COMPND MOL_ID: 3; COMPND 2 MOLECULE: Beta-43 light chain; COMPND 3 CHAIN: L, F, K; COMPND 4 ENGINEERED: YES; EXPDTA ELECTRON MICROSCOPY SEQRES 1 L 108 SER TYR GLU LEU THR GLN PRO PRO SER VAL SER VAL ALA SEQRES 2 L 108 PRO GLY LYS THR ALA THR ILE THR CYS GLY GLY ASN ASN SEQRES 3 L 108 ILE GLY THR LYS SER VAL HIS TRP TYR GLN GLN LYS PRO SEQRES 4 L 108 GLY GLN ALA PRO VAL LEU VAL ILE TYR TYR ASN SER ASP SEQRES 5 L 108 ARG PRO SER GLY ILE PRO GLU ARG PHE SER GLY SER ASN SEQRES 6 L 108 SER GLY ASN THR VAL THR LEU THR ILE SER ARG VAL GLU SEQRES 7 L 108 ALA GLY ASP GLU ALA ASP TYR TYR CYS GLN VAL TRP ASP SEQRES 8 L 108 SER GLY SER ASP HIS TYR VAL PHE GLY THR GLY THR LYS SEQRES 9 L 108 VAL THR VAL VAL