CATH Domain 3rgnA02

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CATH Classification

Level	CATH Code	Description
	2	Mainly Beta
	2.40	Beta Barrel
	2.40.170	Maltoporin; Chain A
	2.40.170.20	TonB-dependent receptor, beta-barrel domain

Domain Context

CATH Clusters

Superfamily	TonB-dependent receptor, beta-barrel domain
Functional Family	Vitamin B12 transporter BtuB

Enzyme Information

UniProtKB Entries (1)

BTUB_ECOLI

Escherichia coli K-12

Vitamin B12 transporter BtuB

PDB Structure

PDB	3RGN
External Links	PDBSum Proteopedia
Method	X-RAY DIFFRACTION
Organism
Primary Citation	Molecular Origin of Electron Paramagnetic Resonance Line Shapes on β-Barrel Membrane Proteins: The Local Solvation Environment Modulates Spin-Label Configuration Freed, D.M., Khan, A.K., Horanyi, P.S., Cafiso, D.S. Biochemistry