Structure of PDB 1exj Chain A Binding Site BS02

Receptor Information

>1exj Chain A (length=275) Species: 1423 (Bacillus subtilis) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]

ESYYSIGEVSKLANVSIKALRYYDKIDLFKPAYVDPDTSYRYYTDSQLIH
LDLIKSLKYIGTPLEEMKKAQDLEMEELFAFYTEQERQIREKLDFLSALE
QTISLVKKRMKRQMEYPALGEVFVLDEEEIRIIQTEAEGIGPENVLNASY
SKLKKFIESADGFTNNSYGATFSFQPYTSIDEMTYRHIFTPVLTNKQISS
ITPDMEITTIPKGRYACIAYNFSPEHYFLNLQKLIKYIADRQLTVVSDVY
ELIIPIHYSPKKQEEYRVEMKIRIA

Ligand information

Ligand ID

P4P

InChI

InChI=1S/C24H20P/c1-5-13-21(14-6-1)25(22-15-7-2-8-16-22,23-17-9-3-10-18-23)24-19-11-4-12-20-24/h1-20H/q+1

InChIKey

USFPINLPPFWTJW-UHFFFAOYSA-N

SMILES

Software	SMILES
CACTVS 3.341 OpenEye OEToolkits 1.5.0	c1ccc(cc1)[P+](c2ccccc2)(c3ccccc3)c4ccccc4
ACDLabs 10.04	c1c(cccc1)[P+](c2ccccc2)(c3ccccc3)c4ccccc4

Formula

C24 H20 P

Name

TETRAPHENYLPHOSPHONIUM

PDB chain

1exj Chain A Residue 502 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]

Receptor-Ligand Complex Structure

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Structure summary

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PDB	1exj Crystal structure of the transcription activator BmrR bound to DNA and a drug.
Resolution	3.0 Å
Binding residue (original residue number in PDB)	Y5 Y35 Y44
Binding residue (residue number reindexed from 1)	Y3 Y33 Y42
Annotation score	1

Enzymatic activity

Enzyme Commision number

Gene Ontology

	Molecular Function
GO:0003677	DNA binding
GO:0003700	DNA-binding transcription factor activity

	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:1exj, PDBe:1exj, PDBj:1exj
PDBsum	1exj
PubMed	11201751
UniProt	P39075\|BMRR_BACSU Multidrug-efflux transporter 1 regulator (Gene Name=bmrR)

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