HEADER IMMUNE SYSTEM 20-SEP-07 2RCJ TITLE Solution structure of human Immunoglobulin M COMPND MOL_ID: 1; COMPND 2 MOLECULE: Immunoglobulin M heavy chain; COMPND 3 CHAIN: A, B, E, F, I, J, M, N, Q, R; EXPDTA SOLUTION SCATTERING DBREF 2RCJ Q 1 218 PDB 2RCJ 2RCJ 1 218 SEQRES 1 Q 106 VAL VAL GLN PRO GLY ARG SER LEU ARG LEU SER CYS SER SEQRES 2 Q 106 SER SER GLY PHE ILE PHE SER SER TYR ALA MET TYR TRP SEQRES 3 Q 106 VAL ARG GLN ALA PRO GLY LYS GLY LEU GLU TRP VAL ALA SEQRES 4 Q 106 ILE ILE TRP ASP ASP GLY SER ASP GLN HIS TYR ALA ASP SEQRES 5 Q 106 SER VAL LYS GLY ARG PHE THR ILE SER ARG ASN ASP SER SEQRES 6 Q 106 LYS ASN THR LEU PHE LEU GLN MET ASP SER LEU ARG PRO SEQRES 7 Q 106 GLU ASP THR GLY VAL TYR PHE CYS ALA ARG ASP GLY GLY SEQRES 8 Q 106 SER SER ALA PRO ASP TYR TRP GLY GLN GLY THR PRO VAL SEQRES 9 Q 106 THR VAL ATOM 1 CA VAL Q 11 146.008 0.561 -13.508 1.00 20.00 ATOM 2 CA VAL Q 12 145.637 -2.715 -11.605 1.00 20.00 ATOM 3 CA GLN Q 13 144.315 -4.053 -8.345 1.00 20.00 ATOM 4 CA PRO Q 14 146.498 -5.564 -5.564 1.00 20.00 ATOM 5 CA GLY Q 15 148.027 -8.937 -6.245 1.00 20.00 ATOM 6 CA ARG Q 16 147.868 -8.577 -10.034 1.00 20.00 ATOM 7 CA SER Q 17 150.672 -8.324 -12.632 1.00 20.00 ATOM 8 CA LEU Q 18 152.189 -6.045 -15.228 1.00 20.00 ATOM 9 CA ARG Q 19 155.104 -6.126 -17.620 1.00 20.00 ATOM 10 CA LEU Q 20 157.043 -3.040 -18.583 1.00 20.00 ATOM 11 CA SER Q 21 159.255 -2.722 -21.612 1.00 20.00 ATOM 12 CA CYS Q 22 161.953 -0.226 -22.537 1.00 20.00 ATOM 13 CA SER Q 23 162.916 -0.048 -26.139 1.00 20.00 ATOM 14 CA SER Q 24 166.173 1.606 -27.088 1.00 20.00 ATOM 15 CA SER Q 25 168.073 3.142 -30.042 1.00 20.00 ATOM 16 CA GLY Q 26 171.181 5.310 -30.709 1.00 20.00 ATOM 17 CA PHE Q 27 173.703 3.014 -28.925 1.00 20.00 ATOM 18 CA ILE Q 28 175.136 -0.517 -28.752 1.00 20.00 ATOM 19 CA PHE Q 29 172.613 -1.766 -26.275 1.00 20.00 ATOM 20 CA SER Q 30 174.457 -4.940 -25.289 1.00 20.00 ATOM 21 CA SER Q 31 177.393 -2.915 -23.912 1.00 20.00 ATOM 22 CA TYR Q 32 175.725 -1.191 -21.044 1.00 20.00 ATOM 23 CA ALA Q 33 174.028 -2.049 -17.769 1.00 20.00 ATOM 24 CA MET Q 34 170.374 -0.922 -17.645 1.00 20.00 ATOM 25 CA TYR Q 35 168.268 0.378 -14.733 1.00 20.00 ATOM 26 CA TRP Q 36 164.671 0.610 -13.591 1.00 20.00 ATOM 27 CA VAL Q 37 163.885 3.554 -11.255 1.00 20.00 ATOM 28 CA ARG Q 38 160.490 4.621 -9.988 1.00 20.00 ATOM 29 CA GLN Q 39 158.826 7.693 -8.521 1.00 20.00 ATOM 30 CA ALA Q 40 155.748 7.574 -6.281 1.00 20.00 ATOM 31 CA PRO Q 41 153.547 10.624 -6.541 1.00 20.00 ATOM 32 CA GLY Q 42 154.894 13.346 -4.321 1.00 20.00 ATOM 33 CA LYS Q 43 157.953 11.331 -3.404 1.00 20.00 ATOM 34 CA GLY Q 44 161.580 11.014 -4.518 1.00 20.00 ATOM 35 CA LEU Q 45 163.464 8.741 -6.947 1.00 20.00 ATOM 36 CA GLU Q 46 163.695 5.098 -5.810 1.00 20.00 ATOM 37 CA TRP Q 47 166.005 2.621 -7.623 1.00 20.00 ATOM 38 CA VAL Q 48 164.302 -0.690 -8.506 1.00 20.00 ATOM 39 CA ALA Q 49 166.812 -2.866 -10.339 1.00 20.00 ATOM 40 CA ILE Q 50 169.951 -3.162 -12.452 1.00 20.00 ATOM 41 CA ILE Q 51 170.965 -5.780 -14.999 1.00 20.00 ATOM 42 CA TRP Q 52 174.469 -6.318 -16.412 1.00 20.00 ATOM 43 CA ASP Q 53 175.324 -5.834 -20.077 1.00 20.00 ATOM 44 CA ASP Q 54 175.150 -9.595 -20.805 1.00 20.00 ATOM 45 CA GLY Q 55 172.374 -10.219 -18.255 1.00 20.00 ATOM 46 CA SER Q 56 174.660 -12.485 -16.258 1.00 20.00 ATOM 47 CA ASP Q 57 173.566 -10.901 -13.034 1.00 20.00 ATOM 48 CA GLN Q 58 170.789 -8.679 -11.746 1.00 20.00 ATOM 49 CA HIS Q 59 170.263 -6.792 -8.454 1.00 20.00 ATOM 50 CA TYR Q 60 167.052 -5.569 -6.825 1.00 20.00 ATOM 51 CA ALA Q 61 165.772 -3.118 -4.203 1.00 20.00 ATOM 52 CA ASP Q 62 164.771 -4.967 -1.000 1.00 20.00 ATOM 53 CA SER Q 63 161.096 -3.884 -1.387 1.00 20.00 ATOM 54 CA VAL Q 64 160.788 -5.639 -4.708 1.00 20.00 ATOM 55 CA LYS Q 65 162.966 -8.685 -4.508 1.00 20.00 ATOM 56 CA GLY Q 66 161.115 -11.786 -5.550 1.00 20.00 ATOM 57 CA ARG Q 67 158.087 -9.982 -6.996 1.00 20.00 ATOM 58 CA PHE Q 68 159.945 -8.191 -9.814 1.00 20.00 ATOM 59 CA THR Q 69 162.179 -9.670 -12.533 1.00 20.00 ATOM 60 CA ILE Q 70 164.518 -7.610 -14.705 1.00 20.00 ATOM 61 CA SER Q 71 165.614 -9.163 -17.949 1.00 20.00 ATOM 62 CA ARG Q 72 166.794 -8.035 -21.355 1.00 20.00 ATOM 63 CA ASN Q 73 166.903 -9.006 -24.974 1.00 20.00 ATOM 64 CA ASP Q 74 170.135 -7.728 -26.544 1.00 20.00 ATOM 65 CA SER Q 75 168.880 -9.080 -29.795 1.00 20.00 ATOM 66 CA LYS Q 76 165.945 -6.738 -29.796 1.00 20.00 ATOM 67 CA ASN Q 77 167.619 -3.931 -27.766 1.00 20.00 ATOM 68 CA THR Q 78 164.782 -4.147 -25.123 1.00 20.00 ATOM 69 CA LEU Q 79 164.667 -4.152 -21.361 1.00 20.00 ATOM 70 CA PHE Q 80 161.789 -5.780 -19.422 1.00 20.00 ATOM 71 CA LEU Q 81 160.333 -5.487 -15.945 1.00 20.00 ATOM 72 CA GLN Q 82 157.972 -8.332 -14.911 1.00 20.00 ATOM 73 CA MET Q 83 156.030 -7.087 -11.947 1.00 20.00 ATOM 74 CA ASP Q 84 154.192 -9.758 -9.989 1.00 20.00 ATOM 75 CA SER Q 85 151.931 -9.580 -6.899 1.00 20.00 ATOM 76 CA LEU Q 86 151.777 -5.827 -7.133 1.00 20.00 ATOM 77 CA ARG Q 87 151.128 -3.722 -4.021 1.00 20.00 ATOM 78 CA PRO Q 88 149.600 -0.234 -3.674 1.00 20.00 ATOM 79 CA GLU Q 89 153.008 1.009 -2.573 1.00 20.00 ATOM 80 CA ASP Q 90 154.302 0.140 -6.001 1.00 20.00 ATOM 81 CA THR Q 91 152.327 2.979 -7.527 1.00 20.00 ATOM 82 CA GLY Q 92 154.646 5.346 -9.388 1.00 20.00 ATOM 83 CA VAL Q 93 156.180 6.486 -12.651 1.00 20.00 ATOM 84 CA TYR Q 94 158.690 3.913 -13.916 1.00 20.00 ATOM 85 CA PHE Q 95 161.816 5.022 -15.747 1.00 20.00 ATOM 86 CA CYS Q 96 164.411 2.975 -17.479 1.00 20.00 ATOM 87 CA ALA Q 97 167.924 4.356 -17.659 1.00 20.00 ATOM 88 CA ARG Q 98 171.269 3.464 -19.181 1.00 20.00 ATOM 89 CA ASP Q 99 174.328 2.927 -16.977 1.00 20.00 ATOM 90 CA GLY Q 100 177.022 5.129 -18.452 1.00 20.00 ATOM 91 CA GLY Q 101 179.971 2.871 -17.625 1.00 20.00 ATOM 92 CA SER Q 102 177.816 1.740 -14.540 1.00 20.00 ATOM 93 CA SER Q 103 175.803 0.820 -11.442 1.00 20.00 ATOM 94 CA ALA Q 104 173.488 3.614 -12.546 1.00 20.00 ATOM 95 CA PRO Q 105 172.325 6.419 -14.821 1.00 20.00 ATOM 96 CA ASP Q 106 173.273 8.661 -17.682 1.00 20.00 ATOM 97 CA TYR Q 107 170.406 8.792 -20.064 1.00 20.00 ATOM 98 CA TRP Q 108 166.802 8.298 -18.911 1.00 20.00 ATOM 99 CA GLY Q 109 163.499 7.461 -20.593 1.00 20.00 ATOM 100 CA GLN Q 110 160.247 9.406 -20.245 1.00 20.00 ATOM 101 CA GLY Q 111 158.448 7.211 -17.697 1.00 20.00 ATOM 102 CA THR Q 112 155.457 4.900 -17.753 1.00 20.00 ATOM 103 CA PRO Q 113 152.888 5.295 -14.901 1.00 20.00 ATOM 104 CA VAL Q 114 151.790 2.399 -12.715 1.00 20.00 ATOM 105 CA THR Q 115 148.743 2.648 -10.454 1.00 20.00 ATOM 106 CA VAL Q 116 147.938 -0.138 -7.981 1.00 20.00 TER