HEADER MEMBRANE PROTEIN 31-DEC-69 7WYS TITLE Crystal structures of Na+,K+-ATPase in complex with istaroxime COMPND MOL_ID: 3; COMPND 2 MOLECULE: FXYD domain-containing ion transport regulator; COMPND 3 CHAIN: G, E; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 3.71 ANGSTORMS DBREF 7WYS G 1 65 UNP Q58K79 Q58K79_PIG 1 65 SEQRES 1 G 32 ASP PRO PHE TYR TYR ASP TYR GLU THR VAL ARG ASN GLY SEQRES 2 G 32 GLY LEU ILE PHE ALA ALA LEU ALA PHE ILE VAL GLY LEU SEQRES 3 G 32 ILE ILE ILE LEU SER LYS ATOM 1 N ASP G 17 22.226 0.340 26.991 1.00143.51 ATOM 2 CA ASP G 17 20.783 0.137 26.905 1.00144.83 ATOM 3 C ASP G 17 20.108 0.285 28.269 1.00163.51 ATOM 4 O ASP G 17 20.688 -0.089 29.293 1.00178.77 ATOM 5 CB ASP G 17 20.471 -1.245 26.310 1.00129.70 ATOM 6 CG ASP G 17 21.027 -2.392 27.143 1.00114.88 ATOM 7 OD1 ASP G 17 22.266 -2.533 27.221 1.00108.17 ATOM 8 OD2 ASP G 17 20.222 -3.159 27.716 1.00109.13 ATOM 9 N PRO G 18 18.882 0.827 28.295 1.00169.23 ATOM 10 CA PRO G 18 18.165 0.974 29.566 1.00171.82 ATOM 11 C PRO G 18 17.604 -0.335 30.105 1.00173.31 ATOM 12 O PRO G 18 16.878 -0.326 31.103 1.00182.97 ATOM 13 CB PRO G 18 17.037 1.964 29.212 1.00170.32 ATOM 14 CG PRO G 18 16.799 1.755 27.759 1.00169.38 ATOM 15 CD PRO G 18 18.147 1.428 27.165 1.00169.35 ATOM 16 N PHE G 19 17.934 -1.451 29.458 1.00161.27 ATOM 17 CA PHE G 19 17.485 -2.773 29.865 1.00151.13 ATOM 18 C PHE G 19 18.568 -3.545 30.612 1.00149.68 ATOM 19 O PHE G 19 18.479 -4.772 30.732 1.00148.24 ATOM 20 CB PHE G 19 16.989 -3.561 28.654 1.00139.43 ATOM 21 CG PHE G 19 16.230 -2.722 27.674 1.00132.27 ATOM 22 CD1 PHE G 19 14.973 -2.236 27.989 1.00128.01 ATOM 23 CD2 PHE G 19 16.744 -2.473 26.412 1.00133.35 ATOM 24 CE1 PHE G 19 14.269 -1.462 27.088 1.00129.99 ATOM 25 CE2 PHE G 19 16.038 -1.713 25.498 1.00134.57 ATOM 26 CZ PHE G 19 14.797 -1.207 25.838 1.00134.43 ATOM 27 N TYR G 20 19.601 -2.854 31.087 1.00148.67 ATOM 28 CA TYR G 20 20.697 -3.462 31.827 1.00149.31 ATOM 29 C TYR G 20 20.834 -2.771 33.175 1.00146.67 ATOM 30 O TYR G 20 20.987 -1.547 33.237 1.00150.04 ATOM 31 CB TYR G 20 22.000 -3.365 31.028 1.00153.87 ATOM 32 CG TYR G 20 23.262 -3.421 31.857 1.00159.13 ATOM 33 CD1 TYR G 20 23.597 -4.560 32.578 1.00162.24 ATOM 34 CD2 TYR G 20 24.129 -2.337 31.901 1.00161.15 ATOM 35 CE1 TYR G 20 24.755 -4.610 33.332 1.00164.13 ATOM 36 CE2 TYR G 20 25.288 -2.379 32.650 1.00163.97 ATOM 37 CZ TYR G 20 25.596 -3.518 33.363 1.00165.50 ATOM 38 OH TYR G 20 26.750 -3.568 34.111 1.00167.59 ATOM 39 N TYR G 21 20.792 -3.554 34.248 1.00137.42 ATOM 40 CA TYR G 21 20.914 -3.041 35.604 1.00129.64 ATOM 41 C TYR G 21 22.230 -3.522 36.195 1.00125.62 ATOM 42 O TYR G 21 22.606 -4.687 36.029 1.00123.96 ATOM 43 CB TYR G 21 19.735 -3.495 36.475 1.00126.98 ATOM 44 CG TYR G 21 19.523 -2.704 37.756 1.00121.60 ATOM 45 CD1 TYR G 21 20.474 -2.703 38.771 1.00118.62 ATOM 46 CD2 TYR G 21 18.365 -1.964 37.951 1.00116.40 ATOM 47 CE1 TYR G 21 20.283 -1.993 39.930 1.00114.75 ATOM 48 CE2 TYR G 21 18.164 -1.249 39.111 1.00112.16 ATOM 49 CZ TYR G 21 19.128 -1.270 40.094 1.00114.07 ATOM 50 OH TYR G 21 18.939 -0.567 41.254 1.00119.06 ATOM 51 N ASP G 22 22.925 -2.620 36.889 1.00123.45 ATOM 52 CA ASP G 22 24.199 -2.946 37.526 1.00120.27 ATOM 53 C ASP G 22 23.924 -3.646 38.859 1.00108.89 ATOM 54 O ASP G 22 24.127 -3.103 39.949 1.00 98.57 ATOM 55 CB ASP G 22 25.044 -1.692 37.698 1.00125.91 ATOM 56 CG ASP G 22 26.501 -2.005 37.954 1.00134.33 ATOM 57 OD1 ASP G 22 26.821 -3.179 38.233 1.00138.91 ATOM 58 OD2 ASP G 22 27.333 -1.082 37.848 1.00138.42 ATOM 59 N TYR G 23 23.444 -4.892 38.745 1.00107.12 ATOM 60 CA TYR G 23 23.138 -5.696 39.925 1.00100.86 ATOM 61 C TYR G 23 24.394 -6.084 40.679 1.00116.16 ATOM 62 O TYR G 23 24.357 -6.219 41.903 1.00125.58 ATOM 63 CB TYR G 23 22.397 -6.982 39.541 1.00 92.93 ATOM 64 CG TYR G 23 20.913 -6.814 39.348 1.00100.99 ATOM 65 CD1 TYR G 23 20.216 -5.828 40.028 1.00 98.04 ATOM 66 CD2 TYR G 23 20.211 -7.632 38.469 1.00114.63 ATOM 67 CE1 TYR G 23 18.860 -5.656 39.842 1.00104.63 ATOM 68 CE2 TYR G 23 18.849 -7.468 38.276 1.00120.18 ATOM 69 CZ TYR G 23 18.180 -6.476 38.968 1.00114.80 ATOM 70 OH TYR G 23 16.829 -6.285 38.794 1.00115.11 ATOM 71 N GLU G 24 25.508 -6.276 39.977 1.00129.85 ATOM 72 CA GLU G 24 26.725 -6.677 40.669 1.00147.60 ATOM 73 C GLU G 24 27.236 -5.571 41.592 1.00153.73 ATOM 74 O GLU G 24 27.729 -5.862 42.687 1.00158.48 ATOM 75 CB GLU G 24 27.769 -7.144 39.658 1.00162.75 ATOM 76 CG GLU G 24 27.323 -8.419 38.924 1.00176.09 ATOM 77 CD GLU G 24 27.057 -9.586 39.874 1.00186.31 ATOM 78 OE1 GLU G 24 27.860 -9.788 40.809 1.00191.43 ATOM 79 OE2 GLU G 24 26.052 -10.307 39.681 1.00188.95 ATOM 80 N THR G 25 27.108 -4.298 41.193 1.00155.12 ATOM 81 CA THR G 25 27.552 -3.202 42.060 1.00158.08 ATOM 82 C THR G 25 26.642 -3.046 43.280 1.00152.53 ATOM 83 O THR G 25 27.122 -2.869 44.411 1.00152.22 ATOM 84 CB THR G 25 27.616 -1.900 41.259 1.00166.12 ATOM 85 OG1 THR G 25 28.598 -2.029 40.223 1.00173.60 ATOM 86 CG2 THR G 25 27.990 -0.725 42.155 1.00166.50 ATOM 87 N VAL G 26 25.324 -3.127 43.071 1.00142.23 ATOM 88 CA VAL G 26 24.370 -3.012 44.173 1.00130.73 ATOM 89 C VAL G 26 24.539 -4.183 45.135 1.00122.08 ATOM 90 O VAL G 26 24.528 -4.013 46.361 1.00117.77 ATOM 91 CB VAL G 26 22.936 -2.917 43.618 1.00134.15 ATOM 92 CG1 VAL G 26 21.913 -3.085 44.728 1.00131.30 ATOM 93 CG2 VAL G 26 22.742 -1.588 42.885 1.00141.40 ATOM 94 N ARG G 27 24.705 -5.388 44.586 1.00127.59 ATOM 95 CA ARG G 27 24.918 -6.582 45.395 1.00135.08 ATOM 96 C ARG G 27 26.205 -6.468 46.198 1.00136.69 ATOM 97 O ARG G 27 26.258 -6.849 47.383 1.00138.65 ATOM 98 CB ARG G 27 24.963 -7.808 44.483 1.00143.57 ATOM 99 CG ARG G 27 25.148 -9.107 45.215 1.00152.16 ATOM 100 CD ARG G 27 25.433 -10.264 44.282 1.00159.44 ATOM 101 NE ARG G 27 24.226 -10.579 43.534 1.00167.86 ATOM 102 CZ ARG G 27 23.263 -11.367 43.989 1.00174.43 ATOM 103 NH1 ARG G 27 23.322 -11.900 45.199 1.00176.10 ATOM 104 NH2 ARG G 27 22.202 -11.604 43.225 1.00177.96 ATOM 105 N ASN G 28 27.252 -5.924 45.571 1.00139.33 ATOM 106 CA ASN G 28 28.516 -5.747 46.267 1.00143.69 ATOM 107 C ASN G 28 28.342 -4.801 47.448 1.00139.70 ATOM 108 O ASN G 28 28.816 -5.082 48.562 1.00145.61 ATOM 109 CB ASN G 28 29.565 -5.258 45.262 1.00153.08 ATOM 110 CG ASN G 28 30.940 -5.119 45.864 1.00158.63 ATOM 111 OD1 ASN G 28 31.452 -6.053 46.478 1.00160.26 ATOM 112 ND2 ASN G 28 31.599 -3.998 45.586 1.00160.21 ATOM 113 N GLY G 29 27.623 -3.696 47.234 1.00126.02 ATOM 114 CA GLY G 29 27.382 -2.763 48.324 1.00118.83 ATOM 115 C GLY G 29 26.543 -3.366 49.437 1.00108.05 ATOM 116 O GLY G 29 26.763 -3.079 50.619 1.00107.43 ATOM 117 N GLY G 30 25.579 -4.219 49.079 1.00 96.09 ATOM 118 CA GLY G 30 24.748 -4.841 50.099 1.00 88.64 ATOM 119 C GLY G 30 25.549 -5.750 51.010 1.00 98.16 ATOM 120 O GLY G 30 25.345 -5.765 52.230 1.00101.65 ATOM 121 N LEU G 31 26.488 -6.512 50.434 1.00111.16 ATOM 122 CA LEU G 31 27.310 -7.381 51.279 1.00124.84 ATOM 123 C LEU G 31 28.290 -6.576 52.129 1.00132.21 ATOM 124 O LEU G 31 28.553 -6.936 53.286 1.00155.43 ATOM 125 CB LEU G 31 28.063 -8.412 50.445 1.00128.94 ATOM 126 CG LEU G 31 27.260 -9.612 49.946 1.00131.87 ATOM 127 CD1 LEU G 31 28.185 -10.593 49.239 1.00132.77 ATOM 128 CD2 LEU G 31 26.475 -10.289 51.069 1.00134.20 ATOM 129 N ILE G 32 28.843 -5.484 51.584 1.00111.96 ATOM 130 CA ILE G 32 29.765 -4.680 52.388 1.00 91.11 ATOM 131 C ILE G 32 29.015 -4.061 53.560 1.00 81.35 ATOM 132 O ILE G 32 29.551 -3.940 54.672 1.00 74.39 ATOM 133 CB ILE G 32 30.479 -3.626 51.528 1.00 82.50 ATOM 134 CG1 ILE G 32 31.327 -4.318 50.460 1.00 83.20 ATOM 135 CG2 ILE G 32 31.369 -2.744 52.399 1.00 76.52 ATOM 136 CD1 ILE G 32 32.337 -5.307 51.018 1.00 83.20 ATOM 137 N PHE G 33 27.761 -3.658 53.327 1.00 84.23 ATOM 138 CA PHE G 33 26.947 -3.128 54.410 1.00 88.23 ATOM 139 C PHE G 33 26.680 -4.214 55.444 1.00 90.91 ATOM 140 O PHE G 33 26.749 -3.963 56.654 1.00 96.45 ATOM 141 CB PHE G 33 25.626 -2.585 53.865 1.00 93.01 ATOM 142 CG PHE G 33 24.566 -2.428 54.915 1.00 95.57 ATOM 143 CD1 PHE G 33 24.581 -1.336 55.764 1.00100.40 ATOM 144 CD2 PHE G 33 23.568 -3.381 55.068 1.00 97.22 ATOM 145 CE1 PHE G 33 23.622 -1.189 56.738 1.00106.92 ATOM 146 CE2 PHE G 33 22.606 -3.238 56.043 1.00102.81 ATOM 147 CZ PHE G 33 22.640 -2.144 56.882 1.00107.97 ATOM 148 N ALA G 34 26.376 -5.433 54.978 1.00 84.19 ATOM 149 CA ALA G 34 26.134 -6.548 55.887 1.00 79.13 ATOM 150 C ALA G 34 27.378 -6.876 56.695 1.00 83.82 ATOM 151 O ALA G 34 27.272 -7.452 57.782 1.00 91.77 ATOM 152 CB ALA G 34 25.667 -7.782 55.112 1.00 72.48 ATOM 153 N ALA G 35 28.554 -6.529 56.175 1.00 87.02 ATOM 154 CA ALA G 35 29.794 -6.775 56.898 1.00 91.71 ATOM 155 C ALA G 35 30.045 -5.687 57.938 1.00 84.96 ATOM 156 O ALA G 35 30.348 -5.982 59.103 1.00 90.10 ATOM 157 CB ALA G 35 30.961 -6.849 55.911 1.00102.56 ATOM 158 N LEU G 36 29.894 -4.423 57.532 1.00 73.58 ATOM 159 CA LEU G 36 30.133 -3.304 58.440 1.00 70.35 ATOM 160 C LEU G 36 29.126 -3.275 59.584 1.00 76.93 ATOM 161 O LEU G 36 29.514 -3.199 60.755 1.00 85.45 ATOM 162 CB LEU G 36 30.099 -1.982 57.669 1.00 72.40 ATOM 163 CG LEU G 36 31.166 -1.778 56.591 1.00 81.06 ATOM 164 CD1 LEU G 36 31.041 -0.398 55.953 1.00 82.53 ATOM 165 CD2 LEU G 36 32.563 -1.998 57.158 1.00 87.75 ATOM 166 N ALA G 37 27.829 -3.329 59.265 1.00 76.07 ATOM 167 CA ALA G 37 26.798 -3.273 60.300 1.00 82.43 ATOM 168 C ALA G 37 26.912 -4.433 61.287 1.00 87.56 ATOM 169 O ALA G 37 26.679 -4.263 62.492 1.00 89.34 ATOM 170 CB ALA G 37 25.416 -3.247 59.645 1.00 79.84 ATOM 171 N PHE G 38 27.303 -5.614 60.807 1.00 87.16 ATOM 172 CA PHE G 38 27.421 -6.759 61.703 1.00 85.85 ATOM 173 C PHE G 38 28.647 -6.654 62.608 1.00 81.29 ATOM 174 O PHE G 38 28.542 -6.854 63.828 1.00 83.63 ATOM 175 CB PHE G 38 27.452 -8.054 60.901 1.00 95.88 ATOM 176 CG PHE G 38 27.581 -9.277 61.750 1.00108.01 ATOM 177 CD1 PHE G 38 26.489 -9.754 62.455 1.00114.17 ATOM 178 CD2 PHE G 38 28.786 -9.955 61.843 1.00113.24 ATOM 179 CE1 PHE G 38 26.593 -10.882 63.242 1.00118.05 ATOM 180 CE2 PHE G 38 28.898 -11.088 62.628 1.00117.83 ATOM 181 CZ PHE G 38 27.799 -11.551 63.330 1.00118.02 ATOM 182 N ILE G 39 29.824 -6.354 62.036 1.00 78.69 ATOM 183 CA ILE G 39 31.013 -6.259 62.884 1.00 76.94 ATOM 184 C ILE G 39 30.864 -5.109 63.871 1.00 83.24 ATOM 185 O ILE G 39 31.325 -5.199 65.018 1.00 98.29 ATOM 186 CB ILE G 39 32.302 -6.141 62.039 1.00 66.73 ATOM 187 CG1 ILE G 39 32.337 -4.831 61.247 1.00 63.11 ATOM 188 CG2 ILE G 39 32.455 -7.367 61.126 1.00 60.99 ATOM 189 CD1 ILE G 39 33.621 -4.606 60.487 1.00 64.98 ATOM 190 N VAL G 40 30.195 -4.024 63.464 1.00 70.60 ATOM 191 CA VAL G 40 29.978 -2.922 64.390 1.00 60.46 ATOM 192 C VAL G 40 29.034 -3.368 65.499 1.00 59.52 ATOM 193 O VAL G 40 29.214 -2.990 66.658 1.00 61.53 ATOM 194 CB VAL G 40 29.491 -1.665 63.649 1.00 57.94 ATOM 195 CG1 VAL G 40 29.034 -0.609 64.636 1.00 57.38 ATOM 196 CG2 VAL G 40 30.629 -1.103 62.807 1.00 63.32 ATOM 197 N GLY G 41 28.026 -4.193 65.175 1.00 62.23 ATOM 198 CA GLY G 41 27.160 -4.705 66.230 1.00 66.70 ATOM 199 C GLY G 41 27.954 -5.535 67.225 1.00 74.59 ATOM 200 O GLY G 41 27.702 -5.502 68.440 1.00 82.61 ATOM 201 N LEU G 42 28.936 -6.287 66.716 1.00 74.99 ATOM 202 CA LEU G 42 29.802 -7.070 67.594 1.00 82.67 ATOM 203 C LEU G 42 30.590 -6.139 68.504 1.00 87.90 ATOM 204 O LEU G 42 30.748 -6.406 69.700 1.00 91.89 ATOM 205 CB LEU G 42 30.744 -7.948 66.775 1.00 92.19 ATOM 206 CG LEU G 42 30.074 -8.924 65.810 1.00106.83 ATOM 207 CD1 LEU G 42 31.126 -9.713 65.049 1.00126.08 ATOM 208 CD2 LEU G 42 29.122 -9.852 66.552 1.00101.95 ATOM 209 N ILE G 43 31.081 -5.028 67.947 1.00 92.41 ATOM 210 CA ILE G 43 31.805 -4.047 68.750 1.00 98.35 ATOM 211 C ILE G 43 30.858 -3.441 69.780 1.00120.50 ATOM 212 O ILE G 43 31.278 -3.051 70.877 1.00131.12 ATOM 213 CB ILE G 43 32.429 -2.958 67.846 1.00 83.95 ATOM 214 CG1 ILE G 43 33.327 -3.578 66.773 1.00 72.86 ATOM 215 CG2 ILE G 43 33.216 -1.939 68.666 1.00 83.24 ATOM 216 CD1 ILE G 43 34.479 -4.380 67.322 1.00 69.32 ATOM 217 N ILE G 44 29.567 -3.361 69.441 1.00124.36 ATOM 218 CA ILE G 44 28.563 -2.801 70.345 1.00128.01 ATOM 219 C ILE G 44 28.425 -3.661 71.592 1.00139.58 ATOM 220 O ILE G 44 28.506 -3.166 72.722 1.00163.32 ATOM 221 CB ILE G 44 27.207 -2.659 69.625 1.00113.06 ATOM 222 CG1 ILE G 44 27.217 -1.517 68.602 1.00103.85 ATOM 223 CG2 ILE G 44 26.077 -2.514 70.631 1.00113.37 ATOM 224 CD1 ILE G 44 27.579 -0.162 69.173 1.00 94.40 ATOM 225 N ILE G 45 28.220 -4.970 71.411 1.00120.75 ATOM 226 CA ILE G 45 28.071 -5.832 72.586 1.00102.33 ATOM 227 C ILE G 45 29.387 -6.122 73.292 1.00112.42 ATOM 228 O ILE G 45 29.391 -6.852 74.293 1.00118.18 ATOM 229 CB ILE G 45 27.281 -7.093 72.194 1.00 75.77 ATOM 230 CG1 ILE G 45 27.757 -7.613 70.842 1.00 65.25 ATOM 231 CG2 ILE G 45 25.792 -6.791 72.231 1.00 67.28 ATOM 232 CD1 ILE G 45 28.822 -8.657 70.944 1.00 65.25 ATOM 233 N LEU G 46 30.504 -5.597 72.795 1.00117.33 ATOM 234 CA LEU G 46 31.810 -5.761 73.425 1.00123.49 ATOM 235 C LEU G 46 32.257 -4.405 73.967 1.00143.44 ATOM 236 O LEU G 46 33.153 -3.761 73.416 1.00152.83 ATOM 237 CB LEU G 46 32.808 -6.308 72.412 1.00108.58 ATOM 238 CG LEU G 46 32.529 -7.725 71.926 1.00 98.98 ATOM 239 CD1 LEU G 46 33.547 -8.125 70.878 1.00 95.52 ATOM 240 CD2 LEU G 46 32.527 -8.692 73.091 1.00102.25 ATOM 241 N SER G 47 31.642 -3.977 75.078 1.00157.47 ATOM 242 CA SER G 47 31.971 -2.677 75.661 1.00167.65 ATOM 243 C SER G 47 33.327 -2.646 76.354 1.00173.15 ATOM 244 O SER G 47 33.776 -1.557 76.734 1.00174.19 ATOM 245 CB SER G 47 30.881 -2.252 76.653 1.00168.84 ATOM 246 OG SER G 47 29.641 -2.026 76.000 1.00167.16 ATOM 247 N LYS G 48 33.986 -3.794 76.505 1.00172.80 ATOM 248 CA LYS G 48 35.308 -3.890 77.124 1.00166.99 ATOM 249 C LYS G 48 35.386 -3.231 78.502 1.00166.58 ATOM 250 O LYS G 48 34.726 -3.662 79.448 1.00166.65 ATOM 251 CB LYS G 48 36.345 -3.284 76.178 1.00159.64 ATOM 252 CG LYS G 48 36.281 -3.902 74.791 1.00153.28 ATOM 253 CD LYS G 48 37.046 -3.089 73.766 1.00147.33 ATOM 254 CE LYS G 48 36.842 -3.652 72.361 1.00141.82 ATOM 255 NZ LYS G 48 37.480 -2.813 71.303 1.00137.95 TER