HEADER    VIRAL PROTEIN                           31-DEC-69   6ZIG
TITLE     Topological model of the p2 virion baseplate in activated
TITLE   2 conformation (closed Tal trimer)
COMPND    MOL_ID: 1;
COMPND   2 MOLECULE: Receptor binding protein;
COMPND   3 CHAIN: A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R;
EXPDTA     ELECTRON MICROSCOPY
DBREF  6ZIG K    1   264  UNP    Q71AW2   RBP_BPLP2        1    264
SEQRES   1 K   21  SER GLY THR GLY VAL THR SER THR LYS PRO ILE VAL GLN
SEQRES   2 K   21  THR SER THR LEU ASP SER ILE SER                    
ATOM      1  CA  SER K 129     408.503 408.173 510.536  1.00 77.68
ATOM      2  CA  GLY K 130     408.911 411.277 512.749  1.00 80.59
ATOM      3  CA  THR K 131     405.553 410.684 514.500  1.00 83.85
ATOM      4  CA  GLY K 132     404.832 406.928 514.344  1.00 78.69
ATOM      5  CA  VAL K 133     405.154 403.664 512.354  1.00 74.82
ATOM      6  CA  THR K 134     404.867 403.607 508.507  1.00 80.49
ATOM      7  CA  SER K 135     405.280 399.870 507.619  1.00 78.46
ATOM      8  CA  THR K 136     406.064 396.502 509.288  1.00 72.21
ATOM      9  CA  LYS K 137     407.743 393.500 507.562  1.00 72.96
ATOM     10  CA  PRO K 138     408.434 390.260 509.547  1.00 67.94
ATOM     11  CA  ILE K 139     411.625 388.136 509.154  1.00 66.51
ATOM     12  CA  VAL K 140     411.398 384.934 507.030  1.00 74.64
ATOM     13  CA  GLN K 141     410.955 381.554 508.849  1.00 73.11
ATOM     14  CA  THR K 142     413.592 379.154 507.400  1.00 89.24
ATOM     15  CA  SER K 143     412.610 375.439 507.382  1.00 84.27
ATOM     16  CA  THR K 144     415.836 373.477 506.639  1.00 86.91
ATOM     17  CA  LEU K 145     414.956 369.916 505.469  1.00 87.07
ATOM     18  CA  ASP K 146     416.756 366.858 503.952  1.00 94.94
ATOM     19  CA  SER K 147     414.080 364.984 501.875  1.00 95.57
ATOM     20  CA  ILE K 148     410.350 365.600 501.197  1.00 90.63
ATOM     21  CA  SER K 149     407.599 363.086 500.218  1.00 99.57
TER