[Term] id: PR:000073540 name: T cell receptor beta constant 2 cysteinylated 1 (human) def: "A T cell receptor beta constant 2 (human) that has been cysteinylated on the residue at the position equivalent to Cys-74 of the amino acid sequence represented by UniProtKB:A0A5B9. UniProtKB:A0A5B9, Cys-74, MOD:00765." [PRO:DNx, IEDB_epitope:931238] comment: Category=organism-modification. synonym: "hTRBC2/Cyst:1" EXACT PRO-short-label [PRO:DNx] synonym: "UniProtKB:A0A5B9, Cys-74, MOD:00765" EXACT PRO-proteoform-std [PRO:DNx] is_a: PR:A0A5B9 ! T cell receptor beta constant 2 (human) relationship: has_part MOD:00765 ! cysteinylation (disulfide with free L-cysteine) relationship: only_in_taxon NCBITaxon:9606 ! Homo sapiens