Gene
Entrez ID Entrez Gene ID - the GENE ID in NCBI Gene database.
5293
Gene name Gene Name - the full gene name approved by the HGNC.
Phosphatidylinositol-4,5-bisphosphate 3-kinase catalytic subunit delta
Gene symbol Gene Symbol - the official gene symbol approved by the HGNC.
PIK3CD
Synonyms (NCBI Gene) Gene synonyms aliases
APDS, IMD14, IMD14A, IMD14B, P110DELTA, PI3K, ROCHIS, p110D
Chromosome Chromosome number
1
Chromosome location Chromosomal Location - indicates the cytogenetic location of the gene or region on the chromosome.
1p36.22
Summary Summary of gene provided in NCBI Entrez Gene.
Phosphoinositide 3-kinases (PI3Ks) phosphorylate inositol lipids and are involved in the immune response. The protein encoded by this gene is a class I PI3K found primarily in leukocytes. Like other class I PI3Ks (p110-alpha p110-beta, and p110-gamma), th
SNPs SNP information provided by dbSNP.
SNP ID Visualize variation Clinical significance Consequence
rs28730670 C>A,G,T Pathogenic, benign, uncertain-significance Coding sequence variant, synonymous variant, missense variant, non coding transcript variant
rs397518423 G>A Pathogenic Coding sequence variant, missense variant, non coding transcript variant
rs587777389 G>A Pathogenic Coding sequence variant, missense variant, non coding transcript variant
rs587777390 T>C Pathogenic Coding sequence variant, missense variant, non coding transcript variant
rs1064795762 A>G Likely-pathogenic Missense variant, coding sequence variant, non coding transcript variant
miRNA miRNA information provided by mirtarbase database.
miRTarBase ID miRNA Experiments Reference
MIRT006777 hsa-miR-7-5p Luciferase reporter assay 22234835
MIRT006777 hsa-miR-7-5p Luciferase reporter assay 22234835
MIRT006777 hsa-miR-7-5p Luciferase reporter assay 22234835
MIRT006777 hsa-miR-7-5p Luciferase reporter assay 22234835
MIRT006777 hsa-miR-7-5p Luciferase reporter assay 22234835
Transcription factors
Transcription factor Regulation Reference
RUNX1 Unknown 19638627
Gene ontology (GO) Gene ontology information of associated ontologies with gene provided by GO database.
GO ID Ontology Definition Evidence Reference
GO:0000166 Function Nucleotide binding IEA
GO:0001779 Process Natural killer cell differentiation TAS 20940048
GO:0001819 Process Positive regulation of cytokine production TAS 20940048
GO:0001938 Process Positive regulation of endothelial cell proliferation IGI 31915155
GO:0002250 Process Adaptive immune response IEA
Other IDs Other ids provides unique ids of gene in databases such as OMIM, HGNC, ENSEMBLE.
MIM HGNC e!Ensembl
602839 8977 ENSG00000171608
Protein
UniProt ID O00329
Protein name Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit delta isoform (PI3-kinase subunit delta) (PI3K-delta) (PI3Kdelta) (PtdIns-3-kinase subunit delta) (EC 2.7.1.137) (EC 2.7.1.153) (Phosphatidylinositol 4,5-bisphosphate 3-kinase 110 kDa cataly
Protein function Phosphoinositide-3-kinase (PI3K) phosphorylates phosphatidylinositol (PI) and its phosphorylated derivatives at position 3 of the inositol ring to produce 3-phosphoinositides (PubMed:9235916). Uses ATP and PtdIns(4,5)P2 (phosphatidylinositol 4,5
PDB 5DXU , 5M6U , 5T8F , 5UBT , 5VLR , 6G6W , 6OCO , 6OCU , 6PYR , 6PYU , 7JIS , 7LM2 , 7LQ1 , 8BCY , 8S3R , 9GCF , 9GDI
Family and domains

Pfam

Accession ID Position in sequence Description Type
PF02192 PI3K_p85B 32 107 PI3-kinase family, p85-binding domain Family
PF00794 PI3K_rbd 175 281 PI3-kinase family, ras-binding domain Domain
PF00792 PI3K_C2 337 464 Phosphoinositide 3-kinase C2 Domain
PF00613 PI3Ka 499 684 Phosphoinositide 3-kinase family, accessory domain (PIK domain) Family
PF00454 PI3_PI4_kinase 773 991 Phosphatidylinositol 3- and 4-kinase Family
Tissue specificity TISSUE SPECIFICITY: In humans, the highest levels of expression are seen in peripheral blood mononuclear cells, spleen, and thymus, and low levels of expression in testes, uterus, colon, and small intestine but not in other tissues examined including pros
Sequence
MPPGVDCPMEFWTKEENQSVVVDFLLPTGVYLNFPVSRNANLSTIKQLLWHRAQYEPLFH
MLSGPEAYVFTCINQTAEQQELEDEQRRLCDVQPFLPVLRLVAREGD
RVKKLINSQISLL
IGKGLHEFDSLCDPEVNDFRAKMCQFCEEAAARRQQLGWEAWLQYSFPLQLEPSAQTWGP
GTLRLPNRALLVNVKFEGSEESFTFQVSTKDVPLALMACALRKKATVFRQPLVEQPEDYT
LQVNGRHEYLYGSYPLCQFQYICSCLHSGLTPHLTMVHSSS
ILAMRDEQSNPAPQVQKPR
AKPPPIPAKKPSSVSLWSLEQPFRIELIQGSKVNADERMKLVVQAGLFHGNEMLCKTVSS
SEVSVCSEPVWKQRLEFDINICDLPRMARLCFALYAVIEKAKKARSTKKKSKKADCPIAW
ANLMLFDYKDQLKTGERCLYMWPSVPDEKGELLNPTGTVRSNPN
TDSAAALLICLPEVAP
HPVYYPALEKILELGRHSECVHVTEEEQLQLREILERRGSGELYEHEKDLVWKLRHEVQE
HFPEALARLLLVTKWNKHEDVAQMLYLLCSWPELPVLSALELLDFSFPDCHVGSFAIKSL
RKLTDDELFQYLLQLVQVLKYESYLDCELTKFLLDRALANRKIGHFLFWHLRSEMHVPSV
ALRFGLILEAYCRGSTHHMKVLMK
QGEALSKLKALNDFVKLSSQKTPKPQTKELMHLCMR
QEAYLEALSHLQSPLDPSTLLAEVCVEQCTFMDSKMKPLWIMYSNEEAGSGGSVGIIFKN
GDDLRQDMLTLQMIQLMDVLWKQEGLDLRMTPYGCLPTGDRTGLIEVVLRSDTIANIQLN
KSNMAATAAFNKDALLNWLKSKNPGEALDRAIEEFTLSCAGYCVATYVLGIGDRHSDNIM
IRESGQLFHIDFGHFLGNFKTKFGINRERVPFILTYDFVHVIQQGKTNNSEKFERFRGYC
ERAYTILRRHGLLFLHLFALMRAAGLPELSC
SKDIQYLKDSLALGKTEEEALKHFRVKFN
EALRESWKTKVNWLAHNVSKDNRQ
Sequence length 1044
Interactions View interactions
Pathways Pathway information has different metabolic/signaling pathways associated with genes.
  KEGG   Reactome
  Inositol phosphate metabolism
Metabolic pathways
EGFR tyrosine kinase inhibitor resistance
Endocrine resistance
Platinum drug resistance
ErbB signaling pathway
Ras signaling pathway
Rap1 signaling pathway
cAMP signaling pathway
Chemokine signaling pathway
HIF-1 signaling pathway
FoxO signaling pathway
Phosphatidylinositol signaling system
Sphingolipid signaling pathway
Phospholipase D signaling pathway
Hormone signaling
Autophagy - animal
mTOR signaling pathway
PI3K-Akt signaling pathway
AMPK signaling pathway
Apoptosis
Longevity regulating pathway
Longevity regulating pathway - multiple species
Cellular senescence
Axon guidance
VEGF signaling pathway
Osteoclast differentiation
Focal adhesion
Signaling pathways regulating pluripotency of stem cells
Platelet activation
Neutrophil extracellular trap formation
Toll-like receptor signaling pathway
C-type lectin receptor signaling pathway
JAK-STAT signaling pathway
Natural killer cell mediated cytotoxicity
T cell receptor signaling pathway
B cell receptor signaling pathway
Fc epsilon RI signaling pathway
Fc gamma R-mediated phagocytosis
TNF signaling pathway
Leukocyte transendothelial migration
Neurotrophin signaling pathway
Cholinergic synapse
Inflammatory mediator regulation of TRP channels
Regulation of actin cytoskeleton
Insulin signaling pathway
Progesterone-mediated oocyte maturation
Estrogen signaling pathway
Prolactin signaling pathway
Thyroid hormone signaling pathway
Regulation of lipolysis in adipocytes
Relaxin signaling pathway
GnRH secretion
Type II diabetes mellitus
Insulin resistance
Non-alcoholic fatty liver disease
AGE-RAGE signaling pathway in diabetic complications
Growth hormone synthesis, secretion and action
Aldosterone-regulated sodium reabsorption
Carbohydrate digestion and absorption
Alzheimer disease
Spinocerebellar ataxia
Prion disease
Bacterial invasion of epithelial cells
Shigellosis
Salmonella infection
Yersinia infection
Chagas disease
Amoebiasis
Hepatitis C
Hepatitis B
Measles
Human cytomegalovirus infection
Influenza A
Human papillomavirus infection
Human T-cell leukemia virus 1 infection
Kaposi sarcoma-associated herpesvirus infection
Herpes simplex virus 1 infection
Epstein-Barr virus infection
Human immunodeficiency virus 1 infection
Coronavirus disease - COVID-19
Pathways in cancer
Viral carcinogenesis
Proteoglycans in cancer
MicroRNAs in cancer
Chemical carcinogenesis - receptor activation
Chemical carcinogenesis - reactive oxygen species
Colorectal cancer
Renal cell carcinoma
Pancreatic cancer
Endometrial cancer
Glioma
Prostate cancer
Melanoma
Chronic myeloid leukemia
Acute myeloid leukemia
Small cell lung cancer
Non-small cell lung cancer
Breast cancer
Hepatocellular carcinoma
Gastric cancer
Central carbon metabolism in cancer
Choline metabolism in cancer
PD-L1 expression and PD-1 checkpoint pathway in cancer
Diabetic cardiomyopathy
Lipid and atherosclerosis
Fluid shear stress and atherosclerosis
  PIP3 activates AKT signaling
Synthesis of PIPs at the plasma membrane
Constitutive Signaling by Aberrant PI3K in Cancer
Interleukin-3, Interleukin-5 and GM-CSF signaling
PI5P, PP2A and IER3 Regulate PI3K/AKT Signaling
RET signaling
Erythropoietin activates Phosphoinositide-3-kinase (PI3K)
Interleukin receptor SHC signaling
Regulation of signaling by CBL
Antigen activates B Cell Receptor (BCR) leading to generation of second messengers
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Associated diseases Disease associations categorized as Causal (pathogenic variants), Unknown (uncertain genetic evidence), or Text Mining (literature-based associations)
Causal Diseases caused by PATHOGENIC or LIKELY PATHOGENIC variants from ClinVar only
Disease merge term Disease name dbSNP ID References
Immunodeficiency Immunodeficiency 14, Inherited Immunodeficiency Diseases rs397518423, rs28730670, rs587777389, rs587777390, rs1064795762 N/A
Unknown Includes: (1) ClinVar NON-pathogenic variants (Uncertain, Benign, Conflicting, VUS), (2) GenCC associations, (3) GWAS associations, (4) CBGDA evidence-based associations. NOTE: Diseases with pathogenic evidence are excluded to avoid conflicts.
Disease merge term Disease name Evidence References Source
ACTIVATED PI3K-DELTA SYNDROME activated pi3k-delta syndrome, activated PI3K-delta syndrome N/A N/A ClinVar, GenCC
Alzheimer disease Alzheimer's disease or family history of Alzheimer's disease N/A N/A GWAS
Irritable Bowel Syndrome Irritable bowel syndrome N/A N/A GWAS
Roifman-Chitayat Syndrome combined immunodeficiency with faciooculoskeletal anomalies N/A N/A ClinVar
Associations from Text Mining Disease associations identified through Pubtator
Disease Name Relationship Type References
Abdominal Pain Associate 38287413
Activated PI3K delta Syndrome Associate 24136356, 39253077
Acute Disease Associate 38287413
Adenocarcinoma Associate 39739112
Adenocarcinoma of Lung Associate 36919755, 38508329, 39346927
Adenomyosis Associate 30365102
Agammaglobulinemia Associate 35080319
Airway Obstruction Associate 24136356
Allergic Fungal Sinusitis Associate 30375439
Alzheimer Disease Associate 29229897