[Term] id: PR:000045023 name: histone H2A.Z, initiator methionine removed ubiquitinated 1 (human) def: "A histone H2A.Z (human) that has had the initiator methionine removed and that has been ubiquitinated on the lysine at the position equivalent to Lys-122 of the amino acid sequence represented by UniProtKB:P0C0S5. UniProtKB:P0C0S5, 2-128, Lys-122, MOD:01148." [HIstome_var_Hs:Histone_H2A.Z, PMID:17636032, PRO:DAN, PRO:JPB, PRO:JR] comment: Category=organism-modification. synonym: "H2A.Z:H2AK121ub" BROAD [HIstome_ptm_Hs:H2AK121ub] synonym: "hH2AFZ/InitMet-/Ubiq:1" EXACT PRO-short-label [PRO:DNx] synonym: "UniProtKB:P0C0S5, 2-128, Lys-122, MOD:01148" EXACT PRO-proteoform-std [PRO:DNx] is_a: PR:P0C0S5 ! histone H2A.Z (human) relationship: has_part MOD:01148 ! ubiquitinylated lysine relationship: only_in_taxon NCBITaxon:9606 ! Homo sapiens relationship: lacks_part PR:000021937 ! initiator methionine