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 A 1 475 PDB 2ESG 2ESG 1 475 SEQRES 1 A 118 THR PRO PRO THR PRO SER PRO SER THR PRO PRO THR PRO SEQRES 2 A 118 SER PRO SER CYS CYS HIS PRO ARG LEU SER LEU HIS ARG SEQRES 3 A 118 PRO ALA LEU GLU ASP LEU LEU LEU GLY SER GLU ALA ASN SEQRES 4 A 118 LEU THR CYS THR LEU THR GLY LEU ARG ASP ALA SER GLY SEQRES 5 A 118 VAL THR PHE THR TRP THR PRO SER SER GLY LYS SER ALA SEQRES 6 A 118 VAL GLN GLY PRO PRO GLU ARG ASP LEU CYS GLY CYS TYR SEQRES 7 A 118 SER VAL SER SER VAL LEU PRO GLY CYS ALA GLU PRO TRP SEQRES 8 A 118 ASN HIS GLY LYS THR PHE THR CYS THR ALA ALA TYR PRO SEQRES 9 A 118 GLU SER LYS THR PRO LEU THR ALA THR LEU SER LYS SER SEQRES 10 A 118 GLY ATOM 1 CA THR A 228 43.509 3.578 -11.730 0.00 0.00 ATOM 2 CA PRO A 229 40.365 4.080 -14.053 0.00 0.00 ATOM 3 CA PRO A 230 37.027 5.366 -15.876 0.00 0.00 ATOM 4 CA THR A 231 33.757 5.139 -18.229 0.00 0.00 ATOM 5 CA PRO A 232 31.166 6.655 -20.946 0.00 0.00 ATOM 6 CA SER A 233 27.479 7.105 -22.532 0.00 0.00 ATOM 7 CA PRO A 234 24.819 7.138 -25.561 0.00 0.00 ATOM 8 CA SER A 235 21.708 8.903 -27.401 0.00 0.00 ATOM 9 CA THR A 236 17.824 9.046 -28.377 0.00 0.00 ATOM 10 CA PRO A 237 15.287 9.919 -31.326 0.00 0.00 ATOM 11 CA PRO A 238 12.325 12.514 -31.592 0.00 0.00 ATOM 12 CA THR A 239 8.895 10.941 -30.520 0.00 0.00 ATOM 13 CA PRO A 240 5.261 12.626 -30.549 0.00 0.00 ATOM 14 CA SER A 241 2.573 14.180 -28.767 0.00 0.00 ATOM 15 CA PRO A 242 1.758 17.279 -26.201 0.00 0.00 ATOM 16 CA SER A 243 0.035 19.514 -23.486 0.00 0.00 ATOM 17 CA CYS A 244 -0.656 19.421 -20.511 0.00 0.00 ATOM 18 CA CYS A 245 -3.760 18.158 -22.370 0.00 0.00 ATOM 19 CA HIS A 246 -4.702 15.622 -25.168 0.00 0.00 ATOM 20 CA PRO A 247 -8.262 13.983 -25.197 0.00 0.00 ATOM 21 CA ARG A 248 -8.000 10.117 -24.963 0.00 0.00 ATOM 22 CA LEU A 249 -11.057 7.761 -24.452 0.00 0.00 ATOM 23 CA SER A 250 -10.243 4.388 -22.715 0.00 0.00 ATOM 24 CA LEU A 251 -12.521 1.420 -21.745 0.00 0.00 ATOM 25 CA HIS A 252 -11.231 -0.825 -18.878 0.00 0.00 ATOM 26 CA ARG A 253 -13.097 -4.239 -18.817 0.00 0.00 ATOM 27 CA PRO A 254 -14.483 -6.078 -15.672 0.00 0.00 ATOM 28 CA ALA A 255 -12.112 -8.580 -13.858 0.00 0.00 ATOM 29 CA LEU A 256 -12.650 -12.402 -14.374 0.00 0.00 ATOM 30 CA GLU A 257 -12.423 -13.512 -10.658 0.00 0.00 ATOM 31 CA ASP A 258 -14.926 -10.831 -9.344 0.00 0.00 ATOM 32 CA LEU A 259 -17.591 -11.428 -12.102 0.00 0.00 ATOM 33 CA LEU A 260 -17.407 -15.275 -11.565 0.00 0.00 ATOM 34 CA LEU A 261 -17.316 -15.263 -7.679 0.00 0.00 ATOM 35 CA GLY A 262 -20.551 -13.381 -6.677 0.00 0.00 ATOM 36 CA SER A 263 -21.578 -11.478 -9.926 0.00 0.00 ATOM 37 CA GLU A 264 -19.359 -8.355 -9.319 0.00 0.00 ATOM 38 CA ALA A 265 -18.512 -6.684 -12.706 0.00 0.00 ATOM 39 CA ASN A 266 -18.061 -2.966 -13.605 0.00 0.00 ATOM 40 CA LEU A 267 -17.195 -1.763 -17.140 0.00 0.00 ATOM 41 CA THR A 268 -15.254 1.466 -16.629 0.00 0.00 ATOM 42 CA CYS A 269 -15.167 4.462 -19.034 0.00 0.00 ATOM 43 CA THR A 270 -12.246 6.907 -18.731 0.00 0.00 ATOM 44 CA LEU A 271 -11.930 10.210 -20.718 0.00 0.00 ATOM 45 CA THR A 272 -8.290 11.407 -20.501 0.00 0.00 ATOM 46 CA GLY A 273 -7.206 14.602 -22.406 0.00 0.00 ATOM 47 CA LEU A 274 -10.225 17.020 -22.073 0.00 0.00 ATOM 48 CA ARG A 275 -8.493 20.530 -22.016 0.00 0.00 ATOM 49 CA ASP A 276 -9.357 23.610 -19.776 0.00 0.00 ATOM 50 CA ALA A 277 -12.963 24.958 -19.031 0.00 0.00 ATOM 51 CA SER A 278 -14.804 21.727 -19.899 0.00 0.00 ATOM 52 CA GLY A 279 -17.348 18.898 -19.134 0.00 0.00 ATOM 53 CA VAL A 280 -18.084 15.360 -20.514 0.00 0.00 ATOM 54 CA THR A 281 -21.584 13.843 -21.212 0.00 0.00 ATOM 55 CA PHE A 282 -21.820 10.026 -21.044 0.00 0.00 ATOM 56 CA THR A 283 -24.324 7.711 -22.877 0.00 0.00 ATOM 57 CA TRP A 284 -24.113 3.995 -21.756 0.00 0.00 ATOM 58 CA THR A 285 -26.182 1.084 -23.267 0.00 0.00 ATOM 59 CA PRO A 286 -28.166 -0.839 -20.525 0.00 0.00 ATOM 60 CA SER A 287 -27.176 -4.435 -19.457 0.00 0.00 ATOM 61 CA SER A 288 -29.521 -7.328 -20.548 0.00 0.00 ATOM 62 CA GLY A 289 -32.060 -7.229 -17.609 0.00 0.00 ATOM 63 CA LYS A 290 -33.056 -3.549 -18.411 0.00 0.00 ATOM 64 CA SER A 291 -30.312 -1.953 -16.201 0.00 0.00 ATOM 65 CA ALA A 292 -28.368 1.358 -16.754 0.00 0.00 ATOM 66 CA VAL A 293 -26.687 2.911 -13.611 0.00 0.00 ATOM 67 CA GLN A 294 -23.741 5.462 -13.718 0.00 0.00 ATOM 68 CA GLY A 295 -21.529 7.743 -11.453 0.00 0.00 ATOM 69 CA PRO A 296 -19.275 10.336 -13.264 0.00 0.00 ATOM 70 CA PRO A 297 -16.760 12.569 -11.276 0.00 0.00 ATOM 71 CA GLU A 298 -14.280 15.046 -12.954 0.00 0.00 ATOM 72 CA ARG A 299 -10.653 14.465 -11.798 0.00 0.00 ATOM 73 CA ASP A 300 -7.721 16.752 -12.898 0.00 0.00 ATOM 74 CA LEU A 301 -4.842 14.262 -13.745 0.00 0.00 ATOM 75 CA CYS A 302 -1.328 15.566 -14.830 0.00 0.00 ATOM 76 CA GLY A 303 -2.839 19.070 -15.314 0.00 0.00 ATOM 77 CA CYS A 304 -6.176 18.338 -17.174 0.00 0.00 ATOM 78 CA TYR A 305 -9.755 16.931 -16.531 0.00 0.00 ATOM 79 CA SER A 306 -10.761 13.190 -16.722 0.00 0.00 ATOM 80 CA VAL A 307 -14.506 12.172 -16.630 0.00 0.00 ATOM 81 CA SER A 308 -14.361 8.601 -15.334 0.00 0.00 ATOM 82 CA SER A 309 -17.824 7.017 -15.268 0.00 0.00 ATOM 83 CA VAL A 310 -18.624 3.400 -14.204 0.00 0.00 ATOM 84 CA LEU A 311 -21.522 1.043 -15.193 0.00 0.00 ATOM 85 CA PRO A 312 -22.133 -1.855 -12.665 0.00 0.00 ATOM 86 CA GLY A 313 -23.028 -5.181 -14.407 0.00 0.00 ATOM 87 CA CYS A 314 -24.256 -8.742 -13.695 0.00 0.00 ATOM 88 CA ALA A 315 -22.508 -12.063 -14.675 0.00 0.00 ATOM 89 CA GLU A 316 -25.250 -13.238 -17.193 0.00 0.00 ATOM 90 CA PRO A 317 -24.891 -10.353 -19.820 0.00 0.00 ATOM 91 CA TRP A 318 -21.030 -10.797 -19.781 0.00 0.00 ATOM 92 CA ASN A 319 -21.185 -14.695 -19.937 0.00 0.00 ATOM 93 CA HIS A 320 -24.040 -14.942 -22.592 0.00 0.00 ATOM 94 CA GLY A 321 -22.809 -12.158 -25.012 0.00 0.00 ATOM 95 CA LYS A 322 -23.757 -8.442 -24.481 0.00 0.00 ATOM 96 CA THR A 323 -22.171 -5.355 -26.224 0.00 0.00 ATOM 97 CA PHE A 324 -21.435 -2.462 -23.775 0.00 0.00 ATOM 98 CA THR A 325 -21.209 0.925 -25.507 0.00 0.00 ATOM 99 CA CYS A 326 -19.823 4.049 -23.776 0.00 0.00 ATOM 100 CA THR A 327 -20.656 6.996 -26.063 0.00 0.00 ATOM 101 CA ALA A 328 -19.200 10.301 -24.845 0.00 0.00 ATOM 102 CA ALA A 329 -20.183 13.786 -26.237 0.00 0.00 ATOM 103 CA TYR A 330 -18.159 17.094 -25.866 0.00 0.00 ATOM 104 CA PRO A 331 -18.332 20.315 -28.099 0.00 0.00 ATOM 105 CA GLU A 332 -14.528 20.439 -28.938 0.00 0.00 ATOM 106 CA SER A 333 -14.762 16.688 -29.965 0.00 0.00 ATOM 107 CA LYS A 334 -16.674 17.226 -33.314 0.00 0.00 ATOM 108 CA THR A 335 -17.489 13.454 -33.593 0.00 0.00 ATOM 109 CA PRO A 336 -18.902 12.115 -30.215 0.00 0.00 ATOM 110 CA LEU A 337 -16.694 9.070 -29.313 0.00 0.00 ATOM 111 CA THR A 338 -18.328 5.645 -29.134 0.00 0.00 ATOM 112 CA ALA A 339 -16.356 2.686 -27.599 0.00 0.00 ATOM 113 CA THR A 340 -18.061 -0.771 -27.439 0.00 0.00 ATOM 114 CA LEU A 341 -16.948 -3.843 -25.449 0.00 0.00 ATOM 115 CA SER A 342 -18.130 -7.538 -25.066 0.00 0.00 ATOM 116 CA LYS A 343 -16.961 -11.242 -24.777 0.00 0.00 ATOM 117 CA SER A 344 -14.489 -12.862 -27.302 0.00 0.00 ATOM 118 CA GLY A 345 -14.784 -15.183 -30.396 0.00 0.00 TER