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Structure of PDB 1bdv Chain C

Receptor sequence

>1bdvC (length=43) Species: 10754 (Lederbergvirus P22)

MPQVNLRWPREVLDLVRKVAEENGRSVNSEIYQRVMESFKKEG

3D structure

• PDB: 1bdv Origins of DNA-binding specificity: role of protein contacts with the DNA backbone.
• Chain: C
• Resolution: 2.8 Å

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	C	Q9 N11	Q3 N5	PDBbind-CN: Kd=17nM
BS02	dna	C	N11 R23 S32 V33	N5 R17 S26 V27	PDBbind-CN: Kd=17nM

Gene Ontology

Molecular Function

• GO:0003677 DNA binding

Biological Process

• GO:0006355 regulation of DNA-templated transcription

External links

• PDB: RCSB:1bdv, PDBe:1bdv, PDBj:1bdv
• PDBsum: 1bdv
• PubMed: 9927650
• UniProt: P03050|RARC_BPP22 Transcriptional repressor arc (Gene Name=arc)

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