6LBH | pdb_00006lbh

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	MgtE membrane domain-like	8003833	3000124	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	MgtE membrane domain-like	8003833	3000124	SCOP2B (2022-06-29)

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	Ribosomal_S24e	e6lbhA1	A: a/b three-layered sandwiches	X: CNF1/YfiH-like putative cysteine hydrolases	H: Bromodomain	T: Bromodomain	F: Ribosomal_S24e	ECOD (v294.1)
B	Omp85	e6lbhB1	A: a/b three-layered sandwiches	X: CNF1/YfiH-like putative cysteine hydrolases	H: Bromodomain	T: Bromodomain	F: Omp85	ECOD (v294.1)
C [auth D]	Ribosomal_S24e	e6lbhD1	A: a/b three-layered sandwiches	X: CNF1/YfiH-like putative cysteine hydrolases	H: Bromodomain	T: Bromodomain	F: Ribosomal_S24e	ECOD (v294.1)
E [auth F]	Omp85	e6lbhF1	A: a/b three-layered sandwiches	X: CNF1/YfiH-like putative cysteine hydrolases	H: Bromodomain	T: Bromodomain	F: Omp85	ECOD (v294.1)
D [auth C]	Ribosomal_S24e	e6lbhC1	A: a/b three-layered sandwiches	X: CNF1/YfiH-like putative cysteine hydrolases	H: Bromodomain	T: Bromodomain	F: Ribosomal_S24e	ECOD (v294.1)
F [auth E]	Omp85	e6lbhE1	A: a/b three-layered sandwiches	X: CNF1/YfiH-like putative cysteine hydrolases	H: Bromodomain	T: Bromodomain	F: Omp85	ECOD (v294.1)

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
C [auth D]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
E [auth F]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
D [auth C]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
F [auth E]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
C [auth D], E [auth F]	Light Chain	IGKV1	Kappa	magnesium transporter mgte	SAbDab (2026-04-10)
D [auth C], F [auth E]	Heavy Chain	IGHV1	-	magnesium transporter mgte	SAbDab (2026-04-10)

Chains	Accession	Name	Description	Comments	Source
A, B	PF01769	Divalent cation transporter (MgtE)	Divalent cation transporter	-	Family

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Magnesium transporter MgtE	cation binding magnesium ion binding ion binding binding metal ion binding small molecule binding identical protein binding protein binding protein homodimerization activity protein dimerization activity monoatomic cation transmembrane transporter activity magnesium ion transmembrane transporter activity monoatomic ion transmembrane transporter activity transporter activity cation binding magnesium ion binding ion binding binding metal ion binding small molecule binding identical protein binding protein binding protein homodimerization activity protein dimerization activity monoatomic cation transmembrane transporter activity magnesium ion transmembrane transporter activity monoatomic ion transmembrane transporter activity transporter activity metal ion transmembrane transporter activity transmembrane transporter activity	localization transport magnesium ion transport monoatomic ion transport monoatomic cation transport establishment of localization metal ion transport	cell periphery cellular anatomical structure plasma membrane membrane
C [auth D], E [auth F]	Fab light chain	-	-	-
D [auth C], F [auth E]	Fab heavy chain	-	-	-

Chains	Accession	Name	Type
A, B	IPR046342	CBS domain superfamily	Homologous Superfamily
A, B	IPR006668	Magnesium transporter, MgtE intracellular domain	Domain
A, B	IPR038076	MgtE, N-terminal domain superfamily	Homologous Superfamily
A, B	IPR000644	CBS domain	Domain
A, B	IPR036739	SLC41A/MgtE divalent cation transporters, integral membrane domain superfamily	Homologous Superfamily
A, B	IPR006667	SLC41A/MgtE, integral membrane domain	Domain
A, B	IPR006669	Magnesium transporter MgtE	Family

Chains	External Link	Type	Class	Superfamily	Family
A, B	OPM	Transmembrane	Alpha-helical polytopic	Magnesium ion transporter-E (MgtE)	Magnesium ion transporter-E (MgtE)

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

Chains	Resource Link	Group	Subgroup	Protein
A, B	mpstruc	TRANSMEMBRANE PROTEINS: ALPHA-HELICAL	Channels: Other Ion Channels	MgtE Mg²⁺ Transporter, Mg²⁺ free

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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