HEADER TRANSFERASE 13-APR-13 4BIU TITLE Crystal structure of CpxAHDC (orthorhombic form 1) COMPND MOL_ID: 1; COMPND 2 MOLECULE: SENSOR PROTEIN CPXA; COMPND 3 CHAIN: A, B, C, D, E, F; COMPND 4 EC: 2.7.13.3; COMPND 5 FRAGMENT: CYTOPLASMIC REGION, RESIDUES ; COMPND 6 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 3.65 ANGSTORMS DBREF 4BIU E 188 457 UNP P0AE82 CPXA_ECOLI 188 457 SEQRES 1 E 70 LEU GLU ARG MET MET THR SER GLN GLN ARG LEU LEU SER SEQRES 2 E 70 ASP ILE SER HIS GLU LEU ARG THR PRO LEU THR ARG LEU SEQRES 3 E 70 GLN LEU GLY THR ALA LEU LEU ARG ARG ARG SER GLY GLU SEQRES 4 E 70 SER LYS GLU LEU GLU ARG ILE GLU THR GLU ALA GLN ARG SEQRES 5 E 70 LEU ASP SER MET ILE ASN ASP LEU LEU VAL MET SER ARG SEQRES 6 E 70 ASN GLN GLN LYS ASN ATOM 1 N LEU E 73 53.603 44.653 55.129 1.00222.50 ATOM 2 CA LEU E 73 52.229 45.157 55.314 1.00210.03 ATOM 3 C LEU E 73 51.440 45.132 54.007 1.00210.10 ATOM 4 O LEU E 73 50.278 44.698 53.993 1.00211.43 ATOM 5 CB LEU E 73 52.222 46.570 55.904 1.00215.40 ATOM 6 CG LEU E 73 52.468 46.654 57.411 1.00223.19 ATOM 7 CD1 LEU E 73 52.928 48.027 57.807 1.00235.07 ATOM 8 CD2 LEU E 73 51.225 46.286 58.194 1.00208.53 ATOM 9 N GLU E 74 52.097 45.541 52.906 1.00214.48 ATOM 10 CA GLU E 74 51.506 45.527 51.574 1.00219.66 ATOM 11 C GLU E 74 51.153 44.073 51.174 1.00217.28 ATOM 12 O GLU E 74 50.040 43.807 50.708 1.00208.32 ATOM 13 CB GLU E 74 52.458 46.179 50.565 1.00240.77 ATOM 14 CG GLU E 74 51.729 46.534 49.286 1.00252.25 ATOM 15 CD GLU E 74 52.634 46.569 48.081 1.00275.66 ATOM 16 OE1 GLU E 74 53.480 47.490 48.006 1.00290.35 ATOM 17 OE2 GLU E 74 52.515 45.664 47.223 1.00277.49 ATOM 18 N ARG E 75 52.087 43.136 51.448 1.00228.63 ATOM 19 CA ARG E 75 51.921 41.704 51.201 1.00230.06 ATOM 20 C ARG E 75 50.811 41.093 52.080 1.00233.04 ATOM 21 O ARG E 75 50.160 40.150 51.643 1.00231.30 ATOM 22 CB ARG E 75 53.234 40.951 51.436 1.00232.56 ATOM 23 CG ARG E 75 54.260 41.105 50.315 1.00242.57 ATOM 24 CD ARG E 75 55.543 40.364 50.652 1.00252.15 ATOM 25 NE ARG E 75 56.625 40.696 49.721 1.00264.50 ATOM 26 CZ ARG E 75 57.918 40.676 50.029 1.00272.49 ATOM 27 NH1 ARG E 75 58.313 40.347 51.253 1.00268.80 ATOM 28 NH2 ARG E 75 58.827 40.996 49.119 1.00281.85 ATOM 29 N MET E 76 50.589 41.629 53.297 1.00235.21 ATOM 30 CA MET E 76 49.576 41.166 54.254 1.00223.95 ATOM 31 C MET E 76 48.175 41.624 53.892 1.00229.37 ATOM 32 O MET E 76 47.211 40.924 54.205 1.00228.07 ATOM 33 CB MET E 76 49.903 41.653 55.671 1.00212.02 ATOM 34 CG MET E 76 50.905 40.776 56.380 1.00210.52 ATOM 35 SD MET E 76 51.060 41.144 58.143 1.00257.76 ATOM 36 CE MET E 76 52.145 42.530 58.098 1.00198.83 ATOM 37 N MET E 77 48.052 42.795 53.262 1.00235.05 ATOM 38 CA MET E 77 46.750 43.338 52.884 1.00230.47 ATOM 39 C MET E 77 46.243 42.733 51.580 1.00230.71 ATOM 40 O MET E 77 45.053 42.396 51.480 1.00224.82 ATOM 41 CB MET E 77 46.806 44.870 52.782 1.00231.88 ATOM 42 CG MET E 77 46.661 45.555 54.125 1.00231.33 ATOM 43 SD MET E 77 46.955 47.336 54.050 1.00246.22 ATOM 44 CE MET E 77 46.507 47.829 55.732 1.00212.51 ATOM 45 N THR E 78 47.157 42.568 50.586 1.00240.99 ATOM 46 CA THR E 78 46.828 42.013 49.263 1.00243.28 ATOM 47 C THR E 78 46.305 40.581 49.349 1.00241.12 ATOM 48 O THR E 78 45.462 40.206 48.525 1.00234.70 ATOM 49 CB THR E 78 48.016 42.077 48.294 1.00247.67 ATOM 50 OG1 THR E 78 49.145 41.394 48.845 1.00253.42 ATOM 51 CG2 THR E 78 48.388 43.501 47.909 1.00249.54 ATOM 52 N SER E 79 46.770 39.807 50.364 1.00244.57 ATOM 53 CA SER E 79 46.352 38.419 50.559 1.00236.93 ATOM 54 C SER E 79 44.876 38.320 50.896 1.00221.21 ATOM 55 O SER E 79 44.185 37.472 50.324 1.00218.62 ATOM 56 CB SER E 79 47.180 37.733 51.651 1.00240.04 ATOM 57 OG SER E 79 46.941 38.332 52.916 1.00242.67 ATOM 58 N GLN E 80 44.384 39.211 51.794 1.00215.14 ATOM 59 CA GLN E 80 42.991 39.228 52.225 1.00212.06 ATOM 60 C GLN E 80 42.064 39.611 51.086 1.00218.76 ATOM 61 O GLN E 80 40.970 39.066 51.002 1.00224.75 ATOM 62 CB GLN E 80 42.762 40.132 53.431 1.00219.03 ATOM 63 CG GLN E 80 43.490 39.683 54.684 1.00236.96 ATOM 64 CD GLN E 80 43.475 40.756 55.724 1.00254.87 ATOM 65 OE1 GLN E 80 42.735 41.750 55.647 1.00254.92 ATOM 66 NE2 GLN E 80 44.278 40.573 56.751 1.00264.95 ATOM 67 N GLN E 81 42.515 40.470 50.181 1.00222.38 ATOM 68 CA GLN E 81 41.748 40.883 49.012 1.00222.91 ATOM 69 C GLN E 81 41.659 39.740 48.000 1.00217.92 ATOM 70 O GLN E 81 40.648 39.629 47.305 1.00221.89 ATOM 71 CB GLN E 81 42.382 42.116 48.395 1.00237.46 ATOM 72 CG GLN E 81 42.167 43.361 49.242 1.00249.90 ATOM 73 CD GLN E 81 42.984 44.528 48.774 1.00271.65 ATOM 74 OE1 GLN E 81 43.415 44.611 47.615 1.00278.80 ATOM 75 NE2 GLN E 81 43.201 45.489 49.661 1.00280.94 ATOM 76 N ARG E 82 42.699 38.876 47.943 1.00209.13 ATOM 77 CA ARG E 82 42.704 37.699 47.074 1.00203.08 ATOM 78 C ARG E 82 41.700 36.670 47.615 1.00189.13 ATOM 79 O ARG E 82 40.978 36.074 46.814 1.00193.98 ATOM 80 CB ARG E 82 44.109 37.095 46.932 1.00214.64 ATOM 81 CG ARG E 82 44.203 36.075 45.807 1.00223.04 ATOM 82 CD ARG E 82 45.631 35.671 45.560 1.00241.41 ATOM 83 NE ARG E 82 45.727 34.275 45.138 1.00248.64 ATOM 84 CZ ARG E 82 45.713 33.868 43.874 1.00255.98 ATOM 85 NH1 ARG E 82 45.593 34.747 42.887 1.00263.81 ATOM 86 NH2 ARG E 82 45.825 32.579 43.585 1.00253.99 ATOM 87 N LEU E 83 41.601 36.542 48.973 1.00175.24 ATOM 88 CA LEU E 83 40.680 35.641 49.683 1.00162.70 ATOM 89 C LEU E 83 39.204 36.008 49.401 1.00172.73 ATOM 90 O LEU E 83 38.384 35.113 49.172 1.00174.06 ATOM 91 CB LEU E 83 40.959 35.636 51.190 1.00149.85 ATOM 92 CG LEU E 83 40.015 34.832 52.076 1.00141.87 ATOM 93 CD1 LEU E 83 40.186 33.377 51.853 1.00143.08 ATOM 94 CD2 LEU E 83 40.234 35.156 53.530 1.00146.82 ATOM 95 N LEU E 84 38.902 37.310 49.316 1.00176.55 ATOM 96 CA LEU E 84 37.560 37.783 48.990 1.00172.66 ATOM 97 C LEU E 84 37.145 37.308 47.606 1.00174.06 ATOM 98 O LEU E 84 36.027 36.823 47.442 1.00174.33 ATOM 99 CB LEU E 84 37.484 39.313 49.073 1.00178.69 ATOM 100 CG LEU E 84 37.443 39.887 50.485 1.00186.36 ATOM 101 CD1 LEU E 84 37.668 41.360 50.456 1.00202.16 ATOM 102 CD2 LEU E 84 36.109 39.598 51.162 1.00180.41 ATOM 103 N SER E 85 38.078 37.366 46.639 1.00179.90 ATOM 104 CA SER E 85 37.849 36.925 45.266 1.00193.71 ATOM 105 C SER E 85 37.744 35.385 45.119 1.00196.41 ATOM 106 O SER E 85 37.115 34.916 44.174 1.00204.83 ATOM 107 CB SER E 85 38.937 37.465 44.335 1.00208.89 ATOM 108 OG SER E 85 40.152 36.743 44.405 1.00220.58 ATOM 109 N ASP E 86 38.334 34.617 46.044 1.00188.76 ATOM 110 CA ASP E 86 38.370 33.156 46.035 1.00181.44 ATOM 111 C ASP E 86 37.170 32.559 46.711 1.00167.20 ATOM 112 O ASP E 86 36.725 31.500 46.278 1.00170.53 ATOM 113 CB ASP E 86 39.647 32.627 46.717 1.00186.47 ATOM 114 CG ASP E 86 40.945 32.909 45.991 1.00195.81 ATOM 115 OD1 ASP E 86 40.932 32.932 44.750 1.00201.76 ATOM 116 OD2 ASP E 86 41.984 33.087 46.675 1.00198.10 ATOM 117 N ILE E 87 36.630 33.226 47.759 1.00151.26 ATOM 118 CA ILE E 87 35.452 32.765 48.520 1.00149.81 ATOM 119 C ILE E 87 34.274 32.594 47.585 1.00150.51 ATOM 120 O ILE E 87 33.603 31.566 47.632 1.00142.26 ATOM 121 CB ILE E 87 35.111 33.701 49.707 1.00153.13 ATOM 122 CG1 ILE E 87 36.037 33.432 50.863 1.00161.32 ATOM 123 CG2 ILE E 87 33.659 33.547 50.202 1.00143.94 ATOM 124 CD1 ILE E 87 36.263 34.613 51.689 1.00169.75 ATOM 125 N SER E 88 34.072 33.581 46.711 1.00164.67 ATOM 126 CA SER E 88 32.996 33.616 45.740 1.00170.54 ATOM 127 C SER E 88 33.029 32.402 44.829 1.00171.70 ATOM 128 O SER E 88 32.000 31.753 44.649 1.00179.15 ATOM 129 CB SER E 88 33.086 34.897 44.912 1.00176.54 ATOM 130 OG SER E 88 33.197 36.064 45.713 1.00180.04 ATOM 131 N HIS E 89 34.220 32.079 44.298 1.00165.72 ATOM 132 CA HIS E 89 34.438 30.949 43.400 1.00159.84 ATOM 133 C HIS E 89 34.311 29.617 44.138 1.00157.18 ATOM 134 O HIS E 89 33.755 28.676 43.582 1.00159.25 ATOM 135 CB HIS E 89 35.814 31.064 42.729 1.00171.48 ATOM 136 CG HIS E 89 35.906 32.179 41.730 1.00192.75 ATOM 137 ND1 HIS E 89 35.968 33.502 42.147 1.00201.64 ATOM 138 CD2 HIS E 89 35.956 32.154 40.384 1.00203.98 ATOM 139 CE1 HIS E 89 36.041 34.239 41.033 1.00208.15 ATOM 140 NE2 HIS E 89 36.039 33.447 39.945 1.00209.41 ATOM 141 N GLU E 90 34.790 29.551 45.390 1.00159.29 ATOM 142 CA GLU E 90 34.734 28.340 46.202 1.00166.68 ATOM 143 C GLU E 90 33.323 28.000 46.663 1.00161.14 ATOM 144 O GLU E 90 32.964 26.819 46.721 1.00159.19 ATOM 145 CB GLU E 90 35.664 28.444 47.418 1.00168.26 ATOM 146 CG GLU E 90 37.103 28.145 47.059 1.00171.42 ATOM 147 CD GLU E 90 37.443 26.750 46.556 1.00178.28 ATOM 148 OE1 GLU E 90 36.664 25.799 46.804 1.00176.57 ATOM 149 OE2 GLU E 90 38.479 26.622 45.866 1.00186.92 ATOM 150 N LEU E 91 32.525 29.022 46.988 1.00152.52 ATOM 151 CA LEU E 91 31.190 28.791 47.495 1.00138.13 ATOM 152 C LEU E 91 30.209 28.478 46.385 1.00145.52 ATOM 153 O LEU E 91 29.227 27.778 46.631 1.00142.77 ATOM 154 CB LEU E 91 30.683 29.994 48.297 1.00134.43 ATOM 155 CG LEU E 91 31.273 30.203 49.691 1.00142.36 ATOM 156 CD1 LEU E 91 30.777 31.469 50.265 1.00128.31 ATOM 157 CD2 LEU E 91 30.943 29.055 50.639 1.00144.49 ATOM 158 N ARG E 92 30.447 29.042 45.193 1.00156.72 ATOM 159 CA ARG E 92 29.587 28.915 44.022 1.00152.19 ATOM 160 C ARG E 92 29.307 27.464 43.595 1.00132.25 ATOM 161 O ARG E 92 28.151 27.124 43.364 1.00134.37 ATOM 162 CB ARG E 92 30.224 29.682 42.842 1.00167.40 ATOM 163 CG ARG E 92 29.387 29.740 41.567 1.00169.99 ATOM 164 CD ARG E 92 28.172 30.630 41.712 1.00180.09 ATOM 165 NE ARG E 92 26.942 29.846 41.790 1.00195.60 ATOM 166 CZ ARG E 92 25.783 30.311 42.238 1.00199.90 ATOM 167 NH1 ARG E 92 25.686 31.557 42.683 1.00193.72 ATOM 168 NH2 ARG E 92 24.710 29.529 42.259 1.00204.03 ATOM 169 N THR E 93 30.357 26.639 43.455 1.00127.19 ATOM 170 CA THR E 93 30.316 25.253 42.958 1.00143.97 ATOM 171 C THR E 93 29.438 24.250 43.778 1.00136.81 ATOM 172 O THR E 93 28.644 23.553 43.125 1.00142.43 ATOM 173 CB THR E 93 31.737 24.705 42.786 1.00168.02 ATOM 174 OG1 THR E 93 32.508 24.967 43.968 1.00178.70 ATOM 175 CG2 THR E 93 32.456 25.354 41.601 1.00170.80 ATOM 176 N PRO E 94 29.535 24.108 45.137 1.00129.91 ATOM 177 CA PRO E 94 28.673 23.114 45.823 1.00133.00 ATOM 178 C PRO E 94 27.210 23.544 45.880 1.00136.63 ATOM 179 O PRO E 94 26.325 22.695 45.891 1.00152.49 ATOM 180 CB PRO E 94 29.265 23.036 47.227 1.00123.62 ATOM 181 CG PRO E 94 29.872 24.360 47.433 1.00127.82 ATOM 182 CD PRO E 94 30.405 24.799 46.114 1.00131.43 ATOM 183 N LEU E 95 26.985 24.869 45.871 1.00127.57 ATOM 184 CA LEU E 95 25.664 25.469 45.856 1.00135.23 ATOM 185 C LEU E 95 24.933 25.078 44.573 1.00141.24 ATOM 186 O LEU E 95 23.746 24.787 44.639 1.00156.15 ATOM 187 CB LEU E 95 25.748 26.994 46.012 1.00146.19 ATOM 188 CG LEU E 95 24.386 27.727 46.107 1.00151.01 ATOM 189 CD1 LEU E 95 23.447 27.129 47.163 1.00144.15 ATOM 190 CD2 LEU E 95 24.531 29.170 46.223 1.00160.74 ATOM 191 N THR E 96 25.648 25.002 43.433 1.00131.10 ATOM 192 CA THR E 96 25.102 24.578 42.139 1.00133.75 ATOM 193 C THR E 96 24.679 23.115 42.223 1.00133.46 ATOM 194 O THR E 96 23.593 22.778 41.748 1.00147.73 ATOM 195 CB THR E 96 26.112 24.819 41.013 1.00136.26 ATOM 196 OG1 THR E 96 26.473 26.195 41.012 1.00147.79 ATOM 197 CG2 THR E 96 25.581 24.410 39.626 1.00131.56 ATOM 198 N ARG E 97 25.525 22.259 42.846 1.00127.51 ATOM 199 CA ARG E 97 25.249 20.829 43.022 1.00142.53 ATOM 200 C ARG E 97 24.028 20.648 43.909 1.00139.32 ATOM 201 O ARG E 97 23.196 19.784 43.628 1.00146.81 ATOM 202 CB ARG E 97 26.468 20.081 43.593 1.00155.10 ATOM 203 CG ARG E 97 27.704 20.134 42.694 1.00123.03 ATOM 204 CD ARG E 97 28.814 19.229 43.178 1.00144.73 ATOM 205 NE ARG E 97 29.485 19.738 44.374 1.00146.80 ATOM 206 CZ ARG E 97 30.708 20.261 44.391 1.00171.40 ATOM 207 NH1 ARG E 97 31.408 20.373 43.267 1.00179.34 ATOM 208 NH2 ARG E 97 31.241 20.680 45.531 1.00178.47 ATOM 209 N LEU E 98 23.893 21.519 44.941 1.00127.89 ATOM 210 CA LEU E 98 22.766 21.551 45.874 1.00121.66 ATOM 211 C LEU E 98 21.496 21.941 45.138 1.00119.29 ATOM 212 O LEU E 98 20.477 21.268 45.304 1.00122.45 ATOM 213 CB LEU E 98 23.026 22.531 47.030 1.00125.35 ATOM 214 CG LEU E 98 22.031 22.506 48.197 1.00130.88 ATOM 215 CD1 LEU E 98 22.743 22.790 49.488 1.00130.24 ATOM 216 CD2 LEU E 98 20.870 23.506 47.995 1.00103.68 ATOM 217 N GLN E 99 21.562 23.027 44.324 1.00126.80 ATOM 218 CA GLN E 99 20.443 23.540 43.530 1.00148.03 ATOM 219 C GLN E 99 19.975 22.508 42.529 1.00161.93 ATOM 220 O GLN E 99 18.782 22.457 42.228 1.00176.95 ATOM 221 CB GLN E 99 20.816 24.839 42.809 1.00146.07 ATOM 222 CG GLN E 99 20.824 26.040 43.734 1.00146.77 ATOM 223 CD GLN E 99 21.259 27.291 43.028 1.00154.34 ATOM 224 OE1 GLN E 99 22.321 27.345 42.375 1.00154.12 ATOM 225 NE2 GLN E 99 20.440 28.332 43.138 1.00163.86 ATOM 226 N LEU E 100 20.907 21.671 42.045 1.00151.70 ATOM 227 CA LEU E 100 20.620 20.589 41.123 1.00141.75 ATOM 228 C LEU E 100 19.847 19.489 41.831 1.00154.11 ATOM 229 O LEU E 100 18.874 18.987 41.271 1.00165.55 ATOM 230 CB LEU E 100 21.917 20.039 40.491 1.00139.25 ATOM 231 CG LEU E 100 21.734 18.888 39.495 1.00142.85 ATOM 232 CD1 LEU E 100 20.891 19.309 38.285 1.00140.82 ATOM 233 CD2 LEU E 100 23.055 18.336 39.072 1.00133.88 ATOM 234 N GLY E 101 20.285 19.149 43.048 1.00165.43 ATOM 235 CA GLY E 101 19.676 18.139 43.899 1.00175.89 ATOM 236 C GLY E 101 18.220 18.424 44.203 1.00169.36 ATOM 237 O GLY E 101 17.370 17.554 44.010 1.00171.95 ATOM 238 N THR E 102 17.925 19.680 44.613 1.00158.01 ATOM 239 CA THR E 102 16.566 20.160 44.927 1.00162.35 ATOM 240 C THR E 102 15.665 20.063 43.702 1.00164.64 ATOM 241 O THR E 102 14.513 19.650 43.830 1.00176.18 ATOM 242 CB THR E 102 16.574 21.606 45.471 1.00168.18 ATOM 243 OG1 THR E 102 17.070 22.488 44.466 1.00172.32 ATOM 244 CG2 THR E 102 17.405 21.755 46.733 1.00168.73 ATOM 245 N ALA E 103 16.204 20.433 42.526 1.00157.67 ATOM 246 CA ALA E 103 15.496 20.395 41.241 1.00157.15 ATOM 247 C ALA E 103 15.106 18.964 40.879 1.00157.16 ATOM 248 O ALA E 103 14.006 18.741 40.375 1.00158.12 ATOM 249 CB ALA E 103 16.367 20.996 40.140 1.00161.30 ATOM 250 N LEU E 104 15.988 17.993 41.192 1.00151.45 ATOM 251 CA LEU E 104 15.759 16.578 40.921 1.00158.11 ATOM 252 C LEU E 104 14.752 15.986 41.892 1.00170.89 ATOM 253 O LEU E 104 14.101 14.999 41.546 1.00185.81 ATOM 254 CB LEU E 104 17.065 15.786 40.947 1.00161.53 ATOM 255 CG LEU E 104 17.991 16.039 39.759 1.00165.17 ATOM 256 CD1 LEU E 104 19.411 15.732 40.108 1.00176.06 ATOM 257 CD2 LEU E 104 17.573 15.242 38.544 1.00161.53 ATOM 258 N LEU E 105 14.602 16.600 43.082 1.00162.76 ATOM 259 CA LEU E 105 13.621 16.164 44.071 1.00163.59 ATOM 260 C LEU E 105 12.229 16.512 43.608 1.00170.77 ATOM 261 O LEU E 105 11.314 15.707 43.771 1.00191.12 ATOM 262 CB LEU E 105 13.872 16.770 45.453 1.00156.26 ATOM 263 CG LEU E 105 14.452 15.822 46.501 1.00164.83 ATOM 264 CD1 LEU E 105 14.601 16.530 47.809 1.00173.35 ATOM 265 CD2 LEU E 105 13.607 14.549 46.673 1.00169.90 ATOM 266 N ARG E 106 12.085 17.694 42.973 1.00151.19 ATOM 267 CA ARG E 106 10.833 18.195 42.414 1.00151.20 ATOM 268 C ARG E 106 10.326 17.304 41.281 1.00174.12 ATOM 269 O ARG E 106 9.139 17.352 40.966 1.00195.18 ATOM 270 CB ARG E 106 10.972 19.637 41.936 1.00157.05 ATOM 271 CG ARG E 106 10.885 20.626 43.079 1.00176.40 ATOM 272 CD ARG E 106 10.881 22.031 42.554 1.00196.64 ATOM 273 NE ARG E 106 9.532 22.512 42.280 1.00212.80 ATOM 274 CZ ARG E 106 8.780 23.173 43.150 1.00226.79 ATOM 275 NH1 ARG E 106 9.232 23.425 44.373 1.00227.41 ATOM 276 NH2 ARG E 106 7.576 23.600 42.803 1.00233.50 ATOM 277 N ARG E 107 11.205 16.465 40.703 1.00182.27 ATOM 278 CA ARG E 107 10.821 15.526 39.658 1.00204.16 ATOM 279 C ARG E 107 10.146 14.286 40.264 1.00215.26 ATOM 280 O ARG E 107 8.993 14.004 39.940 1.00218.87 ATOM 281 CB ARG E 107 12.031 15.110 38.802 1.00212.97 ATOM 282 CG ARG E 107 12.331 16.028 37.622 1.00222.08 ATOM 283 CD ARG E 107 13.559 15.535 36.881 1.00242.38 ATOM 284 NE ARG E 107 14.064 16.515 35.922 1.00261.00 ATOM 285 CZ ARG E 107 15.133 16.336 35.151 1.00272.94 ATOM 286 NH1 ARG E 107 15.822 15.204 35.212 1.00282.70 ATOM 287 NH2 ARG E 107 15.523 17.289 34.315 1.00270.86 ATOM 288 N ARG E 108 10.849 13.586 41.174 1.00218.07 ATOM 289 CA ARG E 108 10.418 12.324 41.782 1.00226.44 ATOM 290 C ARG E 108 9.380 12.441 42.890 1.00232.83 ATOM 291 O ARG E 108 8.542 11.546 43.008 1.00250.07 ATOM 292 CB ARG E 108 11.614 11.567 42.340 1.00227.01 ATOM 293 CG ARG E 108 12.575 11.087 41.274 1.00241.50 ATOM 294 CD ARG E 108 13.597 10.200 41.921 1.00257.79 ATOM 295 NE ARG E 108 14.560 9.672 40.962 1.00273.82 ATOM 296 CZ ARG E 108 15.569 8.877 41.293 1.00282.66 ATOM 297 NH1 ARG E 108 15.756 8.520 42.557 1.00281.57 ATOM 298 NH2 ARG E 108 16.404 8.433 40.364 1.00289.84 ATOM 299 N SER E 109 9.453 13.474 43.735 1.00211.79 ATOM 300 CA SER E 109 8.497 13.612 44.829 1.00217.95 ATOM 301 C SER E 109 7.639 14.867 44.663 1.00209.72 ATOM 302 O SER E 109 7.095 15.384 45.642 1.00201.14 ATOM 303 CB SER E 109 9.220 13.626 46.178 1.00228.56 ATOM 304 OG SER E 109 9.769 14.898 46.466 1.00239.29 ATOM 305 N GLY E 110 7.536 15.337 43.412 1.00211.37 ATOM 306 CA GLY E 110 6.783 16.525 43.030 1.00213.38 ATOM 307 C GLY E 110 7.063 17.714 43.923 1.00205.17 ATOM 308 O GLY E 110 8.176 17.873 44.434 1.00208.42 ATOM 309 N GLU E 111 6.035 18.511 44.163 1.00196.90 ATOM 310 CA GLU E 111 6.159 19.664 45.030 1.00203.81 ATOM 311 C GLU E 111 5.857 19.267 46.476 1.00214.65 ATOM 312 O GLU E 111 5.182 18.265 46.730 1.00225.87 ATOM 313 CB GLU E 111 5.214 20.774 44.555 1.00205.92 ATOM 314 CG GLU E 111 5.538 22.150 45.113 1.00210.50 ATOM 315 CD GLU E 111 4.841 23.298 44.411 1.00222.30 ATOM 316 OE1 GLU E 111 3.696 23.113 43.938 1.00223.93 ATOM 317 OE2 GLU E 111 5.471 24.374 44.287 1.00228.86 ATOM 318 N SER E 112 6.430 20.040 47.414 1.00212.14 ATOM 319 CA SER E 112 6.207 19.947 48.849 1.00207.94 ATOM 320 C SER E 112 6.361 21.342 49.446 1.00209.40 ATOM 321 O SER E 112 6.799 22.268 48.754 1.00211.48 ATOM 322 CB SER E 112 7.148 18.937 49.505 1.00200.72 ATOM 323 OG SER E 112 8.489 19.383 49.508 1.00197.73 ATOM 324 N LYS E 113 5.993 21.486 50.721 1.00211.13 ATOM 325 CA LYS E 113 6.123 22.739 51.450 1.00216.58 ATOM 326 C LYS E 113 7.570 22.927 51.912 1.00222.42 ATOM 327 O LYS E 113 8.086 24.049 51.882 1.00221.77 ATOM 328 CB LYS E 113 5.133 22.774 52.620 1.00216.71 ATOM 329 CG LYS E 113 3.712 23.013 52.114 1.00217.82 ATOM 330 CD LYS E 113 2.674 22.929 53.206 1.00216.79 ATOM 331 CE LYS E 113 1.260 23.041 52.677 1.00210.79 ATOM 332 NZ LYS E 113 0.248 22.778 53.739 1.00205.15 ATOM 333 N GLU E 114 8.239 21.812 52.265 1.00228.34 ATOM 334 CA GLU E 114 9.625 21.800 52.731 1.00231.28 ATOM 335 C GLU E 114 10.576 22.133 51.582 1.00218.95 ATOM 336 O GLU E 114 11.528 22.879 51.801 1.00209.69 ATOM 337 CB GLU E 114 9.998 20.473 53.393 1.00235.95 ATOM 338 CG GLU E 114 9.021 19.978 54.455 1.00247.15 ATOM 339 CD GLU E 114 7.913 19.060 53.966 1.00256.01 ATOM 340 OE1 GLU E 114 7.243 19.398 52.962 1.00257.86 ATOM 341 OE2 GLU E 114 7.705 18.001 54.599 1.00260.30 ATOM 342 N LEU E 115 10.264 21.658 50.352 1.00215.68 ATOM 343 CA LEU E 115 11.043 21.951 49.149 1.00209.97 ATOM 344 C LEU E 115 10.966 23.420 48.822 1.00218.28 ATOM 345 O LEU E 115 11.955 23.993 48.380 1.00224.73 ATOM 346 CB LEU E 115 10.606 21.124 47.939 1.00208.82 ATOM 347 CG LEU E 115 11.310 19.762 47.774 1.00210.10 ATOM 348 CD1 LEU E 115 10.569 18.909 46.806 1.00216.54 ATOM 349 CD2 LEU E 115 12.759 19.935 47.311 1.00202.80 ATOM 350 N GLU E 116 9.803 24.040 49.087 1.00221.52 ATOM 351 CA GLU E 116 9.598 25.471 48.884 1.00225.83 ATOM 352 C GLU E 116 10.525 26.275 49.788 1.00210.85 ATOM 353 O GLU E 116 11.044 27.296 49.336 1.00209.90 ATOM 354 CB GLU E 116 8.143 25.881 49.134 1.00239.12 ATOM 355 CG GLU E 116 7.177 25.576 48.006 1.00252.87 ATOM 356 CD GLU E 116 5.713 25.569 48.439 1.00266.45 ATOM 357 OE1 GLU E 116 5.312 26.440 49.247 1.00272.31 ATOM 358 OE2 GLU E 116 5.003 24.603 48.072 1.00270.44 ATOM 359 N ARG E 117 10.744 25.817 51.041 1.00201.48 ATOM 360 CA ARG E 117 11.622 26.465 52.019 1.00198.92 ATOM 361 C ARG E 117 13.091 26.304 51.620 1.00188.46 ATOM 362 O ARG E 117 13.836 27.290 51.643 1.00187.36 ATOM 363 CB ARG E 117 11.383 25.897 53.427 1.00210.68 ATOM 364 CG ARG E 117 9.918 25.905 53.837 1.00234.06 ATOM 365 CD ARG E 117 9.628 24.879 54.909 1.00249.03 ATOM 366 NE ARG E 117 8.191 24.721 55.138 1.00258.00 ATOM 367 CZ ARG E 117 7.655 23.834 55.969 1.00260.11 ATOM 368 NH1 ARG E 117 8.430 23.004 56.657 1.00258.42 ATOM 369 NH2 ARG E 117 6.339 23.764 56.116 1.00262.29 ATOM 370 N ILE E 118 13.502 25.064 51.227 1.00181.80 ATOM 371 CA ILE E 118 14.884 24.759 50.811 1.00176.26 ATOM 372 C ILE E 118 15.253 25.564 49.557 1.00170.43 ATOM 373 O ILE E 118 16.331 26.154 49.517 1.00180.16 ATOM 374 CB ILE E 118 15.117 23.241 50.620 1.00181.14 ATOM 375 CG1 ILE E 118 14.917 22.488 51.948 1.00194.52 ATOM 376 CG2 ILE E 118 16.508 22.941 50.018 1.00175.13 ATOM 377 CD1 ILE E 118 14.265 21.180 51.803 1.00207.09 ATOM 378 N GLU E 119 14.348 25.636 48.575 1.00161.67 ATOM 379 CA GLU E 119 14.591 26.408 47.352 1.00170.11 ATOM 380 C GLU E 119 14.640 27.915 47.624 1.00179.63 ATOM 381 O GLU E 119 15.400 28.621 46.960 1.00183.50 ATOM 382 CB GLU E 119 13.557 26.098 46.299 1.00185.83 ATOM 383 CG GLU E 119 13.887 24.831 45.530 1.00208.19 ATOM 384 CD GLU E 119 12.874 24.540 44.447 1.00228.02 ATOM 385 OE1 GLU E 119 11.804 25.197 44.426 1.00230.25 ATOM 386 OE2 GLU E 119 13.171 23.669 43.598 1.00235.15 ATOM 387 N THR E 120 13.868 28.397 48.627 1.00183.08 ATOM 388 CA THR E 120 13.885 29.807 49.027 1.00183.26 ATOM 389 C THR E 120 15.265 30.155 49.566 1.00175.69 ATOM 390 O THR E 120 15.863 31.132 49.112 1.00172.16 ATOM 391 CB THR E 120 12.786 30.129 50.051 1.00185.46 ATOM 392 OG1 THR E 120 11.518 29.736 49.518 1.00186.81 ATOM 393 CG2 THR E 120 12.756 31.618 50.430 1.00184.74 ATOM 394 N GLU E 121 15.778 29.343 50.512 1.00172.64 ATOM 395 CA GLU E 121 17.091 29.542 51.129 1.00172.55 ATOM 396 C GLU E 121 18.198 29.342 50.119 1.00161.66 ATOM 397 O GLU E 121 19.193 30.063 50.179 1.00162.93 ATOM 398 CB GLU E 121 17.295 28.619 52.338 1.00176.73 ATOM 399 CG GLU E 121 16.243 28.785 53.428 1.00191.58 ATOM 400 CD GLU E 121 15.988 30.173 53.992 1.00198.56 ATOM 401 OE1 GLU E 121 16.852 31.068 53.842 1.00206.86 ATOM 402 OE2 GLU E 121 14.924 30.354 54.625 1.00191.91 ATOM 403 N ALA E 122 18.010 28.410 49.161 1.00152.45 ATOM 404 CA ALA E 122 18.970 28.146 48.083 1.00151.86 ATOM 405 C ALA E 122 19.124 29.374 47.183 1.00157.79 ATOM 406 O ALA E 122 20.251 29.716 46.827 1.00150.79 ATOM 407 CB ALA E 122 18.544 26.938 47.264 1.00152.10 ATOM 408 N GLN E 123 18.004 30.066 46.876 1.00168.23 ATOM 409 CA GLN E 123 18.014 31.293 46.079 1.00177.10 ATOM 410 C GLN E 123 18.636 32.433 46.851 1.00168.81 ATOM 411 O GLN E 123 19.334 33.243 46.241 1.00161.40 ATOM 412 CB GLN E 123 16.621 31.694 45.619 1.00193.38 ATOM 413 CG GLN E 123 16.175 30.967 44.366 1.00208.09 ATOM 414 CD GLN E 123 14.686 31.057 44.184 1.00224.84 ATOM 415 OE1 GLN E 123 13.899 31.209 45.129 1.00227.29 ATOM 416 NE2 GLN E 123 14.260 30.986 42.942 1.00230.95 ATOM 417 N ARG E 124 18.405 32.484 48.188 1.00166.20 ATOM 418 CA ARG E 124 18.988 33.490 49.074 1.00165.85 ATOM 419 C ARG E 124 20.504 33.387 49.005 1.00156.33 ATOM 420 O ARG E 124 21.163 34.395 48.755 1.00154.16 ATOM 421 CB ARG E 124 18.484 33.317 50.524 1.00183.30 ATOM 422 CG ARG E 124 18.877 34.439 51.474 1.00201.07 ATOM 423 CD ARG E 124 18.008 35.660 51.285 1.00219.76 ATOM 424 NE ARG E 124 18.474 36.790 52.080 1.00227.56 ATOM 425 CZ ARG E 124 19.317 37.718 51.645 1.00231.36 ATOM 426 NH1 ARG E 124 19.815 37.650 50.416 1.00233.07 ATOM 427 NH2 ARG E 124 19.672 38.720 52.433 1.00231.10 ATOM 428 N LEU E 125 21.041 32.153 49.133 1.00153.49 ATOM 429 CA LEU E 125 22.473 31.873 49.068 1.00157.26 ATOM 430 C LEU E 125 23.006 32.170 47.686 1.00160.20 ATOM 431 O LEU E 125 24.066 32.782 47.573 1.00154.97 ATOM 432 CB LEU E 125 22.776 30.427 49.468 1.00153.26 ATOM 433 CG LEU E 125 22.561 30.118 50.943 1.00155.16 ATOM 434 CD1 LEU E 125 22.249 28.670 51.155 1.00163.15 ATOM 435 CD2 LEU E 125 23.753 30.578 51.790 1.00144.10 ATOM 436 N ASP E 126 22.228 31.817 46.649 1.00167.12 ATOM 437 CA ASP E 126 22.587 32.045 45.254 1.00172.40 ATOM 438 C ASP E 126 22.835 33.522 44.987 1.00170.24 ATOM 439 O ASP E 126 23.911 33.865 44.499 1.00183.77 ATOM 440 CB ASP E 126 21.512 31.485 44.307 1.00180.42 ATOM 441 CG ASP E 126 21.799 31.719 42.845 1.00187.67 ATOM 442 OD1 ASP E 126 22.980 31.620 42.444 1.00188.71 ATOM 443 OD2 ASP E 126 20.853 32.027 42.104 1.00193.57 ATOM 444 N SER E 127 21.878 34.391 45.355 1.00162.41 ATOM 445 CA SER E 127 22.007 35.831 45.162 1.00162.88 ATOM 446 C SER E 127 23.207 36.379 45.937 1.00161.51 ATOM 447 O SER E 127 23.931 37.209 45.395 1.00177.93 ATOM 448 CB SER E 127 20.730 36.560 45.568 1.00165.37 ATOM 449 OG SER E 127 20.743 36.939 46.932 1.00164.26 ATOM 450 N MET E 128 23.444 35.868 47.164 1.00142.18 ATOM 451 CA MET E 128 24.565 36.286 48.008 1.00139.70 ATOM 452 C MET E 128 25.907 35.978 47.339 1.00142.06 ATOM 453 O MET E 128 26.794 36.843 47.320 1.00149.15 ATOM 454 CB MET E 128 24.483 35.630 49.386 1.00139.37 ATOM 455 CG MET E 128 23.494 36.320 50.316 1.00143.16 ATOM 456 SD MET E 128 23.632 35.809 52.034 1.00182.82 ATOM 457 CE MET E 128 22.423 34.670 52.076 1.00152.97 ATOM 458 N ILE E 129 26.034 34.780 46.723 1.00148.52 ATOM 459 CA ILE E 129 27.256 34.356 46.025 1.00157.84 ATOM 460 C ILE E 129 27.476 35.237 44.814 1.00170.01 ATOM 461 O ILE E 129 28.597 35.701 44.609 1.00176.00 ATOM 462 CB ILE E 129 27.259 32.851 45.646 1.00154.77 ATOM 463 CG1 ILE E 129 27.005 31.947 46.874 1.00132.44 ATOM 464 CG2 ILE E 129 28.558 32.446 44.923 1.00148.74 ATOM 465 CD1 ILE E 129 27.894 32.191 48.109 1.00131.57 ATOM 466 N ASN E 130 26.403 35.499 44.047 1.00173.41 ATOM 467 CA ASN E 130 26.448 36.351 42.861 1.00174.55 ATOM 468 C ASN E 130 26.932 37.733 43.218 1.00184.93 ATOM 469 O ASN E 130 27.787 38.252 42.510 1.00192.10 ATOM 470 CB ASN E 130 25.101 36.429 42.170 1.00184.66 ATOM 471 CG ASN E 130 24.718 35.169 41.440 1.00214.35 ATOM 472 OD1 ASN E 130 25.561 34.341 41.045 1.00227.77 ATOM 473 ND2 ASN E 130 23.425 35.008 41.211 1.00221.91 ATOM 474 N ASP E 131 26.465 38.290 44.354 1.00191.40 ATOM 475 CA ASP E 131 26.872 39.610 44.833 1.00194.96 ATOM 476 C ASP E 131 28.321 39.611 45.261 1.00178.94 ATOM 477 O ASP E 131 29.014 40.600 45.010 1.00179.81 ATOM 478 CB ASP E 131 25.980 40.095 45.979 1.00206.38 ATOM 479 CG ASP E 131 24.543 40.304 45.584 1.00220.93 ATOM 480 OD1 ASP E 131 24.301 40.750 44.443 1.00228.03 ATOM 481 OD2 ASP E 131 23.652 39.995 46.406 1.00226.15 ATOM 482 N LEU E 132 28.783 38.496 45.859 1.00165.74 ATOM 483 CA LEU E 132 30.170 38.339 46.274 1.00154.09 ATOM 484 C LEU E 132 31.066 38.299 45.048 1.00161.07 ATOM 485 O LEU E 132 32.121 38.937 45.045 1.00157.93 ATOM 486 CB LEU E 132 30.347 37.094 47.139 1.00148.10 ATOM 487 CG LEU E 132 29.936 37.256 48.605 1.00147.60 ATOM 488 CD1 LEU E 132 29.836 35.914 49.289 1.00152.94 ATOM 489 CD2 LEU E 132 30.888 38.202 49.349 1.00153.08 ATOM 490 N LEU E 133 30.597 37.625 43.979 1.00174.07 ATOM 491 CA LEU E 133 31.289 37.542 42.692 1.00186.56 ATOM 492 C LEU E 133 31.431 38.921 42.069 1.00191.77 ATOM 493 O LEU E 133 32.533 39.280 41.659 1.00201.33 ATOM 494 CB LEU E 133 30.570 36.596 41.715 1.00188.87 ATOM 495 CG LEU E 133 30.812 35.114 41.944 1.00186.88 ATOM 496 CD1 LEU E 133 29.817 34.304 41.171 1.00180.37 ATOM 497 CD2 LEU E 133 32.243 34.720 41.534 1.00189.78 ATOM 498 N VAL E 134 30.338 39.720 42.074 1.00183.67 ATOM 499 CA VAL E 134 30.298 41.088 41.543 1.00182.48 ATOM 500 C VAL E 134 31.301 41.936 42.309 1.00185.04 ATOM 501 O VAL E 134 32.058 42.697 41.704 1.00197.86 ATOM 502 CB VAL E 134 28.866 41.696 41.597 1.00185.25 ATOM 503 CG1 VAL E 134 28.850 43.182 41.223 1.00203.00 ATOM 504 CG2 VAL E 134 27.911 40.922 40.699 1.00186.12 ATOM 505 N MET E 135 31.335 41.760 43.636 1.00172.73 ATOM 506 CA MET E 135 32.241 42.474 44.531 1.00160.25 ATOM 507 C MET E 135 33.703 42.116 44.254 1.00168.00 ATOM 508 O MET E 135 34.561 42.968 44.432 1.00180.82 ATOM 509 CB MET E 135 31.881 42.173 45.984 1.00147.33 ATOM 510 CG MET E 135 32.691 42.964 46.989 1.00147.86 ATOM 511 SD MET E 135 32.829 42.188 48.614 1.00172.66 ATOM 512 CE MET E 135 33.769 40.758 48.206 1.00185.84 ATOM 513 N SER E 136 33.986 40.885 43.793 1.00170.68 ATOM 514 CA SER E 136 35.360 40.478 43.506 1.00182.61 ATOM 515 C SER E 136 35.772 40.828 42.069 1.00183.76 ATOM 516 O SER E 136 36.954 40.737 41.723 1.00189.81 ATOM 517 CB SER E 136 35.555 38.988 43.781 1.00192.38 ATOM 518 OG SER E 136 34.882 38.168 42.847 1.00197.98 ATOM 519 N ARG E 137 34.797 41.238 41.240 1.00178.70 ATOM 520 CA ARG E 137 35.061 41.675 39.872 1.00192.39 ATOM 521 C ARG E 137 35.208 43.185 39.879 1.00206.09 ATOM 522 O ARG E 137 35.959 43.730 39.071 1.00215.34 ATOM 523 CB ARG E 137 33.974 41.201 38.898 1.00196.63 ATOM 524 CG ARG E 137 34.136 39.726 38.552 1.00204.79 ATOM 525 CD ARG E 137 33.011 39.207 37.692 1.00215.07 ATOM 526 NE ARG E 137 32.809 37.774 37.914 1.00218.57 ATOM 527 CZ ARG E 137 31.974 37.012 37.217 1.00223.47 ATOM 528 NH1 ARG E 137 31.259 37.531 36.227 1.00234.44 ATOM 529 NH2 ARG E 137 31.854 35.723 37.497 1.00215.70 ATOM 530 N ASN E 138 34.544 43.858 40.844 1.00205.33 ATOM 531 CA ASN E 138 34.619 45.305 41.015 1.00206.13 ATOM 532 C ASN E 138 35.807 45.684 41.892 1.00220.34 ATOM 533 O ASN E 138 36.359 46.767 41.697 1.00232.54 ATOM 534 CB ASN E 138 33.319 45.882 41.541 1.00197.40 ATOM 535 CG ASN E 138 32.208 45.862 40.520 1.00199.52 ATOM 536 OD1 ASN E 138 32.401 45.601 39.318 1.00199.27 ATOM 537 ND2 ASN E 138 30.998 46.128 40.978 1.00197.60 ATOM 538 N GLN E 139 36.247 44.780 42.795 1.00222.90 ATOM 539 CA GLN E 139 37.467 44.987 43.586 1.00224.63 ATOM 540 C GLN E 139 38.660 44.891 42.655 1.00217.09 ATOM 541 O GLN E 139 39.658 45.585 42.850 1.00206.21 ATOM 542 CB GLN E 139 37.609 43.947 44.702 1.00233.64 ATOM 543 CG GLN E 139 36.926 44.318 46.002 1.00236.56 ATOM 544 CD GLN E 139 37.147 43.282 47.076 1.00235.19 ATOM 545 OE1 GLN E 139 36.743 43.479 48.222 1.00230.80 ATOM 546 NE2 GLN E 139 37.804 42.161 46.764 1.00237.60 ATOM 547 N GLN E 140 38.520 44.029 41.622 1.00224.40 ATOM 548 CA GLN E 140 39.480 43.764 40.553 1.00235.80 ATOM 549 C GLN E 140 39.808 45.045 39.766 1.00247.42 ATOM 550 O GLN E 140 40.973 45.252 39.435 1.00246.31 ATOM 551 CB GLN E 140 38.918 42.684 39.621 1.00240.13 ATOM 552 CG GLN E 140 39.947 42.032 38.715 1.00249.60 ATOM 553 CD GLN E 140 39.318 41.002 37.825 1.00253.97 ATOM 554 OE1 GLN E 140 38.367 41.270 37.077 1.00252.90 ATOM 555 NE2 GLN E 140 39.853 39.793 37.862 1.00256.75 ATOM 556 N LYS E 141 38.805 45.913 39.502 1.00258.57 ATOM 557 CA LYS E 141 38.987 47.193 38.798 1.00267.30 ATOM 558 C LYS E 141 39.507 48.311 39.715 1.00282.18 ATOM 559 O LYS E 141 39.739 49.428 39.246 1.00282.72 ATOM 560 CB LYS E 141 37.665 47.658 38.182 1.00258.45 ATOM 561 CG LYS E 141 37.311 47.016 36.866 1.00249.95 ATOM 562 CD LYS E 141 35.850 47.266 36.618 1.00240.54 ATOM 563 CE LYS E 141 35.294 46.593 35.395 1.00237.61 ATOM 564 NZ LYS E 141 33.827 46.824 35.294 1.00237.47 ATOM 565 N ASN E 142 39.646 48.027 41.022 1.00290.85 ATOM 566 CA ASN E 142 40.076 49.020 42.009 1.00292.29 ATOM 567 C ASN E 142 41.252 48.520 42.851 1.00287.48 ATOM 568 O ASN E 142 41.607 49.151 43.849 1.00286.96 ATOM 569 CB ASN E 142 38.898 49.413 42.910 1.00287.28 ATOM 570 CG ASN E 142 37.723 50.019 42.179 1.00285.01 ATOM 571 OD1 ASN E 142 37.832 50.569 41.074 1.00289.13 ATOM 572 ND2 ASN E 142 36.551 49.939 42.781 1.00279.52 TER