HEADER HYDROLASE 17-MAY-10 3N23 TITLE Crystal structure of the high affinity complex between ouabain and TITLE 2 the E2P form of the sodium-potassium pump COMPND MOL_ID: 3; COMPND 2 MOLECULE: Na+/K+ ATPase gamma subunit transcript variant a; COMPND 3 CHAIN: G, E; COMPND 4 FRAGMENT: GAMMA chain (UNP RESIDUES ; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 4.60 ANGSTORMS DBREF 3N23 G 17 47 UNP Q58K79 Q58K79_PIG 17 47 SEQRES 1 G 31 ASP PRO PHE TYR TYR ASP TYR GLU THR VAL ARG ASN GLY SEQRES 2 G 31 GLY LEU ILE PHE ALA ALA LEU ALA PHE ILE VAL GLY LEU SEQRES 3 G 31 ILE ILE ILE LEU SER ATOM 1 N ASP G 17 -34.485 -51.574 97.086 1.00354.13 ATOM 2 CA ASP G 17 -33.981 -50.331 96.518 1.00354.13 ATOM 3 C ASP G 17 -34.368 -50.202 95.060 1.00354.13 ATOM 4 O ASP G 17 -33.509 -50.281 94.185 1.00354.13 ATOM 5 CB ASP G 17 -32.460 -50.261 96.645 1.00438.57 ATOM 6 CG ASP G 17 -32.006 -50.070 98.072 1.00438.57 ATOM 7 OD1 ASP G 17 -31.202 -50.894 98.554 1.00438.57 ATOM 8 OD2 ASP G 17 -32.462 -49.102 98.717 1.00438.57 ATOM 9 N PRO G 18 -35.663 -49.990 94.789 1.00239.61 ATOM 10 CA PRO G 18 -36.101 -49.837 93.402 1.00239.61 ATOM 11 C PRO G 18 -35.562 -48.555 92.775 1.00239.61 ATOM 12 O PRO G 18 -36.034 -48.150 91.713 1.00239.61 ATOM 13 CB PRO G 18 -37.626 -49.783 93.519 1.00386.86 ATOM 14 CG PRO G 18 -37.878 -49.276 94.885 1.00386.86 ATOM 15 CD PRO G 18 -36.780 -49.847 95.737 1.00386.86 ATOM 16 N PHE G 19 -34.584 -47.929 93.426 1.00245.68 ATOM 17 CA PHE G 19 -33.887 -46.783 92.846 1.00245.68 ATOM 18 C PHE G 19 -32.521 -47.193 92.355 1.00245.68 ATOM 19 O PHE G 19 -31.505 -46.856 92.960 1.00245.68 ATOM 20 CB PHE G 19 -33.730 -45.676 93.868 1.00269.54 ATOM 21 CG PHE G 19 -34.915 -45.512 94.719 1.00269.54 ATOM 22 CD1 PHE G 19 -35.009 -46.198 95.905 1.00269.54 ATOM 23 CD2 PHE G 19 -35.964 -44.714 94.314 1.00269.54 ATOM 24 CE1 PHE G 19 -36.115 -46.068 96.691 1.00269.54 ATOM 25 CE2 PHE G 19 -37.079 -44.578 95.097 1.00269.54 ATOM 26 CZ PHE G 19 -37.157 -45.255 96.289 1.00269.54 ATOM 27 N TYR G 20 -32.508 -47.921 91.247 1.00249.62 ATOM 28 CA TYR G 20 -31.278 -48.452 90.698 1.00249.62 ATOM 29 C TYR G 20 -31.529 -48.906 89.280 1.00249.62 ATOM 30 O TYR G 20 -32.579 -49.474 88.978 1.00249.62 ATOM 31 CB TYR G 20 -30.812 -49.646 91.521 1.00414.55 ATOM 32 CG TYR G 20 -29.320 -49.715 91.659 1.00414.55 ATOM 33 CD1 TYR G 20 -28.713 -49.520 92.891 1.00414.55 ATOM 34 CD2 TYR G 20 -28.515 -49.957 90.556 1.00414.55 ATOM 35 CE1 TYR G 20 -27.346 -49.577 93.024 1.00414.55 ATOM 36 CE2 TYR G 20 -27.148 -50.015 90.677 1.00414.55 ATOM 37 CZ TYR G 20 -26.567 -49.824 91.913 1.00414.55 ATOM 38 OH TYR G 20 -25.199 -49.881 92.043 1.00414.55 ATOM 39 N TYR G 21 -30.573 -48.651 88.401 1.00297.51 ATOM 40 CA TYR G 21 -30.659 -49.213 87.065 1.00297.51 ATOM 41 C TYR G 21 -29.432 -50.061 86.789 1.00297.51 ATOM 42 O TYR G 21 -28.358 -49.829 87.352 1.00297.51 ATOM 43 CB TYR G 21 -30.833 -48.130 85.986 1.00235.93 ATOM 44 CG TYR G 21 -31.430 -48.643 84.679 1.00235.93 ATOM 45 CD1 TYR G 21 -32.784 -48.931 84.582 1.00235.93 ATOM 46 CD2 TYR G 21 -30.644 -48.835 83.549 1.00235.93 ATOM 47 CE1 TYR G 21 -33.338 -49.400 83.409 1.00235.93 ATOM 48 CE2 TYR G 21 -31.197 -49.306 82.365 1.00235.93 ATOM 49 CZ TYR G 21 -32.547 -49.586 82.308 1.00235.93 ATOM 50 OH TYR G 21 -33.124 -50.056 81.154 1.00235.93 ATOM 51 N ASP G 22 -29.613 -51.058 85.929 1.00307.03 ATOM 52 CA ASP G 22 -28.506 -51.854 85.430 1.00307.03 ATOM 53 C ASP G 22 -28.013 -51.208 84.143 1.00307.03 ATOM 54 O ASP G 22 -27.970 -51.839 83.087 1.00307.03 ATOM 55 CB ASP G 22 -28.929 -53.308 85.193 1.00266.52 ATOM 56 CG ASP G 22 -27.766 -54.280 85.303 1.00266.52 ATOM 57 OD1 ASP G 22 -26.605 -53.823 85.359 1.00266.52 ATOM 58 OD2 ASP G 22 -28.012 -55.503 85.329 1.00266.52 ATOM 59 N TYR G 23 -27.676 -49.925 84.247 1.00179.97 ATOM 60 CA TYR G 23 -27.027 -49.193 83.172 1.00179.97 ATOM 61 C TYR G 23 -25.762 -49.919 82.729 1.00179.97 ATOM 62 O TYR G 23 -25.476 -49.998 81.540 1.00179.97 ATOM 63 CB TYR G 23 -26.664 -47.771 83.620 1.00258.89 ATOM 64 CG TYR G 23 -27.809 -46.779 83.599 1.00258.89 ATOM 65 CD1 TYR G 23 -28.378 -46.317 84.776 1.00258.89 ATOM 66 CD2 TYR G 23 -28.309 -46.295 82.403 1.00258.89 ATOM 67 CE1 TYR G 23 -29.419 -45.406 84.756 1.00258.89 ATOM 68 CE2 TYR G 23 -29.349 -45.388 82.376 1.00258.89 ATOM 69 CZ TYR G 23 -29.901 -44.949 83.553 1.00258.89 ATOM 70 OH TYR G 23 -30.935 -44.042 83.520 1.00258.89 ATOM 71 N GLU G 24 -25.001 -50.454 83.679 1.00286.76 ATOM 72 CA GLU G 24 -23.730 -51.088 83.336 1.00286.76 ATOM 73 C GLU G 24 -23.903 -52.227 82.334 1.00286.76 ATOM 74 O GLU G 24 -22.967 -52.572 81.616 1.00286.76 ATOM 75 CB GLU G 24 -22.993 -51.593 84.583 1.00270.82 ATOM 76 CG GLU G 24 -21.620 -52.201 84.279 1.00270.82 ATOM 77 CD GLU G 24 -20.868 -52.659 85.525 1.00270.82 ATOM 78 OE1 GLU G 24 -21.418 -52.545 86.642 1.00270.82 ATOM 79 OE2 GLU G 24 -19.724 -53.145 85.384 1.00270.82 ATOM 80 N THR G 25 -25.104 -52.797 82.276 1.00204.14 ATOM 81 CA THR G 25 -25.356 -53.944 81.409 1.00204.14 ATOM 82 C THR G 25 -25.998 -53.571 80.070 1.00204.14 ATOM 83 O THR G 25 -25.915 -54.334 79.110 1.00204.14 ATOM 84 CB THR G 25 -26.224 -55.011 82.100 1.00243.56 ATOM 85 OG1 THR G 25 -26.208 -56.211 81.319 1.00243.56 ATOM 86 CG2 THR G 25 -27.656 -54.525 82.227 1.00243.56 ATOM 87 N VAL G 26 -26.647 -52.416 80.000 1.00158.63 ATOM 88 CA VAL G 26 -27.152 -51.944 78.720 1.00158.63 ATOM 89 C VAL G 26 -26.022 -51.243 77.968 1.00158.63 ATOM 90 O VAL G 26 -25.966 -51.298 76.745 1.00158.63 ATOM 91 CB VAL G 26 -28.398 -51.045 78.872 1.00156.95 ATOM 92 CG1 VAL G 26 -28.671 -50.292 77.596 1.00156.95 ATOM 93 CG2 VAL G 26 -29.609 -51.881 79.242 1.00156.95 ATOM 94 N ARG G 27 -25.106 -50.613 78.699 1.00243.92 ATOM 95 CA ARG G 27 -23.906 -50.067 78.074 1.00243.92 ATOM 96 C ARG G 27 -23.104 -51.218 77.481 1.00243.92 ATOM 97 O ARG G 27 -22.693 -51.171 76.320 1.00243.92 ATOM 98 CB ARG G 27 -23.061 -49.287 79.082 1.00317.05 ATOM 99 CG ARG G 27 -22.705 -47.883 78.622 1.00317.05 ATOM 100 CD ARG G 27 -22.025 -47.096 79.722 1.00317.05 ATOM 101 NE ARG G 27 -22.059 -45.664 79.454 1.00317.05 ATOM 102 CZ ARG G 27 -21.795 -44.733 80.363 1.00317.05 ATOM 103 NH1 ARG G 27 -21.478 -45.085 81.603 1.00317.05 ATOM 104 NH2 ARG G 27 -21.850 -43.450 80.033 1.00317.05 ATOM 105 N ASN G 28 -22.897 -52.258 78.283 1.00206.36 ATOM 106 CA ASN G 28 -22.222 -53.466 77.816 1.00206.36 ATOM 107 C ASN G 28 -23.043 -54.224 76.769 1.00206.36 ATOM 108 O ASN G 28 -22.522 -55.119 76.107 1.00206.36 ATOM 109 CB ASN G 28 -21.904 -54.401 78.992 1.00356.46 ATOM 110 CG ASN G 28 -20.933 -53.788 79.992 1.00356.46 ATOM 111 OD1 ASN G 28 -20.251 -52.808 79.699 1.00356.46 ATOM 112 ND2 ASN G 28 -20.867 -54.375 81.184 1.00356.46 ATOM 113 N GLY G 29 -24.320 -53.860 76.632 1.00198.04 ATOM 114 CA GLY G 29 -25.251 -54.567 75.767 1.00198.04 ATOM 115 C GLY G 29 -25.557 -53.821 74.484 1.00198.04 ATOM 116 O GLY G 29 -25.951 -54.423 73.488 1.00198.04 ATOM 117 N GLY G 30 -25.390 -52.506 74.507 1.00191.17 ATOM 118 CA GLY G 30 -25.487 -51.718 73.298 1.00191.17 ATOM 119 C GLY G 30 -24.153 -51.780 72.584 1.00191.17 ATOM 120 O GLY G 30 -24.108 -52.036 71.390 1.00191.17 ATOM 121 N LEU G 31 -23.062 -51.567 73.317 1.00188.99 ATOM 122 CA LEU G 31 -21.727 -51.609 72.725 1.00188.99 ATOM 123 C LEU G 31 -21.434 -52.941 72.040 1.00188.99 ATOM 124 O LEU G 31 -20.432 -53.083 71.339 1.00188.99 ATOM 125 CB LEU G 31 -20.654 -51.312 73.774 1.00470.83 ATOM 126 CG LEU G 31 -20.438 -49.838 74.112 1.00470.83 ATOM 127 CD1 LEU G 31 -19.385 -49.681 75.199 1.00470.83 ATOM 128 CD2 LEU G 31 -20.048 -49.055 72.865 1.00470.83 ATOM 129 N ILE G 32 -22.305 -53.919 72.248 1.00206.77 ATOM 130 CA ILE G 32 -22.128 -55.228 71.635 1.00206.77 ATOM 131 C ILE G 32 -22.918 -55.364 70.344 1.00206.77 ATOM 132 O ILE G 32 -22.620 -56.233 69.532 1.00206.77 ATOM 133 CB ILE G 32 -22.503 -56.362 72.601 1.00233.56 ATOM 134 CG1 ILE G 32 -21.236 -56.941 73.233 1.00233.56 ATOM 135 CG2 ILE G 32 -23.278 -57.456 71.882 1.00233.56 ATOM 136 CD1 ILE G 32 -21.493 -57.797 74.468 1.00233.56 ATOM 137 N PHE G 33 -23.905 -54.492 70.152 1.00171.77 ATOM 138 CA PHE G 33 -24.772 -54.532 68.968 1.00171.77 ATOM 139 C PHE G 33 -24.510 -53.400 67.969 1.00171.77 ATOM 140 O PHE G 33 -24.994 -53.434 66.836 1.00171.77 ATOM 141 CB PHE G 33 -26.236 -54.472 69.393 1.00240.82 ATOM 142 CG PHE G 33 -26.903 -55.819 69.532 1.00240.82 ATOM 143 CD1 PHE G 33 -26.774 -56.570 70.701 1.00240.82 ATOM 144 CD2 PHE G 33 -27.701 -56.313 68.508 1.00240.82 ATOM 145 CE1 PHE G 33 -27.415 -57.802 70.839 1.00240.82 ATOM 146 CE2 PHE G 33 -28.344 -57.538 68.636 1.00240.82 ATOM 147 CZ PHE G 33 -28.201 -58.286 69.807 1.00240.82 ATOM 148 N ALA G 34 -23.781 -52.382 68.412 1.00188.49 ATOM 149 CA ALA G 34 -23.357 -51.308 67.533 1.00188.49 ATOM 150 C ALA G 34 -22.020 -51.716 66.949 1.00188.49 ATOM 151 O ALA G 34 -21.532 -51.114 66.000 1.00188.49 ATOM 152 CB ALA G 34 -23.222 -50.011 68.305 1.00481.00 ATOM 153 N ALA G 35 -21.425 -52.741 67.544 1.00195.80 ATOM 154 CA ALA G 35 -20.201 -53.317 67.027 1.00195.80 ATOM 155 C ALA G 35 -20.545 -54.527 66.158 1.00195.80 ATOM 156 O ALA G 35 -19.658 -55.185 65.624 1.00195.80 ATOM 157 CB ALA G 35 -19.277 -53.716 68.170 1.00301.05 ATOM 158 N LEU G 36 -21.836 -54.828 66.029 1.00193.17 ATOM 159 CA LEU G 36 -22.270 -55.923 65.167 1.00193.17 ATOM 160 C LEU G 36 -22.779 -55.421 63.831 1.00193.17 ATOM 161 O LEU G 36 -22.543 -56.046 62.805 1.00193.17 ATOM 162 CB LEU G 36 -23.324 -56.796 65.838 1.00196.99 ATOM 163 CG LEU G 36 -22.735 -57.934 66.670 1.00196.99 ATOM 164 CD1 LEU G 36 -23.762 -59.026 66.835 1.00196.99 ATOM 165 CD2 LEU G 36 -21.479 -58.495 66.034 1.00196.99 ATOM 166 N ALA G 37 -23.482 -54.297 63.839 1.00140.34 ATOM 167 CA ALA G 37 -23.862 -53.648 62.588 1.00140.34 ATOM 168 C ALA G 37 -22.636 -53.023 61.907 1.00140.34 ATOM 169 O ALA G 37 -22.559 -52.965 60.680 1.00140.34 ATOM 170 CB ALA G 37 -24.926 -52.598 62.841 1.00530.70 ATOM 171 N PHE G 38 -21.687 -52.557 62.722 1.00202.46 ATOM 172 CA PHE G 38 -20.419 -51.993 62.246 1.00202.46 ATOM 173 C PHE G 38 -19.677 -53.006 61.383 1.00202.46 ATOM 174 O PHE G 38 -18.875 -52.630 60.524 1.00202.46 ATOM 175 CB PHE G 38 -19.524 -51.632 63.442 1.00364.08 ATOM 176 CG PHE G 38 -18.151 -51.104 63.070 1.00364.08 ATOM 177 CD1 PHE G 38 -17.990 -49.778 62.684 1.00364.08 ATOM 178 CD2 PHE G 38 -17.027 -51.913 63.139 1.00364.08 ATOM 179 CE1 PHE G 38 -16.742 -49.277 62.356 1.00364.08 ATOM 180 CE2 PHE G 38 -15.777 -51.414 62.812 1.00364.08 ATOM 181 CZ PHE G 38 -15.637 -50.095 62.417 1.00364.08 ATOM 182 N ILE G 39 -19.935 -54.290 61.647 1.00206.25 ATOM 183 CA ILE G 39 -19.281 -55.398 60.950 1.00206.25 ATOM 184 C ILE G 39 -20.217 -56.097 59.975 1.00206.25 ATOM 185 O ILE G 39 -19.757 -56.728 59.035 1.00206.25 ATOM 186 CB ILE G 39 -18.707 -56.461 61.921 1.00273.67 ATOM 187 CG1 ILE G 39 -19.825 -57.326 62.507 1.00273.67 ATOM 188 CG2 ILE G 39 -17.867 -55.804 63.012 1.00273.67 ATOM 189 CD1 ILE G 39 -19.324 -58.433 63.405 1.00273.67 ATOM 190 N VAL G 40 -21.522 -55.995 60.201 1.00200.71 ATOM 191 CA VAL G 40 -22.487 -56.478 59.223 1.00200.71 ATOM 192 C VAL G 40 -22.397 -55.629 57.966 1.00200.71 ATOM 193 O VAL G 40 -22.413 -56.137 56.844 1.00200.71 ATOM 194 CB VAL G 40 -23.917 -56.386 59.750 1.00166.60 ATOM 195 CG1 VAL G 40 -24.912 -56.699 58.648 1.00166.60 ATOM 196 CG2 VAL G 40 -24.099 -57.332 60.897 1.00166.60 ATOM 197 N GLY G 41 -22.302 -54.322 58.167 1.00206.73 ATOM 198 CA GLY G 41 -22.197 -53.388 57.067 1.00206.73 ATOM 199 C GLY G 41 -20.861 -53.501 56.370 1.00206.73 ATOM 200 O GLY G 41 -20.745 -53.138 55.210 1.00206.73 ATOM 201 N LEU G 42 -19.849 -53.988 57.078 1.00289.53 ATOM 202 CA LEU G 42 -18.565 -54.258 56.457 1.00289.53 ATOM 203 C LEU G 42 -18.639 -55.551 55.652 1.00289.53 ATOM 204 O LEU G 42 -17.745 -55.839 54.864 1.00289.53 ATOM 205 CB LEU G 42 -17.458 -54.347 57.508 1.00253.15 ATOM 206 CG LEU G 42 -16.796 -53.045 57.963 1.00253.15 ATOM 207 CD1 LEU G 42 -15.934 -53.273 59.203 1.00253.15 ATOM 208 CD2 LEU G 42 -15.972 -52.439 56.836 1.00253.15 ATOM 209 N ILE G 43 -19.703 -56.327 55.858 1.00221.12 ATOM 210 CA ILE G 43 -19.904 -57.579 55.127 1.00221.12 ATOM 211 C ILE G 43 -20.612 -57.311 53.824 1.00221.12 ATOM 212 O ILE G 43 -20.485 -58.070 52.874 1.00221.12 ATOM 213 CB ILE G 43 -20.777 -58.572 55.904 1.00278.69 ATOM 214 CG1 ILE G 43 -20.136 -58.900 57.245 1.00278.69 ATOM 215 CG2 ILE G 43 -20.998 -59.846 55.105 1.00278.69 ATOM 216 CD1 ILE G 43 -18.649 -59.168 57.158 1.00278.69 ATOM 217 N ILE G 44 -21.367 -56.225 53.787 1.00182.24 ATOM 218 CA ILE G 44 -22.179 -55.905 52.625 1.00182.24 ATOM 219 C ILE G 44 -21.481 -54.903 51.699 1.00182.24 ATOM 220 O ILE G 44 -21.716 -54.895 50.491 1.00182.24 ATOM 221 CB ILE G 44 -23.539 -55.379 53.081 1.00236.03 ATOM 222 CG1 ILE G 44 -24.094 -56.292 54.175 1.00236.03 ATOM 223 CG2 ILE G 44 -24.507 -55.291 51.920 1.00236.03 ATOM 224 CD1 ILE G 44 -24.931 -55.568 55.193 1.00236.03 ATOM 225 N ILE G 45 -20.626 -54.054 52.264 1.00248.52 ATOM 226 CA ILE G 45 -19.798 -53.183 51.436 1.00248.52 ATOM 227 C ILE G 45 -18.677 -53.979 50.778 1.00248.52 ATOM 228 O ILE G 45 -18.459 -53.861 49.577 1.00248.52 ATOM 229 CB ILE G 45 -19.193 -51.982 52.212 1.00409.11 ATOM 230 CG1 ILE G 45 -18.613 -52.424 53.560 1.00409.11 ATOM 231 CG2 ILE G 45 -20.221 -50.880 52.378 1.00409.11 ATOM 232 CD1 ILE G 45 -17.966 -51.301 54.345 1.00409.11 ATOM 233 N LEU G 46 -17.969 -54.790 51.561 1.00239.83 ATOM 234 CA LEU G 46 -16.842 -55.558 51.028 1.00239.83 ATOM 235 C LEU G 46 -17.280 -56.896 50.408 1.00239.83 ATOM 236 O LEU G 46 -16.597 -57.909 50.545 1.00239.83 ATOM 237 CB LEU G 46 -15.744 -55.764 52.093 1.00277.74 ATOM 238 CG LEU G 46 -14.788 -54.607 52.451 1.00277.74 ATOM 239 CD1 LEU G 46 -13.925 -54.949 53.665 1.00277.74 ATOM 240 CD2 LEU G 46 -13.899 -54.199 51.274 1.00277.74 ATOM 241 N SER G 47 -18.418 -56.891 49.719 1.00370.47 ATOM 242 CA SER G 47 -18.877 -58.072 48.990 1.00370.47 ATOM 243 C SER G 47 -18.687 -57.911 47.488 1.00370.47 ATOM 244 O SER G 47 -19.629 -58.082 46.716 1.00370.47 ATOM 245 CB SER G 47 -20.346 -58.365 49.297 1.00159.01 ATOM 246 OG SER G 47 -21.092 -57.165 49.408 1.00159.01 TER