HEADER IMMUNE SYSTEM/VIRAL PROTEIN 31-DEC-69 6URM TITLE Crystal structure of vaccine-elicited receptor-binding site targeting TITLE 2 antibody LPAF-a.01 in complex with Hemagglutinin H1 TITLE 3 A/California/04/2009 COMPND MOL_ID: 3; COMPND 2 MOLECULE: The light chain of antibody LPAF-a.01; COMPND 3 CHAIN: L, E; COMPND 4 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 2.65 ANGSTORMS DBREF 6URM E 1 211 PDB 6URM 6URM 1 211 SEQRES 1 L 103 GLN PRO LYS ALA ALA PRO SER VAL THR LEU PHE PRO PRO SEQRES 2 L 103 SER SER GLU GLU LEU GLN ALA ASN LYS ALA THR LEU VAL SEQRES 3 L 103 CYS LEU ILE SER ASP PHE TYR PRO GLY ALA VAL THR VAL SEQRES 4 L 103 ALA TRP LYS ALA ASP SER SER PRO VAL LYS ALA GLY VAL SEQRES 5 L 103 GLU THR THR THR PRO SER LYS GLN SER ASN ASN LYS TYR SEQRES 6 L 103 ALA ALA SER SER TYR LEU SER LEU THR PRO GLU GLN TRP SEQRES 7 L 103 LYS SER HIS LYS SER TYR SER CYS GLN VAL THR HIS GLU SEQRES 8 L 103 GLY SER THR VAL GLU LYS THR VAL ALA PRO THR GLU