5NXR

Trimeric structure of Omp-Pst1, the major porin from Providencia stuartii

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
Membrane Protein Annotation: OPM
Membrane Protein Annotation: PDBTM
Membrane Protein Annotation: MemProtMD
Membrane Protein Annotation: mpstruc

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d5nxra_	Membrane and cell surface proteins and peptides	Transmembrane beta-barrels	Porins	automated matches	automated matches	(Providencia stuartii ) [TaxId: 588 ],	SCOPe (2.08)
B [auth C]	d5nxrc_	Membrane and cell surface proteins and peptides	Transmembrane beta-barrels	Porins	automated matches	automated matches	(Providencia stuartii ) [TaxId: 588 ],	SCOPe (2.08)
C [auth B]	d5nxrb_	Membrane and cell surface proteins and peptides	Transmembrane beta-barrels	Porins	automated matches	automated matches	(Providencia stuartii ) [TaxId: 588 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Porins	8071294	3000224	SCOP2B (2022-06-29)
B [auth C]	SCOP2B Superfamily	Porins	8071294	3000224	SCOP2B (2022-06-29)
C [auth B]	SCOP2B Superfamily	Porins	8071294	3000224	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	PF00267	e5nxrA1	A: beta barrels	X: Outer membrane meander beta-barrels	H: Porins	T: Porin	F: PF00267	ECOD (1.6)
B [auth C]	PF00267	e5nxrC1	A: beta barrels	X: Outer membrane meander beta-barrels	H: Porins	T: Porin	F: PF00267	ECOD (1.6)
C [auth B]	PF00267	e5nxrB1	A: beta barrels	X: Outer membrane meander beta-barrels	H: Porins	T: Porin	F: PF00267	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	2.40.160.10	Mainly Beta	Beta Barrel	Porin	Porin	CATH (4.3.0)
B [auth C]	2.40.160.10	Mainly Beta	Beta Barrel	Porin	Porin	CATH (4.3.0)
C [auth B]	2.40.160.10	Mainly Beta	Beta Barrel	Porin	Porin	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B [auth C], C [auth B]	PF00267	Gram-negative porin (Porin_1)	Gram-negative porin	-	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B [auth C], C [auth B]	Porin 1	wide pore channel activity passive transmembrane transporter activity channel activity porin activity transporter activity transmembrane transporter activity	transmembrane transport localization transport monoatomic ion transmembrane transport monoatomic ion transport cellular process establishment of localization	protein-containing complex membrane pore complex membrane protein complex cellular anatomical entity cell periphery cell outer membrane external encapsulating structure cell envelope outer membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B [auth C], C [auth B]	IPR033900	Porin domain, Gram-negative type	Domain
A, B [auth C], C [auth B]	IPR023614	Porin domain superfamily	Homologous Superfamily
A, B [auth C], C [auth B]	IPR001702	Porin, Gram-negative type	Family
A, B [auth C], C [auth B]	IPR013793	Porin, Gram-negative type, conserved site	Conserved Site
A, B [auth C], C [auth B]	IPR001897	Porin, gammaproteobacterial	Family

Membrane Protein Annotation: OPM OPM Database Homepage

Chains	External Link	Type	Class	Superfamily	Family
A, B [auth C], C [auth B]	OPM	Transmembrane	Beta-barrel transmembrane	Trimeric porins (n=16,S=20)	General Bacterial Porin (GBP)

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

Chains	External Link	Comment
A, B [auth C], C [auth B]	PDBTM	Annotated as membrane protein by PDBTM

Membrane Protein Annotation: MemProtMD MemProtMD Database Homepage

Chains	External Link	Comment
A, B [auth C], C [auth B]	MemProtMD	Annotated as membrane protein by MemProtMD

Membrane Protein Annotation: mpstruc mpstruc Database Homepage

Chains	Resource Link	Group	Subgroup	Protein
A, B [auth C], C [auth B]	mpstruc	TRANSMEMBRANE PROTEINS: BETA-BARREL	Beta-Barrel Membrane Proteins: Porins and Relatives	Omp-Pst1 type-A porin

RCSB PDB Core Operations are 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.