[Term] id: PR:000048303 name: mitogen-activated protein kinase kinase kinase 1, initiator methionine removed phosphorylated 1 (human) def: "A mitogen-activated protein kinase kinase kinase 1 (human) that has had the initiator methionine removed and has been post-translationally modified to include phosphothreonine at positions 1400 and 1412 of the amino acid sequence represented by UniProtKB:Q13233. UniProtKB:Q13233, 2-1512, Thr-1400/Thr-1412, MOD:00047." [PRO:DNx, Reactome:R-HSA-2685607] comment: Category=organism-modification. synonym: "hMAP3K1/InitMet-/Phos:1" EXACT PRO-short-label [PRO:DNx] synonym: "PRO_0000086240, Thr-1400/Thr-1412, MOD:00047" EXACT PRO-proteoform-ftid [PRO:DNx] synonym: "UniProtKB:Q13233, 2-1512, Thr-1400/Thr-1412, MOD:00047" EXACT PRO-proteoform-std [PRO:DNx] xref: Reactome:R-HSA-2685607 "PR:000048303 located_in GO:0005829" is_a: PR:Q13233 ! mitogen-activated protein kinase kinase kinase 1 (human) relationship: has_part MOD:00047 ! O-phospho-L-threonine relationship: lacks_part PR:000021937 ! initiator methionine relationship: only_in_taxon NCBITaxon:9606 ! Homo sapiens