Structure of PDB 1r22 Chain B

Receptor sequence
>1r22B (length=97) Species: 1140 (Synechococcus elongatus PCC 7942 = FACHB-805) [Search protein sequence]
QAIAPEVAQSLAEFFAVLADPNRLRLLSLLARSELSVGDLAQAIGVSESA
VSHQLRSLRNLRLVSYRKQGRHVYYQLQDHHIVALYQNALDHLQESR
3D structure
PDB1r22 A metal-ligand-mediated intersubunit allosteric switch in related SmtB/ArsR zinc sensor proteins.
ChainB
Resolution2.3 Å
3D
structure
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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 ZN B D104 H106 D79 H81
BS02 ZN B H117 E120 H92 E95
Gene Ontology
Molecular Function
GO:0003677 DNA binding
GO:0003700 DNA-binding transcription factor activity
GO:0046872 metal ion 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:1r22, PDBe:1r22, PDBj:1r22
PDBsum1r22
PubMed14568530
UniProtP30340|SMTB_SYNE7 Transcriptional repressor SmtB (Gene Name=smtB)

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