5GQV

Crystal structure of branching enzyme from Cyanothece sp. ATCC 51142 in complex with maltohexaose

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	AMPK1_CBM	e5gqvA1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: AMPK1_CBM	ECOD (1.6)
A	CBM_48_1	e5gqvA4	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: CBM_48_1	ECOD (1.6)
A	Alpha-amylase_C	e5gqvA3	A: beta sandwiches	X: Glycosyl hydrolase domain-like	H: Glycosyl hydrolase domain (From Topology)	T: Glycosyl hydrolase domain	F: Alpha-amylase_C	ECOD (1.6)
A	Alpha-amylase	e5gqvA2	A: a/b barrels	X: TIM beta/alpha-barrel	H: TIM barrels (From Topology)	T: TIM barrels	F: Alpha-amylase	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
A	3.20.20.80	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Glycosidases	CATH (4.3.0)
A	2.60.40.1180	Mainly Beta	Sandwich	Immunoglobulin-like	Golgi alpha-mannosidase II	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF02922	Carbohydrate-binding module 48 (Isoamylase N-terminal domain) (CBM_48)	Carbohydrate-binding module 48 (Isoamylase N-terminal domain)	This domain is found in a range of enzymes that act on branched substrates - isoamylase, pullulanase and branching enzyme. This family also contains the beta subunit of 5' AMP activated kinase.	Domain
A	PF00128	Alpha amylase, catalytic domain (Alpha-amylase)	Alpha amylase, catalytic domain	Alpha amylase is classified as family 13 of the glycosyl hydrolases. The structure is an 8 stranded alpha/beta barrel containing the active site, interrupted by a ~70 a.a. calcium-binding domain protruding between beta strand 3 and alpha helix 3, a ...	Alpha amylase is classified as family 13 of the glycosyl hydrolases. The structure is an 8 stranded alpha/beta barrel containing the active site, interrupted by a ~70 a.a. calcium-binding domain protruding between beta strand 3 and alpha helix 3, and a carboxyl-terminal Greek key beta-barrel domain.	Domain
A	PF02806	Alpha amylase, C-terminal all-beta domain (Alpha-amylase_C)	Alpha amylase, C-terminal all-beta domain	Alpha amylase is classified as family 13 of the glycosyl hydrolases. The structure is an 8 stranded alpha/beta barrel containing the active site, interrupted by a ~70 a.a. calcium-binding domain protruding between beta strand 3 and alpha helix 3, a ...	Alpha amylase is classified as family 13 of the glycosyl hydrolases. The structure is an 8 stranded alpha/beta barrel containing the active site, interrupted by a ~70 a.a. calcium-binding domain protruding between beta strand 3 and alpha helix 3, and a carboxyl-terminal Greek key beta-barrel domain.	Domain
A	PF22019	alpha-1,4-glucan branching enzyme GlgB, N-terminal domain (GlgB_N)	alpha-1,4-glucan branching enzyme GlgB, N-terminal domain	This is the N-terminal beta-sandwich domain of alpha-1,4-glucan branching enzyme GlgB and related proteins. This domain has a differential preference in substrate recognition and binding during amylase activity, when amylose is used as a substrate [2 ...	This is the N-terminal beta-sandwich domain of alpha-1,4-glucan branching enzyme GlgB and related proteins. This domain has a differential preference in substrate recognition and binding during amylase activity, when amylose is used as a substrate [2].	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	1,4-alpha-glucan branching enzyme GlgB	1,4-alpha-glucan branching enzyme activity glycosyltransferase activity transferase activity hexosyltransferase activity catalytic activity hydrolase activity, acting on glycosyl bonds hydrolase activity, hydrolyzing O-glycosyl compounds hydrolase activity cation binding ion binding binding metal ion binding small molecule binding	carbohydrate metabolic process glucan biosynthetic process polysaccharide biosynthetic process energy derivation by oxidation of organic compounds cellular biosynthetic process carbohydrate biosynthetic process cellular metabolic process glycogen metabolic process primary metabolic process generation of precursor metabolites and energy glycogen biosynthetic process macromolecule biosynthetic process polysaccharide metabolic process glucan metabolic process biosynthetic process carbohydrate metabolic process glucan biosynthetic process polysaccharide biosynthetic process energy derivation by oxidation of organic compounds cellular biosynthetic process carbohydrate biosynthetic process cellular metabolic process glycogen metabolic process primary metabolic process generation of precursor metabolites and energy glycogen biosynthetic process macromolecule biosynthetic process polysaccharide metabolic process glucan metabolic process biosynthetic process metabolic process cellular process energy reserve metabolic process macromolecule metabolic process	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR054169	1,4-alpha-glucan branching enzyme GlgB, N-terminal domain	Domain
A	IPR017853	Glycoside hydrolase superfamily	Homologous Superfamily
A	IPR006047	Glycosyl hydrolase, family 13, catalytic domain	Domain
A	IPR006048	Alpha-amylase/branching enzyme, C-terminal all beta	Domain
A	IPR013783	Immunoglobulin-like fold	Homologous Superfamily
A	IPR014756	Immunoglobulin E-set	Homologous Superfamily
A	IPR044143	Glycogen branching enzyme GlgB, N-terminal Early set domain	Domain
A	IPR006407	1,4-alpha-glucan-branching enzyme, GlgB	Family
A	IPR013780	Glycosyl hydrolase, all-beta	Homologous Superfamily
A	IPR037439	1,4-alpha-glucan-branching enzyme	Family
A	IPR004193	Glycoside hydrolase, family 13, N-terminal	Domain

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.