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: 1; COMPND 2 MOLECULE: Immunoglobulin A1 light chain; COMPND 3 CHAIN: L, M; EXPDTA SOLUTION SCATTERING DBREF 2ESG M 1 214 PDB 2ESG 2ESG 1 214 SEQRES 1 M 107 ARG THR VAL ALA ALA PRO SER VAL PHE ILE PHE PRO PRO SEQRES 2 M 107 SER ASP GLU GLN LEU LYS SER GLY THR ALA SER VAL VAL SEQRES 3 M 107 CYS LEU LEU ASN ASN PHE TYR PRO ARG GLU ALA LYS VAL SEQRES 4 M 107 GLN TRP LYS VAL ASP ASN ALA LEU GLN SER GLY ASN SER SEQRES 5 M 107 GLN GLU SER VAL THR GLU GLN ASP SER LYS ASP SER THR SEQRES 6 M 107 TYR SER LEU SER SER THR LEU THR LEU SER LYS ALA ASP SEQRES 7 M 107 TYR GLU LYS HIS LYS VAL TYR ALA CYS GLU VAL THR HIS SEQRES 8 M 107 GLN GLY LEU SER SER PRO VAL THR LYS SER PHE ASN ARG SEQRES 9 M 107 GLY GLU CYS ATOM 1 CA ARG M 108 -73.699 9.953 1.972 1.00 24.49 ATOM 2 CA THR M 109 -69.980 10.675 2.611 1.00 29.53 ATOM 3 CA VAL M 110 -67.969 12.952 0.266 1.00 29.75 ATOM 4 CA ALA M 111 -66.364 11.263 -2.673 1.00 23.83 ATOM 5 CA ALA M 112 -63.823 13.081 -4.794 1.00 21.37 ATOM 6 CA PRO M 113 -64.193 12.817 -8.535 1.00 22.37 ATOM 7 CA SER M 114 -62.006 10.996 -11.052 1.00 26.25 ATOM 8 CA VAL M 115 -61.294 13.551 -13.807 1.00 23.61 ATOM 9 CA PHE M 116 -60.720 12.766 -17.478 1.00 24.26 ATOM 10 CA ILE M 117 -60.254 15.042 -20.502 1.00 27.56 ATOM 11 CA PHE M 118 -60.772 14.068 -24.161 1.00 34.05 ATOM 12 CA PRO M 119 -59.483 15.916 -27.287 1.00 42.24 ATOM 13 CA PRO M 120 -61.678 16.408 -30.469 1.00 36.96 ATOM 14 CA SER M 121 -61.678 13.335 -32.678 1.00 39.63 ATOM 15 CA ASP M 122 -60.233 13.522 -36.177 1.00 49.87 ATOM 16 CA GLU M 123 -63.418 13.150 -38.124 1.00 43.74 ATOM 17 CA GLN M 124 -64.979 15.765 -35.946 1.00 38.32 ATOM 18 CA LEU M 125 -62.302 18.368 -36.918 1.00 43.28 ATOM 19 CA LYS M 126 -63.060 17.273 -40.549 1.00 49.04 ATOM 20 CA SER M 127 -66.555 18.898 -40.119 1.00 49.80 ATOM 21 CA GLY M 128 -65.008 22.206 -39.059 1.00 47.11 ATOM 22 CA THR M 129 -65.919 21.866 -35.246 1.00 43.85 ATOM 23 CA ALA M 130 -64.091 20.714 -32.161 1.00 34.62 ATOM 24 CA SER M 131 -65.721 19.487 -28.930 1.00 27.40 ATOM 25 CA VAL M 132 -63.425 19.000 -25.929 1.00 24.83 ATOM 26 CA VAL M 133 -64.960 16.936 -23.054 1.00 21.58 ATOM 27 CA CYS M 134 -63.961 16.901 -19.382 1.00 19.24 ATOM 28 CA LEU M 135 -65.440 14.062 -17.259 1.00 20.22 ATOM 29 CA LEU M 136 -65.786 14.101 -13.478 1.00 20.07 ATOM 30 CA ASN M 137 -66.767 10.556 -12.551 1.00 21.10 ATOM 31 CA ASN M 138 -68.450 9.366 -9.399 1.00 21.31 ATOM 32 CA PHE M 139 -68.570 12.024 -6.770 1.00 24.82 ATOM 33 CA TYR M 140 -70.654 13.206 -3.820 1.00 24.60 ATOM 34 CA PRO M 141 -72.038 15.977 -3.051 1.00 24.13 ATOM 35 CA ARG M 142 -73.254 17.148 -6.492 1.00 29.02 ATOM 36 CA GLU M 143 -71.704 20.633 -6.340 1.00 38.03 ATOM 37 CA ALA M 144 -68.431 20.935 -8.308 1.00 31.79 ATOM 38 CA LYS M 145 -66.904 23.688 -10.501 1.00 33.25 ATOM 39 CA VAL M 146 -65.263 23.075 -13.922 1.00 33.79 ATOM 40 CA GLN M 147 -63.147 25.846 -15.422 1.00 37.56 ATOM 41 CA TRP M 148 -61.699 25.710 -18.918 1.00 33.14 ATOM 42 CA LYS M 149 -58.433 27.458 -19.709 1.00 33.87 ATOM 43 CA VAL M 150 -57.039 27.522 -23.274 1.00 38.45 ATOM 44 CA ASP M 151 -53.436 28.865 -23.449 1.00 52.78 ATOM 45 CA ASN M 152 -53.186 28.858 -19.702 1.00 62.57 ATOM 46 CA ALA M 153 -55.334 31.436 -17.829 1.00 68.87 ATOM 47 CA LEU M 154 -57.268 32.469 -20.949 1.00 64.52 ATOM 48 CA GLN M 155 -60.090 30.775 -19.198 1.00 56.73 ATOM 49 CA SER M 156 -63.292 30.663 -21.122 1.00 51.84 ATOM 50 CA GLY M 157 -67.158 31.081 -20.999 1.00 52.14 ATOM 51 CA ASN M 158 -68.469 28.797 -23.984 1.00 46.46 ATOM 52 CA SER M 159 -69.116 25.372 -22.347 1.00 38.82 ATOM 53 CA GLN M 160 -72.193 23.311 -21.451 1.00 35.88 ATOM 54 CA GLU M 161 -72.632 20.803 -18.592 1.00 30.57 ATOM 55 CA SER M 162 -74.669 17.663 -17.949 1.00 24.52 ATOM 56 CA VAL M 163 -74.990 15.810 -14.601 1.00 21.28 ATOM 57 CA THR M 164 -76.436 12.351 -14.270 1.00 26.66 ATOM 58 CA GLU M 165 -79.083 11.470 -11.581 1.00 29.01 ATOM 59 CA GLN M 166 -77.958 9.728 -8.363 1.00 23.36 ATOM 60 CA ASP M 167 -76.728 6.196 -8.850 1.00 23.58 ATOM 61 CA SER M 168 -78.917 3.636 -7.055 1.00 28.49 ATOM 62 CA LYS M 169 -75.902 1.591 -6.029 1.00 35.63 ATOM 63 CA ASP M 170 -73.385 4.103 -4.588 1.00 28.71 ATOM 64 CA SER M 171 -75.282 7.439 -4.505 1.00 22.47 ATOM 65 CA THR M 172 -72.848 9.408 -6.676 1.00 21.14 ATOM 66 CA TYR M 173 -73.180 11.771 -9.638 1.00 22.96 ATOM 67 CA SER M 174 -71.009 12.062 -12.724 1.00 20.50 ATOM 68 CA LEU M 175 -70.709 15.257 -14.819 1.00 18.39 ATOM 69 CA SER M 176 -69.491 16.290 -18.308 1.00 20.18 ATOM 70 CA SER M 177 -68.458 19.680 -19.513 1.00 22.83 ATOM 71 CA THR M 178 -68.209 20.133 -23.286 1.00 25.67 ATOM 72 CA LEU M 179 -66.240 23.050 -24.629 1.00 31.29 ATOM 73 CA THR M 180 -67.102 23.707 -28.273 1.00 36.96 ATOM 74 CA LEU M 181 -65.036 25.812 -30.615 1.00 41.68 ATOM 75 CA SER M 182 -64.580 25.927 -34.384 1.00 42.32 ATOM 76 CA LYS M 183 -61.718 23.924 -36.105 1.00 44.83 ATOM 77 CA ALA M 184 -59.950 27.289 -36.735 1.00 49.35 ATOM 78 CA ASP M 185 -60.310 28.413 -33.110 1.00 55.55 ATOM 79 CA TYR M 186 -58.980 25.120 -31.853 1.00 51.76 ATOM 80 CA GLU M 187 -56.092 25.300 -34.428 1.00 55.70 ATOM 81 CA LYS M 188 -54.687 28.377 -32.873 1.00 52.94 ATOM 82 CA HIS M 189 -54.229 27.387 -29.280 1.00 55.05 ATOM 83 CA LYS M 190 -52.136 24.529 -27.826 1.00 52.83 ATOM 84 CA VAL M 191 -52.738 23.916 -24.046 1.00 47.03 ATOM 85 CA TYR M 192 -56.347 22.899 -23.336 1.00 38.28 ATOM 86 CA ALA M 193 -57.146 22.352 -19.655 1.00 34.05 ATOM 87 CA CYS M 194 -60.007 21.394 -17.347 1.00 33.19 ATOM 88 CA GLU M 195 -59.672 22.633 -13.727 1.00 34.51 ATOM 89 CA VAL M 196 -61.921 21.023 -11.103 1.00 28.87 ATOM 90 CA THR M 197 -62.993 22.160 -7.666 1.00 27.94 ATOM 91 CA HIS M 198 -65.001 19.884 -5.377 1.00 28.54 ATOM 92 CA GLN M 199 -65.091 19.283 -1.584 1.00 33.17 ATOM 93 CA GLY M 200 -63.387 15.840 -1.609 1.00 27.71 ATOM 94 CA LEU M 201 -60.228 17.067 -3.357 1.00 25.11 ATOM 95 CA SER M 202 -57.418 18.701 -1.319 1.00 34.19 ATOM 96 CA SER M 203 -56.381 20.926 -4.221 1.00 35.61 ATOM 97 CA PRO M 204 -58.077 21.964 -7.540 1.00 33.06 ATOM 98 CA VAL M 205 -57.313 19.303 -10.159 1.00 34.47 ATOM 99 CA THR M 206 -56.180 20.059 -13.736 1.00 35.46 ATOM 100 CA LYS M 207 -56.185 17.701 -16.714 1.00 36.49 ATOM 101 CA SER M 208 -54.553 19.239 -19.776 1.00 38.05 ATOM 102 CA PHE M 209 -53.381 18.177 -23.194 1.00 41.72 ATOM 103 CA ASN M 210 -51.342 19.716 -25.958 1.00 54.97 ATOM 104 CA ARG M 211 -52.877 20.181 -29.432 1.00 61.26 ATOM 105 CA GLY M 212 -50.723 17.663 -31.350 1.00 79.44 ATOM 106 CA GLU M 213 -51.350 14.363 -29.382 1.00 93.23 ATOM 107 CA CYS M 214 -49.651 10.962 -30.133 1.00101.74 TER