Table 3

Candidate Host-association and virulence factors*

WH6 Gene (PFWH6_)

Host-association or virulence factor

Reported function

Reference


0718-0737

T3SS-encoding region

Host-association; secretion apparatus

[15,84]


5796-5812

T6SS-1-encoding region

Host-association; secretion apparatus

[68,69,73]


3251-3270

T6SS-2-encoding region

Host-association; secretion apparatus

[68,69]


0824-0827

Betaine/choline uptake

Osmoprotection

[85]


5455 & 0252

BCCT Transporter

Choline transport

[86]


5456-5458

Choline to Betaine

Choline to Betaine conversion

[7]


1723 & 2895

aprA^

Alkaline protease A; Insecticidal toxin

[87]


4097/98, 4099, 4100

tca-d

Insecticidal toxin

[88]


5264, 5082, 3503 & 0070

katA

Catalase A; H2O2 protection

[89]


0985 - 0996

Synthesis of Alginate

Exopolysaccharide

[90]


2199

Synthesis of Levansucrase^

Exopolysaccharide

[91,92]


4225

marR

Transcriptional regulator virulence factors

[93]


3833 - 3843

T2SS-encoding region

Secretion apparatus

[94]


0699

plc lipase

Phospholipase C; virulence factor

[95]


0396 - 0398

*TAT-encoding region

Secretion apparatus

[96,97]


4428, 2727, 0116-0120

Synthesis of mangotoxin

Antimetabolite toxin

[98]


2331-2334

Synthesis of hydrogen cyanide

Inhibitor of cytochrome c oxidase

[25]


*Table derived from [44]; candidates were identified using BLASTP (e-value 1 × 10-7). There are 43 WH6 proteins with homology to candidate TAT-secreted proteins of P. syringae pv tomato DC3000 [96,97]; ^no orthologs were detected in genomes of other P. fluorescens.

Kimbrel et al. BMC Genomics 2010 11:522   doi:10.1186/1471-2164-11-522

Open Data