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 E 1 65 UNP Q58K79 Q58K79_PIG 1 65 SEQRES 1 E 32 ASP PRO PHE TYR TYR ASP TYR GLU THR VAL ARG ASN GLY SEQRES 2 E 32 GLY LEU ILE PHE ALA ALA LEU ALA PHE ILE VAL GLY LEU SEQRES 3 E 32 ILE ILE ILE LEU SER LYS ATOM 1 N ASP E 17 23.355 9.554 95.237 1.00134.07 ATOM 2 CA ASP E 17 22.743 10.874 95.131 1.00133.98 ATOM 3 C ASP E 17 22.395 11.233 93.689 1.00141.15 ATOM 4 O ASP E 17 23.130 10.877 92.769 1.00144.48 ATOM 5 CB ASP E 17 23.682 11.948 95.697 1.00128.43 ATOM 6 CG ASP E 17 25.008 12.022 94.947 1.00123.12 ATOM 7 OD1 ASP E 17 25.797 11.059 95.040 1.00120.83 ATOM 8 OD2 ASP E 17 25.251 13.032 94.248 1.00121.20 ATOM 9 N PRO E 18 21.282 11.940 93.483 1.00148.36 ATOM 10 CA PRO E 18 20.906 12.365 92.129 1.00154.25 ATOM 11 C PRO E 18 21.705 13.554 91.616 1.00156.09 ATOM 12 O PRO E 18 21.407 14.053 90.527 1.00153.64 ATOM 13 CB PRO E 18 19.421 12.730 92.284 1.00154.40 ATOM 14 CG PRO E 18 19.285 13.138 93.703 1.00152.28 ATOM 15 CD PRO E 18 20.240 12.267 94.475 1.00149.77 ATOM 16 N PHE E 19 22.708 13.996 92.379 1.00155.76 ATOM 17 CA PHE E 19 23.576 15.121 92.053 1.00150.12 ATOM 18 C PHE E 19 24.894 14.681 91.432 1.00156.05 ATOM 19 O PHE E 19 25.804 15.502 91.280 1.00155.09 ATOM 20 CB PHE E 19 23.868 15.935 93.320 1.00132.07 ATOM 21 CG PHE E 19 22.664 16.177 94.192 1.00117.19 ATOM 22 CD1 PHE E 19 21.777 17.203 93.906 1.00106.60 ATOM 23 CD2 PHE E 19 22.388 15.339 95.262 1.00115.23 ATOM 24 CE1 PHE E 19 20.667 17.424 94.705 1.00100.83 ATOM 25 CE2 PHE E 19 21.272 15.545 96.055 1.00114.00 ATOM 26 CZ PHE E 19 20.411 16.590 95.776 1.00106.64 ATOM 27 N TYR E 20 25.012 13.411 91.059 1.00159.87 ATOM 28 CA TYR E 20 26.213 12.869 90.442 1.00161.29 ATOM 29 C TYR E 20 25.814 12.290 89.096 1.00159.92 ATOM 30 O TYR E 20 24.864 11.506 89.011 1.00162.79 ATOM 31 CB TYR E 20 26.880 11.796 91.313 1.00164.73 ATOM 32 CG TYR E 20 27.772 10.843 90.535 1.00167.64 ATOM 33 CD1 TYR E 20 28.922 11.300 89.896 1.00168.38 ATOM 34 CD2 TYR E 20 27.468 9.488 90.443 1.00168.89 ATOM 35 CE1 TYR E 20 29.738 10.436 89.183 1.00168.89 ATOM 36 CE2 TYR E 20 28.281 8.616 89.733 1.00169.46 ATOM 37 CZ TYR E 20 29.413 9.097 89.106 1.00170.25 ATOM 38 OH TYR E 20 30.223 8.236 88.400 1.00172.01 ATOM 39 N TYR E 21 26.526 12.691 88.051 1.00154.42 ATOM 40 CA TYR E 21 26.262 12.234 86.697 1.00153.90 ATOM 41 C TYR E 21 27.412 11.362 86.214 1.00151.57 ATOM 42 O TYR E 21 28.584 11.684 86.437 1.00152.11 ATOM 43 CB TYR E 21 26.090 13.425 85.743 1.00156.38 ATOM 44 CG TYR E 21 25.394 13.123 84.422 1.00157.26 ATOM 45 CD1 TYR E 21 25.929 12.217 83.511 1.00152.92 ATOM 46 CD2 TYR E 21 24.236 13.793 84.060 1.00157.14 ATOM 47 CE1 TYR E 21 25.311 11.950 82.310 1.00148.79 ATOM 48 CE2 TYR E 21 23.612 13.537 82.852 1.00151.80 ATOM 49 CZ TYR E 21 24.156 12.615 81.981 1.00147.46 ATOM 50 OH TYR E 21 23.546 12.350 80.778 1.00144.06 ATOM 51 N ASP E 22 27.073 10.260 85.544 1.00148.67 ATOM 52 CA ASP E 22 28.074 9.359 84.977 1.00146.66 ATOM 53 C ASP E 22 28.520 9.931 83.628 1.00136.00 ATOM 54 O ASP E 22 28.209 9.415 82.551 1.00124.96 ATOM 55 CB ASP E 22 27.524 7.946 84.841 1.00154.49 ATOM 56 CG ASP E 22 28.607 6.907 84.617 1.00164.92 ATOM 57 OD1 ASP E 22 29.766 7.286 84.350 1.00170.35 ATOM 58 OD2 ASP E 22 28.291 5.702 84.695 1.00168.90 ATOM 59 N TYR E 23 29.263 11.042 83.711 1.00139.45 ATOM 60 CA TYR E 23 29.785 11.693 82.513 1.00137.97 ATOM 61 C TYR E 23 30.858 10.859 81.843 1.00146.50 ATOM 62 O TYR E 23 31.048 10.970 80.632 1.00148.91 ATOM 63 CB TYR E 23 30.368 13.071 82.831 1.00131.51 ATOM 64 CG TYR E 23 29.358 14.181 82.816 1.00125.58 ATOM 65 CD1 TYR E 23 28.232 14.100 82.011 1.00117.77 ATOM 66 CD2 TYR E 23 29.529 15.309 83.597 1.00126.41 ATOM 67 CE1 TYR E 23 27.299 15.101 81.992 1.00112.15 ATOM 68 CE2 TYR E 23 28.600 16.308 83.589 1.00120.07 ATOM 69 CZ TYR E 23 27.486 16.204 82.778 1.00110.39 ATOM 70 OH TYR E 23 26.536 17.193 82.740 1.00102.00 ATOM 71 N GLU E 24 31.593 10.055 82.611 1.00158.47 ATOM 72 CA GLU E 24 32.660 9.250 82.029 1.00171.67 ATOM 73 C GLU E 24 32.118 8.167 81.100 1.00171.08 ATOM 74 O GLU E 24 32.683 7.934 80.028 1.00171.32 ATOM 75 CB GLU E 24 33.510 8.651 83.147 1.00187.49 ATOM 76 CG GLU E 24 34.247 9.708 83.965 1.00201.24 ATOM 77 CD GLU E 24 35.230 10.517 83.135 1.00217.74 ATOM 78 OE1 GLU E 24 35.975 9.908 82.339 1.00222.24 ATOM 79 OE2 GLU E 24 35.246 11.761 83.263 1.00221.95 ATOM 80 N THR E 25 31.012 7.514 81.472 1.00170.52 ATOM 81 CA THR E 25 30.447 6.485 80.600 1.00170.64 ATOM 82 C THR E 25 29.903 7.111 79.323 1.00157.16 ATOM 83 O THR E 25 30.094 6.578 78.220 1.00156.56 ATOM 84 CB THR E 25 29.359 5.703 81.343 1.00180.65 ATOM 85 OG1 THR E 25 29.944 5.001 82.448 1.00182.72 ATOM 86 CG2 THR E 25 28.663 4.703 80.421 1.00185.41 ATOM 87 N VAL E 26 29.244 8.260 79.458 1.00140.50 ATOM 88 CA VAL E 26 28.701 8.961 78.301 1.00123.42 ATOM 89 C VAL E 26 29.823 9.473 77.399 1.00113.74 ATOM 90 O VAL E 26 29.773 9.320 76.173 1.00101.78 ATOM 91 CB VAL E 26 27.789 10.107 78.773 1.00119.76 ATOM 92 CG1 VAL E 26 27.447 11.019 77.613 1.00117.42 ATOM 93 CG2 VAL E 26 26.531 9.554 79.459 1.00116.03 ATOM 94 N ARG E 27 30.855 10.085 77.995 1.00125.30 ATOM 95 CA ARG E 27 31.978 10.619 77.226 1.00136.62 ATOM 96 C ARG E 27 32.731 9.489 76.525 1.00141.25 ATOM 97 O ARG E 27 33.166 9.636 75.372 1.00152.26 ATOM 98 CB ARG E 27 32.898 11.443 78.142 1.00139.41 ATOM 99 CG ARG E 27 33.969 12.264 77.410 1.00142.57 ATOM 100 CD ARG E 27 35.086 12.812 78.324 1.00148.03 ATOM 101 NE ARG E 27 34.733 13.900 79.235 1.00156.03 ATOM 102 CZ ARG E 27 34.835 15.197 78.968 1.00158.72 ATOM 103 NH1 ARG E 27 35.251 15.635 77.790 1.00155.40 ATOM 104 NH2 ARG E 27 34.548 16.079 79.923 1.00161.63 ATOM 105 N ASN E 28 32.885 8.344 77.204 1.00131.86 ATOM 106 CA ASN E 28 33.543 7.193 76.598 1.00126.53 ATOM 107 C ASN E 28 32.734 6.681 75.410 1.00126.99 ATOM 108 O ASN E 28 33.297 6.372 74.349 1.00130.75 ATOM 109 CB ASN E 28 33.715 6.080 77.632 1.00123.30 ATOM 110 CG ASN E 28 34.495 4.896 77.091 1.00122.30 ATOM 111 OD1 ASN E 28 35.681 5.003 76.774 1.00122.36 ATOM 112 ND2 ASN E 28 33.798 3.786 76.887 1.00122.01 ATOM 113 N GLY E 29 31.404 6.590 75.570 1.00119.07 ATOM 114 CA GLY E 29 30.567 6.143 74.468 1.00114.43 ATOM 115 C GLY E 29 30.630 7.101 73.297 1.00107.16 ATOM 116 O GLY E 29 30.581 6.683 72.131 1.00 98.79 ATOM 117 N GLY E 30 30.749 8.397 73.592 1.00107.90 ATOM 118 CA GLY E 30 30.860 9.383 72.534 1.00104.91 ATOM 119 C GLY E 30 32.154 9.229 71.761 1.00107.72 ATOM 120 O GLY E 30 32.171 9.348 70.533 1.00116.35 ATOM 121 N LEU E 31 33.256 8.942 72.467 1.00107.79 ATOM 122 CA LEU E 31 34.538 8.756 71.785 1.00115.33 ATOM 123 C LEU E 31 34.529 7.485 70.942 1.00111.08 ATOM 124 O LEU E 31 35.122 7.444 69.852 1.00114.28 ATOM 125 CB LEU E 31 35.680 8.735 72.800 1.00125.85 ATOM 126 CG LEU E 31 36.109 10.107 73.328 1.00138.15 ATOM 127 CD1 LEU E 31 37.282 9.963 74.275 1.00152.35 ATOM 128 CD2 LEU E 31 36.466 11.056 72.186 1.00138.63 ATOM 129 N ILE E 32 33.852 6.437 71.417 1.00 98.05 ATOM 130 CA ILE E 32 33.793 5.216 70.622 1.00 88.27 ATOM 131 C ILE E 32 32.982 5.446 69.354 1.00 79.28 ATOM 132 O ILE E 32 33.377 5.005 68.268 1.00 72.78 ATOM 133 CB ILE E 32 33.235 4.055 71.453 1.00 92.90 ATOM 134 CG1 ILE E 32 34.188 3.782 72.615 1.00 90.79 ATOM 135 CG2 ILE E 32 33.018 2.830 70.569 1.00102.17 ATOM 136 CD1 ILE E 32 35.620 3.529 72.177 1.00 87.46 ATOM 137 N PHE E 33 31.849 6.153 69.461 1.00 83.81 ATOM 138 CA PHE E 33 31.066 6.438 68.260 1.00 88.27 ATOM 139 C PHE E 33 31.850 7.339 67.314 1.00 87.46 ATOM 140 O PHE E 33 31.795 7.168 66.090 1.00 82.23 ATOM 141 CB PHE E 33 29.722 7.076 68.610 1.00 91.77 ATOM 142 CG PHE E 33 29.076 7.782 67.447 1.00 91.80 ATOM 143 CD1 PHE E 33 28.398 7.066 66.470 1.00 96.14 ATOM 144 CD2 PHE E 33 29.175 9.159 67.313 1.00 89.11 ATOM 145 CE1 PHE E 33 27.816 7.712 65.396 1.00 99.69 ATOM 146 CE2 PHE E 33 28.594 9.810 66.248 1.00 92.64 ATOM 147 CZ PHE E 33 27.916 9.085 65.285 1.00 99.33 ATOM 148 N ALA E 34 32.575 8.320 67.867 1.00 91.06 ATOM 149 CA ALA E 34 33.375 9.212 67.035 1.00 90.35 ATOM 150 C ALA E 34 34.461 8.439 66.307 1.00 91.33 ATOM 151 O ALA E 34 34.893 8.842 65.222 1.00 95.95 ATOM 152 CB ALA E 34 33.987 10.325 67.886 1.00 87.48 ATOM 153 N ALA E 35 34.905 7.321 66.879 1.00 90.73 ATOM 154 CA ALA E 35 35.907 6.514 66.197 1.00 89.70 ATOM 155 C ALA E 35 35.259 5.617 65.142 1.00 73.02 ATOM 156 O ALA E 35 35.771 5.491 64.020 1.00 65.78 ATOM 157 CB ALA E 35 36.693 5.683 67.214 1.00101.89 ATOM 158 N LEU E 36 34.127 4.996 65.493 1.00 70.18 ATOM 159 CA LEU E 36 33.432 4.084 64.585 1.00 76.51 ATOM 160 C LEU E 36 32.880 4.791 63.348 1.00 88.34 ATOM 161 O LEU E 36 33.134 4.358 62.217 1.00100.87 ATOM 162 CB LEU E 36 32.308 3.362 65.335 1.00 72.94 ATOM 163 CG LEU E 36 32.693 2.428 66.490 1.00 72.87 ATOM 164 CD1 LEU E 36 31.461 1.758 67.091 1.00 74.72 ATOM 165 CD2 LEU E 36 33.710 1.386 66.043 1.00 70.25 ATOM 166 N ALA E 37 32.113 5.871 63.535 1.00 83.55 ATOM 167 CA ALA E 37 31.539 6.573 62.387 1.00 81.15 ATOM 168 C ALA E 37 32.624 7.108 61.455 1.00 84.12 ATOM 169 O ALA E 37 32.456 7.109 60.224 1.00 71.81 ATOM 170 CB ALA E 37 30.625 7.700 62.874 1.00 76.55 ATOM 171 N PHE E 38 33.761 7.522 62.018 1.00100.21 ATOM 172 CA PHE E 38 34.853 8.054 61.208 1.00107.50 ATOM 173 C PHE E 38 35.547 6.968 60.395 1.00 99.27 ATOM 174 O PHE E 38 35.751 7.124 59.180 1.00102.96 ATOM 175 CB PHE E 38 35.866 8.757 62.110 1.00123.27 ATOM 176 CG PHE E 38 37.066 9.284 61.378 1.00116.43 ATOM 177 CD1 PHE E 38 36.981 10.446 60.634 1.00111.86 ATOM 178 CD2 PHE E 38 38.281 8.614 61.435 1.00114.16 ATOM 179 CE1 PHE E 38 38.082 10.935 59.962 1.00110.23 ATOM 180 CE2 PHE E 38 39.387 9.096 60.763 1.00111.78 ATOM 181 CZ PHE E 38 39.287 10.259 60.025 1.00110.59 ATOM 182 N ILE E 39 35.929 5.861 61.044 1.00 87.75 ATOM 183 CA ILE E 39 36.605 4.804 60.296 1.00 80.79 ATOM 184 C ILE E 39 35.665 4.220 59.250 1.00 75.00 ATOM 185 O ILE E 39 36.103 3.819 58.157 1.00 82.51 ATOM 186 CB ILE E 39 37.187 3.739 61.246 1.00 83.94 ATOM 187 CG1 ILE E 39 36.083 3.010 62.007 1.00 94.17 ATOM 188 CG2 ILE E 39 38.198 4.383 62.201 1.00 81.47 ATOM 189 CD1 ILE E 39 36.596 1.899 62.881 1.00110.73 ATOM 190 N VAL E 40 34.358 4.193 59.539 1.00 61.71 ATOM 191 CA VAL E 40 33.429 3.696 58.536 1.00 66.98 ATOM 192 C VAL E 40 33.414 4.642 57.342 1.00 80.51 ATOM 193 O VAL E 40 33.398 4.193 56.193 1.00 85.00 ATOM 194 CB VAL E 40 32.026 3.489 59.132 1.00 59.60 ATOM 195 CG1 VAL E 40 31.019 3.216 58.026 1.00 59.60 ATOM 196 CG2 VAL E 40 32.046 2.320 60.096 1.00 59.60 ATOM 197 N GLY E 41 33.463 5.962 57.587 1.00 86.89 ATOM 198 CA GLY E 41 33.517 6.900 56.469 1.00 85.47 ATOM 199 C GLY E 41 34.763 6.700 55.622 1.00 79.96 ATOM 200 O GLY E 41 34.729 6.834 54.385 1.00 75.01 ATOM 201 N LEU E 42 35.883 6.370 56.279 1.00 82.69 ATOM 202 CA LEU E 42 37.113 6.105 55.536 1.00 85.96 ATOM 203 C LEU E 42 36.917 4.906 54.624 1.00 90.51 ATOM 204 O LEU E 42 37.322 4.924 53.456 1.00 90.75 ATOM 205 CB LEU E 42 38.280 5.842 56.486 1.00 90.54 ATOM 206 CG LEU E 42 38.649 6.905 57.513 1.00 98.80 ATOM 207 CD1 LEU E 42 39.828 6.431 58.355 1.00102.83 ATOM 208 CD2 LEU E 42 38.957 8.218 56.818 1.00 98.12 ATOM 209 N ILE E 43 36.275 3.857 55.144 1.00 91.89 ATOM 210 CA ILE E 43 36.010 2.682 54.320 1.00 91.54 ATOM 211 C ILE E 43 35.037 3.039 53.200 1.00 98.49 ATOM 212 O ILE E 43 35.076 2.446 52.114 1.00105.49 ATOM 213 CB ILE E 43 35.482 1.523 55.189 1.00 79.99 ATOM 214 CG1 ILE E 43 36.452 1.228 56.337 1.00 68.16 ATOM 215 CG2 ILE E 43 35.266 0.264 54.354 1.00 82.00 ATOM 216 CD1 ILE E 43 37.844 0.838 55.891 1.00 64.77 ATOM 217 N ILE E 44 34.159 4.016 53.444 1.00102.60 ATOM 218 CA ILE E 44 33.181 4.420 52.437 1.00108.28 ATOM 219 C ILE E 44 33.878 4.999 51.216 1.00119.78 ATOM 220 O ILE E 44 33.613 4.593 50.077 1.00132.27 ATOM 221 CB ILE E 44 32.178 5.428 53.024 1.00103.08 ATOM 222 CG1 ILE E 44 31.272 4.755 54.057 1.00 97.02 ATOM 223 CG2 ILE E 44 31.373 6.069 51.904 1.00105.00 ATOM 224 CD1 ILE E 44 30.539 3.536 53.558 1.00 92.08 ATOM 225 N ILE E 45 34.786 5.956 51.427 1.00115.37 ATOM 226 CA ILE E 45 35.452 6.523 50.257 1.00113.95 ATOM 227 C ILE E 45 36.482 5.580 49.654 1.00130.43 ATOM 228 O ILE E 45 37.021 5.867 48.577 1.00152.22 ATOM 229 CB ILE E 45 36.093 7.879 50.604 1.00 94.20 ATOM 230 CG1 ILE E 45 36.862 7.784 51.921 1.00 86.56 ATOM 231 CG2 ILE E 45 35.030 8.960 50.645 1.00 87.96 ATOM 232 CD1 ILE E 45 38.334 7.483 51.742 1.00 79.86 ATOM 233 N LEU E 46 36.751 4.451 50.305 1.00124.78 ATOM 234 CA LEU E 46 37.685 3.458 49.787 1.00122.12 ATOM 235 C LEU E 46 36.880 2.295 49.215 1.00132.42 ATOM 236 O LEU E 46 36.912 1.165 49.701 1.00126.48 ATOM 237 CB LEU E 46 38.637 2.997 50.886 1.00110.77 ATOM 238 CG LEU E 46 39.661 3.999 51.410 1.00104.00 ATOM 239 CD1 LEU E 46 40.460 3.369 52.538 1.00105.02 ATOM 240 CD2 LEU E 46 40.572 4.443 50.276 1.00103.50 ATOM 241 N SER E 47 36.164 2.605 48.132 1.00151.50 ATOM 242 CA SER E 47 35.294 1.668 47.427 1.00170.44 ATOM 243 C SER E 47 36.052 0.592 46.665 1.00185.96 ATOM 244 O SER E 47 35.406 -0.220 45.990 1.00192.25 ATOM 245 CB SER E 47 34.358 2.426 46.486 1.00171.45 ATOM 246 OG SER E 47 33.458 3.227 47.231 1.00171.14 ATOM 247 N LYS E 48 37.381 0.582 46.746 1.00196.30 ATOM 248 CA LYS E 48 38.228 -0.404 46.081 1.00189.46 ATOM 249 C LYS E 48 37.964 -0.465 44.583 1.00191.08 ATOM 250 O LYS E 48 38.446 0.382 43.834 1.00192.11 ATOM 251 CB LYS E 48 38.035 -1.793 46.711 1.00180.25 ATOM 252 CG LYS E 48 38.265 -1.837 48.217 1.00167.64 ATOM 253 CD LYS E 48 37.780 -3.144 48.823 1.00157.15 ATOM 254 CE LYS E 48 37.917 -3.122 50.336 1.00150.70 ATOM 255 NZ LYS E 48 37.357 -4.349 50.962 1.00148.94 TER