3EFM | pdb_00003efm

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d3efma_	Membrane and cell surface proteins and peptides	Transmembrane beta-barrels	Porins	automated matches	automated matches	(Bordetella pertussis ) [TaxId: 520 ],	SCOPe (2.08)

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	Ligand-gated protein channel	8073109	4003084	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Porins	8073110	3000224	SCOP2 (2022-06-29)

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	TonB_dep_Rec_1	e3efmA1	A: beta barrels	X: Outer membrane meander beta-barrels	H: Porins	T: Ligand-gated protein channel	F: TonB_dep_Rec_1	ECOD (1.6)
A	Plug	e3efmA2	A: a+b complex topology	X: N0 domain in phage tail proteins and secretins-like	H: TonB-dependent receptor plug domain (From Topology)	T: TonB-dependent receptor plug domain	F: Plug	ECOD (1.6)

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	2.170.130.10	Mainly Beta	Beta Complex	Ferric Hydroxamate Uptake Protein	Chain A, domain 1	CATH (4.2.0)
A	2.40.170.20	Mainly Beta	Beta Barrel	Maltoporin	Chain A	CATH (4.2.0)

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Ferric alcaligin siderophore receptor	molecular transducer activity signaling receptor activity siderophore-iron transmembrane transporter activity iron chelate transmembrane transporter activity siderophore uptake transmembrane transporter activity transporter activity transmembrane transporter activity	siderophore transport localization transport iron ion transport transition metal ion transport monoatomic ion transport monoatomic cation transport establishment of localization metal ion transport iron coordination entity transport	cell periphery cell outer membrane cellular anatomical structure external encapsulating structure membrane cell envelope outer membrane

Chains	Accession	Name	Type
A	IPR039426	TonB-dependent receptor-like	Family
A	IPR037066	TonB-dependent receptor, plug domain superfamily	Homologous Superfamily
A	IPR010105	TonB-dependent siderophore receptor	Family
A	IPR036942	TonB-dependent receptor-like, beta-barrel domain superfamily	Homologous Superfamily
A	IPR000531	TonB-dependent receptor-like, beta-barrel	Domain
A	IPR012910	TonB-dependent receptor, plug domain	Domain

Chains	External Link	Type	Class	Superfamily	Family
A	OPM	Transmembrane	Beta-barrel transmembrane	Ligand-gated protein channels (n=22,S=24)	Outer Membrane Receptor (OMR)

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

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

Chains	Resource Link	Group	Subgroup	Protein
A	mpstruc	TRANSMEMBRANE PROTEINS: BETA-BARREL	Beta-Barrel Membrane Proteins: Monomeric/Dimeric	FauA alcaligin outer membrane transporter

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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