Table 4 Summary and comparison of putative genes related to metal resistance in four pseudomonad PGPR genomes

Gene

Product name

GP72 ORF ID MOK_0

Pf-5 ORF ID PFL_

M18 ORF ID PAM18_

A1501 ORF ID PST_

Copper resistance

copG

predicted metal-binding protein

0288

2891

4821

3385

copD

putative copper export protein

0289

- ^b

-

-

copC

uncharacterized protein, homolog of Cu resistance protein CopC

0290

-

-

-

copB

uncharacterized protein involved in copper resistance

0291

2892

2980

3381

copA

copper-resistance protein, CopA family

0292

2893

2979

3383

-

uncharacterized copper-binding protein

3441

1966

2156

-

copR

heavy metal response regulator

3442

1965

2154

2712

copS

heavy metal sensor kinase[EC:2.7.13.3]

3443

1964

2153

-

copC

uncharacterized protein, homolog of Cu resistance protein CopC

3597

2543

-

-

copD

putative copper export protein

3598

2542

-

-

cueO

putative multicopper oxidases

0816

4929

1176

3006

cueR

Cu(I)-responsive transcriptional regulator

4686

0709

4886

3614

copA

copper-(or silver)-translocating P-type ATPase[EC:3.6.3.4]

4687

0710

1020

3613

copZ

copper chaperone

4689

0712

1410

-

Copper/silver resistance

cusR

two-component system, OmpR family, copper resistance phosphate regulon response regulator CusR

0912

5050

3694

-

cusS

two-component system, OmpR family, heavy metal sensor histidine kinase CusS [EC:2.7.13.3]

0913

5051

-

-

cusC

heavy metal RND efflux outer membrane protein, CzcC family

0016

-

-

-

cusB

heavy metal RND efflux outer membrane protein, CzcC family

0017

-

-

-

cusB

Cu(I)/Ag(I) efflux system membrane protein CusB

0018

-

-

2082

cusA

Cu(I)/Ag(I) efflux system membrane protein CusA

0019

-

-

2083

cusF

Cu(I)/Ag(I) efflux system periplasmic protein CusF

0020

-

-

-

Arsenic resistance

arsR

predicted transcriptional regulators

0160

-

2763

2096

arsB

arsenical pump membrane protein

0161

2185

2762

-

arsC-2

arsenate reductase

5909

2184

2761

-

arsH

arsenical resistance protein ArsH

5910

2183

2760

2097

arsC-1

arsenate reductase (glutaredoxin)[EC:1.20.4.1]

5052

4456

4088

2824

Cobalt/zinc/cadmium resistance

czcA

heavy metal efflux pump (cobalt-zinc-cadmium)

1084

5218

2519

3425

czcB

RND family efflux transporter, MFP subunit

1085

5219

2518

-

czcC

outer membrane protein

1086

5220

-

-

czcR

heavy metal response regulator

1087

5221

2516

3421

czcD

cation diffusion facilitator family transporter

1088

5222

0397

-

Chromate resistance

chrA

chromate transporter, chromate ion transporter (CHR) family

0320

3149

4378

-

chrB

uncharacterized conserved protein

4261

-

-

2920

chrA

chromate transporter, chromate ion transporter (CHR) family

4262

-

-

2921