Structure of PDB 4chu Chain B

Receptor sequence

>4chuB (length=127) Species: 83333 (Escherichia coli K-12) [Search protein sequence]

GRLTSKGRYAVTAMLDVALNSEAGPVPLADISERQGISLSYLEQLFSRLR
KNGLVSSVRGPGGGYLLGKDASSIAVGEVISAVDQGKGGSQGGDKSLTHA
LWRDLSDRLTGFLNNITLGELVNNQEV

3D structure

PDB

4chu The Unique Regulation of Iron-Sulfur Cluster Biogenesis in a Gram-Positive Bacterium.

Chain

Resolution

2.489 Å

3D
structure

Enzymatic activity

Enzyme Commision number

Interaction with ligand

Site #	Ligand	Ligand chain	Binding residues on receptor (original residue number in PDB)	Binding residues on receptor (residue number reindexed from 1)	Binding affinity
BS01	dna	B	P27 L28 E43 R50 S57 R59 G60 G64 Y65	P27 L28 E43 R50 S57 R59 G60 G64 Y65	PDBbind-CN: Kd=180nM
BS02	dna	B	S5 K6 Y9 S38 S40 Y41 Q44 R59 G60 P61	S5 K6 Y9 S38 S40 Y41 Q44 R59 G60 P61	PDBbind-CN: Kd=180nM

Gene Ontology

	Molecular Function
GO:0003677	DNA binding
GO:0003690	double-stranded DNA binding
GO:0003700	DNA-binding transcription factor activity
GO:0005506	iron ion binding
GO:0046872	metal ion binding
GO:0051537	2 iron, 2 sulfur cluster binding

	Biological Process
GO:0006355	regulation of DNA-templated transcription

	Cellular Component
GO:0005829	cytosol

External links