Annotations: 6XW4

Crystal structure of murine norovirus P domain in complex with Nanobody NB-5867

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
SAbDab Antibody Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d6xw4a_	All beta proteins	Nucleoplasmin-like/VP (viral coat and capsid proteins)	Positive stranded ssRNA viruses	automated matches	automated matches	(Murine norovirus 1 ) [TaxId: 223997 ],	SCOPe (2.08)
B	d6xw4b_	All beta proteins	Nucleoplasmin-like/VP (viral coat and capsid proteins)	Positive stranded ssRNA viruses	automated matches	automated matches	(Murine norovirus 1 ) [TaxId: 223997 ],	SCOPe (2.08)
C	d6xw4c1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	V set domains (antibody variable domain-like)	automated matches	alpaca (Vicugna pacos ) [TaxId: 30538 ],	SCOPe (2.08)
C	d6xw4c3	Artifacts	Tags	Tags	Tags	C-terminal Tags	alpaca (Vicugna pacos ) [TaxId: 30538 ],	SCOPe (2.08)
C	d6xw4c2	Artifacts	Tags	Tags	Tags	N-terminal Tags	alpaca (Vicugna pacos ) [TaxId: 30538 ],	SCOPe (2.08)
D	d6xw4d1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	V set domains (antibody variable domain-like)	automated matches	alpaca (Vicugna pacos ) [TaxId: 30538 ],	SCOPe (2.08)
D	d6xw4d3	Artifacts	Tags	Tags	Tags	C-terminal Tags	alpaca (Vicugna pacos ) [TaxId: 30538 ],	SCOPe (2.08)
D	d6xw4d2	Artifacts	Tags	Tags	Tags	N-terminal Tags	alpaca (Vicugna pacos ) [TaxId: 30538 ],	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	Cation_ATPase	e6xw4A1	A: alpha arrays	X: putative RnfG subunit of electron transport complex	H: putative RnfG subunit of electron transport complex	T: Aspartate/ornithine carbamoyltransferase	F: Cation_ATPase	ECOD (v295.2)
B	Cation_ATPase	e6xw4B1	A: alpha arrays	X: putative RnfG subunit of electron transport complex	H: putative RnfG subunit of electron transport complex	T: Aspartate/ornithine carbamoyltransferase	F: Cation_ATPase	ECOD (v295.2)
C	Cation_ATPase	e6xw4C1	A: alpha arrays	X: putative RnfG subunit of electron transport complex	H: putative RnfG subunit of electron transport complex	T: Aspartate/ornithine carbamoyltransferase	F: Cation_ATPase	ECOD (v295.2)
D	Cation_ATPase	e6xw4D1	A: alpha arrays	X: putative RnfG subunit of electron transport complex	H: putative RnfG subunit of electron transport complex	T: Aspartate/ornithine carbamoyltransferase	F: Cation_ATPase	ECOD (v295.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	2.40.510.10	Mainly Beta	Beta Barrel	Nucleoplasmin-like/VP (viral coat and capsid proteins)	Positive stranded ssRNA viruses	CATH (utative)
A	2.40.30.120	Mainly Beta	Beta Barrel	Elongation Factor Tu (Ef-tu)	domain 3	CATH (utative)
B	2.40.510.10	Mainly Beta	Beta Barrel	Nucleoplasmin-like/VP (viral coat and capsid proteins)	Positive stranded ssRNA viruses	CATH (utative)
B	2.40.30.120	Mainly Beta	Beta Barrel	Elongation Factor Tu (Ef-tu)	domain 3	CATH (utative)

SAbDab Antibody Annotation SAbDab Database Homepage

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
C, D	Heavy Chain	IGHV1	-	capsid protein	SAbDab (2026-09-18)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Capsid protein	-	-	host cellular component host intracellular part cellular anatomical structure host cell cytoplasm host cell part host intracellular region other organism part
C, D	Nanobody NB-5867	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR029053	Viral coat protein subunit	Homologous Superfamily
A, B	IPR004005	Calicivirus coat protein	Domain
A, B	IPR013643	Calicivirus coat protein C-terminal	Domain
A, B	IPR033703	Picornavirus/Calicivirus coat protein	Domain

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