3P5N

Structure and mechanism of the S component of a bacterial ECF transporter

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Membrane Protein Annotation: OPM
Membrane Protein Annotation: PDBTM
Membrane Protein Annotation: MemProtMD
Membrane Protein Annotation: mpstruc

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	ECF transporter substrate-specific component-like	8047983	4005895	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Gx transporter-like	8054034	3002268	SCOP2 (2022-06-29)
B	SCOP2B Superfamily	Gx transporter-like	8054034	3002268	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	ECF_trnsprt	e3p5nA1	A: alpha bundles	X: Spectrin repeat-like	H: S-component of energy-coupling factor (ECF) transporters (From Topology)	T: S-component of energy-coupling factor (ECF) transporters	F: ECF_trnsprt	ECOD (1.6)
B	ECF_trnsprt	e3p5nB1	A: alpha bundles	X: Spectrin repeat-like	H: S-component of energy-coupling factor (ECF) transporters (From Topology)	T: S-component of energy-coupling factor (ECF) transporters	F: ECF_trnsprt	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.10.1760.20	Mainly Alpha	Orthogonal Bundle	Arp2/3 complex 21 kDa subunit ARPC3		CATH (4.3.0)
B	1.10.1760.20	Mainly Alpha	Orthogonal Bundle	Arp2/3 complex 21 kDa subunit ARPC3		CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF12822	ECF transporter, substrate-specific component (ECF_trnsprt)	ECF transporter, substrate-specific component	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Riboflavin uptake protein	vitamin transmembrane transporter activity transporter activity riboflavin transmembrane transporter activity transmembrane transporter activity organic anion transmembrane transporter activity	-	cell periphery plasma membrane membrane cellular anatomical entity

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR025720	ECF transporter, Riboflavin transporter RibU	Family
A, B	IPR024529	ECF transporter, substrate-specific component	Family

Membrane Protein Annotation: OPM OPM Database Homepage

Chains	External Link	Type	Class	Superfamily	Family
A, B	OPM				S component of prokaryotic riboflavin transporter

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

Chains	External Link	Comment
A, B	PDBTM	Annotated as membrane protein by PDBTM

Membrane Protein Annotation: MemProtMD MemProtMD Database Homepage

Chains	External Link	Comment
A, B	MemProtMD	Annotated as membrane protein by MemProtMD

Membrane Protein Annotation: mpstruc mpstruc Database Homepage

Chains	Resource Link	Group	Subgroup	Protein
A, B	mpstruc	TRANSMEMBRANE PROTEINS: ALPHA-HELICAL	Energy-Coupling Factor (ECF) Transporters	RibU, S Component of the Riboflavin Transporter

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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 R01GM133198.