Annotations: 4QN4

Crystal structure of Neuraminidase N6

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	d4qn4b_	All beta proteins	6-bladed beta-propeller	Sialidases	Sialidases (neuraminidases)	Influenza neuraminidase	(Influenza A virus (A/chicken/Nanchang/7-010/2000(H3N6)) ) [TaxId: 215864 ],	SCOPe (2.08)
A	d4qn4a_	All beta proteins	6-bladed beta-propeller	Sialidases	Sialidases (neuraminidases)	Influenza neuraminidase	(Influenza A virus (A/chicken/Nanchang/7-010/2000(H3N6)) ) [TaxId: 215864 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2B Superfamily	Sialidases	8071662	3001607	SCOP2B (2022-06-29)
A	SCOP2 Family	Sialidases (neuraminidases)	8071661	4002683	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Sialidases	8071662	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)
B	Acetyltransf_1	e4qn4B1	A: alpha arrays	X: Immunoglobulin-like beta-sandwich	H: a+b domain in D-aminoacid aminotransferase-like PLP-dependent enzymes	T: a+b domain in D-aminoacid aminotransferase-like PLP-dependent enzymes	F: Acetyltransf_1	ECOD (v295.2)
A	Acetyltransf_1	e4qn4A1	A: alpha arrays	X: Immunoglobulin-like beta-sandwich	H: a+b domain in D-aminoacid aminotransferase-like PLP-dependent enzymes	T: a+b domain in D-aminoacid aminotransferase-like PLP-dependent enzymes	F: Acetyltransf_1	ECOD (v295.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	2.120.10.10	Mainly Beta	6 Propeller	Neuraminidase		CATH (4.3.0)
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, B	Neuraminidase	cation binding ion binding binding metal ion binding small molecule binding 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 primary metabolic process metabolic process cellular process biological process involved in interspecies interaction between organisms non-lytic viral release viral budding viral life cycle biological process involved in interaction with host biological process involved in symbiotic interaction virion assembly exit from host cell viral process viral budding from plasma membrane carbohydrate metabolic process primary metabolic process metabolic process cellular process biological process involved in interspecies interaction between organisms non-lytic viral release viral budding viral life cycle biological process involved in interaction with host biological process involved in symbiotic interaction virion assembly exit from host cell viral process viral budding from plasma membrane viral release from host cell	cellular anatomical structure membrane host cell plasma membrane host cellular component host cell part host cell membrane other organism part virion component virion membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR001860	Glycoside hydrolase, family 34	Family
A, B	IPR036278	Sialidase superfamily	Homologous Superfamily