Table of organisms with homologues of the luxI and luxR genes from Vibrio fischeri. Swissprot links were provided by Karine Michoud, Swiss Institute of Bioinformatics (ISB-SIB).

Bacterium

LuxR/I homologues with links to Swissprot

GenBank Accsession Number

Major AHL

Phenotype

Reference

Aeromonas hydrophila

AhyR, AhyI

C4-HSL

Extracellular protease, biofilm formation

Swift et al 1997, 1999b,c, Lynch et al 1999

Aeromonas salmonicida

AsaR, AsaI

C4-HSL

Extracellular protease

Swift et al 1997

Agrobacterium tumefaciens

TraR, TraI

3-oxo-C8-HSL

Conjugation

Fuqua et al 1994, Piper et al 1999,

Burkholderia cepacia

CepR, CepI

C8-HSL

Protease, siderophore

Lewenza et al 1999

Chromobacterium violaceum

CviR, CviI

no link available

C6-HSL

Antibiotics, violacein, exoenzymes, cyanide

McClean et al 1997Chernin et al 1998

Enterobacter agglomerans

EagR, EagI

3-oxo-C6-HSL

Unknown

Swift et al 1993

Erwinia carotovora

Subsp carotovora

CarR, ExpR

ExpI (CarI)

3-oxo-C6-HSL

Carbapenem antibiotic, exoenzymes

Bainton et al 1992, Swift et al 1993, Pirhonen et al 1993

Erwinia chrysanthemi

ExpR, ExpI (EchR, EchI)

3-oxo-C6-HSL

Pectinases

Nasser et al 1998

Escherichia coli

SdiA

Unknown

Cell division

Sitnikov et al 1996

Nitrosomas europaea

Unknown

-

3-oxo-C6-HSL

Emergence from lag phase

Batchelor et al 1997

Obesumbacterium proteus

OprR, OprI

no link available

3-oxo-C6-HSL

Unknown

Swift et al 1999

Pantoea stewartii

EsaR, EsaI

3-oxo-C6-HSL

Exopolysaccharide

Beck von Bodman & Farrand 1995

Pseudomonas aeruginosa

LasR, LasI

3-oxo-C12-HSL

Exoenzymes, Xcp, biofilm formation, RhlR, cell-cell spacing.

Chapon-Hervé et al 1997, Gambello  & Iglewski 1991, Passador et al 1993, Glessner et al 1999

 

RhlR, RhlI (VsmR, VsmI)

C4-HSL

Exoenzymes, cyanide, RpoS, lectins, pyocyanin, rhamnolipid, type 4 pili.

Latifi et al 1995, 1996, Winson et al 1995Pearson et al 1997, Glessner et al 1999.

Pseudomonas aureofaciens

PhzR, PhzI

C6-HSL

Phenazine antibiotic

Pierson et al 1994, Wood et al 1997

Pseudomonas fluorescens

PhzR, PhzI

Unknown

Phenazine antibiotic

Shaw et al 1997

Pseudomonas syringae

pv. tabaci

PsyR, PsyI

Unknown

Unknown

Swift et al 1999

Ralstonia solanacearum

SolR, SolI

C8-HSL

Unknown

Flavier et al 1997

Rhizobium etli

RaiR, RaiI

Unknown

Restriction of nodule number

Gray et al 1996, Rosemeyer et al 1998

Rhizobium leguminosarum

RhiR

3-hydroxy-7-cis-C14-HSL

Nodulation, bacteriocin, stationary phase survival

Gray 1997, Rodelas et al 1999, Thorne and Williams 1999

Rhodobacter sphaeroides

CerR, CerI

7-cis-C14-HSL

Community escape

Puskas et al 1997

Serratia liquefaciens

SwrR, SwrI

C4-HSL

Swarming,  protease

Eberl et al 1996, Givskov et al 1997

Lindum et al 1998

Vibrio anguillarum

VanR, VanI

3-oxo-C10-HSL

Unknown

Milton et al 1997

Vibrio fischeri
3-oxo-C6-HSL
Bioluminescence
 

Xenorhabdus nematophilus

Unknown

-

3-hydroxy-C4-HSL or an agonist

Virulence, bacterial lipase

Dunphy et al 1997

Yersinia enterocolitica

YenR, YenI

C6-HSL

Unknown

Throup et al 1995

Yersinia pestis

YpeR, YpeI

Unknown

Unknown

Swift et al 1999a,b

Yersinia

pseudotuberculosis

YpsR, YpsI

 

3-oxo-C6-HSL

Motility, clumping

Atkinson et al 1999

 

YtbR, YtbI

C8-HSL

Unknown

Atkinson et al 1999

Yersinia ruckeri

YukR, YukI

Unknown

Unknown

Atkinson et al 1999