Crystal Structure of p110alpha complexed with niSH2 of p85alpha and PI-103
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 | e4l23A3 | A: Thioredoxin-like | X: Thioredoxin-like | H: Thioredoxin-like | T: CBS | F: | ECOD (20:10:01) | |
| A | e4l23A5 | A: a+b domain in Capz | X: a+b domain in Capz | H: a+b domain in Capz | T: BSH_RND | F: | ECOD (20:10:01) | |
| A | e4l23A1 | A: amino-terminal domain of OmpATb | X: amino-terminal domain of OmpATb | H: amino-terminal domain of OmpATb | T: HI0933_like_1st | F: | ECOD (20:10:01) | |
| A | e4l23A7 | A: Alpha helical domain of ribonucleotide reductases | X: Alpha helical domain of ribonucleotide reductases | H: Alpha helical domain of ribonucleotide reductases | T: Alpha_E2_glycop | F: | ECOD (20:10:01) | |
| B | e4l23B1 | A: OB-fold | X: Rubredoxin-related | H: Rubredoxin-related | T: EF-hand_1, EF-hand_7 | F: | ECOD (20:10:01) | |
| B | e4l23B2 | A: TIM beta/alpha-barrel | X: TIM barrels | H: TIM barrels | T: ATP-synt_VA_C | F: | ECOD (20:10:01) |
Domain Annotation: CATH CATH Database Homepage
| Chain | Domain | Class | Architecture | Topology | Homology | Provenance Source (Version) |
|---|---|---|---|---|---|---|
| A | 3.10.20.770 | Alpha Beta | Roll | Ubiquitin-like (UB roll) | CATH (4.3.0) | |
| A | 2.60.40.150 | Mainly Beta | Sandwich | Immunoglobulin-like | C2 domain | CATH (4.3.0) |
| A | 1.25.40.70 | Mainly Alpha | Alpha Horseshoe | Serine Threonine Protein Phosphatase 5, Tetratricopeptide repeat | Phosphatidylinositol 3-kinase, accessory domain (PIK) | CATH (4.3.0) |
| A | 3.30.1010.10 | Alpha Beta | 2-Layer Sandwich | Phosphatidylinositol 3-kinase Catalytic Subunit | Chain A, domain 4 | CATH (4.3.0) |
| A | 1.10.1070.11 | Mainly Alpha | Orthogonal Bundle | Phosphatidylinositol 3-kinase Catalytic Subunit | Chain A, Domain 5 | 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 |
|---|---|---|---|---|---|
| PF00613 | Phosphoinositide 3-kinase family, accessory domain (PIK domain) (PI3Ka) | Phosphoinositide 3-kinase family, accessory domain (PIK domain) | - | Repeat | |
| PF02192 | PI3-kinase family, p85-binding domain (PI3K_p85B) | PI3-kinase family, p85-binding domain | - | Family | |
| PF00792 | Phosphoinositide 3-kinase C2 (PI3K_C2) | Phosphoinositide 3-kinase C2 | Phosphoinositide 3-kinase region postulated to contain a C2 domain. Outlier of Pfam:PF00168 family. | Domain | |
| PF00794 | PI3-kinase family, ras-binding domain (PI3K_rbd) | PI3-kinase family, ras-binding domain | Certain members of the PI3K family possess Ras-binding domains in their N-termini. These regions show some similarity (although not highly significant similarity) to Ras-binding Pfam:PF00788 domains (unpublished observation). | Domain | |
| PF00454 | Phosphatidylinositol 3- and 4-kinase (PI3_PI4_kinase) | Phosphatidylinositol 3- and 4-kinase | - | Family | |
| PF00017 | SH2 domain (SH2) | SH2 domain | Domain | ||
| 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 |














