EC 2.7.1.153: Phosphatidylinositol-4,5-bisphosphate 3-kinase
Reaction catalysed:
ATP + 1-phosphatidyl-1D-myo-inositol 4,5-bisphosphate = ADP + 1-phosphatidyl-1D-myo-inositol 3,4,5-trisphosphate
Systematic name:
ATP:1-phosphatidyl-1D-myo-inositol-4,5-bisphosphate 3-phosphotransferase
Alternative Name(s):
- Type I phosphoinositide 3-kinase
EC 2.7.1.137: Phosphatidylinositol 3-kinase
Reaction catalysed:
ATP + 1-phosphatidyl-1D-myo-inositol = ADP + 1-phosphatidyl-1D-myo-inositol 3-phosphate
Systematic name:
ATP:1-phosphatidyl-1D-myo-inositol 3-phosphotransferase
Alternative Name(s):
- 1-phosphatidylinositol 3-kinase
- PI3-kinase
- PtdIns-3-kinase
- Type I phosphatidylinositol kinase
- Type III phosphoinositide 3-kinase
- Vps34p
GO terms
Biochemical function:
Biological process:
Cellular component:
- not assigned
Sequence families
Protein families (Pfam)
PF00613
Domain description:
Phosphoinositide 3-kinase family, accessory domain (PIK domain)
Occurring in:
Occurring in:
InterPro annotations
IPR000341
Domain description:
Phosphatidylinositol 3-kinase Ras-binding (PI3K RBD) domain
Occurring in:
Occurring in:
IPR036940
Domain description:
Phosphatidylinositol 3-/4-kinase, catalytic domain superfamily
Occurring in:
Occurring in:
IPR042236
Domain description:
Phosphoinositide 3-kinase, accessory (PIK) domain superfamily
Occurring in:
Occurring in:
Structure domains
CATH domains
1.25.40.70
Class:
Mainly Alpha
Architecture:
Alpha Horseshoe
Topology:
Serine Threonine Protein Phosphatase 5, Tetratricopeptide repeat
Homology:
Phosphatidylinositol 3-kinase, accessory domain (PIK)
Occurring in:
1.10.1070.11
Class:
Mainly Alpha
Architecture:
Orthogonal Bundle
Topology:
Phosphatidylinositol 3-kinase Catalytic Subunit; Chain A, Domain 5
Homology:
Phosphatidylinositol 3-/4-kinase, catalytic domain
Occurring in:
3.30.1010.10
Class:
Alpha Beta
Architecture:
2-Layer Sandwich
Topology:
Phosphatidylinositol 3-kinase Catalytic Subunit; Chain A, domain 4
Homology:
Phosphatidylinositol 3-kinase Catalytic Subunit; Chain A, domain 4
Occurring in:
2.60.40.150
Class:
Mainly Beta
Architecture:
Sandwich
Topology:
Immunoglobulin-like
Homology:
C2 domain
Occurring in: