2IHB

Crystal structure of the heterodimeric complex of human RGS10 and activated Gi alpha 3

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
B	d2ihbb_	All alpha proteins	Regulator of G-protein signaling, RGS	Regulator of G-protein signaling, RGS	automated matches	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Ras-like P-loop GTPases	8056794	3002022	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Ras-like P-loop GTPases	8056794	3002022	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Galpha insert domain-like	8056795	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)
A	G-alpha	e2ihbA1	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	Ras	e2ihbA2	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)
B	RGS	e2ihbB1	A: alpha bundles	X: Regulator of G-protein signaling, RGS (From Topology)	H: Regulator of G-protein signaling, RGS (From Topology)	T: Regulator of G-protein signaling, RGS	F: RGS	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.50.300	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	P-loop containing nucleotide triphosphate hydrolases	CATH (4.3.0)
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)
B	1.10.196.10	Mainly Alpha	Orthogonal Bundle	Regulator of G-protein Signalling 4	domain 1	CATH (4.3.0)
B	1.10.167.10	Mainly Alpha	Orthogonal Bundle	Regulator of G-protein Signalling 4	domain 2	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
B	PF00615	Regulator of G protein signaling domain (RGS)	Regulator of G protein signaling domain	RGS family members are GTPase-activating proteins for heterotrimeric G-protein alpha-subunits.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Guanine nucleotide-binding protein G(k) subunit alpha	binding guanyl nucleotide binding GTP binding nucleotide binding guanyl ribonucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding organic cyclic compound binding purine nucleotide binding anion binding heterocyclic compound binding carbohydrate derivative binding binding guanyl nucleotide binding GTP binding nucleotide binding guanyl ribonucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding organic cyclic compound binding purine nucleotide binding anion binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding GDP binding protein-containing complex binding G-protein beta/gamma-subunit complex binding protein binding signaling receptor binding G protein-coupled receptor binding cation binding metal ion binding pyrophosphatase activity GTPase activity ribonucleoside triphosphate phosphatase activity hydrolase activity, acting on acid anhydrides, in phosphorus-containing anhydrides hydrolase activity hydrolase activity, acting on acid anhydrides catalytic activity	cellular process cell division cellular response to stimulus regulation of biological process regulation of cellular process response to stimulus signaling biological regulation cell communication adenylate cyclase-modulating G protein-coupled receptor signaling pathway G protein-coupled receptor signaling pathway signal transduction cellular response to nitrogen compound response to dopamine cellular process cell division cellular response to stimulus regulation of biological process regulation of cellular process response to stimulus signaling biological regulation cell communication adenylate cyclase-modulating G protein-coupled receptor signaling pathway G protein-coupled receptor signaling pathway signal transduction cellular response to nitrogen compound response to dopamine cellular response to dopamine response to monoamine response to catecholamine cellular response to catecholamine stimulus response to organic cyclic compound G protein-coupled dopamine receptor signaling pathway cellular response to organic cyclic compound response to oxygen-containing compound response to nitrogen compound cellular response to oxygen-containing compound cellular response to chemical stimulus cellular response to monoamine stimulus response to chemical regulation of catalytic activity negative regulation of molecular function negative regulation of catalytic activity negative regulation of adenylate cyclase activity regulation of molecular function regulation of lyase activity negative regulation of lyase activity regulation of adenylate cyclase activity negative regulation of cyclase activity regulation of cyclase activity positive regulation of autophagy catabolic process macroautophagy autophagy positive regulation of biological process regulation of catabolic process regulation of autophagy positive regulation of catabolic process positive regulation of metabolic process regulation of macroautophagy metabolic process positive regulation of macroautophagy process utilizing autophagic mechanism regulation of metabolic process positive regulation of cellular process adenylate cyclase-inhibiting G protein-coupled receptor signaling pathway nucleoside phosphate metabolic process ribose phosphate metabolic process purine nucleoside triphosphate metabolic process GTP metabolic process carbohydrate derivative metabolic process primary metabolic process nucleotide metabolic process purine-containing compound metabolic process nucleobase-containing compound metabolic process purine nucleotide metabolic process ribonucleotide metabolic process organophosphate metabolic process nucleobase-containing small molecule metabolic process purine ribonucleoside triphosphate metabolic process phosphate-containing compound metabolic process small molecule metabolic process nucleoside triphosphate metabolic process purine ribonucleotide metabolic process phosphorus metabolic process ribonucleoside triphosphate metabolic process	midbody cellular anatomical structure membrane-bounded organelle intracellular anatomical structure nucleus membrane-enclosed lumen intracellular membraneless organelle intracellular membrane-bounded organelle nucleolus intracellular organelle lumen intracellular organelle organelle lumen organelle membraneless organelle midbody cellular anatomical structure membrane-bounded organelle intracellular anatomical structure nucleus membrane-enclosed lumen intracellular membraneless organelle intracellular membrane-bounded organelle nucleolus intracellular organelle lumen intracellular organelle organelle lumen organelle membraneless organelle nuclear lumen membrane protein-containing complex extrinsic component of plasma membrane catalytic complex plasma membrane protein complex cytoplasmic side of membrane plasma membrane membrane protein complex heterotrimeric G-protein complex side of membrane cell periphery cytoplasmic side of plasma membrane GTPase complex extrinsic component of membrane extrinsic component of cytoplasmic side of plasma membrane extracellular exosome extracellular vesicle extracellular organelle extracellular region extracellular space vesicle extracellular membrane-bounded organelle centrosome microtubule organizing center cytoskeleton microtubule cytoskeleton cytoplasm nucleoplasm vacuolar membrane lytic vacuole vacuole lytic vacuole membrane bounding membrane of organelle lysosomal membrane organelle membrane lysosome Golgi apparatus endomembrane system
B	Regulator of G-protein signalling 10	protein binding binding G-protein alpha-subunit binding GTPase regulator activity enzyme regulator activity enzyme activator activity GTPase activator activity molecular function activator activity nucleoside-triphosphatase regulator activity molecular function regulator activity pyrophosphatase activity GTPase activity ribonucleoside triphosphate phosphatase activity hydrolase activity, acting on acid anhydrides, in phosphorus-containing anhydrides protein binding binding G-protein alpha-subunit binding GTPase regulator activity enzyme regulator activity enzyme activator activity GTPase activator activity molecular function activator activity nucleoside-triphosphatase regulator activity molecular function regulator activity pyrophosphatase activity GTPase activity ribonucleoside triphosphate phosphatase activity hydrolase activity, acting on acid anhydrides, in phosphorus-containing anhydrides hydrolase activity hydrolase activity, acting on acid anhydrides catalytic activity	cellular response to stimulus regulation of signaling regulation of biological process regulation of cellular process response to stimulus negative regulation of signaling signaling negative regulation of response to stimulus biological regulation negative regulation of biological process regulation of signal transduction negative regulation of signal transduction negative regulation of cell communication cell communication regulation of response to stimulus cellular response to stimulus regulation of signaling regulation of biological process regulation of cellular process response to stimulus negative regulation of signaling signaling negative regulation of response to stimulus biological regulation negative regulation of biological process regulation of signal transduction negative regulation of signal transduction negative regulation of cell communication cell communication regulation of response to stimulus negative regulation of cellular process regulation of cell communication cellular process signal transduction G protein-coupled receptor signaling pathway regulation of G protein-coupled receptor signaling pathway positive regulation of molecular function regulation of molecular function positive regulation of hydrolase activity regulation of catalytic activity regulation of hydrolase activity positive regulation of catalytic activity regulation of GTPase activity positive regulation of GTPase activity cellular response to nitrogen compound synaptic signaling cellular response to acetylcholine response to oxygen-containing compound cell-cell signaling response to nitrogen compound acetylcholine receptor signaling pathway postsynaptic signal transduction cellular response to oxygen-containing compound cellular response to chemical stimulus G protein-coupled acetylcholine receptor signaling pathway response to chemical response to acetylcholine	cellular anatomical structure synapse cell junction intracellular anatomical structure cytoplasm cytosol cell periphery plasma membrane membrane membrane-bounded organelle nucleus membrane-enclosed lumen intracellular membrane-bounded organelle intracellular organelle lumen cellular anatomical structure synapse cell junction intracellular anatomical structure cytoplasm cytosol cell periphery plasma membrane membrane membrane-bounded organelle nucleus membrane-enclosed lumen intracellular membrane-bounded organelle intracellular organelle lumen nuclear body intracellular organelle nucleoplasm organelle lumen organelle nuclear lumen

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR001019	Guanine nucleotide binding protein (G-protein), alpha subunit	Family
A	IPR011025	G protein alpha subunit, helical insertion	Homologous Superfamily
A	IPR027417	P-loop containing nucleoside triphosphate hydrolase	Homologous Superfamily
A	IPR001408	G-protein alpha subunit, group I	Family
B	IPR016137	RGS domain	Domain
B	IPR046995	Regulator of G-protein signaling 10/12/14-like	Family
B	IPR036305	RGS domain superfamily	Homologous Superfamily
B	IPR044926	RGS, subdomain 2	Homologous Superfamily
B	IPR037879	RGS10, RGS domain	Domain
B	IPR024066	RGS, subdomain 1/3	Homologous Superfamily

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A	Pharos: P08754	auriculocondylar syndrome dissociative amnesia auriculocondylar syndrome 1 large cell medulloblastoma malignant glioma oligodendroglioma pilocytic astrocytoma Albinism, Ocular psoriasis breast carcinoma intellectual disability lymphoplasmacytic lymphoma medulloblastoma osteosarcoma plasma cell myeloma auriculocondylar syndrome dissociative amnesia auriculocondylar syndrome 1 large cell medulloblastoma malignant glioma oligodendroglioma pilocytic astrocytoma Albinism, Ocular psoriasis breast carcinoma intellectual disability lymphoplasmacytic lymphoma medulloblastoma osteosarcoma plasma cell myeloma astrocytic tumor dermatomyositis Duchenne muscular dystrophy juvenile dermatomyositis malignant ependymoma myopathy ovarian cancer primitive neuroectodermal tumor amnestic disorder atypical teratoid rhabdoid tumor breast cancer diabetes mellitus glioblastoma
B	Pharos: O43665	Liver Cirrhosis, Experimental B-cell chronic lymphocytic leukemia medulloblastoma psoriasis ulcerative colitis breast cancer lung cancer ovarian cancer schizophrenia glioblastoma malignant colon neoplasm pilocytic astrocytoma subependymal giant cell astrocytoma

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.