Table 2 Bacterial strains and plasmids used in this study.

From: A TonB-dependent receptor regulates antifungal HSAF biosynthesis in Lysobacter

Strains and plasmids

Properties or characteristics a

Source

Lysobacter enzymogenes

 OH11

The wild-type strain, KmR

CGMCC No. 1978

 OH11(pBBR)

OH11 harboring plasmid pBBR1-MCS5, GmR, KmR

29

 OH11(lesR)

OH11 harboring plasmid pBBR-lesR, GmR, KmR

29

 ΔTBDR1

TBDR1 in-frame deletion mutant of strain OH11, KmR

This study

 ΔTBDR2

TBDR2 in-frame deletion mutant of strain OH11, KmR

This study

 ΔTBDR4

TBDR4 in-frame deletion mutant of strain OH11, KmR

This study

 ΔTBDR7

TBDR7 in-frame deletion mutant of strain OH11, KmR

This study

 ΔTBDR8

TBDR8 in-frame deletion mutant of strain OH11, KmR

This study

 ΔTBDR9

TBDR9 in-frame deletion mutant of strain OH11, KmR

This study

 ΔTBDR1&7

A double in-frame mutation in TBDR1 and TBDR, KmR

This study

 ΔtonB

tonB in-frame deletion mutant of strain OH11, KmR

This study

 ΔTBDR7(TBDR7)

ΔTBDR7 harboring plasmid pBBR-TBDR7, GmR, KmR

This study

 ΔTBDR7(pBBR)

ΔTBDR7 harboring plasmid pBBR-MCS5, GmR, KmR

This study

 ΔTBDR7(TBDR7-V74A)

ΔTBDR7 harboring plasmid pBBR-TBDR7, GmR, KmR

This study

Escherichia coli

 DH5a

F−, φ80dlacZ∆M15, ∆(lacZYA-argF)U169, deoR, recA1, endA1, hsdR17(rk−,mk+), phoA, supE44, λ−, thi-1, gyrA96

Lab collection

Plasmids

 pEX18GM

Suicide vector with a sacB gene, GmR

42

 pBBR1-MCS5

Broad-host-range vector with a Plac promoter, GmR

43

 pBBR-lesR

pBBR1-MCS5 cloned with a 1525-bp fragment containing the coding region of lesR and its predicted promoter region

29

 pEX18-TBDR1

KmR, pEX18GM with two TBDR1 flanking fragments

This study

 pEX18-TBDR2

KmR, pEX18GMwith two TBDR2 flanking fragments

This study

 pEX18-TBDR4

KmR, pEX18GM with two TBDR4 flanking fragments

This study

 pEX18-TBDR7

KmR, pEX18GM with two TBDR7 flanking fragments

This study

 pEX18-TBDR8

KmR, pEX18GM with twoTBDR8 flanking fragments

This study

 pEX18-TBDR9

KmR, pEX18GM with twoTBDR9 flanking fragments

This study

 pEX18-tonB

KmR, pEX18GM with twoTonB flanking fragments

This study

 pBBR-TBDR7

pBBR1-MCS5 cloned with a 3266-bp fragment containing the coding region of TBDR7 and its predicted promoter

This study

 pBBR-TBDR7(V74A)

pBBR-TBDR7, where the amino acid V74 within the TonB-box region was substituted by A74

This study

  1. aKmR and GmR = Kanamycin-, Gentamicin-, respectively.