HEADER IMMUNE SYSTEM 17-OCT-03 1R70 TITLE Model of human IgA2 determined by solution scattering, curve fitting TITLE 2 and homology modelling COMPND MOL_ID: 2; COMPND 2 MOLECULE: Human IgA2(m1) Heavy Chain; COMPND 3 CHAIN: B, D; COMPND 4 ENGINEERED: YES; EXPDTA SOLUTION SCATTERING DBREF 1R70 B 215 676 PDB 1R70 1R70 215 676 SEQRES 1 B 122 GLN VAL LYS LEU LEU GLU GLN SER GLY ALA GLU VAL LYS SEQRES 2 B 122 LYS PRO GLY ALA SER VAL LYS VAL SER CYS LYS ALA SER SEQRES 3 B 122 GLY TYR SER PHE THR SER TYR GLY LEU HIS TRP VAL ARG SEQRES 4 B 122 GLN ALA PRO GLY GLN ARG LEU GLU TRP MET GLY TRP ILE SEQRES 5 B 122 SER ALA GLY THR GLY ASN THR LYS TYR SER GLN LYS PHE SEQRES 6 B 122 ARG GLY ARG VAL THR PHE THR ARG ASP THR SER ALA THR SEQRES 7 B 122 THR ALA TYR MET GLY LEU SER SER LEU ARG PRO GLU ASP SEQRES 8 B 122 THR ALA VAL TYR TYR CYS ALA ARG ASP PRO TYR GLY GLY SEQRES 9 B 122 GLY LYS SER GLU PHE ASP TYR TRP GLY GLN GLY THR LEU SEQRES 10 B 122 VAL THR VAL SER SER ATOM 1 CA GLN B 215 -21.972 7.015-111.157 1.00 20.00 ATOM 2 CA VAL B 216 -22.043 10.409-109.257 1.00 20.00 ATOM 3 CA LYS B 217 -24.505 12.620-107.237 1.00 20.00 ATOM 4 CA LEU B 218 -27.337 14.553-109.010 1.00 20.00 ATOM 5 CA LEU B 219 -25.430 17.700-110.270 1.00 20.00 ATOM 6 CA GLU B 220 -22.061 17.664-108.382 1.00 20.00 ATOM 7 CA GLN B 221 -20.267 20.913-107.324 1.00 20.00 ATOM 8 CA SER B 222 -16.633 21.566-106.234 1.00 20.00 ATOM 9 CA GLY B 223 -15.440 22.692-102.714 1.00 20.00 ATOM 10 CA ALA B 224 -15.314 25.691-100.333 1.00 20.00 ATOM 11 CA GLU B 225 -12.490 27.996-101.583 1.00 20.00 ATOM 12 CA VAL B 226 -11.056 30.373 -98.913 1.00 20.00 ATOM 13 CA LYS B 227 -10.238 33.636-100.761 1.00 20.00 ATOM 14 CA LYS B 228 -8.601 36.767 -99.271 1.00 20.00 ATOM 15 CA PRO B 229 -10.621 40.062 -99.827 1.00 20.00 ATOM 16 CA GLY B 230 -9.805 41.324-103.386 1.00 20.00 ATOM 17 CA ALA B 231 -9.215 37.896-105.043 1.00 20.00 ATOM 18 CA SER B 232 -11.048 35.746-107.668 1.00 20.00 ATOM 19 CA VAL B 233 -13.220 32.586-107.202 1.00 20.00 ATOM 20 CA LYS B 234 -14.289 29.986-109.831 1.00 20.00 ATOM 21 CA VAL B 235 -16.962 27.448-108.730 1.00 20.00 ATOM 22 CA SER B 236 -17.780 24.546-111.124 1.00 20.00 ATOM 23 CA CYS B 237 -20.942 22.403-111.597 1.00 20.00 ATOM 24 CA LYS B 238 -20.472 18.898-113.115 1.00 20.00 ATOM 25 CA ALA B 239 -23.622 17.313-114.652 1.00 20.00 ATOM 26 CA SER B 240 -24.483 13.637-115.423 1.00 20.00 ATOM 27 CA GLY B 241 -27.397 11.214-116.167 1.00 20.00 ATOM 28 CA TYR B 242 -29.145 13.730-118.518 1.00 20.00 ATOM 29 CA SER B 243 -28.374 15.630-121.785 1.00 20.00 ATOM 30 CA PHE B 244 -26.262 18.774-121.073 1.00 20.00 ATOM 31 CA THR B 245 -27.108 20.772-124.286 1.00 20.00 ATOM 32 CA SER B 246 -30.920 20.455-123.588 1.00 20.00 ATOM 33 CA TYR B 247 -31.189 22.159-120.128 1.00 20.00 ATOM 34 CA GLY B 248 -29.935 25.451-118.610 1.00 20.00 ATOM 35 CA LEU B 249 -28.282 26.134-115.214 1.00 20.00 ATOM 36 CA HIS B 250 -29.130 28.943-112.702 1.00 20.00 ATOM 37 CA TRP B 251 -26.849 30.108-109.845 1.00 20.00 ATOM 38 CA VAL B 252 -28.343 30.888-106.378 1.00 20.00 ATOM 39 CA ARG B 253 -26.491 31.646-103.096 1.00 20.00 ATOM 40 CA GLN B 254 -27.365 32.090 -99.371 1.00 20.00 ATOM 41 CA ALA B 255 -25.676 34.305 -96.727 1.00 20.00 ATOM 42 CA PRO B 256 -25.434 32.797 -93.133 1.00 20.00 ATOM 43 CA GLY B 257 -28.871 33.620 -91.584 1.00 20.00 ATOM 44 CA GLN B 258 -30.398 35.291 -94.720 1.00 20.00 ATOM 45 CA ARG B 259 -32.641 34.311 -97.690 1.00 20.00 ATOM 46 CA LEU B 260 -31.566 32.794-101.051 1.00 20.00 ATOM 47 CA GLU B 261 -30.419 35.365-103.707 1.00 20.00 ATOM 48 CA TRP B 262 -30.453 34.654-107.478 1.00 20.00 ATOM 49 CA MET B 263 -27.121 35.532-109.209 1.00 20.00 ATOM 50 CA GLY B 264 -27.747 34.502-112.845 1.00 20.00 ATOM 51 CA TRP B 265 -28.252 31.909-115.580 1.00 20.00 ATOM 52 CA ILE B 266 -26.446 30.435-118.619 1.00 20.00 ATOM 53 CA SER B 267 -27.819 28.294-121.500 1.00 20.00 ATOM 54 CA ALA B 268 -25.723 25.117-122.160 1.00 20.00 ATOM 55 CA GLY B 269 -26.891 25.050-125.875 1.00 20.00 ATOM 56 CA THR B 270 -25.852 28.539-127.191 1.00 20.00 ATOM 57 CA GLY B 271 -23.997 30.175-124.204 1.00 20.00 ATOM 58 CA ASN B 272 -26.224 33.247-123.559 1.00 20.00 ATOM 59 CA THR B 273 -25.633 35.080-120.234 1.00 20.00 ATOM 60 CA LYS B 274 -28.486 36.543-118.102 1.00 20.00 ATOM 61 CA TYR B 275 -27.368 37.837-114.665 1.00 20.00 ATOM 62 CA SER B 276 -28.922 40.319-112.225 1.00 20.00 ATOM 63 CA GLN B 277 -28.085 44.069-111.945 1.00 20.00 ATOM 64 CA LYS B 278 -26.670 43.412-108.383 1.00 20.00 ATOM 65 CA PHE B 279 -23.291 41.860-109.425 1.00 20.00 ATOM 66 CA ARG B 280 -23.041 44.022-112.618 1.00 20.00 ATOM 67 CA GLY B 281 -19.398 44.227-113.869 1.00 20.00 ATOM 68 CA ARG B 282 -17.845 41.454-111.681 1.00 20.00 ATOM 69 CA VAL B 283 -19.713 38.180-112.598 1.00 20.00 ATOM 70 CA THR B 284 -19.105 35.779-115.532 1.00 20.00 ATOM 71 CA PHE B 285 -20.488 32.377-116.642 1.00 20.00 ATOM 72 CA THR B 286 -18.587 29.865-118.828 1.00 20.00 ATOM 73 CA ARG B 287 -19.490 26.326-120.013 1.00 20.00 ATOM 74 CA ASP B 288 -17.413 23.483-121.541 1.00 20.00 ATOM 75 CA THR B 289 -19.489 21.430-124.080 1.00 20.00 ATOM 76 CA SER B 290 -17.233 18.276-124.238 1.00 20.00 ATOM 77 CA ALA B 291 -16.527 18.230-120.417 1.00 20.00 ATOM 78 CA THR B 292 -20.150 18.611-119.105 1.00 20.00 ATOM 79 CA THR B 293 -19.322 21.270-116.445 1.00 20.00 ATOM 80 CA ALA B 294 -20.630 24.821-115.859 1.00 20.00 ATOM 81 CA TYR B 295 -18.585 27.672-114.286 1.00 20.00 ATOM 82 CA MET B 296 -19.093 30.926-112.339 1.00 20.00 ATOM 83 CA GLY B 297 -16.600 33.833-111.868 1.00 20.00 ATOM 84 CA LEU B 298 -16.618 36.632-109.241 1.00 20.00 ATOM 85 CA SER B 299 -13.814 39.297-109.001 1.00 20.00 ATOM 86 CA SER B 300 -13.238 41.875-106.176 1.00 20.00 ATOM 87 CA LEU B 301 -14.495 39.609-103.336 1.00 20.00 ATOM 88 CA ARG B 302 -15.717 41.323-100.100 1.00 20.00 ATOM 89 CA PRO B 303 -16.204 40.213 -96.389 1.00 20.00 ATOM 90 CA GLU B 304 -20.024 40.090 -97.086 1.00 20.00 ATOM 91 CA ASP B 305 -19.825 37.470 -99.932 1.00 20.00 ATOM 92 CA THR B 306 -19.602 34.638 -97.306 1.00 20.00 ATOM 93 CA ALA B 307 -22.432 32.429 -98.646 1.00 20.00 ATOM 94 CA VAL B 308 -23.372 28.921 -99.847 1.00 20.00 ATOM 95 CA TYR B 309 -23.586 28.927-103.693 1.00 20.00 ATOM 96 CA TYR B 310 -25.744 26.387-105.606 1.00 20.00 ATOM 97 CA CYS B 311 -26.160 25.534-109.327 1.00 20.00 ATOM 98 CA ALA B 312 -29.811 24.633-110.063 1.00 20.00 ATOM 99 CA ARG B 313 -31.070 23.180-113.410 1.00 20.00 ATOM 100 CA ASP B 314 -33.525 24.728-115.946 1.00 20.00 ATOM 101 CA PRO B 315 -36.403 22.204-116.710 1.00 20.00 ATOM 102 CA TYR B 316 -37.385 24.269-119.839 1.00 20.00 ATOM 103 CA GLY B 317 -34.194 26.040-121.133 1.00 20.00 ATOM 104 CA GLY B 318 -35.939 29.490-121.167 1.00 20.00 ATOM 105 CA GLY B 319 -34.024 31.307-118.342 1.00 20.00 ATOM 106 CA LYS B 320 -37.136 31.974-116.148 1.00 20.00 ATOM 107 CA SER B 321 -38.698 29.036-114.222 1.00 20.00 ATOM 108 CA GLU B 322 -38.415 26.822-111.090 1.00 20.00 ATOM 109 CA PHE B 323 -35.473 24.610-109.950 1.00 20.00 ATOM 110 CA ASP B 324 -35.990 20.785-109.803 1.00 20.00 ATOM 111 CA TYR B 325 -32.326 19.709-109.158 1.00 20.00 ATOM 112 CA TRP B 326 -29.980 21.426-106.640 1.00 20.00 ATOM 113 CA GLY B 327 -26.294 20.630-105.930 1.00 20.00 ATOM 114 CA GLN B 328 -24.507 20.149-102.548 1.00 20.00 ATOM 115 CA GLY B 329 -23.398 23.822-102.271 1.00 20.00 ATOM 116 CA THR B 330 -19.996 25.625-102.006 1.00 20.00 ATOM 117 CA LEU B 331 -19.283 27.849 -98.927 1.00 20.00 ATOM 118 CA VAL B 332 -16.811 30.541-100.139 1.00 20.00 ATOM 119 CA THR B 333 -15.598 32.423 -97.009 1.00 20.00 ATOM 120 CA VAL B 334 -13.839 35.751 -97.748 1.00 20.00 ATOM 121 CA SER B 335 -11.568 36.692 -94.773 1.00 20.00 ATOM 122 CA SER B 336 -7.964 38.050 -94.494 1.00 20.00 TER