3RNV

Structure of the autocatalytic cysteine protease domain of potyvirus helper-component proteinase

External Resource: Annotation

Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	PF00851	e3rnvA1	A: a+b complex topology	X: Cysteine proteinases-like	H: Cysteine proteinases (From Topology)	T: Cysteine proteinases	F: PF00851	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.90.70.150	Alpha Beta	Alpha-Beta Complex	Cathepsin B	Chain A	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00851	Helper component proteinase (Peptidase_C6)	Helper component proteinase	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Helper component proteinase	catalytic activity, acting on a nucleic acid helicase activity catalytic activity ATP-dependent activity 5'-3' RNA polymerase activity catalytic activity, acting on RNA RNA polymerase activity transferase activity RNA-dependent RNA polymerase activity nucleotidyltransferase activity transferase activity, transferring phosphorus-containing groups cysteine-type peptidase activity peptidase activity catalytic activity, acting on a protein catalytic activity, acting on a nucleic acid helicase activity catalytic activity ATP-dependent activity 5'-3' RNA polymerase activity catalytic activity, acting on RNA RNA polymerase activity transferase activity RNA-dependent RNA polymerase activity nucleotidyltransferase activity transferase activity, transferring phosphorus-containing groups cysteine-type peptidase activity peptidase activity catalytic activity, acting on a protein cysteine-type endopeptidase activity hydrolase activity endopeptidase activity serine hydrolase activity serine-type peptidase activity RNA binding binding organic cyclic compound binding nucleic acid binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding hydrolase activity, acting on acid anhydrides, in phosphorus-containing anhydrides hydrolase activity, acting on acid anhydrides structural molecule activity	cellular biosynthetic process RNA metabolic process viral life cycle RNA biosynthetic process nucleobase-containing compound metabolic process nucleic acid biosynthetic process organic substance metabolic process viral RNA genome replication viral process organic substance biosynthetic process positive stranded viral RNA replication cellular metabolic process primary metabolic process nucleobase-containing compound biosynthetic process cellular biosynthetic process RNA metabolic process viral life cycle RNA biosynthetic process nucleobase-containing compound metabolic process nucleic acid biosynthetic process organic substance metabolic process viral RNA genome replication viral process organic substance biosynthetic process positive stranded viral RNA replication cellular metabolic process primary metabolic process nucleobase-containing compound biosynthetic process macromolecule biosynthetic process nucleic acid metabolic process organic cyclic compound metabolic process viral genome replication biosynthetic process organic cyclic compound biosynthetic process metabolic process cellular process macromolecule metabolic process gene expression DNA-templated transcription organonitrogen compound metabolic process proteolysis protein metabolic process	membrane cellular anatomical entity host cellular component host cell part host cell membrane host intracellular membrane-bounded organelle host intracellular part host intracellular region host cell nucleus host intracellular organelle viral capsid virion component helical viral capsid host cell cytoplasmic vesicle membrane cellular anatomical entity host cellular component host cell part host cell membrane host intracellular membrane-bounded organelle host intracellular part host intracellular region host cell nucleus host intracellular organelle viral capsid virion component helical viral capsid host cell cytoplasmic vesicle host cell cytoplasm host cell cytoplasm part

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR001205	RNA-directed RNA polymerase, C-terminal domain	Domain
A	IPR001456	Helper component proteinase	Family
A	IPR043128	Reverse transcriptase/Diguanylate cyclase domain	Homologous Superfamily
A	IPR002540	Peptidase S30, polyprotein P1, potyvirus	Domain
A	IPR013648	Polyprotein, Potyviridae	Domain
A	IPR001730	Potyvirus NIa protease (NIa-pro) domain	Domain
A	IPR011545	DEAD/DEAH box helicase domain	Domain
A	IPR031159	Helper-component proteinase (HC-Pro) cysteine protease (CPD) domain	Domain
A	IPR027417	P-loop containing nucleoside triphosphate hydrolase	Homologous Superfamily
A	IPR009003	Peptidase S1, PA clan	Homologous Superfamily
A	IPR001650	Helicase, C-terminal domain-like	Domain
A	IPR043502	DNA/RNA polymerase superfamily	Homologous Superfamily
A	IPR014001	Helicase superfamily 1/2, ATP-binding domain	Domain
A	IPR001592	Potyvirus coat protein	Family
A	IPR039560	Potyviral polyprotein protein 3	Domain
A	IPR043504	Peptidase S1, PA clan, chymotrypsin-like fold	Homologous Superfamily
A	IPR007094	RNA-directed RNA polymerase, catalytic domain	Domain
A	IPR042308	Helper-component proteinase (HC-Pro) cysteine protease (CPD) domain superfamily	Homologous Superfamily

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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.