[Term] id: PR:000045213 name: histone H3.1, initiator methionine removed citrullinated 4 (human) def: "A histone H3.1 (human) that has had the initiator methionine removed and that has been citrullinated at the position equivalent to Arg-3 of the amino acid sequence represented by UniProtKB:P68431. UniProtKB:P68431, 2-136, Arg-3, MOD:00219." [HIstome_var_Hs:Histone_H3.1, PMID:15339660, PMID:17079667, PRO:DAN, PRO:JPB, PRO:JR] comment: Category=organism-modification. synonym: "H3.1:H3R2ci" BROAD [HIstome_ptm_Hs:H3R2ci] synonym: "hH3.1/InitMet-/Cit:4" EXACT PRO-short-label [PRO:DNx] synonym: "UniProtKB:P68431, 2-136, Arg-3, MOD:00219" EXACT PRO-proteoform-std [PRO:DNx] xref: Reactome:R-HSA-5246544 "PR:000045213 located_in GO:0005654" is_a: PR:P68431 ! histone H3.1 (human) relationship: has_part MOD:00219 ! L-citrulline relationship: only_in_taxon NCBITaxon:9606 ! Homo sapiens relationship: lacks_part PR:000021937 ! initiator methionine