[Term] id: PR:000073648 name: phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit delta isoform cysteinylated 3 (human) def: "A phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit delta isoform (human) that has been cysteinylated on the residue at the position equivalent to Cys-257 of the amino acid sequence represented by UniProtKB:O00329-1. Example: UniProtKB:O00329-1, Cys-257, MOD:00765." [PRO:DNx, IEDB_epitope:1062053] comment: Category=organism-modification. synonym: "hPIK3CD/Cyst:3" EXACT PRO-short-label [PRO:DNx] synonym: "UniProtKB:O00329, Cys-257, MOD:00765" EXACT PRO-proteoform-std [PRO:DNx] synonym: "UniProtKB:O00329-1, Cys-257, MOD:00765" NARROW PRO-proteoform-std [PRO:DNx] is_a: PR:O00329 ! phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit delta isoform (human) relationship: has_part MOD:00765 ! cysteinylation (disulfide with free L-cysteine) relationship: only_in_taxon NCBITaxon:9606 ! Homo sapiens