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 I 1 218 PDB 2RCJ 2RCJ 1 218 SEQRES 1 I 99 SER THR LYS GLY PRO SER VAL PHE PRO LEU ALA PRO SER SEQRES 2 I 99 SER LYS SER THR SER GLY GLY THR ALA ALA LEU GLY CYS SEQRES 3 I 99 LEU VAL LYS ASP TYR PHE PRO GLN PRO VAL THR VAL SER SEQRES 4 I 99 TRP ASN SER GLY ALA LEU THR SER GLY VAL HIS THR PHE SEQRES 5 I 99 PRO ALA VAL LEU GLN SER SER GLY LEU TYR SER LEU SER SEQRES 6 I 99 SER VAL VAL THR VAL PRO SER SER SER LEU GLY THR GLN SEQRES 7 I 99 THR TYR ILE CYS ASN VAL ASN HIS LYS PRO SER ASN THR SEQRES 8 I 99 LYS VAL ASP LYS ARG VAL GLU PRO ATOM 1 CA SER I 120 -118.603 -78.702 -9.572 1.00 20.00 ATOM 2 CA THR I 121 -116.585 -79.684 -12.611 1.00 20.00 ATOM 3 CA LYS I 122 -112.893 -79.879 -11.723 1.00 20.00 ATOM 4 CA GLY I 123 -110.126 -80.965 -14.105 1.00 20.00 ATOM 5 CA PRO I 124 -107.540 -83.387 -12.647 1.00 20.00 ATOM 6 CA SER I 125 -104.098 -82.812 -11.311 1.00 20.00 ATOM 7 CA VAL I 126 -101.739 -85.240 -13.036 1.00 20.00 ATOM 8 CA PHE I 127 -98.691 -86.703 -11.246 1.00 20.00 ATOM 9 CA PRO I 128 -96.211 -89.210 -12.577 1.00 20.00 ATOM 10 CA LEU I 129 -95.659 -92.375 -10.507 1.00 20.00 ATOM 11 CA ALA I 130 -92.017 -92.958 -11.305 1.00 20.00 ATOM 12 CA PRO I 131 -90.543 -96.443 -11.737 1.00 20.00 ATOM 13 CA SER I 132 -88.588 -97.434 -8.608 1.00 20.00 ATOM 14 CA SER I 133 -84.854 -98.293 -8.645 1.00 20.00 ATOM 15 CA LYS I 134 -85.602-100.927 -6.048 1.00 20.00 ATOM 16 CA SER I 135 -85.586-104.188 -7.917 1.00 20.00 ATOM 17 CA THR I 136 -88.344-106.759 -7.731 1.00 20.00 ATOM 18 CA SER I 137 -88.194-110.547 -8.105 1.00 20.00 ATOM 19 CA GLY I 138 -89.069-111.022 -11.781 1.00 20.00 ATOM 20 CA GLY I 139 -88.988-109.088 -15.062 1.00 20.00 ATOM 21 CA THR I 140 -91.155-106.305 -13.670 1.00 20.00 ATOM 22 CA ALA I 141 -90.896-102.566 -13.339 1.00 20.00 ATOM 23 CA ALA I 142 -94.055-100.660 -12.556 1.00 20.00 ATOM 24 CA LEU I 143 -94.708 -97.082 -13.524 1.00 20.00 ATOM 25 CA GLY I 144 -97.933 -95.045 -13.705 1.00 20.00 ATOM 26 CA CYS I 145 -99.918 -91.822 -13.435 1.00 20.00 ATOM 27 CA LEU I 146 -101.974 -90.419 -10.595 1.00 20.00 ATOM 28 CA VAL I 147 -105.080 -88.622 -11.792 1.00 20.00 ATOM 29 CA LYS I 148 -106.094 -86.786 -8.772 1.00 20.00 ATOM 30 CA ASP I 149 -109.206 -84.851 -7.589 1.00 20.00 ATOM 31 CA TYR I 150 -111.424 -84.557 -10.683 1.00 20.00 ATOM 32 CA PHE I 151 -115.198 -84.201 -11.243 1.00 20.00 ATOM 33 CA PRO I 152 -117.099 -85.722 -12.761 1.00 20.00 ATOM 34 CA GLN I 153 -116.276 -89.159 -14.134 1.00 20.00 ATOM 35 CA PRO I 154 -115.071 -90.327 -16.410 1.00 20.00 ATOM 36 CA VAL I 155 -111.484 -89.659 -17.458 1.00 20.00 ATOM 37 CA THR I 156 -109.632 -91.198 -20.362 1.00 20.00 ATOM 38 CA VAL I 157 -106.041 -92.343 -19.874 1.00 20.00 ATOM 39 CA SER I 158 -103.913 -93.862 -22.580 1.00 20.00 ATOM 40 CA TRP I 159 -100.119 -94.464 -22.857 1.00 20.00 ATOM 41 CA ASN I 160 -97.736 -93.286 -25.532 1.00 20.00 ATOM 42 CA SER I 161 -100.723 -91.902 -27.240 1.00 20.00 ATOM 43 CA GLY I 162 -102.421 -95.253 -27.132 1.00 20.00 ATOM 44 CA ALA I 163 -99.534 -96.835 -29.016 1.00 20.00 ATOM 45 CA LEU I 164 -98.974 -98.750 -25.755 1.00 20.00 ATOM 46 CA THR I 165 -101.604-101.150 -24.630 1.00 20.00 ATOM 47 CA SER I 166 -99.472-104.006 -23.445 1.00 20.00 ATOM 48 CA GLY I 167 -99.463-104.333 -19.651 1.00 20.00 ATOM 49 CA VAL I 168 -101.456-101.252 -18.866 1.00 20.00 ATOM 50 CA HIS I 169 -103.781-101.492 -15.894 1.00 20.00 ATOM 51 CA THR I 170 -106.038 -98.499 -15.102 1.00 20.00 ATOM 52 CA PHE I 171 -107.809 -98.965 -11.794 1.00 20.00 ATOM 53 CA PRO I 172 -111.296 -97.980 -10.798 1.00 20.00 ATOM 54 CA ALA I 173 -111.360 -94.472 -9.382 1.00 20.00 ATOM 55 CA VAL I 174 -111.848 -93.705 -5.653 1.00 20.00 ATOM 56 CA LEU I 175 -114.679 -91.283 -4.667 1.00 20.00 ATOM 57 CA GLN I 176 -113.134 -89.286 -1.914 1.00 20.00 ATOM 58 CA SER I 177 -114.907 -87.551 0.973 1.00 20.00 ATOM 59 CA SER I 178 -114.365 -84.346 -1.019 1.00 20.00 ATOM 60 CA GLY I 179 -116.828 -85.373 -3.602 1.00 20.00 ATOM 61 CA LEU I 180 -113.910 -85.584 -6.015 1.00 20.00 ATOM 62 CA TYR I 181 -112.413 -88.641 -7.718 1.00 20.00 ATOM 63 CA SER I 182 -108.896 -89.957 -8.098 1.00 20.00 ATOM 64 CA LEU I 183 -107.596 -92.848 -10.187 1.00 20.00 ATOM 65 CA SER I 184 -104.335 -94.605 -10.982 1.00 20.00 ATOM 66 CA SER I 185 -103.136 -96.137 -14.227 1.00 20.00 ATOM 67 CA VAL I 186 -100.047 -98.367 -14.184 1.00 20.00 ATOM 68 CA VAL I 187 -97.863-100.062 -16.735 1.00 20.00 ATOM 69 CA THR I 188 -95.831-103.067 -15.761 1.00 20.00 ATOM 70 CA VAL I 189 -92.830-103.145 -18.104 1.00 20.00 ATOM 71 CA PRO I 190 -89.725-105.412 -18.303 1.00 20.00 ATOM 72 CA SER I 191 -87.145-103.568 -16.298 1.00 20.00 ATOM 73 CA SER I 192 -84.634-103.766 -19.171 1.00 20.00 ATOM 74 CA SER I 193 -86.654-101.189 -21.169 1.00 20.00 ATOM 75 CA LEU I 194 -86.929 -98.697 -18.386 1.00 20.00 ATOM 76 CA GLY I 195 -84.567 -96.037 -19.482 1.00 20.00 ATOM 77 CA THR I 196 -84.189 -97.524 -22.987 1.00 20.00 ATOM 78 CA GLN I 197 -87.700 -96.197 -23.744 1.00 20.00 ATOM 79 CA THR I 198 -90.107 -93.260 -23.075 1.00 20.00 ATOM 80 CA TYR I 199 -93.461 -93.426 -21.322 1.00 20.00 ATOM 81 CA ILE I 200 -96.017 -90.663 -21.300 1.00 20.00 ATOM 82 CA CYS I 201 -99.577 -90.956 -20.056 1.00 20.00 ATOM 83 CA ASN I 202 -102.171 -88.934 -21.993 1.00 20.00 ATOM 84 CA VAL I 203 -105.002 -87.777 -19.767 1.00 20.00 ATOM 85 CA ASN I 204 -108.232 -86.415 -21.172 1.00 20.00 ATOM 86 CA HIS I 205 -110.973 -85.062 -18.985 1.00 20.00 ATOM 87 CA LYS I 206 -113.716 -84.210 -21.485 1.00 20.00 ATOM 88 CA PRO I 207 -116.156 -82.483 -19.025 1.00 20.00 ATOM 89 CA SER I 208 -113.543 -79.842 -18.148 1.00 20.00 ATOM 90 CA ASN I 209 -111.677 -80.034 -21.409 1.00 20.00 ATOM 91 CA THR I 210 -108.478 -80.708 -19.423 1.00 20.00 ATOM 92 CA LYS I 211 -105.912 -82.518 -21.592 1.00 20.00 ATOM 93 CA VAL I 212 -102.576 -83.341 -19.944 1.00 20.00 ATOM 94 CA ASP I 213 -99.583 -85.439 -21.009 1.00 20.00 ATOM 95 CA LYS I 214 -97.238 -86.439 -18.258 1.00 20.00 ATOM 96 CA ARG I 215 -93.775 -87.877 -19.096 1.00 20.00 ATOM 97 CA VAL I 216 -90.814 -89.432 -17.459 1.00 20.00 ATOM 98 CA GLU I 217 -87.892 -91.403 -16.044 1.00 20.00 ATOM 99 CA PRO I 218 -85.241 -92.900 -13.612 1.00 20.00 TER