Annotations: 5KIP

Asymmetric unit for the coat proteins of phage Qbeta

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	RNA bacteriophage capsid protein	8035305	3001853	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	RNA bacteriophage capsid protein	8035305	3001853	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	RNA bacteriophage capsid protein	8035305	3001853	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	Ribosomal_L5,Ribosomal_L5_C	e5kipA1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: Alanine racemase-C	F: Ribosomal_L5,Ribosomal_L5_C	ECOD (v294.2)
C	Ribosomal_L5,Ribosomal_L5_C	e5kipC1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: Alanine racemase-C	F: Ribosomal_L5,Ribosomal_L5_C	ECOD (v294.2)
B	Ribosomal_L5,Ribosomal_L5_C	e5kipB1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: Alanine racemase-C	F: Ribosomal_L5,Ribosomal_L5_C	ECOD (v294.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.30.380.10	Alpha Beta	2-Layer Sandwich	MS2 Viral Coat Protein	MS2 Viral Coat Protein	CATH (4.3.0)
C	3.30.380.10	Alpha Beta	2-Layer Sandwich	MS2 Viral Coat Protein	MS2 Viral Coat Protein	CATH (4.3.0)
B	3.30.380.10	Alpha Beta	2-Layer Sandwich	MS2 Viral Coat Protein	MS2 Viral Coat Protein	CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C	Coat protein	structural molecule activity translation regulator activity translation repressor activity RNA binding binding nucleic acid binding	-	viral capsid T=3 icosahedral viral capsid icosahedral viral capsid virion component

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C	IPR002703	Levivirus coat protein	Family
A, B, C	IPR015954	Bacteriophage RNA-type, capsid	Homologous Superfamily

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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.