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BioLiP

Structure of PDB 1zg5 Chain E Binding Site BS01

Receptor Information

>1zg5 Chain E (length=67) Species: 562 (Escherichia coli) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]

ERDVNQLTPRERDILKLIAQGLPNKMIARRLDITESTVKVHVKHMLKKMK
LKSRVEAAVWVHQERIF

Ligand information

>1zg5 Chain G (length=20) [Search DNA sequence] [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]

cgtacccctataggggtacg

Receptor-Ligand Complex Structure

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Structure summary

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PDB	1zg5 Primary and Secondary Modes of DNA Recognition by the NarL Two-Component Response Regulator.
Resolution	2.3 Å
Binding residue (original residue number in PDB)	P172 N173 K188 K192 S202 R203
Binding residue (residue number reindexed from 1)	P23 N24 K39 K43 S53 R54
Binding affinity	PDBbind-CN: Kd=0.38uM

Enzymatic activity

Enzyme Commision number

Gene Ontology

	Molecular Function
GO:0003677	DNA binding

	Biological Process
GO:0006355	regulation of DNA-templated transcription

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Molecular Function

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Biological Process

External links

PDB	RCSB:1zg5, PDBe:1zg5, PDBj:1zg5
PDBsum	1zg5
PubMed	16262254
UniProt	P0AF28\|NARL_ECOLI Nitrate/nitrite response regulator protein NarL (Gene Name=narL)

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