>1Y8X_1|Chain A|Ubiquitin-conjugating enzyme E2 M|Homo sapiens (9606)
GSMASAAQLRIQKDINELNLPKTCDISFSDPDDLLNFKLVICPDEGFYKSGKFVFSFKVGQGYPHDPPKVKCETMVYHPNIDLEGNVCLNILREDWKPVLTINSIIYGLQYLFLEPNPEDPLNKEAAEVLQNNRRLFEQNVQRSMRGGYIGSTYFERCLK
>1Y8X_2|Chain B|Ubiquitin-activating enzyme E1C|Homo sapiens (9606)
GSSQLPQNIQFSPSAKLQEVLDYLTNSASLQMKSPAITATLEGKNRTLYMQSVTSIEERTRPNLSKTLKELGLVDGQELAVADVTTPQTVLFKLHFTS