Annotations: 4MK5

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d4mk5a1	Alpha and beta proteins (a/b)	Restriction endonuclease-like	Restriction endonuclease-like	PA N-terminal domain	PA N-terminal domain	(Influenza A virus (A/Lima/WRAIR1695P/2009(H1N1)) ) [TaxId: 985958 ],	SCOPe (2.08)
A	d4mk5a2	Artifacts	Tags	Tags	Tags	N-terminal Tags	(Influenza A virus (A/Lima/WRAIR1695P/2009(H1N1)) ) [TaxId: 985958 ],	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	PsaA_PsaB	e4mk5A1	A: alpha bundles	X: P-loop domains-like	H: P-loop domains-related	T: P-loop containing nucleoside triphosphate hydrolases	F: PsaA_PsaB	ECOD (develop294)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	POLYMERASE PA	hydrolase activity catalytic activity endonuclease activity nuclease activity catalytic activity, acting on a nucleic acid RNA binding binding nucleic acid binding cation binding ion binding metal ion binding small molecule binding	symbiont-mediated suppression of host transcription symbiont-mediated perturbation of host cellular process biological process involved in interspecies interaction between organisms symbiont-mediated suppression of host mRNA transcription via inhibition of RNA polymerase II activity symbiont-mediated perturbation of host process symbiont-mediated perturbation of host gene expression symbiont-mediated perturbation of host transcription modulation of process of another organism biological process involved in interaction with host biological process involved in symbiotic interaction RNA metabolic process viral life cycle primary metabolic process nucleobase-containing compound biosynthetic process symbiont-mediated suppression of host transcription symbiont-mediated perturbation of host cellular process biological process involved in interspecies interaction between organisms symbiont-mediated suppression of host mRNA transcription via inhibition of RNA polymerase II activity symbiont-mediated perturbation of host process symbiont-mediated perturbation of host gene expression symbiont-mediated perturbation of host transcription modulation of process of another organism biological process involved in interaction with host biological process involved in symbiotic interaction 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 cellular process macromolecule metabolic process viral gene expression cap snatching negative stranded viral RNA transcription viral transcription RNA-templated viral transcription symbiont-mediated suppression of host gene expression viral translational frameshifting viral translation gene expression DNA-templated transcription	host intracellular membrane-bounded organelle host cellular component host intracellular part cellular anatomical structure host cell part host intracellular region host cell nucleus other organism part host intracellular organelle host cell cytoplasm

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR001009	Influenza RNA-dependent RNA polymerase subunit PA	Family
A	IPR037534	Polymerase acidic protein	Family
A	IPR038372	Influenza RNA-dependent RNA polymerase subunit PA, endonuclease domain	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 R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.