4B61

In meso structure of alginate transporter, AlgE, from Pseudomoas aeruginosa, PAO1. Crystal form 3.

External Resource: Annotation

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: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B	Alginate_exp	e4b61B1	A: beta barrels	X: Outer membrane meander beta-barrels	H: Porins	T: Maltoporin-like	F: Alginate_exp	ECOD (1.6)
A	Alginate_exp	e4b61A1	A: beta barrels	X: Outer membrane meander beta-barrels	H: Porins	T: Maltoporin-like	F: Alginate_exp	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	2.40.160.100	Mainly Beta	Beta Barrel	Porin		CATH (4.3.0)
A	2.40.160.100	Mainly Beta	Beta Barrel	Porin		CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF13372	Alginate export (Alginate_exp)	Alginate export	This domain forms an 18-stranded beta-barrel pore which is likely to act as an alginate export channel [1].	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	ALGINATE PRODUCTION PROTEIN ALGE	-	carbohydrate metabolic process alginic acid biosynthetic process small molecule biosynthetic process oxoacid metabolic process polysaccharide biosynthetic process cellular biosynthetic process cellular metabolic process carbohydrate biosynthetic process carboxylic acid metabolic process alginic acid metabolic process primary metabolic process organic acid biosynthetic process organic acid metabolic process macromolecule biosynthetic process carboxylic acid biosynthetic process carbohydrate metabolic process alginic acid biosynthetic process small molecule biosynthetic process oxoacid metabolic process polysaccharide biosynthetic process cellular biosynthetic process cellular metabolic process carbohydrate biosynthetic process carboxylic acid metabolic process alginic acid metabolic process primary metabolic process organic acid biosynthetic process organic acid metabolic process macromolecule biosynthetic process carboxylic acid biosynthetic process polysaccharide metabolic process biosynthetic process small molecule metabolic process metabolic process cellular process macromolecule metabolic process	cell periphery cell outer membrane external encapsulating structure membrane cell envelope outer membrane cellular anatomical entity

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR053728	Alginate Permeability Channel-forming	Homologous Superfamily
A, B	IPR025388	Alginate export domain	Domain

Membrane Protein Annotation: OPM OPM Database Homepage

Chains	External Link	Type	Class	Superfamily	Family
A, B	OPM	Transmembrane	Beta-barrel transmembrane	OprD/AlgE superfamily (n=18,S=22)	Alginate export porin

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

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

Membrane Protein Annotation: MemProtMD MemProtMD Database Homepage

Chains	External Link	Comment
A, B	MemProtMD	Annotated as membrane protein by MemProtMD

Membrane Protein Annotation: mpstruc mpstruc Database Homepage

Chains	Resource Link	Group	Subgroup	Protein
A, B	mpstruc	TRANSMEMBRANE PROTEINS: BETA-BARREL	Beta-Barrel Membrane Proteins: Monomeric/Dimeric	AlgE alginate export 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.