-141.350 1.00 17.47 ATOM 145 CB TRP D 41 40.855 -41.923-138.759 1.00 17.35 ATOM 146 CG TRP D 41 39.877 -41.259-139.674 1.00 19.32 ATOM 147 CD1 TRP D 41 39.206 -41.836-140.716 1.00 18.50 ATOM 148 CD2 TRP D 41 39.469 -39.885-139.645 1.00 21.91 ATOM 149 NE1 TRP D 41 38.402 -40.906-141.331 1.00 24.67 ATOM 150 CE2 TRP D 41 38.545 -39.702-140.694 1.00 22.18 ATOM 151 CE3 TRP D 41 39.792 -38.794-138.832 1.00 21.62 ATOM 152 CZ2 TRP D 41 37.941 -38.472-140.951 1.00 22.89 ATOM 153 CZ3 TRP D 41 39.189 -37.573-139.088 1.00 22.63 ATOM 154 CH2 TRP D 41 38.276 -37.422-140.141 1.00 23.01 ATOM 155 N ILE D 42 43.274 -39.999-139.361 1.00 19.15 ATOM 156 CA ILE D 42 43.835 -38.791-139.958 1.00 21.17 ATOM 157 C ILE D 42 44.896 -39.157-140.985 1.00 22.60 ATOM 158 O ILE D 42 44.875 -38.681-142.127 1.00 23.27 ATOM 159 CB ILE D 42 44.408 -37.870-138.867 1.00 20.43 ATOM 160 CG1 ILE D 42 43.299 -37.390-137.928 1.00 21.84 ATOM 161 CG2 ILE D 42 45.134 -36.689-139.499 1.00 22.82 ATOM 162 CD1 ILE D 42 43.817 -36.723-136.673 1.00 19.93 ATOM 163 N LEU D 43 45.842 -40.013-140.591 1.00 19.26 ATOM 164 CA LEU D 43 46.939 -40.360-141.484 1.00 21.93 ATOM 165 C LEU D 43 46.442 -41.083-142.725 1.00 19.05 ATOM 166 O LEU D 43 47.000 -40.903-143.814 1.00 23.50 ATOM 167 CB LEU D 43 47.971 -41.207-140.738 1.00 18.79 ATOM 168 CG LEU D 43 48.741 -40.433-139.664 1.00 22.45 ATOM 169 CD1 LEU D 43 49.788 -41.309-138.991 1.00 24.49 ATOM 170 CD2 LEU D 43 49.376 -39.182-140.269 1.00 22.78 ATOM 171 N ASP D 44 45.394 -41.897-142.587 1.00 23.08 ATOM 172 CA ASP D 44 44.826 -42.566-143.752 1.00 22.47 ATOM 173 C ASP D 44 44.202 -41.563-144.717 1.00 26.94 ATOM 174 O ASP D 44 44.337 -41.702-145.938 1.00 27.09 ATOM 175 CB ASP D 44 43.800 -43.609-143.305 1.00 25.95 ATOM 176 CG ASP D 44 43.187 -44.361-144.470 1.00 33.08 ATOM 177 OD1 ASP D 44 43.922 -45.093-145.164 1.00 37.75 ATOM 178 OD2 ASP D 44 41.964 -44.229-144.681 1.00 30.49 ATOM 179 N ARG D 45 43.480 -40.576-144.178 1.00 25.87 ATOM 180 CA ARG D 45 42.835 -39.583-145.026 1.00 27.80 ATOM 181 C ARG D 45 43.866 -38.684-145.694 1.00 32.49 ATOM 182 O ARG D 45 43.710 -38.318-146.863 1.00 35.80 ATOM 183 CB ARG D 45 41.833 -38.768-144.209 1.00 28.60 ATOM 184 CG ARG D 45 40.465 -39.440-144.035 1.00 32.18 ATOM 185 CD ARG D 45 39.726 -39.552-145.352 1.00 30.48 ATOM 186 NE ARG D 45 39.218 -38.262-145.817 1.00 32.86 ATOM 187 CZ ARG D 45 39.691 -37.608-146.875 1.00 35.28 ATOM 188 NH1 ARG D 45 40.696 -38.116-147.578 1.00 31.07 ATOM 189 NH2 ARG D 45 39.162 -36.444-147.232 1.00 27.14 ATOM 190 N LEU D 46 44.934 -38.331-144.976 1.00 29.37 ATOM 191 CA LEU D 46 46.101 -37.700-145.592 1.00 34.26 ATOM 192 C LEU D 46 46.899 -38.748-146.357 1.00 46.22 ATOM 193 O LEU D 46 48.054 -39.006-146.030 1.00 51.24 ATOM 194 CB LEU D 46 47.004 -37.034-144.544 1.00 35.14 ATOM 195 CG LEU D 46 46.404 -36.246-143.374 1.00 31.51 ATOM 196 CD1 LEU D 46 47.497 -35.882-142.373 1.00 42.24 ATOM 197 CD2 LEU D 46 45.656 -35.001-143.836 1.00 34.65 ATOM 198 N NH2 D 47 46.280 -39.353-147.365 1.00 54.42 ATOM 199 CA CA D 101 45.090 -43.964-147.258 1.00 48.15 TER