>4J44_1|Chains A, C|E3 ubiquitin-protein ligase XIAP|Homo sapiens (9606) GTIYPRNPAMYSEEARLKSFQNWPDYAHLTPRELASAGLYYTGIGDQVQCFACGGKLKNWEPGDRAWSEHRRHFPNCFFVLGRNLN >4J44_2|Chain B|PEPTIDE (ALA-ILE-ALA-VAL)|homo sapiens (9606) AIAV