3WI4 | pdb_00003wi4

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A		e3wi4A1	A: Rossmann-like	X: Rossmann-related	H: Nucleotide-binding domain	T: Chalcone_N	F:	ECOD (20:10:01)

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	2.40.160.10	Mainly Beta	Beta Barrel	Porin	Porin	CATH (4.3.0)

Chains	Accession	Name	Description	Comments	Source
A	PF00267	Gram-negative porin (Porin_1)	Gram-negative porin		Domain

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Major outer membrane protein P.IB	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 cellular anatomical structure membrane pore complex membrane protein complex cell periphery cell outer membrane external encapsulating structure cell envelope outer membrane

Chains	Accession	Name	Type
A	IPR050298	Gram-negative bacterial outer membrane porin	Family
A	IPR033900	Porin domain, Gram-negative type	Domain
A	IPR023614	Porin domain superfamily	Homologous Superfamily
A	IPR002299	Porin, Neisseria sp. type	Family
A	IPR001702	Porin, Gram-negative type	Family
A	IPR013793	Porin, Gram-negative type, conserved site	Conserved Site

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

Chains	External Link	Comment
A	PDBTM	Annotated as membrane protein by PDBTM

Chains	Resource Link	Group	Subgroup	Protein
A	mpstruc	TRANSMEMBRANE PROTEINS: BETA-BARREL	Beta-Barrel Membrane Proteins: Porins and Relatives	PorB outer membrane protein

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.

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