Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

ChainsTypeFamily Name Domain Identifier Family IdentifierProvenance Source (Version)
ASCOP2B SuperfamilyImmunoglobulin (Ig) domain-like8054671 3000071 SCOP2B (2022-06-29)
ASCOP2B SuperfamilyMHC antigen-recognition domain8040455 3000521 SCOP2B (2022-06-29)
DSCOP2B SuperfamilyMHC antigen-recognition domain8040455 3000521 SCOP2B (2022-06-29)
DSCOP2B SuperfamilyImmunoglobulin (Ig) domain-like8054671 3000071 SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
BPF07654e8cmfB1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: PF07654ECOD (1.6)
BPF00969e8cmfB2 A: a+b two layersX: MHC antigen-recognition domain (From Topology)H: MHC antigen-recognition domain (From Topology)T: MHC antigen-recognition domainF: PF00969ECOD (1.6)
EPF07654e8cmfE2 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: PF07654ECOD (1.6)
EPF00969e8cmfE1 A: a+b two layersX: MHC antigen-recognition domain (From Topology)H: MHC antigen-recognition domain (From Topology)T: MHC antigen-recognition domainF: PF00969ECOD (1.6)
APF07654e8cmfA1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: PF07654ECOD (1.6)
APF00993e8cmfA2 A: a+b two layersX: MHC antigen-recognition domain (From Topology)H: MHC antigen-recognition domain (From Topology)T: MHC antigen-recognition domainF: PF00993ECOD (1.6)
DPF07654e8cmfD2 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: PF07654ECOD (1.6)
DPF00993e8cmfD1 A: a+b two layersX: MHC antigen-recognition domain (From Topology)H: MHC antigen-recognition domain (From Topology)T: MHC antigen-recognition domainF: PF00993ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
C, F
PF11633Betacoronavirus single-stranded poly(A) binding domain (bCoV_SUD_M)Betacoronavirus single-stranded poly(A) binding domainThis domain identifies non-structural protein NSP3, the product of ORF1a in group 2 coronavirus. It is found in human SARS coronavirus polyprotein 1a and 1ab, and in related coronavirus polyproteins [1]. NSP3 binds to viral RNA, nucleocapsid protein, ...This domain identifies non-structural protein NSP3, the product of ORF1a in group 2 coronavirus. It is found in human SARS coronavirus polyprotein 1a and 1ab, and in related coronavirus polyproteins [1]. NSP3 binds to viral RNA, nucleocapsid protein, as well as other viral proteins, and participates in polyprotein processing [2]. The domain exhibits a macrodomain fold containing the nsp3 residues 528 to 648, with a flexibly extended N-terminal tail from residues 513 to 527 and a C-terminal flexible tail of residues 649 to 651. SUD-M(527-651) binds single-stranded poly(A); the contact area with this RNA on the protein surface, and the electrophoretic mobility shift assays confirm that SUD-M has higher affinity for purine bases than for pyrimidine bases [3].
Domain
A, D
PF07654Immunoglobulin C1-set domain (C1-set)Immunoglobulin C1-set domain- Domain
A, D
PF00993Class II histocompatibility antigen, alpha domain (MHC_II_alpha)Class II histocompatibility antigen, alpha domain- Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

ChainsPolymerMolecular FunctionBiological ProcessCellular Component
B, E
Human leukocyte antigen DR beta chain allotype DR1 (DRB1*0101)-
C, F
SARS-Cov-2 nsp3 epitope (orf1ab)1350-1364
A, D
HLA class II histocompatibility antigen, DR alpha chain

InterPro: Protein Family Classification InterPro Database Homepage

ChainsAccessionNameType
B, E
IPR000353MHC class II, beta chain, N-terminalDomain
B, E
IPR036179Immunoglobulin-like domain superfamilyHomologous Superfamily
B, E
IPR014745MHC class II, alpha/beta chain, N-terminalHomologous Superfamily
B, E
IPR003597Immunoglobulin C1-setDomain
B, E
IPR013783Immunoglobulin-like foldHomologous Superfamily
B, E
IPR011162MHC classes I/II-like antigen recognition proteinHomologous Superfamily
B, E
IPR007110Immunoglobulin-like domainDomain
B, E
IPR003006Immunoglobulin/major histocompatibility complex, conserved siteConserved Site
C, F
IPR022733DPUP/SUD, C-terminal, betacoronavirusDomain
C, F
IPR042515Non-structural protein NSP15, N-terminal domain superfamily, coronavirusHomologous Superfamily
C, F
IPR043174Non-structural protein NSP15, middle domain superfamilyHomologous Superfamily
C, F
IPR044315Nonstructural protein 14, betacoronavirusDomain
C, F
IPR038123Non-structural protein NSP4, C-terminal superfamily, coronavirusHomologous Superfamily
C, F
IPR042570Non-structural protein NSP3, nucleic acid-binding domain superfamily, betacoronavirusHomologous Superfamily
C, F
IPR043178Papain-like protease, thumb domain superfamily, coronavirusHomologous Superfamily
C, F
IPR046441RNA-dependent RNA polymerase, coronavirusDomain
C, F
IPR044863Nidovirus RdRp-associated nucleotidyl transferase (NiRAN) domainDomain
C, F
IPR044343Nonstructural protein 13, 1B domain, coronavirusDomain
C, F
IPR038166Polyprotein cleavage domain PL2pro superfamily, betacoronavirusHomologous Superfamily
C, F
IPR037227Endoribonuclease EndoU-likeHomologous Superfamily
C, F
IPR027352Nonstructural protein 13, zinc-binding domain, coronavirus-likeDomain
C, F
IPR009003Peptidase S1, PA clanHomologous Superfamily
C, F
IPR013016Peptidase C16, coronavirusDomain
C, F
IPR009466Non-structural protein 14, coronavirusDomain
C, F
IPR044357NSP3, first ubiquitin-like (Ubl) domain, coronavirusDomain
C, F
IPR046436Nidovirus 3'-5' exoribonuclease domainDomain
C, F
IPR047570NSP12, interface domain, coronavirusDomain
C, F
IPR018995RNA synthesis protein NSP10, coronavirusDomain
C, F
IPR043615Nonstructural protein 2, N-terminal domain, coronavirusDomain
C, F
IPR043177Papain-like protease, N-terminal domain superfamily, coronavirusHomologous Superfamily
C, F
IPR043606Coronavirus replicase NSP15, N-terminal oligomerizationDomain
C, F
IPR044330Nonstructural protein 15, N-terminal domain, alpha/beta-coronavirusDomain
C, F
IPR041679DNA2/NAM7 helicase-like, C-terminalDomain
C, F
IPR024375Non-structural protein NSP3, SUD-M domain, betacoronavirusDomain
C, F
IPR014828Non-structural protein NSP7, coronavirusDomain
C, F
IPR043503Papain-like viral protease, palm and finger domains, coronavirusHomologous Superfamily
C, F
IPR014829Non-structural protein NSP8, coronavirusDomain
C, F
IPR036499Non-structural protein NSP9 superfamily, coronavirusHomologous Superfamily
C, F
IPR029063S-adenosyl-L-methionine-dependent methyltransferase superfamilyHomologous Superfamily
C, F
IPR044389Non-structural protein 2, SARS-CoV-likeDomain
C, F
IPR043502DNA/RNA polymerase superfamilyHomologous Superfamily
C, F
IPR008740Peptidase C30, coronavirusDomain
C, F
IPR036333RNA synthesis protein NSP10 superfamily, coronavirusHomologous Superfamily
C, F
IPR047573Non-structural protein 2, middle domain, coronavirusDomain
C, F
IPR043472Macro domain-likeHomologous Superfamily
C, F
IPR043609NendoU domain, nidovirusDomain
C, F
IPR032592Non-structural protein NSP3, nucleic acid-binding domain, betacoronavirusDomain
C, F
IPR043613Non-structural protein 2, C-terminal domain, coronavirusDomain
C, F
IPR038083Non-structural protein NSP3A domain-like superfamilyHomologous Superfamily
C, F
IPR043504Peptidase S1, PA clan, chymotrypsin-like foldHomologous Superfamily
C, F
IPR044351RNA-dependent RNA polymerase, SARS-CoV-likeDomain
C, F
IPR024358Non-structural protein NSP3, N-terminal, betacoronavirusDomain
C, F
IPR048673Nonstructural protein 13, stalk domain, coronavirusDomain
C, F
IPR046435NSP14, guanine-N7-methyltransferase domain, coronavirusDomain
C, F
IPR009469RNA-dependent RNA polymerase, N-terminal, coronavirusDomain
C, F
IPR043611Coronavirus replicase NSP3, C-terminalDomain
C, F
IPR044864Non-structural protein NSP3, SUD-N (Mac2) domain, betacoronavirusDomain
C, F
IPR047566Coronavirus replicase NSP3, Y domainDomain
C, F
IPR048672Nonstructural protein 13, zinc-binding domain, coronavirusDomain
C, F
IPR043612Non-structural protein NSP4, N-terminal, coronavirusDomain
C, F
IPR027417P-loop containing nucleoside triphosphate hydrolaseHomologous Superfamily
C, F
IPR043608Nonstructural protein 15, middle domain, coronavirusDomain
C, F
IPR044353NSP3, second ubiquitin-like (Ubl) domain, coronavirusDomain
C, F
IPR037204Non-structural protein NSP7 superfamily, coronavirusHomologous Superfamily
C, F
IPR046443NSP1, globular domain, alpha/betacoronavirusDomain
C, F
IPR043610Non-structural protein 6, coronavirusDomain
C, F
IPR027351(+) RNA virus helicase core domainDomain
C, F
IPR044322Nonstructural protein 15, middle domain, alpha/betacoronavirusDomain
C, F
IPR009461Non-structural protein NSP16, coronavirus-likeDomain
C, F
IPR043477Peptidase C30, domain 3, coronavirusHomologous Superfamily
C, F
IPR043478Non-structural protein NSP3, SUD-N (Mac2) domain superfamily, betacoronavirusHomologous Superfamily
C, F
IPR038400Non-structural protein NSP3, SUD-M domain superfamily, betacoronavirusHomologous Superfamily
C, F
IPR046442NSP1, C-terminal domain, betacoronavirusDomain
C, F
IPR001205RNA-directed RNA polymerase, C-terminal domainDomain
C, F
IPR044401NSP15, NendoU domain, coronavirusDomain
C, F
IPR014822Non-structural protein NSP9, coronavirusDomain
C, F
IPR038030NSP1 globular domain superfamily, betacoronavirusHomologous Superfamily
C, F
IPR021590NSP1, globular domain, betacoronavirusDomain
C, F
IPR044367Non-structural protein 6, betacoronavirusDomain
C, F
IPR037230Non-structural protein NSP8 superfamily, coronavirusHomologous Superfamily
C, F
IPR046440Arterivirus Nsp11 N-terminal/Coronavirus NSP15 middle domainDomain
C, F
IPR032505Non-structural protein NSP4, C-terminal, coronavirusDomain
C, F
IPR046438Nidovirus 2-O-methyltransferaseDomain
C, F
IPR002589Macro domainDomain
C, F
IPR047567Non-structural protein NSP3, group 2-specific marker domain, betacoronavirusDomain
C, F
IPR044371Non-structural protein 3, X-domain-likeDomain
C, F
IPR007094RNA-directed RNA polymerase, catalytic domainDomain
A, D
IPR036179Immunoglobulin-like domain superfamilyHomologous Superfamily
A, D
IPR003597Immunoglobulin C1-setDomain
A, D
IPR011162MHC classes I/II-like antigen recognition proteinHomologous Superfamily
A, D
IPR003006Immunoglobulin/major histocompatibility complex, conserved siteConserved Site
A, D
IPR014745MHC class II, alpha/beta chain, N-terminalHomologous Superfamily
A, D
IPR013783Immunoglobulin-like foldHomologous Superfamily
A, D
IPR007110Immunoglobulin-like domainDomain
A, D
IPR001003MHC class II, alpha chain, N-terminalDomain

Pharos: Disease Associations Pharos Homepage Annotation

ChainsDrug Target  Associated Disease
A, D
PharosP01903