CATH Domain 1qp7A01

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CATH Classification

Level	CATH Code	Description
	1	Mainly Alpha
	1.10	Orthogonal Bundle
	1.10.260	434 Repressor (Amino-terminal Domain)
	1.10.260.40	lambda repressor-like DNA-binding domains

Domain Context

CATH Clusters

Superfamily	lambda repressor-like DNA-binding domains
Functional Family	HTH-type transcriptional repressor PurR

Enzyme Information

UniProtKB Entries (1)

PURR_ECOLI

Escherichia coli K-12

HTH-type transcriptional repressor PurR

PDB Structure

PDB	1QP7
External Links	PDBSum Proteopedia
Method	X-RAY DIFFRACTION
Organism	Escherichia
Primary Citation	The role of lysine 55 in determining the specificity of the purine repressor for its operators through minor groove interactions. Glasfeld, A., Koehler, A.N., Schumacher, M.A., Brennan, R.G. J.Mol.Biol.