[Term] id: PR:000045037 name: histone H2B type 1-C/E/F/G/I, initiator methionine removed acetylated 2 (human) def: "A histone H2B type 1-C/E/F/G/I (human) that has had the initiator methionine removed and that has been acetylated at the position equivalent to Lys-21 of the amino acid sequence represented by UniProtKB:P62807. UniProtKB:P62807, 2-126, Lys-21, MOD:00064." [PRO:DAN, PRO:JPB, PRO:JR, PMID:16283522, PMID:18552846, HIstome_var_Hs:Histone_H2B_type_1-C/E/F/G/I] comment: Category=organism-modification. synonym: "hH2BC[4/6/7/8/10]/InitMet-/Ac:2" EXACT PRO-short-label [PRO:DNx] synonym: "PRO_0000071826, Lys-21, MOD:00064" EXACT PRO-proteoform-ftid [PRO:DNx] synonym: "UniProtKB:P62807, 2-126, Lys-21, MOD:00064" EXACT PRO-proteoform-std [PRO:DNx] synonym: "H2B_type_1-C/E/F/G/I:H2BK20ac" BROAD [HIstome_ptm_Hs:H2BK20ac] xref: Reactome:R-HSA-4568626 "PR:000045037 located_in GO:0005654" is_a: PR:P62807 ! histone H2B type 1-C/E/F/G/I (human) relationship: has_part MOD:00064 ! N6-acetyl-L-lysine relationship: lacks_part PR:000021937 ! initiator methionine relationship: only_in_taxon NCBITaxon:9606 ! Homo sapiens