Annotations: 2WK4

Domain Annotation: SCOP/SCOPe Classification SCOP Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d2wk4a_	Multi-domain proteins (alpha and beta)	DNA/RNA polymerases	DNA/RNA polymerases	automated matches	automated matches	(Sapporo virus ) [TaxId: 95342 ],	SCOPe (2.08)
B	d2wk4b_	Multi-domain proteins (alpha and beta)	DNA/RNA polymerases	DNA/RNA polymerases	automated matches	automated matches	(Sapporo virus ) [TaxId: 95342 ],	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	RdRP_1_C	e2wk4A1	A: alpha bundles	X: helical bundle domain in reverse transcriptase-like polymerases (From Topology)	H: helical bundle domain in reverse transcriptase-like polymerases (From Topology)	T: helical bundle domain in reverse transcriptase-like polymerases	F: RdRP_1_C	ECOD (1.6)
A	RdRP_1_N	e2wk4A2	A: a+b two layers	X: Alpha-beta plaits	H: Adenylyl and guanylyl cyclase catalytic domain-like	T: Adenylyl and guanylyl cyclase catalytic domain-like	F: RdRP_1_N	ECOD (1.6)
B	RdRP_1_C	e2wk4B1	A: alpha bundles	X: helical bundle domain in reverse transcriptase-like polymerases (From Topology)	H: helical bundle domain in reverse transcriptase-like polymerases (From Topology)	T: helical bundle domain in reverse transcriptase-like polymerases	F: RdRP_1_C	ECOD (1.6)
B	RdRP_1_N	e2wk4B2	A: a+b two layers	X: Alpha-beta plaits	H: Adenylyl and guanylyl cyclase catalytic domain-like	T: Adenylyl and guanylyl cyclase catalytic domain-like	F: RdRP_1_N	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	6.10.250.3230	Special	Helix non-globular	Single alpha-helices involved in coiled-coils or other helix-helix interfaces		CATH (4.3.0)
A	3.30.70.270	Alpha Beta	2-Layer Sandwich	Alpha-Beta Plaits	Reverse transcriptase/Diguanylate cyclase domain	CATH (4.3.0)
A	1.20.960.20	Mainly Alpha	Up-down Bundle	Mitochondrial Import Receptor Subunit Tom20	Chain A	CATH (4.3.0)
B	6.10.250.3230	Special	Helix non-globular	Single alpha-helices involved in coiled-coils or other helix-helix interfaces		CATH (4.3.0)
B	3.30.70.270	Alpha Beta	2-Layer Sandwich	Alpha-Beta Plaits	Reverse transcriptase/Diguanylate cyclase domain	CATH (4.3.0)
B	1.20.960.20	Mainly Alpha	Up-down Bundle	Mitochondrial Import Receptor Subunit Tom20	Chain A	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF00680	Viral RNA-dependent RNA polymerase (RdRP_1)	Viral RNA-dependent RNA polymerase	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	PROTEASE-POLYMERASE P70	5'-3' RNA polymerase activity catalytic activity, acting on RNA catalytic activity, acting on a nucleic acid RNA polymerase activity transferase activity RNA-dependent RNA polymerase activity nucleotidyltransferase activity catalytic 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 5'-3' RNA polymerase activity catalytic activity, acting on RNA catalytic activity, acting on a nucleic acid RNA polymerase activity transferase activity RNA-dependent RNA polymerase activity nucleotidyltransferase activity catalytic 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 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 pyrophosphatase activity ribonucleoside triphosphate phosphatase activity hydrolase activity, acting on acid anhydrides, in phosphorus-containing anhydrides hydrolase activity, acting on acid anhydrides helicase activity RNA helicase activity ATP-dependent activity, acting on RNA ATP-dependent activity	nucleobase-containing compound metabolic process organic cyclic compound metabolic process DNA replication organic substance metabolic process metabolic process primary metabolic process DNA metabolic process macromolecule metabolic process nucleic acid metabolic process cellular biosynthetic process cellular metabolic process RNA metabolic process viral life cycle nucleobase-containing compound biosynthetic process nucleobase-containing compound metabolic process organic cyclic compound metabolic process DNA replication organic substance metabolic process metabolic process primary metabolic process DNA metabolic process macromolecule metabolic process nucleic acid metabolic process cellular biosynthetic process cellular metabolic process RNA metabolic process viral life cycle nucleobase-containing compound biosynthetic process macromolecule biosynthetic process RNA biosynthetic process nucleic acid biosynthetic process viral genome replication biosynthetic process viral RNA genome replication organic cyclic compound biosynthetic process viral process organic substance biosynthetic process cellular process gene expression DNA-templated transcription organonitrogen compound metabolic process proteolysis protein metabolic process	viral capsid virion component host cellular component host intracellular part host cell cytoplasm host cell part host intracellular region cellular anatomical entity

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR001205	RNA-directed RNA polymerase, C-terminal domain	Domain
A, B	IPR001665	Norovirus peptidase C37	Domain
A, B	IPR043128	Reverse transcriptase/Diguanylate cyclase domain	Homologous Superfamily
A, B	IPR014759	Helicase, superfamily 3, single-stranded RNA virus	Domain
A, B	IPR027417	P-loop containing nucleoside triphosphate hydrolase	Homologous Superfamily
A, B	IPR000317	Peptidase C24, Calicivirus polyprotein Orf1	Domain
A, B	IPR029053	Viral coat protein subunit	Homologous Superfamily
A, B	IPR009003	Peptidase S1, PA clan	Homologous Superfamily
A, B	IPR004005	Calicivirus coat protein	Domain
A, B	IPR004004	Helicase/polymerase/peptidase polyprotein, Calicivirus-type	Family
A, B	IPR043502	DNA/RNA polymerase superfamily	Homologous Superfamily
A, B	IPR033703	Picornavirus/Calicivirus coat protein	Domain
A, B	IPR007094	RNA-directed RNA polymerase, catalytic domain	Domain
A, B	IPR049434	VPg	Domain
A, B	IPR000605	Helicase, superfamily 3, single-stranded DNA/RNA virus	Domain

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.