Annotations: 2HU4

N1 neuraminidase in complex with oseltamivir 2

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)
H	d2hu4h_	All beta proteins	6-bladed beta-propeller	Sialidases	automated matches	automated matches	(Influenza A virus ) [TaxId: 11320 ],	SCOPe (2.08)
G	d2hu4g_	All beta proteins	6-bladed beta-propeller	Sialidases	automated matches	automated matches	(Influenza A virus ) [TaxId: 11320 ],	SCOPe (2.08)
F	d2hu4f_	All beta proteins	6-bladed beta-propeller	Sialidases	automated matches	automated matches	(Influenza A virus ) [TaxId: 11320 ],	SCOPe (2.08)
E	d2hu4e_	All beta proteins	6-bladed beta-propeller	Sialidases	automated matches	automated matches	(Influenza A virus ) [TaxId: 11320 ],	SCOPe (2.08)
D	d2hu4d_	All beta proteins	6-bladed beta-propeller	Sialidases	automated matches	automated matches	(Influenza A virus ) [TaxId: 11320 ],	SCOPe (2.08)
C	d2hu4c_	All beta proteins	6-bladed beta-propeller	Sialidases	automated matches	automated matches	(Influenza A virus ) [TaxId: 11320 ],	SCOPe (2.08)
B	d2hu4b_	All beta proteins	6-bladed beta-propeller	Sialidases	automated matches	automated matches	(Influenza A virus ) [TaxId: 11320 ],	SCOPe (2.08)
A	d2hu4a_	All beta proteins	6-bladed beta-propeller	Sialidases	automated matches	automated matches	(Influenza A virus ) [TaxId: 11320 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
H	SCOP2B Superfamily	Sialidases	8071678	3001607	SCOP2B (2022-06-29)
G	SCOP2B Superfamily	Sialidases	8071678	3001607	SCOP2B (2022-06-29)
F	SCOP2B Superfamily	Sialidases	8071678	3001607	SCOP2B (2022-06-29)
E	SCOP2B Superfamily	Sialidases	8071678	3001607	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	Sialidases	8071678	3001607	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Sialidases	8071678	3001607	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Sialidases	8071678	3001607	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Sialidases	8071678	3001607	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)
H	ACR_tran	e2hu4H1	A: alpha arrays	X: HTH	H: HTH	T: tetra-helical, lambda repressor-like	F: ACR_tran	ECOD (v295.2)
G	ACR_tran	e2hu4G1	A: alpha arrays	X: HTH	H: HTH	T: tetra-helical, lambda repressor-like	F: ACR_tran	ECOD (v295.2)
F	ACR_tran	e2hu4F1	A: alpha arrays	X: HTH	H: HTH	T: tetra-helical, lambda repressor-like	F: ACR_tran	ECOD (v295.2)
E	ACR_tran	e2hu4E1	A: alpha arrays	X: HTH	H: HTH	T: tetra-helical, lambda repressor-like	F: ACR_tran	ECOD (v295.2)
D	ACR_tran	e2hu4D1	A: alpha arrays	X: HTH	H: HTH	T: tetra-helical, lambda repressor-like	F: ACR_tran	ECOD (v295.2)
C	ACR_tran	e2hu4C1	A: alpha arrays	X: HTH	H: HTH	T: tetra-helical, lambda repressor-like	F: ACR_tran	ECOD (v295.2)
B	ACR_tran	e2hu4B1	A: alpha arrays	X: HTH	H: HTH	T: tetra-helical, lambda repressor-like	F: ACR_tran	ECOD (v295.2)
A	ACR_tran	e2hu4A1	A: alpha arrays	X: HTH	H: HTH	T: tetra-helical, lambda repressor-like	F: ACR_tran	ECOD (v295.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
H	2.120.10.10	Mainly Beta	6 Propeller	Neuraminidase		CATH (4.3.0)
G	2.120.10.10	Mainly Beta	6 Propeller	Neuraminidase		CATH (4.3.0)
F	2.120.10.10	Mainly Beta	6 Propeller	Neuraminidase		CATH (4.3.0)
E	2.120.10.10	Mainly Beta	6 Propeller	Neuraminidase		CATH (4.3.0)
D	2.120.10.10	Mainly Beta	6 Propeller	Neuraminidase		CATH (4.3.0)
C	2.120.10.10	Mainly Beta	6 Propeller	Neuraminidase		CATH (4.3.0)
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, C, D, E A, B, C, D, E, F, G, H	Neuraminidase	cation binding ion binding binding metal ion binding small molecule binding identical protein binding protein 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, C, D, E A, B, C, D, E, F, G, H	IPR001860	Glycoside hydrolase, family 34	Family
A, B, C, D, E A, B, C, D, E, F, G, H	IPR033654	Sialidase, Influenza viruses A/B	Domain
A, B, C, D, E A, B, C, D, E, F, G, H	IPR036278	Sialidase superfamily	Homologous Superfamily

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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.