[Term] id: PR:000078510 name: immunoglobulin heavy constant mu cysteinylated 1 (human) def: "An immunoglobulin heavy constant mu (human) that has been cysteinylated on the residue at the position equivalent to Cys-413 of the amino acid sequence represented by UniProtKB:P01871-2. Example: UniProtKB:P01871-2, Cys-413, MOD:00765." [PRO:DNx, IEDB_epitope:1563031, IEDB_epitope:1569223, IEDB_epitope:1571583, IEDB_epitope:1589427, IEDB_epitope:1594507, IEDB_epitope:1594509] comment: Category=organism-modification. synonym: "hIGHM/Cyst:1" EXACT PRO-short-label [PRO:DNx] synonym: "UniProtKB:P01871, Cys-413, MOD:00765" EXACT PRO-proteoform-std [PRO:DNx] synonym: "UniProtKB:P01871-2, Cys-413, MOD:00765" NARROW PRO-proteoform-std [PRO:DNx] is_a: PR:P01871 ! immunoglobulin heavy constant mu (human) relationship: has_part MOD:00765 ! cysteinylation (disulfide with free L-cysteine) relationship: only_in_taxon NCBITaxon:9606 ! Homo sapiens