6XW4 | pdb_00006xw4

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
Protein Family 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)
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)
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)
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)
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)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
D	V-set_8	e6xw4D1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: V-set_8	ECOD (1.6)
C	V-set_8	e6xw4C1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: V-set_8	ECOD (1.6)
B	Calici_coat_C_C	e6xw4B1	A: beta sandwiches	X: jelly-roll	H: Nucleoplasmin-like/VP (viral coat and capsid proteins) (From Topology)	T: Nucleoplasmin-like/VP (viral coat and capsid proteins)	F: Calici_coat_C_C	ECOD (1.6)
A	Calici_coat_C_C	e6xw4A1	A: beta sandwiches	X: jelly-roll	H: Nucleoplasmin-like/VP (viral coat and capsid proteins) (From Topology)	T: Nucleoplasmin-like/VP (viral coat and capsid proteins)	F: Calici_coat_C_C	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
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)
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)

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 (2025-10-17)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF08435	Calicivirus coat protein C-terminal (Calici_coat_C)	Calicivirus coat protein C-terminal	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

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

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

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.