HEADER BLOOD CLOTTING 31-DEC-69 7WPR TITLE VWF D'D3 dimer complexed with D1D2 at 4.39 angstron resolution(VWF TITLE 2 tube) COMPND MOL_ID: 1; COMPND 2 MOLECULE: von Willebrand antigen 2; COMPND 3 CHAIN: A, B, E, F, G, H, I, J, K, L, M, N, O, P, Q, R; COMPND 4 FRAGMENT: D1D2 ; COMPND 5 ENGINEERED: YES; EXPDTA ELECTRON MICROSCOPY DBREF 7WPR H 23 763 UNP P04275 VWF_HUMAN 23 763 SEQRES 1 H 91 LEU ASN CYS PRO LYS GLY GLN VAL TYR LEU GLN CYS GLY SEQRES 2 H 91 THR PRO CYS ASN LEU THR CYS ARG SER LEU SER TYR PRO SEQRES 3 H 91 ASP GLU GLU CYS ASN GLU ALA CYS LEU GLU GLY CYS PHE SEQRES 4 H 91 CYS PRO PRO GLY LEU TYR MET ASP GLU ARG GLY ASP CYS SEQRES 5 H 91 VAL PRO LYS ALA GLN CYS PRO CYS TYR TYR ASP GLY GLU SEQRES 6 H 91 ILE PHE GLN PRO GLU ASP ILE PHE SER ASP HIS HIS THR SEQRES 7 H 91 MET CYS TYR CYS GLU ASP GLY PHE MET HIS CYS THR MET