PIK3CD (Hsap) p110D phosphatidylinositol-4,5-bisphosphate 3-kinase 110 kDa catalytic subunit delta ptdIns-3-kinase subunit p110-delta P110DELTA phosphatidylinositol-4,5-bisphosphate 3-kinase catalytic subunit delta short variant 8/20 APDS PI3-kinase p110 subunit delta ROCHIS PI3Kdelta phosphoinositide-3-kinase C phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit delta isoform PI3K IMD14 IMD14A IMD14B phosphoinositide-3-kinase, catalytic, delta polypeptide variant p37delta gene