3RBH

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	PF13372	e3rbhA1	A: beta barrels	X: Outer membrane meander beta-barrels	H: Porins	T: Maltoporin-like	F: PF13372	ECOD (1.6)
B	PF13372	e3rbhB1	A: beta barrels	X: Outer membrane meander beta-barrels	H: Porins	T: Maltoporin-like	F: PF13372	ECOD (1.6)
D	PF13372	e3rbhD1	A: beta barrels	X: Outer membrane meander beta-barrels	H: Porins	T: Maltoporin-like	F: PF13372	ECOD (1.6)
C	PF13372	e3rbhC1	A: beta barrels	X: Outer membrane meander beta-barrels	H: Porins	T: Maltoporin-like	F: PF13372	ECOD (1.6)

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

Chains	Accession	Name	Description	Comments	Source
A, B, C, D	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

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	Alginate production protein AlgE	-	alginic acid biosynthetic process oxoacid metabolic process cellular biosynthetic process organic acid biosynthetic process organic acid metabolic process carboxylic acid biosynthetic process organic substance metabolic process polysaccharide metabolic process organic substance biosynthetic process small molecule metabolic process carbohydrate metabolic process small molecule biosynthetic process polysaccharide biosynthetic process cellular metabolic process alginic acid biosynthetic process oxoacid metabolic process cellular biosynthetic process organic acid biosynthetic process organic acid metabolic process carboxylic acid biosynthetic process organic substance metabolic process polysaccharide metabolic process organic substance biosynthetic process small molecule metabolic process carbohydrate metabolic process small molecule biosynthetic process polysaccharide biosynthetic process cellular metabolic process carbohydrate biosynthetic process carboxylic acid metabolic process alginic acid metabolic process primary metabolic process macromolecule biosynthetic process biosynthetic process metabolic process cellular process macromolecule metabolic process	cell periphery cell outer membrane external encapsulating structure membrane cell envelope outer membrane cellular anatomical entity