Annotations: 6IVD

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	SARS coronavirus Nsp1-like	8092556	3000331	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	SARS coronavirus Nsp1-like	8092556	3000331	SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	CNV-Replicase_N	e6ivdA1	A: beta complex topology	X: Coronavirus nsp1 (From Topology)	H: Coronavirus nsp1 (From Topology)	T: Coronavirus nsp1	F: CNV-Replicase_N	ECOD (1.6)
B	CNV-Replicase_N	e6ivdB1	A: beta complex topology	X: Coronavirus nsp1 (From Topology)	H: Coronavirus nsp1 (From Topology)	T: Coronavirus nsp1	F: CNV-Replicase_N	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	2.30.30.1000	Mainly Beta	Roll	SH3 type barrels.	Replicase polyprotein 1a	CATH (utative)
B	2.30.30.1000	Mainly Beta	Roll	SH3 type barrels.	Replicase polyprotein 1a	CATH (utative)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF16688	Replicase polyprotein N-term from Coronavirus nsp1 (CNV-Replicase_N)	Replicase polyprotein N-term from Coronavirus nsp1	CNV-Replicase_N is the N-terminal domain of a family of ssRNA positive-stranded porcine transmissible gastroenteritis coronaviruses. the domain folds into a six-stranded beta-barrel fold with a long alpha helix on the rim of the barrel. This fold is ...	CNV-Replicase_N is the N-terminal domain of a family of ssRNA positive-stranded porcine transmissible gastroenteritis coronaviruses. the domain folds into a six-stranded beta-barrel fold with a long alpha helix on the rim of the barrel. This fold is shared with SARS-CoV nsp1 [1].	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	nsp1 mutant protein	peptidase activity omega peptidase activity catalytic activity, acting on a protein hydrolase activity catalytic activity cysteine-type peptidase activity cysteine-type endopeptidase activity endopeptidase activity RNA binding binding nucleic acid binding transferase activity ubiquitin-like protein peptidase activity cysteine-type deubiquitinase activity peptidase activity omega peptidase activity catalytic activity, acting on a protein hydrolase activity catalytic activity cysteine-type peptidase activity cysteine-type endopeptidase activity endopeptidase activity RNA binding binding nucleic acid binding transferase activity ubiquitin-like protein peptidase activity cysteine-type deubiquitinase activity deubiquitinase activity cation binding transition metal ion binding zinc ion binding ion binding metal ion binding small molecule binding	symbiont-mediated perturbation of host defense response symbiont-mediated perturbation of host cellular process biological process involved in interspecies interaction between organisms symbiont-mediated suppression of host pathogen-associated molecular pattern receptor signaling pathway symbiont-mediated perturbation of host immune response biological process involved in interaction with host symbiont-mediated suppression of host cytoplasmic pattern recognition receptor signaling pathway via inhibition of IRF3 activity biological process involved in symbiotic interaction symbiont-mediated suppression of host signal transduction pathway symbiont-mediated suppression of host immune response symbiont-mediated suppression of host innate immune response symbiont-mediated perturbation of host process symbiont-mediated perturbation of host innate immune response symbiont-mediated perturbation of host signal transduction pathway symbiont-mediated perturbation of host defense response symbiont-mediated perturbation of host cellular process biological process involved in interspecies interaction between organisms symbiont-mediated suppression of host pathogen-associated molecular pattern receptor signaling pathway symbiont-mediated perturbation of host immune response biological process involved in interaction with host symbiont-mediated suppression of host cytoplasmic pattern recognition receptor signaling pathway via inhibition of IRF3 activity biological process involved in symbiotic interaction symbiont-mediated suppression of host signal transduction pathway symbiont-mediated suppression of host immune response symbiont-mediated suppression of host innate immune response symbiont-mediated perturbation of host process symbiont-mediated perturbation of host innate immune response symbiont-mediated perturbation of host signal transduction pathway modulation of process of another organism symbiont-mediated suppression of cytoplasmic pattern recognition receptor signaling pathway viral gene expression viral protein processing viral process symbiont-mediated perturbation of host ubiquitin-like protein modification symbiont-mediated perturbation of host autophagy symbiont-mediated activation of host autophagy viral genome replication viral life cycle viral translational frameshifting viral translation proteolysis metabolic process cellular process primary metabolic process protein metabolic process macromolecule metabolic process	cellular anatomical structure membrane host cellular component host intracellular part host cell perinuclear region of cytoplasm host cell cytoplasm host cell part host intracellular region host cell cytoplasm part host cell membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR043611	Coronavirus replicase NSP3, C-terminal	Domain
A, B	IPR038123	Non-structural protein NSP4, C-terminal superfamily, coronavirus	Homologous Superfamily
A, B	IPR032039	Alphacoronavirus nsp1	Domain
A, B	IPR047566	Coronavirus replicase NSP3, Y domain	Domain
A, B	IPR043178	Papain-like protease, thumb domain superfamily, coronavirus	Homologous Superfamily
A, B	IPR043612	Non-structural protein NSP4, N-terminal, coronavirus	Domain
A, B	IPR038634	Alphacoronavirus nsp1 domain superfamily	Homologous Superfamily
A, B	IPR044353	NSP3, second ubiquitin-like (Ubl) domain, coronavirus	Domain
A, B	IPR009003	Peptidase S1, PA clan	Homologous Superfamily
A, B	IPR013016	Peptidase C16, coronavirus	Domain
A, B	IPR037204	Non-structural protein NSP7 superfamily, coronavirus	Homologous Superfamily
A, B	IPR044357	NSP3, first ubiquitin-like (Ubl) domain, coronavirus	Domain
A, B	IPR046443	NSP1, globular domain, alpha/betacoronavirus	Domain
A, B	IPR043610	Non-structural protein 6, coronavirus	Domain
A, B	IPR043477	Peptidase C30, domain 3, coronavirus	Homologous Superfamily
A, B	IPR018995	RNA synthesis protein NSP10, coronavirus	Domain
A, B	IPR043615	Nonstructural protein 2, N-terminal domain, coronavirus	Domain
A, B	IPR043177	Papain-like protease, N-terminal domain superfamily, coronavirus	Homologous Superfamily
A, B	IPR044369	Non-structural protein 6, alphacoronavirus	Domain
A, B	IPR014822	Non-structural protein NSP9, coronavirus	Domain
A, B	IPR037230	Non-structural protein NSP8 superfamily, coronavirus	Homologous Superfamily
A, B	IPR014828	Non-structural protein NSP7, coronavirus	Domain
A, B	IPR032505	Non-structural protein NSP4, C-terminal, coronavirus	Domain
A, B	IPR014829	Non-structural protein NSP8, coronavirus	Domain
A, B	IPR036499	Non-structural protein NSP9 superfamily, coronavirus	Homologous Superfamily
A, B	IPR002589	Macro domain	Domain
A, B	IPR008740	Peptidase C30, coronavirus	Domain
A, B	IPR036333	RNA synthesis protein NSP10 superfamily, coronavirus	Homologous Superfamily
A, B	IPR047573	Non-structural protein 2, middle domain, coronavirus	Domain
A, B	IPR049894	Coronavirus NSP3, 3Ecto domain	Domain
A, B	IPR044309	Non-structural protein 5, alphacoronavirus	Domain
A, B	IPR043472	Macro domain-like	Homologous Superfamily
A, B	IPR044371	Non-structural protein 3, X-domain-like	Domain
A, B	IPR043613	Non-structural protein 2, C-terminal domain, coronavirus	Domain
A, B	IPR044385	Nonstructural protein 2, HCoV-229E-like	Domain
A, B	IPR043504	Peptidase S1, PA clan, chymotrypsin-like fold	Homologous Superfamily