Annotations: 2Y2W

Elucidation of the substrate specificity and protein structure of AbfB, a family 51 alpha-L-arabinofuranosidase from Bifidobacterium longum.

External Resource: Annotation

Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A		e2y2wA1	A: beta barrels	X: Baculovirus p35 protein-related	H: RIFT-related	T: Phage tail proteins	F:	ECOD (v294.2)
B	RACo_linker	e2y2wB1	A: beta barrels	X: Ribosomal protein L31e-like	H: Reductive activator for corrinoid/iron-sulfur protein second domain	T: Reductive activator for corrinoid/iron-sulfur protein second domain	F: RACo_linker	ECOD (v294.2)
C	DHDPS	e2y2wC1	A: beta barrels	X: Lipocalins/Streptavidin	H: SH3	T: Transmembrane protein 14A	F: DHDPS	ECOD (v294.2)
D		e2y2wD3	A: beta barrels	X: Fusion glycoprotein F2	H: HTH	T: winged helix domain	F:	ECOD (v294.2)
E	DHDPS	e2y2wE1	A: beta barrels	X: Lipocalins/Streptavidin	H: SH3	T: Transmembrane protein 14A	F: DHDPS	ECOD (v294.2)
F	DHDPS	e2y2wF1	A: beta barrels	X: Lipocalins/Streptavidin	H: SH3	T: Transmembrane protein 14A	F: DHDPS	ECOD (v294.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	2.60.40.1180	Mainly Beta	Sandwich	Immunoglobulin-like	Golgi alpha-mannosidase II	CATH (4.3.0)
A	3.20.20.80	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Glycosidases	CATH (4.3.0)
B	2.60.40.1180	Mainly Beta	Sandwich	Immunoglobulin-like	Golgi alpha-mannosidase II	CATH (4.3.0)
B	3.20.20.80	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Glycosidases	CATH (4.3.0)
C	2.60.40.1180	Mainly Beta	Sandwich	Immunoglobulin-like	Golgi alpha-mannosidase II	CATH (4.3.0)
C	3.20.20.80	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Glycosidases	CATH (4.3.0)
D	2.60.40.1180	Mainly Beta	Sandwich	Immunoglobulin-like	Golgi alpha-mannosidase II	CATH (4.3.0)
D	3.20.20.80	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Glycosidases	CATH (4.3.0)
E	2.60.40.1180	Mainly Beta	Sandwich	Immunoglobulin-like	Golgi alpha-mannosidase II	CATH (4.3.0)
E	3.20.20.80	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Glycosidases	CATH (4.3.0)
F	2.60.40.1180	Mainly Beta	Sandwich	Immunoglobulin-like	Golgi alpha-mannosidase II	CATH (4.3.0)
F	3.20.20.80	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Glycosidases	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D, E A, B, C, D, E, F	PF06964	Alpha-L-arabinofuranosidase C-terminal domain (Alpha-L-AF_C)	Alpha-L-arabinofuranosidase C-terminal domain	This family represents the C-terminus (approximately 200 residues) of bacterial and eukaryotic alpha-L-arabinofuranosidase (EC:3.2.1.55). This catalyses the hydrolysis of nonreducing terminal alpha-L-arabinofuranosidic linkages in L-arabinose-contain ...	This family represents the C-terminus (approximately 200 residues) of bacterial and eukaryotic alpha-L-arabinofuranosidase (EC:3.2.1.55). This catalyses the hydrolysis of nonreducing terminal alpha-L-arabinofuranosidic linkages in L-arabinose-containing polysaccharides [1].	Domain
A, B, C, D, E A, B, C, D, E, F	PF22848	Alpha-L-arabinofuranosidase 1 domain (ASD1_dom)	Alpha-L-arabinofuranosidase 1 domain	This domain is found in Alpha-L-arabinofuranosidase 1 from Arabidopsis thaliana (ASD1), which may be involved in the coordinated dissolution of the cell wall matrix during abscission and in the secondary cell wall formation in xylem vessels. This dom ...	This domain is found in Alpha-L-arabinofuranosidase 1 from Arabidopsis thaliana (ASD1), which may be involved in the coordinated dissolution of the cell wall matrix during abscission and in the secondary cell wall formation in xylem vessels. This domain is often found associated to Pfam:PF06964.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D, E A, B, C, D, E, F	ARABINOFURANOSIDASE	alpha-L-arabinofuranosidase activity hydrolase activity, acting on glycosyl bonds hydrolase activity, hydrolyzing O-glycosyl compounds hydrolase activity catalytic activity	carbohydrate metabolic process polysaccharide metabolic process catabolic process polysaccharide catabolic process carbohydrate catabolic process metabolic process cellular process primary metabolic process macromolecule metabolic process macromolecule catabolic process monosaccharide metabolic process arabinose metabolic process small molecule metabolic process pentose metabolic process carbohydrate metabolic process polysaccharide metabolic process catabolic process polysaccharide catabolic process carbohydrate catabolic process metabolic process cellular process primary metabolic process macromolecule metabolic process macromolecule catabolic process monosaccharide metabolic process arabinose metabolic process small molecule metabolic process pentose metabolic process L-arabinose metabolic process	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D, E A, B, C, D, E, F	IPR055235	Alpha-L-arabinofuranosidase 1, catalytic domain	Domain
A, B, C, D, E A, B, C, D, E, F	IPR017853	Glycoside hydrolase superfamily	Homologous Superfamily
A, B, C, D, E A, B, C, D, E, F	IPR013780	Glycosyl hydrolase, all-beta	Homologous Superfamily
A, B, C, D, E A, B, C, D, E, F	IPR010720	Alpha-L-arabinofuranosidase, C-terminal	Domain

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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.