4TKR | pdb_00004tkr

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2B Superfamily	Gx transporter-like	8054030	3002268	SCOP2B (2022-06-29)
A	SCOP2 Family	ThiA-like	8045014	4004255	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Gx transporter-like	8054030	3002268	SCOP2 (2022-06-29)

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B	Ribosomal_L18_c,Ribosomal_L5e	e4tkrB1	A: a/b three-layered sandwiches	X: Outer membrane meander beta-barrels	H: Porins	T: Porin	F: Ribosomal_L18_c,Ribosomal_L5e	ECOD (v294.1)
A	Ribosomal_L18_c,Ribosomal_L5e	e4tkrA1	A: a/b three-layered sandwiches	X: Outer membrane meander beta-barrels	H: Porins	T: Porin	F: Ribosomal_L18_c,Ribosomal_L5e	ECOD (v294.1)

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

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Thiamine transporter thia	thiamine transmembrane transporter activity azole transmembrane transporter activity sulfur compound transmembrane transporter activity vitamin transmembrane transporter activity transporter activity transmembrane transporter activity	-	cell periphery cellular anatomical structure plasma membrane membrane

Chains	Accession	Name	Type
A, B	IPR012651	Thiamine transporter ThiT	Family

Chains	External Link	Type	Class	Superfamily	Family
A, B	OPM	Transmembrane	Alpha-helical polytopic	Energy-coupling factor transporters	S component of vitamin uptake transporter

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

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

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.

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