4A4P | pdb_00004a4p

crystal structure of the Sec7 domain from human cytohesin1

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	d4a4pb_	All alpha proteins	alpha-alpha superhelix	Sec7 domain	Sec7 domain	automated matches	HUMAN (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
A	d4a4pa_	All alpha proteins	alpha-alpha superhelix	Sec7 domain	Sec7 domain	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)
B	SCOP2B Superfamily	Sec7 domain-like	8038628	3001279	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Sec7 domain-like	8038628	3001279	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	Rrf2	e4a4pB1	A: a/b three-layered sandwiches	X: beta-Grasp	H: HTH	T: winged helix domain	F: Rrf2	ECOD (v294.1)
A	Ribosomal_L22	e4a4pA1	A: a/b three-layered sandwiches	X: Globin-like	H: Nucleoside diphosphate kinases	T: Nucleoside diphosphate kinases	F: Ribosomal_L22	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	1.10.220.20	Mainly Alpha	Orthogonal Bundle	Annexin V	domain 1	CATH (4.3.0)
B	1.10.1000.11	Mainly Alpha	Orthogonal Bundle	Arf Nucleotide-binding Site Opener	domain 2	CATH (4.3.0)
A	1.10.220.20	Mainly Alpha	Orthogonal Bundle	Annexin V	domain 1	CATH (4.3.0)
A	1.10.1000.11	Mainly Alpha	Orthogonal Bundle	Arf Nucleotide-binding Site Opener	domain 2	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF01369	Sec7 domain (Sec7)	Sec7 domain	The Sec7 domain is a guanine-nucleotide-exchange-factor (GEF) for the Pfam:PF00025 family [2].	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	CYTOHESIN1	binding lipid binding GTPase regulator activity enzyme regulator activity guanyl-nucleotide exchange factor activity nucleoside-triphosphatase regulator activity molecular function regulator activity	regulation of biological process cell adhesion regulation of cellular process regulation of cell adhesion biological regulation cellular process cellular response to stimulus regulation of signaling small GTPase-mediated signal transduction response to stimulus signaling regulation of small GTPase mediated signal transduction regulation of signal transduction ARF protein signal transduction regulation of biological process cell adhesion regulation of cellular process regulation of cell adhesion biological regulation cellular process cellular response to stimulus regulation of signaling small GTPase-mediated signal transduction response to stimulus signaling regulation of small GTPase mediated signal transduction regulation of signal transduction ARF protein signal transduction intracellular signal transduction cell communication regulation of intracellular signal transduction regulation of response to stimulus regulation of ARF protein signal transduction intracellular signaling cassette regulation of cell communication signal transduction localization transport establishment of localization vesicle-mediated transport establishment of cell polarity establishment of epithelial cell polarity establishment or maintenance of cell polarity	cell-cell junction adherens junction cellular anatomical structure anchoring junction cell junction membrane-bounded organelle Golgi membrane intracellular anatomical structure Golgi apparatus membrane intracellular membrane-bounded organelle endomembrane system intracellular organelle bounding membrane of organelle cell-cell junction adherens junction cellular anatomical structure anchoring junction cell junction membrane-bounded organelle Golgi membrane intracellular anatomical structure Golgi apparatus membrane intracellular membrane-bounded organelle endomembrane system intracellular organelle bounding membrane of organelle organelle cytoplasm organelle membrane cytosol apical junction complex bicellular tight junction tight junction cell periphery plasma membrane cytoplasmic side of plasma membrane cytoplasmic side of membrane side of membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR001849	Pleckstrin homology domain	Domain
A, B	IPR000904	Sec7 domain	Domain
A, B	IPR011993	PH-like domain superfamily	Homologous Superfamily
A, B	IPR023394	Sec7, C-terminal domain superfamily	Homologous Superfamily
A, B	IPR035999	Sec7 domain superfamily	Homologous Superfamily

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B	Pharos: Q15438	atrial fibrillation acute myeloid leukemia lung carcinoma pancreatic intraductal papillary-mucinous neoplasm with low grade dysplasia osteosarcoma ulcerative colitis interstitial cystitis ovarian cancer

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. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.