1KKT | pdb_00001kkt

Structure of P. citrinum alpha 1,2-mannosidase reveals the basis for differences in specificity of the ER and Golgi Class I enzymes

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)
B	d1kktb_	All alpha proteins	alpha/alpha toroid	Seven-hairpin glycosidases	Class I alpha-1	2-mannosidase, catalytic domain	(Penicillium citrinum ) [TaxId: 5077 ],	SCOPe (2.08)
A	d1kkta_	All alpha proteins	alpha/alpha toroid	Seven-hairpin glycosidases	Class I alpha-1	2-mannosidase, catalytic domain	(Penicillium citrinum ) [TaxId: 5077 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2B Superfamily	Seven-hairpin glycosidases	8036859	3000996	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Seven-hairpin glycosidases	8036859	3000996	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		e1kktB1	A: C-terminal subdomain in Lon-related proteases catalytic domains	X: C-terminal subdomain in Lon-related proteases catalytic domains	H: C-terminal subdomain in Lon-related proteases catalytic domains	T: Propep_M14	F:	ECOD (20:10:01)
A		e1kktA1	A: C-terminal subdomain in Lon-related proteases catalytic domains	X: C-terminal subdomain in Lon-related proteases catalytic domains	H: C-terminal subdomain in Lon-related proteases catalytic domains	T: Propep_M14	F:	ECOD (20:10:01)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	1.50.10.10	Mainly Alpha	Alpha/alpha barrel	Glycosyltransferase		CATH (4.3.0)
A	1.50.10.10	Mainly Alpha	Alpha/alpha barrel	Glycosyltransferase		CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Mannosyl-oligosaccharide alpha-1,2-mannosidase	cation binding ion binding binding calcium ion binding metal ion binding small molecule binding mannosyl-oligosaccharide mannosidase activity hydrolase activity, acting on glycosyl bonds mannosyl-oligosaccharide 1,2-alpha-mannosidase activity hydrolase activity, hydrolyzing O-glycosyl compounds mannosidase activity hydrolase activity alpha-mannosidase activity catalytic activity	carbohydrate metabolic process primary metabolic process metabolic process cellular process cellular response to stimulus catabolic process response to stimulus proteasomal protein catabolic process protein catabolic process macromolecule catabolic process ERAD pathway cellular response to stress response to chemical response to stress carbohydrate metabolic process primary metabolic process metabolic process cellular process cellular response to stimulus catabolic process response to stimulus proteasomal protein catabolic process protein catabolic process macromolecule catabolic process ERAD pathway cellular response to stress response to chemical response to stress protein metabolic process macromolecule metabolic process response to endoplasmic reticulum stress	cellular anatomical structure membrane extracellular region membrane-bounded organelle intracellular organelle intracellular anatomical structure organelle endoplasmic reticulum cytoplasm intracellular membrane-bounded organelle endomembrane system

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR012341	Six-hairpin glycosidase-like superfamily	Homologous Superfamily
A, B	IPR036026	Seven-hairpin glycosidases	Homologous Superfamily
A, B	IPR050749	Glycosyl Hydrolase Family 47	Family
A, B	IPR001382	Glycoside hydrolase family 47	Family

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.