Annotations: 3SIL

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d3sila_	All beta proteins	6-bladed beta-propeller	Sialidases	Sialidases (neuraminidases)	Salmonella sialidase	(Salmonella enterica subsp. enterica serovar Typhimurium str. LT2 ) [TaxId: 99287 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	Sialidases (neuraminidases)	8030436	4002683	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Sialidases	8042815	3001607	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)
A	BNR_2	e3silA1	A: beta duplicates or obligate multimers	X: beta-propeller-like	H: beta-propeller	T: 6-bladed	F: BNR_2	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	2.120.10.10	Mainly Beta	6 Propeller	Neuraminidase		CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	SIALIDASE	hydrolase activity, acting on glycosyl bonds alpha-sialidase activity hydrolase activity, hydrolyzing O-glycosyl compounds hydrolase activity exo-alpha-sialidase activity catalytic activity	carbohydrate metabolic process catabolic process oligosaccharide catabolic process oligosaccharide metabolic process carbohydrate catabolic process primary metabolic process metabolic process sphingolipid catabolic process ganglioside catabolic process glycolipid metabolic process carbohydrate derivative metabolic process cellular lipid catabolic process cellular catabolic process ceramide catabolic process carbohydrate metabolic process catabolic process oligosaccharide catabolic process oligosaccharide metabolic process carbohydrate catabolic process primary metabolic process metabolic process sphingolipid catabolic process ganglioside catabolic process glycolipid metabolic process carbohydrate derivative metabolic process cellular lipid catabolic process cellular catabolic process ceramide catabolic process amide metabolic process membrane lipid metabolic process ceramide metabolic process carbohydrate derivative catabolic process glycosphingolipid catabolic process lipid catabolic process glycosphingolipid metabolic process cellular metabolic process liposaccharide metabolic process sphingolipid metabolic process membrane lipid catabolic process glycolipid catabolic process cellular lipid metabolic process cellular process ganglioside metabolic process lipid metabolic process	membrane cellular anatomical entity membrane-bounded organelle intracellular organelle intracellular anatomical structure organelle intracellular membrane-bounded organelle cytoplasm

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR011040	Sialidase	Domain
A	IPR008377	Trypanosome sialidase	Family
A	IPR036278	Sialidase superfamily	Homologous Superfamily
A	IPR026856	Sialidase family	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.