Annotations: 6ER2

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2B Superfamily	Concanavalin A-like lectins/glucanases	8097152	3000120	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Concanavalin A-like lectins/glucanases	8097152	3000120	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	Adeno_knob	e6er2B1	A: alpha bundles	X: Phosphorylase/hydrolase-like	H: Peptidyl-tRNA hydrolase-like	T: Peptidyl-tRNA hydrolase-like	F: Adeno_knob	ECOD (develop294)
A	Adeno_knob	e6er2A1	A: alpha bundles	X: Phosphorylase/hydrolase-like	H: Peptidyl-tRNA hydrolase-like	T: Peptidyl-tRNA hydrolase-like	F: Adeno_knob	ECOD (develop294)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	2.60.120.200	Mainly Beta	Sandwich	Jelly Rolls		CATH (4.3.0)
A	2.60.120.200	Mainly Beta	Sandwich	Jelly Rolls		CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	BNR/Asp-box repeat protein	hydrolase activity, acting on glycosyl bonds alpha-sialidase activity hydrolase activity, hydrolyzing O-glycosyl compounds hydrolase activity exo-alpha-sialidase activity catalytic activity	sphingolipid catabolic process ceramide metabolic process ganglioside catabolic process carbohydrate derivative catabolic process glycosphingolipid catabolic process lipid catabolic process catabolic process glycolipid metabolic process glycosphingolipid metabolic process liposaccharide metabolic process carbohydrate derivative metabolic process primary metabolic process sphingolipid metabolic process glycolipid catabolic process ceramide catabolic process sphingolipid catabolic process ceramide metabolic process ganglioside catabolic process carbohydrate derivative catabolic process glycosphingolipid catabolic process lipid catabolic process catabolic process glycolipid metabolic process glycosphingolipid metabolic process liposaccharide metabolic process carbohydrate derivative metabolic process primary metabolic process sphingolipid metabolic process glycolipid catabolic process ceramide catabolic process metabolic process cellular process ganglioside metabolic process lipid metabolic process carbohydrate metabolic process oligosaccharide catabolic process oligosaccharide metabolic process carbohydrate catabolic process	cellular anatomical structure membrane intracellular anatomical structure cytoplasm

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR013320	Concanavalin A-like lectin/glucanase domain superfamily	Homologous Superfamily
A, B	IPR004124	Glycoside hydrolase, family 33, N-terminal	Domain
A, B	IPR011040	Sialidase	Domain
A, B	IPR026856	Sialidase family	Family
A, B	IPR023364	Trans-sialidase, domain 3	Homologous Superfamily
A, B	IPR036278	Sialidase 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.