2V1Y
Structure of a phosphoinositide 3-kinase alpha adaptor-binding domain (ABD) in a complex with the iSH2 domain from p85 alpha
External Resource: Annotation
Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage
Chains | Domain Info | Class | Fold | Superfamily | Family | Domain | Species | Provenance Source (Version) |
---|---|---|---|---|---|---|---|---|
A | d2v1ya_ | Alpha and beta proteins (a+b) | beta-Grasp (ubiquitin-like) | Phosphoinositide 3-kinase alpha adaptor-binding domain (ABD)-like | Phosphoinositide 3-kinase alpha adaptor-binding domain (ABD)-like | Phosphoinositide 3-kinase (PI3K) alpha | BOVINE (Bos taurus ) [TaxId: 9913 ], | SCOPe (2.08) |
B | d2v1yb_ | Coiled coil proteins | Antiparallel coiled-coil | Phosphatidylinositol 3-kinase regulatory subunit P85 inter-SH2 (iSH2) domain-like | Phosphatidylinositol 3-kinase regulatory subunit P85 inter-SH2 domain-like | Phosphatidylinositol 3-kinase regulatory subunit P85 inter-SH2 domain | HUMAN (Homo sapiens ) [TaxId: 9606 ], | SCOPe (2.08) |
Domain Annotation: SCOP2 Classification SCOP2 Database Homepage
Domain Annotation: ECOD Classification ECOD Database Homepage
Chains | Family Name | Domain Identifier | Architecture | Possible Homology | Homology | Topology | Family | Provenance Source (Version) |
---|---|---|---|---|---|---|---|---|
A | PI3K_p85B | e2v1yA1 | A: a+b two layers | X: beta-Grasp | H: Ubiquitin-related | T: Ubiquitin-like | F: PI3K_p85B | ECOD (1.6) |
B | PI3K_P85_iSH2 | e2v1yB1 | A: alpha bundles | X: YscO-like | H: Phosphatidylinositol 3-kinase regulatory subunit inter-SH2 domain (From Topology) | T: Phosphatidylinositol 3-kinase regulatory subunit inter-SH2 domain | F: PI3K_P85_iSH2 | ECOD (1.6) |
Domain Annotation: CATH CATH Database Homepage
Chain | Domain | Class | Architecture | Topology | Homology | Provenance Source (Version) |
---|---|---|---|---|---|---|
A | 3.10.20.90 | Alpha Beta | Roll | Ubiquitin-like (UB roll) | Phosphatidylinositol 3-kinase Catalytic Subunit | CATH (4.3.0) |
B | 1.10.287.1490 | Mainly Alpha | Orthogonal Bundle | Helix Hairpins | CATH (4.3.0) |
Protein Family Annotation Pfam Database Homepage
Chains | Accession | Name | Description | Comments | Source |
---|---|---|---|---|---|
PF02192 | PI3-kinase family, p85-binding domain (PI3K_p85B) | PI3-kinase family, p85-binding domain | - | Family | |
PF16454 | Phosphatidylinositol 3-kinase regulatory subunit P85 inter-SH2 domain (PI3K_P85_iSH2) | Phosphatidylinositol 3-kinase regulatory subunit P85 inter-SH2 domain | This domain is found between the two SH2 domains in phosphatidylinositol 3-kinase regulatory subunit P85. It forms a complex with the adaptor-binding domain of phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha [1]. | Domain |