4F8K

Molecular analysis of the interaction between the prostacyclin receptor and the first PDZ domain of PDZK1

Present annotations:

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Product Annotation

Domain Annotation: SCOP/SCOPe Classification SCOP Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d4f8ka1	All beta proteins	PDZ domain-like	PDZ domain-like	automated matches	automated matches	mouse (Mus musculus ) [TaxId: 10090 ], mouse (Mus musculus ) [TaxId: 10090 ]	SCOPe (2.08)
A	d4f8ka2	Artifacts	Tags	Tags	Tags	N-terminal Tags	mouse (Mus musculus ) [TaxId: 10090 ], mouse (Mus musculus ) [TaxId: 10090 ]	SCOPe (2.08)
B	d4f8kb1	All beta proteins	PDZ domain-like	PDZ domain-like	automated matches	automated matches	mouse (Mus musculus ) [TaxId: 10090 ], mouse (Mus musculus ) [TaxId: 10090 ]	SCOPe (2.08)
B	d4f8kb2	Artifacts	Tags	Tags	Tags	N-terminal Tags	mouse (Mus musculus ) [TaxId: 10090 ], mouse (Mus musculus ) [TaxId: 10090 ]	SCOPe (2.08)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	PDZ	e4f8kA1	A: beta barrels	X: PDZ domain (From Topology)	H: PDZ domain (From Topology)	T: PDZ domain	F: PDZ	ECOD (1.6)
B	PDZ	e4f8kB1	A: beta barrels	X: PDZ domain (From Topology)	H: PDZ domain (From Topology)	T: PDZ domain	F: PDZ	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	2.30.42.10	Mainly Beta	Roll	Pdz3 Domain	PDZ domain	CATH (4.2.0)
B	2.30.42.10	Mainly Beta	Roll	Pdz3 Domain	PDZ domain	CATH (4.2.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Identifier	Description	Comments	Source
A, B	PF00595	PDZ domain (PDZ)	PDZ domain	PDZ domains are found in diverse signaling proteins.	Domain

Gene Product Annotation Gene Product Annotation

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Na(+)/H(+) exchange regulatory cofactor NHE-RF3, Prostacyclin receptor	binding protein binding protein domain specific binding PDZ domain binding protein-containing complex binding protein-macromolecule adaptor activity protein-membrane adaptor activity molecular adaptor activity signaling receptor binding scavenger receptor binding transmembrane signaling receptor activity G protein-coupled receptor activity icosanoid receptor activity prostanoid receptor activity prostaglandin receptor activity prostacyclin receptor activity signaling receptor activity molecular transducer activity	cell population proliferation negative regulation of cell population proliferation cellular process muscle cell proliferation regulation of cell population proliferation negative regulation of biological process negative regulation of cellular process smooth muscle cell proliferation regulation of smooth muscle cell proliferation negative regulation of smooth muscle cell proliferation regulation of biological process regulation of cellular process biological regulation	plasma membrane membrane apical plasma membrane apical part of cell cell periphery plasma membrane region cellular anatomical entity brush border cluster of actin-based cell projections cell projection membrane brush border membrane cell projection plasma membrane bounded cell projection membrane raft membrane microdomain microvillus microvillus membrane actin-based cell projection intracellular anatomical structure cytoplasm cytosol integral component of membrane intrinsic component of membrane

RCSB PDB is funded by the National Science Foundation (DBI-1832184), 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 R01GM133198.