HEADER IMMUNE SYSTEM/TRANSPORT PROTEIN 26-OCT-05 2ESG TITLE Solution structure of the complex between immunoglobulin IgA1 and TITLE 2 human serum albumin COMPND MOL_ID: 2; COMPND 2 MOLECULE: Immunoglobulin A1 heavy chain; COMPND 3 CHAIN: A, B; EXPDTA SOLUTION SCATTERING DBREF 2ESG B 1 475 PDB 2ESG 2ESG 1 475 SEQRES 1 B 105 ALA SER PRO THR SER PRO LYS VAL PHE PRO LEU SER LEU SEQRES 2 B 105 CYS SER THR GLN PRO ASP GLY ASN VAL VAL ILE ALA CYS SEQRES 3 B 105 LEU VAL GLN GLY PHE PHE PRO GLN GLU PRO LEU SER VAL SEQRES 4 B 105 THR TRP SER GLU SER GLY GLN GLY VAL THR ALA ARG ASN SEQRES 5 B 105 PHE PRO PRO SER GLN ASP ALA SER GLY ASP LEU TYR THR SEQRES 6 B 105 THR SER SER GLN LEU THR LEU PRO ALA THR GLN CYS LEU SEQRES 7 B 105 ALA GLY LYS SER VAL THR CYS HIS VAL LYS HIS TYR THR SEQRES 8 B 105 ASN PRO SER GLN ASP VAL THR VAL PRO CYS PRO VAL PRO SEQRES 9 B 105 SER ATOM 1 CA ALA B 123 -88.090 24.003 -35.819 0.00 0.00 ATOM 2 CA SER B 124 -86.968 21.267 -38.163 0.00 0.00 ATOM 3 CA PRO B 125 -86.334 17.589 -37.143 0.00 0.00 ATOM 4 CA THR B 126 -82.600 16.636 -37.474 0.00 0.00 ATOM 5 CA SER B 127 -81.035 13.136 -36.985 0.00 0.00 ATOM 6 CA PRO B 128 -77.928 12.754 -34.691 0.00 0.00 ATOM 7 CA LYS B 129 -74.391 12.453 -36.127 0.00 0.00 ATOM 8 CA VAL B 130 -72.469 9.944 -33.975 0.00 0.00 ATOM 9 CA PHE B 131 -68.710 10.524 -33.383 0.00 0.00 ATOM 10 CA PRO B 132 -66.137 8.344 -31.540 0.00 0.00 ATOM 11 CA LEU B 133 -64.452 9.557 -28.329 0.00 0.00 ATOM 12 CA SER B 134 -61.181 7.544 -27.991 0.00 0.00 ATOM 13 CA LEU B 135 -57.551 8.147 -26.817 0.00 0.00 ATOM 14 CA CYS B 136 -54.322 6.561 -28.191 0.00 0.00 ATOM 15 CA SER B 137 -51.764 6.718 -25.252 0.00 0.00 ATOM 16 CA THR B 138 -53.402 9.934 -23.811 0.00 0.00 ATOM 17 CA GLN B 139 -55.428 8.082 -21.052 0.00 0.00 ATOM 18 CA PRO B 140 -53.794 6.940 -17.710 0.00 0.00 ATOM 19 CA ASP B 141 -52.127 3.421 -17.643 0.00 0.00 ATOM 20 CA GLY B 142 -54.720 1.041 -16.015 0.00 0.00 ATOM 21 CA ASN B 143 -58.338 2.051 -16.911 0.00 0.00 ATOM 22 CA VAL B 144 -59.875 2.976 -20.323 0.00 0.00 ATOM 23 CA VAL B 145 -62.595 5.629 -21.042 0.00 0.00 ATOM 24 CA ILE B 146 -64.210 5.504 -24.508 0.00 0.00 ATOM 25 CA ALA B 147 -67.405 7.227 -25.606 0.00 0.00 ATOM 26 CA CYS B 148 -69.853 8.221 -28.372 0.00 0.00 ATOM 27 CA LEU B 149 -70.782 11.891 -28.954 0.00 0.00 ATOM 28 CA VAL B 150 -74.451 11.899 -30.252 0.00 0.00 ATOM 29 CA GLN B 151 -74.437 15.353 -31.879 0.00 0.00 ATOM 30 CA GLY B 152 -76.851 17.897 -33.426 0.00 0.00 ATOM 31 CA PHE B 153 -80.305 16.312 -33.144 0.00 0.00 ATOM 32 CA PHE B 154 -83.868 17.686 -32.723 0.00 0.00 ATOM 33 CA PRO B 155 -86.201 17.053 -31.067 0.00 0.00 ATOM 34 CA GLN B 156 -84.842 15.449 -27.792 0.00 0.00 ATOM 35 CA GLU B 157 -87.017 12.203 -27.868 0.00 0.00 ATOM 36 CA PRO B 158 -86.012 8.873 -26.111 0.00 0.00 ATOM 37 CA LEU B 159 -82.374 8.014 -26.964 0.00 0.00 ATOM 38 CA SER B 160 -81.532 4.292 -26.344 0.00 0.00 ATOM 39 CA VAL B 161 -77.713 3.891 -26.024 0.00 0.00 ATOM 40 CA THR B 162 -76.349 0.353 -25.557 0.00 0.00 ATOM 41 CA TRP B 163 -72.641 -0.777 -25.626 0.00 0.00 ATOM 42 CA SER B 164 -71.342 -4.188 -26.994 0.00 0.00 ATOM 43 CA GLU B 165 -69.372 -5.005 -23.753 0.00 0.00 ATOM 44 CA SER B 166 -71.102 -5.476 -20.310 0.00 0.00 ATOM 45 CA GLY B 167 -69.673 -6.724 -16.941 0.00 0.00 ATOM 46 CA GLN B 168 -68.893 -6.127 -13.204 0.00 0.00 ATOM 47 CA GLY B 169 -66.181 -3.395 -13.602 0.00 0.00 ATOM 48 CA VAL B 170 -67.516 -1.928 -16.938 0.00 0.00 ATOM 49 CA THR B 171 -69.548 1.253 -16.102 0.00 0.00 ATOM 50 CA ALA B 172 -71.847 2.997 -18.644 0.00 0.00 ATOM 51 CA ARG B 173 -72.755 6.689 -18.081 0.00 0.00 ATOM 52 CA ASN B 174 -75.494 8.170 -20.327 0.00 0.00 ATOM 53 CA PHE B 175 -75.274 12.022 -20.003 0.00 0.00 ATOM 54 CA PRO B 176 -78.735 13.800 -20.316 0.00 0.00 ATOM 55 CA PRO B 177 -79.408 15.934 -23.496 0.00 0.00 ATOM 56 CA SER B 178 -77.936 19.486 -23.405 0.00 0.00 ATOM 57 CA GLN B 179 -79.548 22.158 -25.640 0.00 0.00 ATOM 58 CA ASP B 180 -77.446 24.619 -27.798 0.00 0.00 ATOM 59 CA ALA B 181 -78.902 28.243 -27.814 0.00 0.00 ATOM 60 CA SER B 182 -82.719 28.819 -28.359 0.00 0.00 ATOM 61 CA GLY B 183 -83.920 25.249 -29.214 0.00 0.00 ATOM 62 CA ASP B 184 -81.456 24.962 -32.198 0.00 0.00 ATOM 63 CA LEU B 185 -79.749 21.525 -31.624 0.00 0.00 ATOM 64 CA TYR B 186 -79.443 18.944 -28.754 0.00 0.00 ATOM 65 CA THR B 187 -76.177 17.011 -27.959 0.00 0.00 ATOM 66 CA THR B 188 -75.731 13.976 -25.580 0.00 0.00 ATOM 67 CA SER B 189 -72.577 11.918 -24.786 0.00 0.00 ATOM 68 CA SER B 190 -72.538 8.178 -23.773 0.00 0.00 ATOM 69 CA GLN B 191 -69.351 7.067 -21.889 0.00 0.00 ATOM 70 CA LEU B 192 -68.040 3.488 -21.227 0.00 0.00 ATOM 71 CA THR B 193 -65.380 3.226 -18.421 0.00 0.00 ATOM 72 CA LEU B 194 -63.717 -0.297 -18.313 0.00 0.00 ATOM 73 CA PRO B 195 -60.331 -1.843 -17.167 0.00 0.00 ATOM 74 CA ALA B 196 -57.416 -1.621 -19.731 0.00 0.00 ATOM 75 CA THR B 197 -57.091 -5.492 -19.647 0.00 0.00 ATOM 76 CA GLN B 198 -60.770 -5.627 -20.908 0.00 0.00 ATOM 77 CA CYS B 199 -60.131 -2.998 -23.698 0.00 0.00 ATOM 78 CA LEU B 200 -56.693 -3.812 -25.282 0.00 0.00 ATOM 79 CA ALA B 201 -54.951 -1.789 -28.116 0.00 0.00 ATOM 80 CA GLY B 202 -56.195 -2.794 -31.636 0.00 0.00 ATOM 81 CA LYS B 203 -59.629 -3.959 -30.279 0.00 0.00 ATOM 82 CA SER B 204 -62.976 -2.016 -30.442 0.00 0.00 ATOM 83 CA VAL B 205 -66.344 -1.714 -28.545 0.00 0.00 ATOM 84 CA THR B 206 -69.585 -0.984 -30.502 0.00 0.00 ATOM 85 CA CYS B 207 -71.987 1.774 -29.343 0.00 0.00 ATOM 86 CA HIS B 208 -75.622 1.207 -30.537 0.00 0.00 ATOM 87 CA VAL B 209 -77.755 4.415 -30.641 0.00 0.00 ATOM 88 CA LYS B 210 -81.551 4.344 -31.213 0.00 0.00 ATOM 89 CA HIS B 211 -83.210 7.797 -31.635 0.00 0.00 ATOM 90 CA TYR B 212 -87.135 7.326 -31.293 0.00 0.00 ATOM 91 CA THR B 213 -88.594 4.599 -33.590 0.00 0.00 ATOM 92 CA ASN B 214 -85.810 5.193 -36.192 0.00 0.00 ATOM 93 CA PRO B 215 -83.311 2.398 -37.234 0.00 0.00 ATOM 94 CA SER B 216 -80.285 1.788 -34.910 0.00 0.00 ATOM 95 CA GLN B 217 -77.095 3.800 -35.700 0.00 0.00 ATOM 96 CA ASP B 218 -73.959 1.766 -34.815 0.00 0.00 ATOM 97 CA VAL B 219 -70.350 3.017 -34.309 0.00 0.00 ATOM 98 CA THR B 220 -67.266 0.858 -33.677 0.00 0.00 ATOM 99 CA VAL B 221 -65.127 2.908 -31.207 0.00 0.00 ATOM 100 CA PRO B 222 -61.380 1.990 -30.698 0.00 0.00 ATOM 101 CA CYS B 223 -59.248 1.107 -27.477 0.00 0.00 ATOM 102 CA PRO B 224 -55.494 1.985 -26.800 0.00 0.00 ATOM 103 CA VAL B 225 -51.996 2.486 -28.036 0.00 0.00 ATOM 104 CA PRO B 226 -49.924 2.391 -24.659 0.00 0.00 ATOM 105 CA SER B 227 -46.390 3.016 -22.860 0.00 0.00 TER