HEADER CALMODULIN-BINDING PROTEIN 31-DEC-69 6MBA TITLE Crystal Structure of Human Nav1.4 CTerminal Domain in Complex with TITLE 2 apo Calmodulin COMPND MOL_ID: 1; COMPND 2 MOLECULE: Sodium channel protein type 4 subunit alpha; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: cytoplasmic ; COMPND 5 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 1.80 ANGSTORMS DBREF 6MBA A 1599 1764 UNP P35499 SCN4A_HUMAN 1599 1764 SEQRES 1 A 25 ARG LYS HIS GLU GLU VAL CYS ALA ILE LYS ILE GLN ARG SEQRES 2 A 25 ALA TYR ARG ARG HIS LEU LEU GLN ARG SER MET LYS ATOM 1 N ARG A1724 27.751 3.117 21.461 1.00 35.61 ATOM 2 CA ARG A1724 28.130 2.186 22.512 1.00 30.95 ATOM 3 C ARG A1724 29.177 1.175 22.021 1.00 25.29 ATOM 4 O ARG A1724 30.067 0.798 22.769 1.00 27.00 ATOM 5 CB ARG A1724 26.868 1.499 23.059 1.00 34.12 ATOM 6 CG ARG A1724 27.094 0.295 23.963 1.00 37.32 ATOM 7 CD ARG A1724 28.044 0.563 25.123 1.00 38.44 ATOM 8 NE ARG A1724 27.548 1.580 26.025 1.00 36.52 ATOM 9 CZ ARG A1724 26.742 1.319 27.049 1.00 35.51 ATOM 10 NH1 ARG A1724 26.372 0.056 27.277 1.00 34.66 ATOM 11 NH2 ARG A1724 26.323 2.312 27.838 1.00 34.44 ATOM 12 N LYS A1725 29.139 0.765 20.737 1.00 26.33 ATOM 13 CA LYS A1725 30.141 -0.167 20.270 1.00 26.10 ATOM 14 C LYS A1725 31.514 0.494 20.264 1.00 30.54 ATOM 15 O LYS A1725 32.525 -0.154 20.563 1.00 28.42 ATOM 16 CB LYS A1725 29.755 -0.696 18.861 1.00 27.49 ATOM 17 CG LYS A1725 30.809 -1.608 18.282 1.00 26.98 ATOM 18 CD LYS A1725 30.908 -2.907 19.109 1.00 28.14 ATOM 19 CE LYS A1725 31.596 -4.000 18.359 1.00 32.02 ATOM 20 NZ LYS A1725 31.865 -5.189 19.193 1.00 32.54 ATOM 21 N HIS A1726 31.571 1.787 19.924 1.00 26.66 ATOM 22 CA HIS A1726 32.838 2.497 19.984 1.00 25.45 ATOM 23 C HIS A1726 33.274 2.661 21.444 1.00 25.44 ATOM 24 O HIS A1726 34.448 2.486 21.773 1.00 29.63 ATOM 25 CB HIS A1726 32.723 3.856 19.276 1.00 27.03 ATOM 26 CG HIS A1726 33.970 4.688 19.332 1.00 34.12 ATOM 27 ND1 HIS A1726 35.187 4.257 18.843 1.00 31.92 ATOM 28 CD2 HIS A1726 34.170 5.961 19.747 1.00 35.41 ATOM 29 CE1 HIS A1726 36.085 5.209 18.998 1.00 40.01 ATOM 30 NE2 HIS A1726 35.494 6.252 19.549 1.00 35.50 ATOM 31 N GLU A1727 32.328 2.872 22.324 1.00 29.02 ATOM 32 CA GLU A1727 32.642 2.964 23.752 1.00 27.01 ATOM 33 C GLU A1727 33.240 1.666 24.252 1.00 31.35 ATOM 34 O GLU A1727 34.168 1.685 25.059 1.00 33.27 ATOM 35 CB GLU A1727 31.376 3.306 24.521 1.00 28.99 ATOM 36 CG GLU A1727 31.005 4.795 24.479 1.00 33.80 ATOM 37 CD GLU A1727 29.554 5.067 24.899 1.00 42.84 ATOM 38 OE1 GLU A1727 28.946 4.203 25.527 1.00 38.87 ATOM 39 OE2 GLU A1727 29.001 6.134 24.600 1.00 46.31 ATOM 40 N GLU A1728 32.727 0.537 23.772 1.00 27.00 ATOM 41 CA GLU A1728 33.268 -0.761 24.163 1.00 21.83 ATOM 42 C GLU A1728 34.719 -0.876 23.701 1.00 29.61 ATOM 43 O GLU A1728 35.613 -1.192 24.472 1.00 28.67 ATOM 44 CB GLU A1728 32.394 -1.889 23.608 1.00 31.67 ATOM 45 CG GLU A1728 30.905 -1.807 24.070 1.00 39.69 ATOM 46 CD GLU A1728 30.380 -3.000 24.895 1.00 56.70 ATOM 47 OE1 GLU A1728 31.164 -3.841 25.411 1.00 46.41 ATOM 48 OE2 GLU A1728 29.139 -3.079 25.035 1.00 62.52 ATOM 49 N VAL A1729 34.979 -0.527 22.434 1.00 31.07 ATOM 50 CA VAL A1729 36.333 -0.591 21.922 1.00 26.39 ATOM 51 C VAL A1729 37.265 0.288 22.752 1.00 29.43 ATOM 52 O VAL A1729 38.414 -0.088 23.017 1.00 30.92 ATOM 53 CB VAL A1729 36.355 -0.195 20.441 1.00 31.08 ATOM 54 CG1 VAL A1729 37.747 0.163 20.017 1.00 31.79 ATOM 55 CG2 VAL A1729 35.832 -1.364 19.600 1.00 31.36 ATOM 56 N CYS A1730 36.848 1.530 23.054 1.00 29.00 ATOM 57 CA CYS A1730 37.695 2.417 23.855 1.00 27.06 ATOM 58 C CYS A1730 37.917 1.842 25.249 1.00 29.58 ATOM 59 O CYS A1730 39.026 1.868 25.768 1.00 26.73 ATOM 60 CB CYS A1730 37.078 3.775 24.002 1.00 26.55 ATOM 61 SG CYS A1730 37.085 4.624 22.420 1.00 33.86 ATOM 62 N ALA A1731 36.870 1.297 25.835 1.00 23.64 ATOM 63 CA ALA A1731 36.993 0.673 27.166 1.00 27.09 ATOM 64 C ALA A1731 38.033 -0.448 27.167 1.00 25.75 ATOM 65 O ALA A1731 38.776 -0.636 28.141 1.00 27.79 ATOM 66 CB ALA A1731 35.648 0.159 27.603 1.00 22.86 ATOM 67 N ILE A1732 38.062 -1.249 26.108 1.00 25.22 ATOM 68 CA ILE A1732 38.971 -2.358 26.011 1.00 25.79 ATOM 69 C ILE A1732 40.407 -1.837 25.923 1.00 27.27 ATOM 70 O ILE A1732 41.313 -2.432 26.472 1.00 27.43 ATOM 71 CB ILE A1732 38.592 -3.246 24.802 1.00 25.80 ATOM 72 CG1 ILE A1732 37.240 -3.961 25.047 1.00 26.84 ATOM 73 CG2 ILE A1732 39.678 -4.222 24.474 1.00 26.44 ATOM 74 CD1 ILE A1732 36.797 -4.806 23.961 1.00 31.97 ATOM 75 N LYS A1733 40.634 -0.721 25.208 1.00 27.14 ATOM 76 CA LYS A1733 41.989 -0.193 25.128 1.00 24.41 ATOM 77 C LYS A1733 42.476 0.162 26.523 1.00 28.74 ATOM 78 O LYS A1733 43.606 -0.165 26.894 1.00 31.23 ATOM 79 CB LYS A1733 42.065 1.049 24.264 1.00 26.07 ATOM 80 CG LYS A1733 41.664 0.806 22.821 1.00 26.95 ATOM 81 CD LYS A1733 42.026 2.039 21.982 1.00 32.62 ATOM 82 CE LYS A1733 41.607 1.910 20.495 1.00 44.32 ATOM 83 NZ LYS A1733 42.187 0.705 19.873 1.00 55.75 ATOM 84 N ILE A1734 41.591 0.738 27.312 1.00 24.43 ATOM 85 CA ILE A1734 41.933 1.126 28.663 1.00 23.37 ATOM 86 C ILE A1734 42.174 -0.107 29.507 1.00 27.58 ATOM 87 O ILE A1734 43.124 -0.143 30.295 1.00 28.41 ATOM 88 CB ILE A1734 40.841 2.017 29.257 1.00 29.55 ATOM 89 CG1 ILE A1734 40.781 3.343 28.473 1.00 23.67 ATOM 90 CG2 ILE A1734 41.169 2.370 30.697 1.00 26.28 ATOM 91 CD1 ILE A1734 39.623 4.178 28.775 1.00 29.59 ATOM 92 N GLN A1735 41.246 -1.057 29.438 1.00 28.07 ATOM 93 CA GLN A1735 41.349 -2.263 30.243 1.00 26.73 ATOM 94 C GLN A1735 42.658 -3.003 29.958 1.00 25.63 ATOM 95 O GLN A1735 43.340 -3.442 30.872 1.00 29.31 ATOM 96 CB GLN A1735 40.137 -3.154 30.001 1.00 26.34 ATOM 97 CG GLN A1735 38.850 -2.601 30.520 1.00 21.61 ATOM 98 CD GLN A1735 37.638 -3.091 29.841 1.00 24.57 ATOM 99 OE1 GLN A1735 37.651 -3.545 28.676 1.00 29.46 ATOM 100 NE2 GLN A1735 36.535 -2.908 30.517 1.00 25.27 ATOM 101 N ARG A1736 43.005 -3.177 28.680 1.00 30.08 ATOM 102 CA ARG A1736 44.228 -3.863 28.304 1.00 25.62 ATOM 103 C ARG A1736 45.456 -3.103 28.767 1.00 35.81 ATOM 104 O ARG A1736 46.427 -3.708 29.248 1.00 32.40 ATOM 105 CB ARG A1736 44.269 -4.050 26.786 1.00 32.36 ATOM 106 CG ARG A1736 43.283 -5.077 26.326 1.00 31.17 ATOM 107 CD ARG A1736 43.364 -5.309 24.848 1.00 37.36 ATOM 108 NE ARG A1736 42.388 -6.320 24.470 1.00 39.63 ATOM 109 CZ ARG A1736 42.036 -6.591 23.215 1.00 49.84 ATOM 110 NH1 ARG A1736 42.603 -5.942 22.212 1.00 48.06 ATOM 111 NH2 ARG A1736 41.113 -7.507 22.961 1.00 50.18 ATOM 112 N ALA A1737 45.447 -1.789 28.667 1.00 26.99 ATOM 113 CA ALA A1737 46.554 -1.012 29.174 1.00 31.94 ATOM 114 C ALA A1737 46.716 -1.160 30.701 1.00 27.19 ATOM 115 O ALA A1737 47.805 -1.273 31.210 1.00 29.19 ATOM 116 CB ALA A1737 46.400 0.442 28.810 1.00 28.19 ATOM 117 N TYR A1738 45.600 -1.149 31.408 1.00 25.79 ATOM 118 CA TYR A1738 45.681 -1.295 32.843 1.00 29.56 ATOM 119 C TYR A1738 46.231 -2.670 33.240 1.00 32.38 ATOM 120 O TYR A1738 47.026 -2.771 34.153 1.00 30.64 ATOM 121 CB TYR A1738 44.339 -1.046 33.527 1.00 28.97 ATOM 122 CG TYR A1738 44.507 -0.923 35.014 1.00 32.76 ATOM 123 CD1 TYR A1738 45.271 0.084 35.544 1.00 36.04 ATOM 124 CD2 TYR A1738 43.952 -1.831 35.875 1.00 29.91 ATOM 125 CE1 TYR A1738 45.456 0.201 36.891 1.00 30.68 ATOM 126 CE2 TYR A1738 44.136 -1.720 37.224 1.00 31.91 ATOM 127 CZ TYR A1738 44.894 -0.700 37.718 1.00 28.92 ATOM 128 OH TYR A1738 45.091 -0.573 39.051 1.00 39.51 ATOM 129 N ARG A1739 45.771 -3.707 32.553 1.00 32.45 ATOM 130 CA ARG A1739 46.227 -5.066 32.816 1.00 33.18 ATOM 131 C ARG A1739 47.714 -5.176 32.510 1.00 29.78 ATOM 132 O ARG A1739 48.444 -5.808 33.237 1.00 31.91 ATOM 133 CB ARG A1739 45.382 -6.094 32.069 1.00 29.47 ATOM 134 CG ARG A1739 43.970 -6.175 32.622 1.00 29.28 ATOM 135 CD ARG A1739 43.168 -7.345 32.086 1.00 30.88 ATOM 136 NE ARG A1739 41.940 -7.524 32.847 1.00 29.26 ATOM 137 CZ ARG A1739 40.719 -7.330 32.374 1.00 29.70 ATOM 138 NH1 ARG A1739 39.676 -7.508 33.158 1.00 25.57 ATOM 139 NH2 ARG A1739 40.537 -6.975 31.119 1.00 25.88 ATOM 140 N ARG A1740 48.154 -4.556 31.427 1.00 30.94 ATOM 141 CA ARG A1740 49.584 -4.524 31.122 1.00 34.29 ATOM 142 C ARG A1740 50.351 -3.845 32.246 1.00 34.96 ATOM 143 O ARG A1740 51.411 -4.319 32.661 1.00 39.46 ATOM 144 CB ARG A1740 49.863 -3.816 29.794 1.00 43.20 ATOM 145 CG ARG A1740 49.559 -4.654 28.547 1.00 54.66 ATOM 146 CD ARG A1740 50.145 -4.053 27.252 1.00 57.02 ATOM 147 NE ARG A1740 49.739 -2.666 26.970 1.00 52.56 ATOM 148 CZ ARG A1740 48.592 -2.298 26.392 1.00 52.48 ATOM 149 NH1 ARG A1740 47.687 -3.212 26.040 1.00 45.74 ATOM 150 NH2 ARG A1740 48.354 -0.999 26.159 1.00 44.52 ATOM 151 N HIS A1741 49.824 -2.737 32.738 1.00 32.85 ATOM 152 CA HIS A1741 50.435 -2.012 33.833 1.00 38.85 ATOM 153 C HIS A1741 50.544 -2.890 35.062 1.00 33.36 ATOM 154 O HIS A1741 51.588 -2.914 35.725 1.00 35.64 ATOM 155 CB HIS A1741 49.648 -0.749 34.165 1.00 38.44 ATOM 156 CG HIS A1741 49.958 -0.193 35.519 1.00 38.33 ATOM 157 ND1 HIS A1741 51.193 0.329 35.844 1.00 42.50 ATOM 158 CD2 HIS A1741 49.184 -0.052 36.619 1.00 39.62 ATOM 159 CE1 HIS A1741 51.173 0.742 37.103 1.00 43.42 ATOM 160 NE2 HIS A1741 49.958 0.533 37.587 1.00 43.92 ATOM 161 N LEU A1742 49.493 -3.619 35.374 1.00 32.85 ATOM 162 CA LEU A1742 49.532 -4.460 36.558 1.00 34.85 ATOM 163 C LEU A1742 50.557 -5.568 36.391 1.00 34.52 ATOM 164 O LEU A1742 51.244 -5.944 37.345 1.00 37.15 ATOM 165 CB LEU A1742 48.148 -5.043 36.837 1.00 28.93 ATOM 166 CG LEU A1742 47.061 -4.094 37.397 1.00 32.55 ATOM 167 CD1 LEU A1742 45.675 -4.759 37.605 1.00 37.05 ATOM 168 CD2 LEU A1742 47.627 -3.496 38.733 1.00 41.21 ATOM 169 N LEU A1743 50.664 -6.110 35.179 1.00 35.72 ATOM 170 CA LEU A1743 51.613 -7.170 34.940 1.00 42.04 ATOM 171 C LEU A1743 53.036 -6.632 35.040 1.00 42.59 ATOM 172 O LEU A1743 53.894 -7.269 35.637 1.00 50.06 ATOM 173 CB LEU A1743 51.300 -7.814 33.585 1.00 45.35 ATOM 174 CG LEU A1743 52.296 -8.885 33.140 1.00 56.80 ATOM 175 CD1 LEU A1743 52.014 -10.132 33.930 1.00 54.78 ATOM 176 CD2 LEU A1743 52.190 -9.152 31.660 1.00 59.53 ATOM 177 N GLN A1744 53.264 -5.395 34.582 1.00 47.05 ATOM 178 CA GLN A1744 54.613 -4.837 34.609 1.00 45.83 ATOM 179 C GLN A1744 55.028 -4.538 36.042 1.00 46.14 ATOM 180 O GLN A1744 56.112 -4.920 36.473 1.00 49.64 ATOM 181 CB GLN A1744 54.662 -3.591 33.730 1.00 50.31 ATOM 182 CG GLN A1744 54.396 -3.898 32.249 1.00 58.56 ATOM 183 CD GLN A1744 53.924 -2.699 31.442 1.00 69.98 ATOM 184 OE1 GLN A1744 53.295 -1.773 31.972 1.00 75.41 ATOM 185 NE2 GLN A1744 54.209 -2.720 30.141 1.00 71.30 ATOM 186 N ARG A1745 54.111 -3.966 36.817 1.00 48.84 ATOM 187 CA ARG A1745 54.355 -3.703 38.234 1.00 47.88 ATOM 188 C ARG A1745 54.784 -4.948 38.995 1.00 49.51 ATOM 189 O ARG A1745 55.658 -4.882 39.863 1.00 59.58 ATOM 190 CB ARG A1745 53.079 -3.161 38.838 1.00 47.71 ATOM 191 CG ARG A1745 53.158 -2.538 40.207 1.00 56.77 ATOM 192 CD ARG A1745 51.765 -1.952 40.534 1.00 48.90 ATOM 193 NE ARG A1745 50.920 -2.950 41.146 1.00 48.06 ATOM 194 CZ ARG A1745 49.711 -2.708 41.655 1.00 46.68 ATOM 195 NH1 ARG A1745 49.193 -1.484 41.594 1.00 38.03 ATOM 196 NH2 ARG A1745 49.024 -3.699 42.219 1.00 50.50 ATOM 197 N SER A1746 54.139 -6.081 38.734 1.00 52.28 ATOM 198 CA SER A1746 54.376 -7.286 39.516 1.00 65.15 ATOM 199 C SER A1746 55.694 -7.974 39.180 1.00 70.30 ATOM 200 O SER A1746 56.035 -8.967 39.832 1.00 75.07 ATOM 201 CB SER A1746 53.226 -8.271 39.305 1.00 62.64 ATOM 202 OG SER A1746 53.379 -8.948 38.072 1.00 72.21 ATOM 203 N MET A1747 56.425 -7.488 38.179 1.00 73.09 ATOM 204 CA MET A1747 57.708 -8.062 37.790 1.00 79.14 ATOM 205 C MET A1747 58.867 -7.174 38.209 1.00 81.29 ATOM 206 O MET A1747 60.026 -7.550 38.007 1.00 87.03 ATOM 207 CB MET A1747 57.751 -8.294 36.270 1.00 77.83 ATOM 208 CG MET A1747 56.557 -9.060 35.691 1.00 85.31 ATOM 209 SD MET A1747 56.584 -10.865 35.866 1.00 97.53 ATOM 210 CE MET A1747 55.073 -11.295 34.972 1.00 84.08 ATOM 211 N LYS A1748 58.582 -6.024 38.815 1.00 82.70 ATOM 212 CA LYS A1748 59.581 -5.005 39.046 1.00 88.41 ATOM 213 C LYS A1748 59.467 -4.408 40.450 1.00 84.17 ATOM 214 O LYS A1748 60.474 -4.207 41.140 1.00 85.64 ATOM 215 CB LYS A1748 59.433 -3.943 37.960 1.00 89.33 ATOM 216 CG LYS A1748 59.567 -2.512 38.405 1.00 94.04 ATOM 217 CD LYS A1748 59.239 -1.589 37.246 1.00 94.71 ATOM 218 CE LYS A1748 59.585 -0.142 37.560 1.00 94.44 ATOM 219 NZ LYS A1748 58.822 0.355 38.744 1.00 92.99 TER