COMPND MOL_ID: 3; COMPND 2 MOLECULE: Complement component C8 alpha chain; COMPND 3 CHAIN: E; EXPDTA ELECTRON MICROSCOPY DBREF 7NYC E 1 554 UNP P07357 CO8A_HUMAN 31 584 SEQRES 1 E 53 GLN THR GLU GLY ALA LYS ALA ASP GLY SER TRP SER CYS SEQRES 2 E 53 TRP SER SER TRP SER VAL CYS ARG ALA GLY ILE GLN GLU SEQRES 3 E 53 ARG ARG ARG GLU CYS ASP ASN PRO ALA PRO GLN ASN GLY SEQRES 4 E 53 GLY ALA SER CYS PRO GLY ARG LYS VAL GLN THR GLN ALA SEQRES 5 E 53 CYS