1QHP | pdb_00001qhp

FIVE-DOMAIN ALPHA-AMYLASE FROM BACILLUS STEAROTHERMOPHILUS, MALTOSE COMPLEX

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1qhpa1	All beta proteins	Immunoglobulin-like beta-sandwich	E set domains	E-set domains of sugar-utilizing enzymes	Five domain 'maltogenic' alpha-amylase (glucan 1,4-alpha-maltohydrolase), domain D	(Geobacillus stearothermophilus ) [TaxId: 1422 ],	SCOPe (2.08)
A	d1qhpa2	All beta proteins	Prealbumin-like	Starch-binding domain-like	Starch-binding domain	Cyclodextrin glycosyltransferase, C-terminal domain	(Geobacillus stearothermophilus ) [TaxId: 1422 ],	SCOPe (2.08)
A	d1qhpa3	All beta proteins	Glycosyl hydrolase domain	Glycosyl hydrolase domain	alpha-Amylases, C-terminal beta-sheet domain	Cyclodextrin glycosyltransferase	(Geobacillus stearothermophilus ) [TaxId: 1422 ],	SCOPe (2.08)
A	d1qhpa4	Alpha and beta proteins (a/b)	TIM beta/alpha-barrel	(Trans)glycosidases	Amylase, catalytic domain	Cyclodextrin glycosyltransferase	(Geobacillus stearothermophilus ) [TaxId: 1422 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	(Trans)glycosidases	8043317	3000313	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Starch-binding domain-like	8040272	3000816	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	E set domains	8054919	3000070	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Glycosyl hydrolase domain-like	8042889	3001528	SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	Copper-bind	e1qhpA1	A: alpha bundles	X: Cloacin translocation domain	H: beta-Prism I	T: beta-Prism I	F: Copper-bind	ECOD (develop294)
A	CBM_2	e1qhpA2	A: alpha bundles	X: Cloacin translocation domain	H: beta-Prism I	T: beta-Prism I	F: CBM_2	ECOD (develop294)
A	Alpha-L-AF_C	e1qhpA3	A: alpha bundles	X: Cloacin translocation domain	H: beta-Prism I	T: beta-Prism I	F: Alpha-L-AF_C	ECOD (develop294)
A	Alpha-amylase	e1qhpA4	A: alpha bundles	X: HTH	H: HTH	T: winged helix domain	F: Alpha-amylase	ECOD (develop294)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
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)
A	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	ALPHA-AMYLASE	starch binding binding polysaccharide binding carbohydrate binding hydrolase activity, acting on glycosyl bonds glucan 1,4-alpha-maltohydrolase activity hydrolase activity, hydrolyzing O-glycosyl compounds hydrolase activity catalytic activity amylase activity alpha-amylase activity cation binding ion binding metal ion binding starch binding binding polysaccharide binding carbohydrate binding hydrolase activity, acting on glycosyl bonds glucan 1,4-alpha-maltohydrolase activity hydrolase activity, hydrolyzing O-glycosyl compounds hydrolase activity catalytic activity amylase activity alpha-amylase activity cation binding ion binding metal ion binding small molecule binding	carbohydrate metabolic process primary metabolic process metabolic process cellular process	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR013784	Carbohydrate-binding-like fold	Homologous Superfamily
A	IPR031319	Alpha-amylase, C-terminal domain	Domain
A	IPR002909	IPT domain	Domain
A	IPR017853	Glycoside hydrolase superfamily	Homologous Superfamily
A	IPR002044	Carbohydrate binding module family 20	Domain
A	IPR034849	Maltogenic alpha-amylase, CBM20 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	IPR006047	Glycosyl hydrolase family 13, catalytic domain	Domain
A	IPR006046	Alpha amylase	Family
A	IPR013780	Glycosyl hydrolase, all-beta	Homologous Superfamily

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.