3V00
Studies of a constitutively active G-alpha subunit provide insights into the mechanism of G protein activation.
Domain Annotation: SCOP2 Classification SCOP2 Database Homepage
Chains | Type | Family Name | Domain Identifier | Family Identifier | Provenance Source (Version) |
---|---|---|---|---|---|
B | SCOP2B Superfamily | Galpha insert domain-like | 8056789 | 3000669 | SCOP2B (2022-06-29) |
B | SCOP2B Superfamily | Ras-like P-loop GTPases | 8056788 | 3002022 | SCOP2B (2022-06-29) |
C [auth A] | SCOP2B Superfamily | Ras-like P-loop GTPases | 8056788 | 3002022 | SCOP2B (2022-06-29) |
C [auth A] | SCOP2B Superfamily | Galpha insert domain-like | 8056789 | 3000669 | SCOP2B (2022-06-29) |
A [auth C] | SCOP2B Superfamily | Ras-like P-loop GTPases | 8056788 | 3002022 | SCOP2B (2022-06-29) |
A [auth C] | SCOP2B Superfamily | Galpha insert domain-like | 8056789 | 3000669 | SCOP2B (2022-06-29) |
Domain Annotation: ECOD Classification ECOD Database Homepage
Chains | Family Name | Domain Identifier | Architecture | Possible Homology | Homology | Topology | Family | Provenance Source (Version) |
---|---|---|---|---|---|---|---|---|
B | G-alpha | e3v00B1 | A: alpha arrays | X: Transducin (alpha subunit), insertion domain (From Topology) | H: Transducin (alpha subunit), insertion domain (From Topology) | T: Transducin (alpha subunit), insertion domain | F: G-alpha | ECOD (1.6) |
B | Ras | e3v00B2 | A: a/b three-layered sandwiches | X: P-loop domains-like | H: P-loop domains-related | T: P-loop containing nucleoside triphosphate hydrolases | F: Ras | ECOD (1.6) |
C [auth A] | G-alpha | e3v00A1 | A: alpha arrays | X: Transducin (alpha subunit), insertion domain (From Topology) | H: Transducin (alpha subunit), insertion domain (From Topology) | T: Transducin (alpha subunit), insertion domain | F: G-alpha | ECOD (1.6) |
C [auth A] | Ras | e3v00A2 | A: a/b three-layered sandwiches | X: P-loop domains-like | H: P-loop domains-related | T: P-loop containing nucleoside triphosphate hydrolases | F: Ras | ECOD (1.6) |
A [auth C] | G-alpha | e3v00C1 | A: alpha arrays | X: Transducin (alpha subunit), insertion domain (From Topology) | H: Transducin (alpha subunit), insertion domain (From Topology) | T: Transducin (alpha subunit), insertion domain | F: G-alpha | ECOD (1.6) |
A [auth C] | Ras | e3v00C2 | A: a/b three-layered sandwiches | X: P-loop domains-like | H: P-loop domains-related | T: P-loop containing nucleoside triphosphate hydrolases | F: Ras | ECOD (1.6) |
Domain Annotation: CATH CATH Database Homepage
Chain | Domain | Class | Architecture | Topology | Homology | Provenance Source (Version) |
---|---|---|---|---|---|---|
B | 3.40.50.300 | Alpha Beta | 3-Layer(aba) Sandwich | Rossmann fold | P-loop containing nucleotide triphosphate hydrolases | CATH (4.3.0) |
B | 1.10.400.10 | Mainly Alpha | Orthogonal Bundle | GI Alpha 1, domain 2-like | GI Alpha 1, domain 2-like | CATH (4.3.0) |
C [auth A] | 3.40.50.300 | Alpha Beta | 3-Layer(aba) Sandwich | Rossmann fold | P-loop containing nucleotide triphosphate hydrolases | CATH (4.3.0) |
C [auth A] | 1.10.400.10 | Mainly Alpha | Orthogonal Bundle | GI Alpha 1, domain 2-like | GI Alpha 1, domain 2-like | CATH (4.3.0) |
A [auth C] | 3.40.50.300 | Alpha Beta | 3-Layer(aba) Sandwich | Rossmann fold | P-loop containing nucleotide triphosphate hydrolases | CATH (4.3.0) |
A [auth C] | 1.10.400.10 | Mainly Alpha | Orthogonal Bundle | GI Alpha 1, domain 2-like | GI Alpha 1, domain 2-like | CATH (4.3.0) |
Protein Family Annotation Pfam Database Homepage
Chains | Accession | Name | Description | Comments | Source |
---|---|---|---|---|---|
A [auth C], B, C [auth A] | PF00503 | G-protein alpha subunit (G-alpha) | G-protein alpha subunit | G proteins couple receptors of extracellular signals to intracellular signaling pathways. The G protein alpha subunit binds guanyl nucleotide and is a weak GTPase. A set of residues that are unique to G-alpha as compared to its ancestor the Arf-like ... | Domain |
Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage
InterPro: Protein Family Classification InterPro Database Homepage
Chains | Accession | Name | Type |
---|---|---|---|
A [auth C], B, C [auth A] | IPR001019 | Guanine nucleotide binding protein (G-protein), alpha subunit | Family |
A [auth C], B, C [auth A] | IPR011025 | G protein alpha subunit, helical insertion | Homologous Superfamily |
A [auth C], B, C [auth A] | IPR027417 | P-loop containing nucleoside triphosphate hydrolase | Homologous Superfamily |
A [auth C], B, C [auth A] | IPR001408 | G-protein alpha subunit, group I | Family |
A [auth C], B, C [auth A] | IPR001408 | G-protein alpha subunit, group I | Family |
A [auth C], B, C [auth A] | IPR001019 | Guanine nucleotide binding protein (G-protein), alpha subunit | Family |
A [auth C], B, C [auth A] | IPR011025 | G protein alpha subunit, helical insertion | Homologous Superfamily |
A [auth C], B, C [auth A] | IPR027417 | P-loop containing nucleoside triphosphate hydrolase | Homologous Superfamily |