3KST | pdb_00003kst

Crystal structure of Endo-1,4-beta-xylanase (NP_811807.1) from BACTEROIDES THETAIOTAOMICRON VPI-5482 at 1.70 A resolution

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
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	Furanosidase-like	8100096	3000845	SCOP2B (2022-06-29)
A	SCOP2 Family	alpha-L-arabinanase-like	8100095	4002120	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Furanosidase-like	8100096	3000845	SCOP2 (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	adh_short	e3kstB1	A: a/b three-layered sandwiches	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: adh_short	ECOD (v294.1)
A	Spt4	e3kstA1	A: a/b three-layered sandwiches	X: Cystatin-like	H: NTF2-like	T: NTF2-like	F: Spt4	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	2.115.10.20	Mainly Beta	5 Propeller	Tachylectin-2	Chain A	CATH (4.3.0)
A	2.115.10.20	Mainly Beta	5 Propeller	Tachylectin-2	Chain A	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF04616	Glycosyl hydrolases family 43 (Glyco_hydro_43)	Glycosyl hydrolases family 43	-	Repeat

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Endo-1,4-beta-xylanase	hydrolase activity, acting on glycosyl bonds hydrolase activity, hydrolyzing O-glycosyl compounds hydrolase activity catalytic activity cation binding ion binding binding metal ion binding small molecule binding	carbohydrate metabolic process xylan catabolic process catabolic process carbohydrate catabolic process hemicellulose catabolic process primary metabolic process macromolecule catabolic process xylan metabolic process polysaccharide metabolic process polysaccharide catabolic process metabolic process cellular process macromolecule metabolic process	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR023296	Glycosyl hydrolase, five-bladed beta-propeller domain superfamily	Homologous Superfamily
A, B	IPR052176	Glycosyl Hydrolase Family 43 Enzymes	Family
A, B	IPR006710	Glycoside hydrolase, family 43	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.