4WXR

X-ray crystal structure of NS3 Helicase from HCV with a bound inhibitor at 2.42 A resolution

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
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)
A	d4wxra2	Alpha and beta proteins (a/b)	P-loop containing nucleoside triphosphate hydrolases	P-loop containing nucleoside triphosphate hydrolases	RNA helicase	automated matches	(Hepacivirus hominis ) [TaxId: 3052230 ],	SCOPe (2.08)
A	d4wxra1	Alpha and beta proteins (a/b)	P-loop containing nucleoside triphosphate hydrolases	P-loop containing nucleoside triphosphate hydrolases	automated matches	automated matches	(Hepacivirus hominis ) [TaxId: 3052230 ],	SCOPe (2.08)
B	d4wxrb2	Alpha and beta proteins (a/b)	P-loop containing nucleoside triphosphate hydrolases	P-loop containing nucleoside triphosphate hydrolases	RNA helicase	automated matches	(Hepacivirus hominis ) [TaxId: 3052230 ],	SCOPe (2.08)
B	d4wxrb1	Alpha and beta proteins (a/b)	P-loop containing nucleoside triphosphate hydrolases	P-loop containing nucleoside triphosphate hydrolases	automated matches	automated matches	(Hepacivirus hominis ) [TaxId: 3052230 ],	SCOPe (2.08)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	PF22027	e4wxrA2	A: alpha arrays	X: C-terminal helical domain of RNA helicase (From Topology)	H: C-terminal helical domain of RNA helicase (From Topology)	T: C-terminal helical domain of RNA helicase	F: PF22027	ECOD (1.6)
A	F_UNCLASSIFIED	e4wxrA1	A: a/b three-layered sandwiches	X: P-loop domains-like	H: P-loop domains-related	T: P-loop containing nucleoside triphosphate hydrolases	F: F_UNCLASSIFIED	ECOD (1.6)
A	PF07652	e4wxrA3	A: a/b three-layered sandwiches	X: P-loop domains-like	H: P-loop domains-related	T: P-loop containing nucleoside triphosphate hydrolases	F: PF07652	ECOD (1.6)
B	PF22027	e4wxrB2	A: alpha arrays	X: C-terminal helical domain of RNA helicase (From Topology)	H: C-terminal helical domain of RNA helicase (From Topology)	T: C-terminal helical domain of RNA helicase	F: PF22027	ECOD (1.6)
B	F_UNCLASSIFIED	e4wxrB3	A: a/b three-layered sandwiches	X: P-loop domains-like	H: P-loop domains-related	T: P-loop containing nucleoside triphosphate hydrolases	F: F_UNCLASSIFIED	ECOD (1.6)
B	PF07652	e4wxrB1	A: a/b three-layered sandwiches	X: P-loop domains-like	H: P-loop domains-related	T: P-loop containing nucleoside triphosphate hydrolases	F: PF07652	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.50.300	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	P-loop containing nucleotide triphosphate hydrolases	CATH (4.3.0)
A	1.10.820.10	Mainly Alpha	Orthogonal Bundle	RNA Helicase	Chain A, domain 3	CATH (4.3.0)
B	3.40.50.300	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	P-loop containing nucleotide triphosphate hydrolases	CATH (4.3.0)
B	1.10.820.10	Mainly Alpha	Orthogonal Bundle	RNA Helicase	Chain A, domain 3	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF07652	Flavivirus DEAD domain (Flavi_DEAD)	Flavivirus DEAD domain	-	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	NS3	binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding organic cyclic compound binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding organic cyclic compound binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding pyrophosphatase activity ribonucleoside triphosphate phosphatase activity hydrolase activity, acting on acid anhydrides, in phosphorus-containing anhydrides hydrolase activity hydrolase activity, acting on acid anhydrides catalytic activity catalytic activity, acting on RNA catalytic activity, acting on a nucleic acid helicase activity RNA helicase activity ATP-dependent activity, acting on RNA ATP-dependent activity peptidase activity serine hydrolase activity catalytic activity, acting on a protein serine-type peptidase activity	viral process fusion of virus membrane with host endosome membrane membrane fusion involved in viral entry into host cell virion attachment to host cell biological process involved in interspecies interaction between organisms adhesion of symbiont to host cell viral life cycle adhesion of symbiont to host biological process involved in interaction with host biological process involved in symbiotic interaction modulation by symbiont of host process transformation of host cell by virus modulation by virus of host process modulation of process of another organism viral process fusion of virus membrane with host endosome membrane membrane fusion involved in viral entry into host cell virion attachment to host cell biological process involved in interspecies interaction between organisms adhesion of symbiont to host cell viral life cycle adhesion of symbiont to host biological process involved in interaction with host biological process involved in symbiotic interaction modulation by symbiont of host process transformation of host cell by virus modulation by virus of host process modulation of process of another organism modulation by virus of host cellular process symbiont entry into host cell symbiont entry into host organic substance metabolic process organonitrogen compound metabolic process proteolysis metabolic process primary metabolic process protein metabolic process macromolecule metabolic process	membrane cellular anatomical entity viral capsid virion component host intracellular membrane-bounded organelle host cellular component host intracellular part host cell endoplasmic reticulum host cell membrane host cell cytoplasm part host intracellular organelle host cell cytoplasm host cell part host cell endomembrane system membrane cellular anatomical entity viral capsid virion component host intracellular membrane-bounded organelle host cellular component host intracellular part host cell endoplasmic reticulum host cell membrane host cell cytoplasm part host intracellular organelle host cell cytoplasm host cell part host cell endomembrane system host intracellular region host cell endoplasmic reticulum membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR011492	Non-structural protein NS3-like, DEAD box helicase, flavivirus	Domain
A, B	IPR009003	Peptidase S1, PA clan	Homologous Superfamily
A, B	IPR001650	Helicase, C-terminal domain-like	Domain
A, B	IPR014001	Helicase superfamily 1/2, ATP-binding domain	Domain
A, B	IPR004109	Hepatitis C virus, NS3 protease	Domain
A, B	IPR043504	Peptidase S1, PA clan, chymotrypsin-like fold	Homologous Superfamily
A, B	IPR027417	P-loop containing nucleoside triphosphate hydrolase	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 R01GM133198.