[Term] id: PR:000025750 name: cyclin-dependent kinase inhibitor 1B isoform 1 phosphorylated 2 (human) def: "A cyclin-dependent kinase inhibitor 1B isoform 1 phosphorylated 2 in human. Phosphorylation at this site promotes subsequent Cdk2-mediated phosphorylation at Thr-187. UniProtKB:P46527-1, Tyr-88, MOD:00048." [PRO:JAN, PMID:17254966] comment: Category=organism-modification. synonym: "hCDKN1B/iso:1/Phos:2" EXACT PRO-short-label [PRO:DNx] synonym: "UniProtKB:P46527-1, Tyr-88, MOD:00048" EXACT PRO-proteoform-std [PRO:DNx] intersection_of: PR:000025749 ! cyclin-dependent kinase inhibitor 1B isoform 1 phosphorylated 2 intersection_of: only_in_taxon NCBITaxon:9606 ! Homo sapiens relationship: has_part MOD:00048 ! O4'-phospho-L-tyrosine