HEADER TRANSPORT PROTEIN 31-DEC-69 7D94 TITLE Crystal Structure of the Na+,K+-ATPase in the E2P state with bound TITLE 2 one Mg2+ and one Rb+ in the presence of bufalin 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. 3.50 ANGSTORMS DBREF 7D94 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 22.833 0.146 26.650 1.00123.40 ATOM 2 CA ASP G 17 21.421 -0.207 26.566 1.00107.14 ATOM 3 C ASP G 17 20.740 -0.170 27.933 1.00106.63 ATOM 4 O ASP G 17 21.358 -0.503 28.944 1.00109.01 ATOM 5 CB ASP G 17 21.267 -1.599 25.949 1.00 83.48 ATOM 6 CG ASP G 17 21.924 -2.681 26.788 1.00 80.59 ATOM 7 OD1 ASP G 17 23.154 -2.608 26.998 1.00 77.63 ATOM 8 OD2 ASP G 17 21.209 -3.593 27.252 1.00105.53 ATOM 9 N PRO G 18 19.462 0.225 27.969 1.00108.47 ATOM 10 CA PRO G 18 18.737 0.253 29.248 1.00100.69 ATOM 11 C PRO G 18 18.342 -1.128 29.737 1.00120.65 ATOM 12 O PRO G 18 17.745 -1.243 30.814 1.00127.31 ATOM 13 CB PRO G 18 17.495 1.098 28.927 1.00 80.54 ATOM 14 CG PRO G 18 17.268 0.874 27.474 1.00 92.32 ATOM 15 CD PRO G 18 18.638 0.732 26.857 1.00112.79 ATOM 16 N PHE G 19 18.666 -2.173 28.971 1.00135.28 ATOM 17 CA PHE G 19 18.343 -3.553 29.305 1.00120.32 ATOM 18 C PHE G 19 19.479 -4.247 30.041 1.00102.06 ATOM 19 O PHE G 19 19.623 -5.475 29.959 1.00 91.14 ATOM 20 CB PHE G 19 17.961 -4.320 28.038 1.00 88.79 ATOM 21 CG PHE G 19 17.069 -3.542 27.111 1.00 76.86 ATOM 22 CD1 PHE G 19 15.943 -2.899 27.600 1.00 77.59 ATOM 23 CD2 PHE G 19 17.304 -3.521 25.745 1.00 85.06 ATOM 24 CE1 PHE G 19 15.110 -2.188 26.761 1.00 82.31 ATOM 25 CE2 PHE G 19 16.461 -2.825 24.896 1.00111.38 ATOM 26 CZ PHE G 19 15.363 -2.158 25.407 1.00101.57 ATOM 27 N TYR G 20 20.289 -3.476 30.760 1.00 97.20 ATOM 28 CA TYR G 20 21.425 -3.970 31.516 1.00 86.62 ATOM 29 C TYR G 20 21.488 -3.281 32.868 1.00 91.90 ATOM 30 O TYR G 20 21.280 -2.068 32.965 1.00107.33 ATOM 31 CB TYR G 20 22.731 -3.724 30.753 1.00 95.08 ATOM 32 CG TYR G 20 23.962 -3.832 31.617 1.00103.28 ATOM 33 CD1 TYR G 20 24.340 -5.042 32.182 1.00115.47 ATOM 34 CD2 TYR G 20 24.739 -2.711 31.882 1.00103.04 ATOM 35 CE1 TYR G 20 25.464 -5.134 32.982 1.00123.13 ATOM 36 CE2 TYR G 20 25.862 -2.792 32.677 1.00132.68 ATOM 37 CZ TYR G 20 26.222 -4.005 33.225 1.00142.80 ATOM 38 OH TYR G 20 27.344 -4.085 34.018 1.00149.36 ATOM 39 N TYR G 21 21.778 -4.060 33.907 1.00116.33 ATOM 40 CA TYR G 21 21.891 -3.547 35.265 1.00119.74 ATOM 41 C TYR G 21 23.181 -4.071 35.873 1.00147.87 ATOM 42 O TYR G 21 23.423 -5.283 35.880 1.00170.36 ATOM 43 CB TYR G 21 20.687 -3.955 36.132 1.00 86.88 ATOM 44 CG TYR G 21 20.527 -3.196 37.451 1.00 91.62 ATOM 45 CD1 TYR G 21 21.598 -3.001 38.322 1.00 96.33 ATOM 46 CD2 TYR G 21 19.298 -2.670 37.820 1.00103.37 ATOM 47 CE1 TYR G 21 21.452 -2.321 39.510 1.00 84.16 ATOM 48 CE2 TYR G 21 19.143 -1.980 39.011 1.00 97.23 ATOM 49 CZ TYR G 21 20.224 -1.810 39.852 1.00 86.61 ATOM 50 OH TYR G 21 20.082 -1.128 41.039 1.00 89.24 ATOM 51 N ASP G 22 23.994 -3.159 36.403 1.00133.22 ATOM 52 CA ASP G 22 25.244 -3.536 37.053 1.00 88.20 ATOM 53 C ASP G 22 24.883 -4.176 38.389 1.00 68.11 ATOM 54 O ASP G 22 24.968 -3.553 39.450 1.00 72.06 ATOM 55 CB ASP G 22 26.135 -2.317 37.256 1.00 70.58 ATOM 56 CG ASP G 22 27.580 -2.685 37.538 1.00 84.81 ATOM 57 OD1 ASP G 22 27.827 -3.755 38.133 1.00 78.09 ATOM 58 OD2 ASP G 22 28.474 -1.908 37.148 1.00 95.02 ATOM 59 N TYR G 23 24.494 -5.455 38.340 1.00 74.90 ATOM 60 CA TYR G 23 24.125 -6.162 39.561 1.00 64.65 ATOM 61 C TYR G 23 25.338 -6.551 40.388 1.00 97.45 ATOM 62 O TYR G 23 25.208 -6.743 41.601 1.00106.42 ATOM 63 CB TYR G 23 23.335 -7.434 39.239 1.00 60.42 ATOM 64 CG TYR G 23 21.843 -7.240 39.128 1.00 65.25 ATOM 65 CD1 TYR G 23 21.247 -6.057 39.529 1.00 71.06 ATOM 66 CD2 TYR G 23 21.027 -8.250 38.635 1.00111.21 ATOM 67 CE1 TYR G 23 19.879 -5.870 39.426 1.00102.44 ATOM 68 CE2 TYR G 23 19.655 -8.076 38.532 1.00132.25 ATOM 69 CZ TYR G 23 19.086 -6.882 38.930 1.00100.74 ATOM 70 OH TYR G 23 17.724 -6.694 38.833 1.00 66.20 ATOM 71 N GLU G 24 26.511 -6.670 39.763 1.00110.98 ATOM 72 CA GLU G 24 27.695 -7.076 40.511 1.00 73.76 ATOM 73 C GLU G 24 28.145 -5.996 41.481 1.00 77.02 ATOM 74 O GLU G 24 28.567 -6.303 42.599 1.00 84.81 ATOM 75 CB GLU G 24 28.825 -7.441 39.551 1.00 93.42 ATOM 76 CG GLU G 24 28.544 -8.675 38.708 1.00133.65 ATOM 77 CD GLU G 24 28.083 -9.863 39.534 1.00148.64 ATOM 78 OE1 GLU G 24 28.695 -10.143 40.588 1.00147.64 ATOM 79 OE2 GLU G 24 27.101 -10.517 39.124 1.00165.77 ATOM 80 N THR G 25 28.050 -4.728 41.082 1.00 79.34 ATOM 81 CA THR G 25 28.460 -3.647 41.973 1.00102.63 ATOM 82 C THR G 25 27.516 -3.530 43.166 1.00111.96 ATOM 83 O THR G 25 27.965 -3.371 44.309 1.00132.30 ATOM 84 CB THR G 25 28.547 -2.338 41.188 1.00102.39 ATOM 85 OG1 THR G 25 29.639 -2.417 40.263 1.00 80.39 ATOM 86 CG2 THR G 25 28.774 -1.162 42.122 1.00142.22 ATOM 87 N VAL G 26 26.206 -3.621 42.924 1.00 63.39 ATOM 88 CA VAL G 26 25.244 -3.545 44.019 1.00 58.04 ATOM 89 C VAL G 26 25.418 -4.741 44.943 1.00 59.81 ATOM 90 O VAL G 26 25.391 -4.607 46.173 1.00 51.09 ATOM 91 CB VAL G 26 23.810 -3.460 43.468 1.00 49.16 ATOM 92 CG1 VAL G 26 22.807 -3.445 44.610 1.00 39.64 ATOM 93 CG2 VAL G 26 23.650 -2.235 42.583 1.00 57.43 ATOM 94 N ARG G 27 25.603 -5.928 44.360 1.00 65.79 ATOM 95 CA ARG G 27 25.810 -7.142 45.142 1.00 61.54 ATOM 96 C ARG G 27 27.060 -7.028 46.003 1.00 66.66 ATOM 97 O ARG G 27 27.055 -7.399 47.186 1.00 66.62 ATOM 98 CB ARG G 27 25.916 -8.337 44.193 1.00 87.61 ATOM 99 CG ARG G 27 26.292 -9.648 44.850 1.00 82.32 ATOM 100 CD ARG G 27 26.637 -10.712 43.815 1.00 76.32 ATOM 101 NE ARG G 27 25.512 -10.962 42.918 1.00128.99 ATOM 102 CZ ARG G 27 24.486 -11.757 43.208 1.00127.46 ATOM 103 NH1 ARG G 27 24.437 -12.382 44.376 1.00120.97 ATOM 104 NH2 ARG G 27 23.503 -11.921 42.332 1.00 97.68 ATOM 105 N ASN G 28 28.142 -6.506 45.421 1.00 74.28 ATOM 106 CA ASN G 28 29.387 -6.343 46.155 1.00 85.75 ATOM 107 C ASN G 28 29.209 -5.347 47.295 1.00102.71 ATOM 108 O ASN G 28 29.697 -5.573 48.412 1.00139.34 ATOM 109 CB ASN G 28 30.484 -5.907 45.182 1.00 81.37 ATOM 110 CG ASN G 28 31.863 -5.928 45.799 1.00121.02 ATOM 111 OD1 ASN G 28 32.474 -6.987 45.950 1.00127.59 ATOM 112 ND2 ASN G 28 32.377 -4.751 46.132 1.00141.83 ATOM 113 N GLY G 29 28.490 -4.250 47.038 1.00 62.05 ATOM 114 CA GLY G 29 28.251 -3.278 48.091 1.00 81.38 ATOM 115 C GLY G 29 27.419 -3.859 49.216 1.00 74.69 ATOM 116 O GLY G 29 27.673 -3.592 50.394 1.00 72.06 ATOM 117 N GLY G 30 26.430 -4.685 48.870 1.00 49.18 ATOM 118 CA GLY G 30 25.604 -5.301 49.893 1.00 44.87 ATOM 119 C GLY G 30 26.398 -6.268 50.747 1.00 49.97 ATOM 120 O GLY G 30 26.201 -6.341 51.964 1.00 48.66 ATOM 121 N LEU G 31 27.318 -7.016 50.128 1.00 82.95 ATOM 122 CA LEU G 31 28.130 -7.937 50.917 1.00 52.18 ATOM 123 C LEU G 31 29.106 -7.182 51.808 1.00 67.44 ATOM 124 O LEU G 31 29.387 -7.618 52.934 1.00 92.14 ATOM 125 CB LEU G 31 28.875 -8.914 50.010 1.00 49.16 ATOM 126 CG LEU G 31 28.006 -9.983 49.348 1.00 59.19 ATOM 127 CD1 LEU G 31 28.879 -11.018 48.664 1.00120.54 ATOM 128 CD2 LEU G 31 27.102 -10.639 50.382 1.00 54.46 ATOM 129 N ILE G 32 29.609 -6.037 51.344 1.00 71.05 ATOM 130 CA ILE G 32 30.520 -5.277 52.190 1.00 44.92 ATOM 131 C ILE G 32 29.743 -4.695 53.361 1.00 45.87 ATOM 132 O ILE G 32 30.232 -4.653 54.498 1.00 43.69 ATOM 133 CB ILE G 32 31.240 -4.189 51.379 1.00 36.54 ATOM 134 CG1 ILE G 32 32.140 -4.851 50.338 1.00 44.05 ATOM 135 CG2 ILE G 32 32.100 -3.337 52.299 1.00 33.50 ATOM 136 CD1 ILE G 32 33.082 -5.889 50.893 1.00 80.09 ATOM 137 N PHE G 33 28.514 -4.250 53.098 1.00 48.08 ATOM 138 CA PHE G 33 27.672 -3.728 54.164 1.00 48.38 ATOM 139 C PHE G 33 27.403 -4.811 55.194 1.00 48.45 ATOM 140 O PHE G 33 27.510 -4.580 56.403 1.00 40.97 ATOM 141 CB PHE G 33 26.350 -3.216 53.588 1.00114.85 ATOM 142 CG PHE G 33 25.303 -2.958 54.633 1.00108.04 ATOM 143 CD1 PHE G 33 24.379 -3.938 54.973 1.00 49.79 ATOM 144 CD2 PHE G 33 25.257 -1.741 55.288 1.00 98.80 ATOM 145 CE1 PHE G 33 23.439 -3.704 55.939 1.00 40.74 ATOM 146 CE2 PHE G 33 24.309 -1.502 56.251 1.00 70.31 ATOM 147 CZ PHE G 33 23.416 -2.491 56.587 1.00 49.31 ATOM 148 N ALA G 34 27.044 -6.006 54.725 1.00 50.38 ATOM 149 CA ALA G 34 26.764 -7.106 55.637 1.00 50.00 ATOM 150 C ALA G 34 27.991 -7.479 56.456 1.00 43.85 ATOM 151 O ALA G 34 27.868 -7.833 57.642 1.00 92.54 ATOM 152 CB ALA G 34 26.251 -8.316 54.865 1.00139.82 ATOM 153 N ALA G 35 29.183 -7.388 55.862 1.00 37.26 ATOM 154 CA ALA G 35 30.386 -7.729 56.614 1.00 37.10 ATOM 155 C ALA G 35 30.705 -6.673 57.669 1.00 45.92 ATOM 156 O ALA G 35 31.003 -7.001 58.829 1.00 63.33 ATOM 157 CB ALA G 35 31.563 -7.912 55.658 1.00 84.20 ATOM 158 N LEU G 36 30.642 -5.395 57.284 1.00 48.55 ATOM 159 CA LEU G 36 30.955 -4.324 58.224 1.00 90.44 ATOM 160 C LEU G 36 29.936 -4.242 59.350 1.00104.25 ATOM 161 O LEU G 36 30.314 -4.066 60.510 1.00115.56 ATOM 162 CB LEU G 36 31.052 -2.984 57.498 1.00 49.28 ATOM 163 CG LEU G 36 32.176 -2.826 56.480 1.00 53.26 ATOM 164 CD1 LEU G 36 32.162 -1.419 55.921 1.00 51.95 ATOM 165 CD2 LEU G 36 33.514 -3.124 57.130 1.00 50.96 ATOM 166 N ALA G 37 28.643 -4.358 59.039 1.00 42.31 ATOM 167 CA ALA G 37 27.643 -4.275 60.096 1.00 36.72 ATOM 168 C ALA G 37 27.802 -5.411 61.091 1.00 47.00 ATOM 169 O ALA G 37 27.599 -5.213 62.301 1.00 50.22 ATOM 170 CB ALA G 37 26.239 -4.286 59.495 1.00 43.61 ATOM 171 N PHE G 38 28.206 -6.599 60.611 1.00 50.73 ATOM 172 CA PHE G 38 28.369 -7.710 61.539 1.00 76.08 ATOM 173 C PHE G 38 29.613 -7.546 62.404 1.00 60.75 ATOM 174 O PHE G 38 29.577 -7.817 63.613 1.00 87.35 ATOM 175 CB PHE G 38 28.430 -9.015 60.759 1.00 87.20 ATOM 176 CG PHE G 38 28.374 -10.235 61.621 1.00 66.34 ATOM 177 CD1 PHE G 38 27.178 -10.626 62.201 1.00 86.47 ATOM 178 CD2 PHE G 38 29.514 -10.976 61.877 1.00 67.88 ATOM 179 CE1 PHE G 38 27.115 -11.747 63.001 1.00101.57 ATOM 180 CE2 PHE G 38 29.459 -12.097 62.680 1.00 74.02 ATOM 181 CZ PHE G 38 28.257 -12.483 63.242 1.00133.96 ATOM 182 N ILE G 39 30.723 -7.095 61.815 1.00 43.17 ATOM 183 CA ILE G 39 31.906 -6.931 62.653 1.00 46.70 ATOM 184 C ILE G 39 31.708 -5.765 63.620 1.00 59.47 ATOM 185 O ILE G 39 32.203 -5.799 64.758 1.00 67.77 ATOM 186 CB ILE G 39 33.166 -6.806 61.779 1.00 62.51 ATOM 187 CG1 ILE G 39 33.119 -5.547 60.920 1.00 93.05 ATOM 188 CG2 ILE G 39 33.310 -8.045 60.902 1.00 51.77 ATOM 189 CD1 ILE G 39 34.363 -5.333 60.086 1.00 95.82 ATOM 190 N VAL G 40 30.949 -4.742 63.214 1.00 52.31 ATOM 191 CA VAL G 40 30.672 -3.630 64.114 1.00 53.32 ATOM 192 C VAL G 40 29.820 -4.116 65.278 1.00 47.03 ATOM 193 O VAL G 40 30.088 -3.785 66.439 1.00 46.76 ATOM 194 CB VAL G 40 30.009 -2.465 63.357 1.00 45.49 ATOM 195 CG1 VAL G 40 29.404 -1.479 64.332 1.00 37.07 ATOM 196 CG2 VAL G 40 31.036 -1.753 62.501 1.00 59.72 ATOM 197 N GLY G 41 28.794 -4.929 64.991 1.00 47.09 ATOM 198 CA GLY G 41 27.978 -5.468 66.065 1.00 45.36 ATOM 199 C GLY G 41 28.796 -6.326 67.010 1.00 44.32 ATOM 200 O GLY G 41 28.548 -6.342 68.225 1.00 54.91 ATOM 201 N LEU G 42 29.787 -7.047 66.471 1.00 45.97 ATOM 202 CA LEU G 42 30.639 -7.854 67.338 1.00 48.60 ATOM 203 C LEU G 42 31.455 -6.952 68.252 1.00 83.61 ATOM 204 O LEU G 42 31.652 -7.270 69.429 1.00 70.99 ATOM 205 CB LEU G 42 31.542 -8.766 66.513 1.00 43.57 ATOM 206 CG LEU G 42 30.819 -9.954 65.876 1.00 59.31 ATOM 207 CD1 LEU G 42 31.788 -10.838 65.102 1.00 60.66 ATOM 208 CD2 LEU G 42 30.081 -10.753 66.939 1.00 94.56 ATOM 209 N ILE G 43 31.915 -5.809 67.732 1.00112.06 ATOM 210 CA ILE G 43 32.645 -4.867 68.580 1.00 81.14 ATOM 211 C ILE G 43 31.698 -4.321 69.642 1.00 61.40 ATOM 212 O ILE G 43 32.109 -4.018 70.770 1.00 73.64 ATOM 213 CB ILE G 43 33.261 -3.730 67.738 1.00 47.05 ATOM 214 CG1 ILE G 43 34.263 -4.286 66.733 1.00 38.95 ATOM 215 CG2 ILE G 43 33.968 -2.710 68.619 1.00 46.36 ATOM 216 CD1 ILE G 43 35.350 -5.114 67.374 1.00 72.00 ATOM 217 N ILE G 44 30.415 -4.205 69.296 1.00 60.01 ATOM 218 CA ILE G 44 29.417 -3.691 70.227 1.00 51.05 ATOM 219 C ILE G 44 29.228 -4.642 71.402 1.00 62.92 ATOM 220 O ILE G 44 29.111 -4.211 72.555 1.00 65.51 ATOM 221 CB ILE G 44 28.089 -3.445 69.483 1.00 48.54 ATOM 222 CG1 ILE G 44 28.229 -2.280 68.503 1.00 46.56 ATOM 223 CG2 ILE G 44 26.937 -3.233 70.460 1.00 40.65 ATOM 224 CD1 ILE G 44 28.597 -0.969 69.154 1.00 79.81 ATOM 225 N ILE G 45 29.199 -5.945 71.138 1.00 61.29 ATOM 226 CA ILE G 45 29.010 -6.891 72.235 1.00 62.86 ATOM 227 C ILE G 45 30.316 -7.271 72.925 1.00 66.70 ATOM 228 O ILE G 45 30.331 -8.154 73.789 1.00 96.95 ATOM 229 CB ILE G 45 28.225 -8.132 71.787 1.00 45.74 ATOM 230 CG1 ILE G 45 28.766 -8.678 70.465 1.00 75.67 ATOM 231 CG2 ILE G 45 26.742 -7.790 71.750 1.00 41.08 ATOM 232 CD1 ILE G 45 29.841 -9.742 70.636 1.00 71.16 ATOM 233 N LEU G 46 31.425 -6.663 72.514 1.00 81.13 ATOM 234 CA LEU G 46 32.735 -6.888 73.128 1.00 77.11 ATOM 235 C LEU G 46 33.154 -5.510 73.633 1.00 89.65 ATOM 236 O LEU G 46 33.949 -4.815 72.998 1.00 78.31 ATOM 237 CB LEU G 46 33.716 -7.491 72.135 1.00 71.86 ATOM 238 CG LEU G 46 33.235 -8.839 71.587 1.00 62.01 ATOM 239 CD1 LEU G 46 34.189 -9.395 70.545 1.00 75.62 ATOM 240 CD2 LEU G 46 33.012 -9.839 72.708 1.00 67.86 ATOM 241 N SER G 47 32.603 -5.116 74.786 1.00123.22 ATOM 242 CA SER G 47 32.853 -3.788 75.339 1.00130.16 ATOM 243 C SER G 47 34.229 -3.599 75.965 1.00155.89 ATOM 244 O SER G 47 34.601 -2.448 76.224 1.00164.77 ATOM 245 CB SER G 47 31.780 -3.472 76.384 1.00112.32 ATOM 246 OG SER G 47 30.484 -3.540 75.815 1.00 96.80 ATOM 247 N LYS G 48 34.991 -4.666 76.192 1.00149.74 ATOM 248 CA LYS G 48 36.335 -4.567 76.777 1.00137.56 ATOM 249 C LYS G 48 36.401 -3.760 78.079 1.00122.35 ATOM 250 O LYS G 48 35.771 -4.106 79.077 1.00109.66 ATOM 251 CB LYS G 48 37.314 -3.980 75.758 1.00116.75 ATOM 252 CG LYS G 48 37.416 -4.795 74.483 1.00126.86 ATOM 253 CD LYS G 48 38.078 -4.012 73.366 1.00152.39 ATOM 254 CE LYS G 48 38.000 -4.771 72.052 1.00138.68 ATOM 255 NZ LYS G 48 38.526 -3.972 70.911 1.00109.74 TER