>3NIN_1|Chains A, B|E3 ubiquitin-protein ligase UBR1|Saccharomyces cerevisiae (4932) GSVHKHTGRNCGRKFKIGEPLYRCHECGCDDTCVLCIHCFNPKDHVNHHVCTDICTEFTSGICDCGDEEAWNSPLHCKAEEQ >3NIN_2|Chains C[auth D], D[auth E]|Peptide RLGES|null RLGES