[Term] id: PR:000077111 name: ubiquitin-protein ligase E3B cysteinylated 1 (human) def: "A ubiquitin-protein ligase E3B (human) that has been cysteinylated on the residue at the position equivalent to Cys-343 of the amino acid sequence represented by UniProtKB:Q7Z3V4-1. Example: UniProtKB:Q7Z3V4-1, Cys-343, MOD:00765." [PRO:DNx, IEDB_epitope:1587348] comment: Category=organism-modification. synonym: "hUBE3B/Cyst:1" EXACT PRO-short-label [PRO:DNx] synonym: "UniProtKB:Q7Z3V4, Cys-343, MOD:00765" EXACT PRO-proteoform-std [PRO:DNx] synonym: "UniProtKB:Q7Z3V4-1, Cys-343, MOD:00765" NARROW PRO-proteoform-std [PRO:DNx] is_a: PR:Q7Z3V4 ! ubiquitin-protein ligase E3B (human) relationship: has_part MOD:00765 ! cysteinylation (disulfide with free L-cysteine) relationship: only_in_taxon NCBITaxon:9606 ! Homo sapiens