[Term]
id: PR:000061139
name: dual specificity mitogen-activated protein kinase kinase 1 sequence variant C121S, initiator methionine removed form (human)
def: "A dual specificity mitogen-activated protein kinase kinase 1 (human) that has a Ser residue at the position equivalent to Cys-121 of the amino acid sequence represented by UniProtKB:Q02750-1 and that has had the initiator methionine removed. Example: UniProtKB:Q02750-1, 2-393, Cys-121, CHEBI:29999." [PRO:DNx, Reactome:R-HSA-9652013]
comment: Category=organism-modification.
synonym: "hMAP2K1/var:C121S/InitMet-" EXACT PRO-short-label [PRO:DNx]
synonym: "MAP2K1 C121S" RELATED Reactome-displayName [PRO:DNx, Reactome:R-HSA-9652013]
synonym: "UniProtKB:Q02750, 2-393, Cys-121, CHEBI:29999" EXACT PRO-proteoform-std [PRO:DNx]
synonym: "UniProtKB:Q02750-1, 2-393, Cys-121, CHEBI:29999" NARROW PRO-proteoform-std [PRO:DNx]
xref: Reactome:R-HSA-9652013 "PR:000061139 located_in GO:0005829"
is_a: PR:Q02750 ! dual specificity mitogen-activated protein kinase kinase 1 (human)
relationship: only_in_taxon NCBITaxon:9606 ! Homo sapiens