[Term]
id: PR:000044867
name: core histone macro-H2A.1, initiator methionine removed phosphorylated 1 (human)
def: "A core histone macro-H2A.1 (human) that has had the initiator methionine removed and that has been phosphorylated on the residue at the position equivalent to Ser-138 of the amino acid sequence represented by UniProtKB:O75367. UniProtKB:O75367, 2-372, Ser-138, MOD:00046." [PRO:DAN, PRO:JPB, PRO:JR, PMID:18227505, HIstome_var_Hs:Core_histone_macro-H2A.1]
comment: Category=organism-modification.
synonym: "hH2AFY/InitMet-/Phos:1" EXACT PRO-short-label [PRO:DNx]
synonym: "UniProtKB:O75367, 2-372, Ser-138, MOD:00046" EXACT PRO-proteoform-std [PRO:DNx]
synonym: "Core_histone_macro-H2A.1:H2AS137ph" BROAD [HIstome_ptm_Hs:H2AS137ph]
is_a: PR:O75367 ! core histone macro-H2A.1 (human)
relationship: has_part MOD:00046 ! O-phospho-L-serine
relationship: lacks_part PR:000021937 ! initiator methionine
relationship: only_in_taxon NCBITaxon:9606 ! Homo sapiens