Annotations: 3M4F

Structural insights into the acidophilic pH adaptation of a novel endo-1,4-beta-xylanase from Scytalidium acidophilum

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)
D	SCOP2B Superfamily	Concanavalin A-like lectins/glucanases	8061200	3000120	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Concanavalin A-like lectins/glucanases	8061200	3000120	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Concanavalin A-like lectins/glucanases	8061200	3000120	SCOP2B (2022-06-29)
A	SCOP2 Family	Xylanase/endoglucanase 11/12	8061199	4002742	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Concanavalin A-like lectins/glucanases	8061200	3000120	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)
D	Cytochrome_CBB3	e3m4fD1	A: beta barrels	X: Lipocalins/Streptavidin	H: Zn-dependent exopeptidases	T: Zn-dependent exopeptidases	F: Cytochrome_CBB3	ECOD (v294.2)
C	Cytochrome_CBB3	e3m4fC1	A: beta barrels	X: Lipocalins/Streptavidin	H: Zn-dependent exopeptidases	T: Zn-dependent exopeptidases	F: Cytochrome_CBB3	ECOD (v294.2)
B	Cytochrome_CBB3	e3m4fB1	A: beta barrels	X: Lipocalins/Streptavidin	H: Zn-dependent exopeptidases	T: Zn-dependent exopeptidases	F: Cytochrome_CBB3	ECOD (v294.2)
A	Laminin_G_2	e3m4fA1	A: beta barrels	X: Ribonuclease H-like	H: Rossmann-related	T: S-adenosyl-L-methionine-dependent methyltransferases	F: Laminin_G_2	ECOD (v294.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
D	2.60.120.180	Mainly Beta	Sandwich	Jelly Rolls	Glycoside hydrolase family 11/12, catalytic domain	CATH (4.3.0)
C	2.60.120.180	Mainly Beta	Sandwich	Jelly Rolls	Glycoside hydrolase family 11/12, catalytic domain	CATH (4.3.0)
B	2.60.120.180	Mainly Beta	Sandwich	Jelly Rolls	Glycoside hydrolase family 11/12, catalytic domain	CATH (4.3.0)
A	2.60.120.180	Mainly Beta	Sandwich	Jelly Rolls	Glycoside hydrolase family 11/12, catalytic domain	CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	Endo-1,4-beta-xylanase	xylanase activity hydrolase activity, acting on glycosyl bonds endo-1,4-beta-xylanase activity hydrolase activity, hydrolyzing O-glycosyl compounds hydrolase activity catalytic activity	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	cellular anatomical structure extracellular region

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D	IPR001137	Glycoside hydrolase family 11	Family
A, B, C, D	IPR013320	Concanavalin A-like lectin/glucanase domain superfamily	Homologous Superfamily
A, B, C, D	IPR018208	Glycoside hydrolase family 11, active site 1	Active Site
A, B, C, D	IPR013319	Glycoside hydrolase family 11/12	Homologous Superfamily
A, B, C, D	IPR033123	Glycosyl hydrolase 11 domain	Domain

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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.