Annotations: 8H69

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
C [auth A]	PF00603	Influenza RNA-dependent RNA polymerase subunit PA (Flu_PA)	Influenza RNA-dependent RNA polymerase subunit PA	-	Family
D [auth B]	PF00602	Influenza RNA-dependent RNA polymerase subunit PB1 (Flu_PB1)	Influenza RNA-dependent RNA polymerase subunit PB1	-	Family
E [auth C]	PF20948	Influenza RNA polymerase PB2 second domain (Flu_PB2_2nd)	Influenza RNA polymerase PB2 second domain	Influenza virus encodes a large, multidomain RNA-dependent RNA polymerase that can both transcribe and replicate the viral RNA genome. In influenza virus, the polymerase is composed of three polypeptides: PB1, PB2 and PA/P3. PB1 houses the polymerase ...	Influenza virus encodes a large, multidomain RNA-dependent RNA polymerase that can both transcribe and replicate the viral RNA genome. In influenza virus, the polymerase is composed of three polypeptides: PB1, PB2 and PA/P3. PB1 houses the polymerase active site, whereas PB2 and PA/P3 contain, respectively, cap-binding [1] and endonuclease domains required for transcription initiation by cap-snatching [2]. This entry represents the domain of the Flu PB protein that follows the N-terminal extended region.	Domain
E [auth C]	PF00604	Influenza RNA polymerase PB2 CAP binding domain (Flu_PB2_5th)	Influenza RNA polymerase PB2 CAP binding domain	Influenza virus encodes a large, multidomain RNA-dependent RNA polymerase that can both transcribe and replicate the viral RNA genome. In influenza virus, the polymerase is composed of three polypeptides: PB1, PB2 and PA/P3. PB1 houses the polymerase ...	Influenza virus encodes a large, multidomain RNA-dependent RNA polymerase that can both transcribe and replicate the viral RNA genome. In influenza virus, the polymerase is composed of three polypeptides: PB1, PB2 and PA/P3. PB1 houses the polymerase active site, whereas PB2 and PA/P3 contain, respectively, cap-binding [1] and endonuclease domains required for transcription initiation by cap-snatching [2]. This entry represents the CAP binding domain [2].	Domain
E [auth C]	PF20947	Influenza RNA polymerase PB2 N-terminal region (Flu_PB2_1st)	Influenza RNA polymerase PB2 N-terminal region	-	Family
E [auth C]	PF20949	Influenza RNA polymerase PB2 middle domain (Flu_PB2_3rd)	Influenza RNA polymerase PB2 middle domain	Influenza virus encodes a large, multidomain RNA-dependent RNA polymerase that can both transcribe and replicate the viral RNA genome. In influenza virus, the polymerase is composed of three polypeptides: PB1, PB2 and PA/P3. PB1 houses the polymerase ...	Influenza virus encodes a large, multidomain RNA-dependent RNA polymerase that can both transcribe and replicate the viral RNA genome. In influenza virus, the polymerase is composed of three polypeptides: PB1, PB2 and PA/P3. PB1 houses the polymerase active site, whereas PB2 and PA/P3 contain, respectively, cap-binding [1] and endonuclease domains required for transcription initiation by cap-snatching [2]. This entry represents the middle domain in Flu PB2 protein.	Domain
E [auth C]	PF20951	Influenza RNA polymerase PB2 6th domain (Flu_PB2_6th)	Influenza RNA polymerase PB2 6th domain	Influenza virus encodes a large, multidomain RNA-dependent RNA polymerase that can both transcribe and replicate the viral RNA genome. In influenza virus, the polymerase is composed of three polypeptides: PB1, PB2 and PA/P3. PB1 houses the polymerase ...	Influenza virus encodes a large, multidomain RNA-dependent RNA polymerase that can both transcribe and replicate the viral RNA genome. In influenza virus, the polymerase is composed of three polypeptides: PB1, PB2 and PA/P3. PB1 houses the polymerase active site, whereas PB2 and PA/P3 contain, respectively, cap-binding [1] and endonuclease domains required for transcription initiation by cap-snatching [2]. This entry represents the 6th domain of PB2.	Domain
E [auth C]	PF20950	Influenza RNA polymerase PB2 helical domain (Flu_PB2_4th)	Influenza RNA polymerase PB2 helical domain	Influenza virus encodes a large, multidomain RNA-dependent RNA polymerase that can both transcribe and replicate the viral RNA genome. In influenza virus, the polymerase is composed of three polypeptides: PB1, PB2 and PA/P3. PB1 houses the polymerase ...	Influenza virus encodes a large, multidomain RNA-dependent RNA polymerase that can both transcribe and replicate the viral RNA genome. In influenza virus, the polymerase is composed of three polypeptides: PB1, PB2 and PA/P3. PB1 houses the polymerase active site, whereas PB2 and PA/P3 contain, respectively, cap-binding [1] and endonuclease domains required for transcription initiation by cap-snatching [2]. This entry represents the helical domain of Flu PB2 protein.	Domain
E [auth C]	PF20952	Influenza RNA polymerase PB2 C-terminal domain (Flu_PB2_7th)	Influenza RNA polymerase PB2 C-terminal domain	Influenza virus encodes a large, multidomain RNA-dependent RNA polymerase that can both transcribe and replicate the viral RNA genome. In influenza virus, the polymerase is composed of three polypeptides: PB1, PB2 and PA/P3. PB1 houses the polymerase ...	Influenza virus encodes a large, multidomain RNA-dependent RNA polymerase that can both transcribe and replicate the viral RNA genome. In influenza virus, the polymerase is composed of three polypeptides: PB1, PB2 and PA/P3. PB1 houses the polymerase active site, whereas PB2 and PA/P3 contain, respectively, cap-binding [1] and endonuclease domains required for transcription initiation by cap-snatching [2]. This entry represents the C-terminal domain of Flu PB2 protein.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A [auth 3]	RNA (5'-R(UPAPAPAPCPUPCPCPUPGPCPUPUPUPUPGPCPU)-3')	-	-	-
B [auth 5]	RNA (5'-R(PAPGPUPAPGPAPAPAPCPAPAPGPGPAPGPUPUPUP*U)-3')	-	-	-
C [auth A]	Polymerase acidic protein	endonuclease activity nuclease activity hydrolase activity, acting on ester bonds hydrolase activity catalytic activity RNA binding binding organic cyclic compound binding nucleic acid binding cation binding ion binding metal ion binding small molecule binding	symbiont-mediated perturbation of host cellular process biological process involved in interspecies interaction between organisms biological process involved in interaction with host biological process involved in symbiotic interaction symbiont-mediated suppression of host transcription symbiont-mediated suppression of host gene expression symbiont-mediated suppression of host mRNA transcription via inhibition of RNA polymerase II activity modulation by symbiont of host process symbiont-mediated perturbation of host gene expression cellular process symbiont-mediated perturbation of host transcription modulation of process of another organism cellular biosynthetic process cellular metabolic process symbiont-mediated perturbation of host cellular process biological process involved in interspecies interaction between organisms biological process involved in interaction with host biological process involved in symbiotic interaction symbiont-mediated suppression of host transcription symbiont-mediated suppression of host gene expression symbiont-mediated suppression of host mRNA transcription via inhibition of RNA polymerase II activity modulation by symbiont of host process symbiont-mediated perturbation of host gene expression cellular process symbiont-mediated perturbation of host transcription modulation of process of another organism cellular biosynthetic process cellular metabolic process RNA metabolic process viral life cycle primary metabolic process nucleobase-containing compound biosynthetic process macromolecule biosynthetic process nucleic acid metabolic process RNA biosynthetic process nucleobase-containing compound metabolic process nucleic acid biosynthetic process viral genome replication biosynthetic process viral RNA genome replication viral process metabolic process macromolecule metabolic process viral gene expression cap snatching negative stranded viral RNA transcription viral transcription RNA-templated viral transcription gene expression DNA-templated transcription	host intracellular membrane-bounded organelle host cellular component host intracellular part host cell part host intracellular region cellular anatomical entity host cell nucleus host intracellular organelle host cell cytoplasm
D [auth B]	RNA-directed RNA polymerase catalytic subunit	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 RNA binding binding organic cyclic compound binding nucleic acid binding nucleoside phosphate binding 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 RNA binding binding organic cyclic compound binding nucleic acid binding nucleoside phosphate binding nucleotide binding heterocyclic compound binding small molecule binding identical protein binding protein binding	symbiont-mediated perturbation of host cellular process biological process involved in interspecies interaction between organisms biological process involved in interaction with host biological process involved in symbiotic interaction symbiont-mediated suppression of host transcription symbiont-mediated suppression of host gene expression symbiont-mediated suppression of host mRNA transcription via inhibition of RNA polymerase II activity modulation by symbiont of host process symbiont-mediated perturbation of host gene expression cellular process symbiont-mediated perturbation of host transcription modulation of process of another organism cellular biosynthetic process cellular metabolic process symbiont-mediated perturbation of host cellular process biological process involved in interspecies interaction between organisms biological process involved in interaction with host biological process involved in symbiotic interaction symbiont-mediated suppression of host transcription symbiont-mediated suppression of host gene expression symbiont-mediated suppression of host mRNA transcription via inhibition of RNA polymerase II activity modulation by symbiont of host process symbiont-mediated perturbation of host gene expression cellular process symbiont-mediated perturbation of host transcription modulation of process of another organism cellular biosynthetic process cellular metabolic process RNA metabolic process viral life cycle primary metabolic process nucleobase-containing compound biosynthetic process macromolecule biosynthetic process nucleic acid metabolic process RNA biosynthetic process nucleobase-containing compound metabolic process nucleic acid biosynthetic process viral genome replication biosynthetic process viral RNA genome replication viral process metabolic process macromolecule metabolic process viral gene expression viral transcription gene expression DNA-templated transcription	host intracellular membrane-bounded organelle host cellular component host intracellular part host cell part host intracellular region cellular anatomical entity host cell nucleus host intracellular organelle host cell cytoplasm
E [auth C]	Polymerase basic protein 2	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 RNA binding binding organic cyclic compound binding nucleic acid binding	symbiont-mediated perturbation of host cellular process biological process involved in interspecies interaction between organisms biological process involved in interaction with host biological process involved in symbiotic interaction symbiont-mediated suppression of host transcription symbiont-mediated suppression of host gene expression symbiont-mediated suppression of host mRNA transcription via inhibition of RNA polymerase II activity modulation by symbiont of host process symbiont-mediated perturbation of host gene expression cellular process symbiont-mediated perturbation of host transcription modulation of process of another organism cellular biosynthetic process cellular metabolic process symbiont-mediated perturbation of host cellular process biological process involved in interspecies interaction between organisms biological process involved in interaction with host biological process involved in symbiotic interaction symbiont-mediated suppression of host transcription symbiont-mediated suppression of host gene expression symbiont-mediated suppression of host mRNA transcription via inhibition of RNA polymerase II activity modulation by symbiont of host process symbiont-mediated perturbation of host gene expression cellular process symbiont-mediated perturbation of host transcription modulation of process of another organism cellular biosynthetic process cellular metabolic process RNA metabolic process viral life cycle primary metabolic process nucleobase-containing compound biosynthetic process macromolecule biosynthetic process nucleic acid metabolic process RNA biosynthetic process nucleobase-containing compound metabolic process nucleic acid biosynthetic process viral genome replication biosynthetic process viral RNA genome replication viral process metabolic process macromolecule metabolic process viral gene expression cap snatching negative stranded viral RNA transcription viral transcription RNA-templated viral transcription 7-methylguanosine mRNA capping 7-methylguanosine RNA capping RNA capping gene expression mRNA processing mRNA metabolic process RNA 5'-end processing RNA processing DNA-templated transcription	host intracellular membrane-bounded organelle host cellular component host intracellular part host cell part host intracellular region cellular anatomical entity host cell nucleus host intracellular organelle virion component

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
C [auth A]	IPR001009	Influenza RNA-dependent RNA polymerase subunit PA	Family
C [auth A]	IPR037534	Polymerase acidic protein	Family
C [auth A]	IPR038372	Influenza RNA-dependent RNA polymerase subunit PA, endonuclease domain	Homologous Superfamily
D [auth B]	IPR007099	RNA-directed RNA polymerase, negative-strand RNA virus	Domain
D [auth B]	IPR001407	Influenza RNA-dependent RNA polymerase subunit PB1	Family
E [auth C]	IPR001591	Influenza RNA-dependent RNA polymerase subunit PB2	Family
E [auth C]	IPR049106	Influenza RNA polymerase PB2, N-terminal region	Domain
E [auth C]	IPR049115	Influenza RNA polymerase PB2, C-terminal domain	Domain
E [auth C]	IPR049110	Influenza RNA polymerase PB2, second domain	Domain
E [auth C]	IPR049114	Influenza RNA polymerase PB2, sixth domain	Domain
E [auth C]	IPR049113	Polymerase basic protein 2, helical domain	Domain
E [auth C]	IPR049111	Influenza RNA polymerase PB2, middle domain	Domain
E [auth C]	IPR048298	Influenza RNA polymerase PB2, CAP binding domain	Domain
E [auth C]	IPR037258	PB2, C-terminal	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.