3MKK | pdb_00003mkk

The crystal structure of the D307A mutant of glycoside HYDROLASE (FAMILY 31) from Ruminococcus obeum ATCC 29174 in complex with isomaltose

External Resource: Annotation

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

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2B Superfamily	YicI C-terminal domain-like	8090460	3000267	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Glycosyl hydrolase domain-like	8090466	3001528	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	(Trans)glycosidases	8090464	3000313	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Galactose mutarotase-like	8090462	3000035	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	(Trans)glycosidases	8090464	3000313	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Glycosyl hydrolase domain-like	8090466	3001528	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Galactose mutarotase-like	8090462	3000035	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	YicI C-terminal domain-like	8090460	3000267	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)
B		e3mkkB2	A: Alpha-beta plaits	X: Phage tail protein-like	H: Transmembrane protein 14A	T: Cytochrome_CBB3	F:	ECOD (20:10:01)
B		e3mkkB4	A: TIM beta/alpha-barrel	X: TIM barrels	H: TIM barrels	T: zf-PARP	F:	ECOD (20:10:01)
A		e3mkkA1	A: P-loop domains-like	X: Cas7-related	H: CRISPR-associated protein Cas7f/Csy3	T: C1-set	F:	ECOD (20:10:01)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	2.60.40.1760	Mainly Beta	Sandwich	Immunoglobulin-like	glycosyl hydrolase (family 31)	CATH (4.3.0)
B	3.20.20.80	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Glycosidases	CATH (4.3.0)
B	2.60.40.4040	Mainly Beta	Sandwich	Immunoglobulin-like		CATH (4.3.0)
A	2.60.40.1760	Mainly Beta	Sandwich	Immunoglobulin-like	glycosyl hydrolase (family 31)	CATH (4.3.0)
A	3.20.20.80	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Glycosidases	CATH (4.3.0)
A	2.60.40.4040	Mainly Beta	Sandwich	Immunoglobulin-like		CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	alpha-glucosidase GH31 family	binding carbohydrate binding hydrolase activity, acting on glycosyl bonds hydrolase activity, hydrolyzing O-glycosyl compounds hydrolase activity catalytic activity	carbohydrate metabolic process primary metabolic process metabolic process cellular process	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR030458	Glycosyl hydrolases family 31, active site	Active Site
A, B	IPR000322	Glycoside hydrolase family 31, TIM barrel domain	Domain
A, B	IPR048395	Glycosyl hydrolase family 31, C-terminal domain	Domain
A, B	IPR017853	Glycoside hydrolase superfamily	Homologous Superfamily
A, B	IPR025887	Glycoside hydrolase family 31, N-terminal domain	Domain
A, B	IPR011013	Galactose mutarotase-like domain superfamily	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.