Table 1 Details of identified potential functional partners of AtRboh proteins

AtRbohA

1.

ATCDPK1

AT1G18890.1

Calcium Dependent Protein Kinase 1; induced by dehydration and high salt

Q9M9V8^a

545

P

P

0.816

2.

CDPK19

AT5G19450.1

Calcium Dependent Protein Kinase 19

Q42438^a

533

P

P

0.812

3.

CPK1

AT5G04870.1

Calcium Dependent Protein Kinase 1; phosphorylate phenylalanine ammonia lyase (PAL), a key enzyme in pathogen defense

Q06850^a

610

P

P

0.811

4.

CDPK9

AT5G23580.1

Calcium Dependent Protein Kinase 9

Q42396^a

490

P

P

0.808

5.

CPK13

AT3G51850.1

Calcium Dependent Protein Kinase 13

Q8W4I7^a

528

P

P

0.808

6.

ATCDPK2

AT1G35670.1

Calcium Dependent Protein Kinase 2; induced by drought and high-salt stress but not by low-temperature or heat stress; regulate ABA signal transduction

Q39016^a

495

P

P

0.807

7.

CPK26

AT4G38230.1

Calcium Dependent Protein Kinase 26

Q9SZM3^a

340

P

0.8

8.

CPK5

AT4G35310.1

Calcium Dependent Protein Kinase 5

Q38871^a

556

P

0.8

9.

CDPK6

AT4G23650

Calcium Dependent Protein Kinase 6; ABA regulation of guard cell S-type anion-and Ca(2+)-permeable channels and stomatal closure

Q42479^a

529

P

0.8

10.

CPK15

AT4G21940.1

Calcium Dependent Protein Kinase 15

O49717^a

554

P

0.8

AtRbohB

1.

CPK6

AT2G17290.1

Calcium Dependent Protein Kinase 6; ABA regulation of guard cell S-type anion-and Ca(2+)-permeable channels and stomatal closure

Q38872^a

544

P

0.467

2.

ARAC6

AT4G35950.1

Rac-like 6; a member of ROP GTPases gene family-like, GTP binding protein; involved in cell polarity control during the actin-dependent tip growth of pollen tubes

Q9SBJ6^a

197

P

0.44

3.

PGP14

AT1G28010.1

P-GlycoProtein 14; ABC transporter B family member 14

Q9C7F2^a

1247

P

0.408

4.

OST1

AT4G33950.1

Open Stomata 1; regulation of stomatal aperture by ABA and acts upstream of ROS production; regulation of seed germination and root growth; dehydration stress

Q940H6^a

362

P

0.408

5.

AT2G35040

AT2G35040.1

AICARFT/IMPCHase bienzyme family protein; phosphoribosylaminoimidazolecarboxamide formyltransferase activity, IMP cyclohydrolase activity, catalytic activity; response to cold, purine nucleotide biosynthetic process

O64767

596

P

0.408

6.

SDH2-2

AT5G40650.1

One of three isoforms of the iron-sulfur component of the succinate dehydrogenase complex; expressed during germination and post-germinative growth

Q8LB02^a

280

P

0.407

7.

UVH6

AT1G03190.2

UltraViolet Hypersensitive 6 (ATP-dependent DNA repair helicase); may negatively regulate a common response program mediated by UV damage and heat stress, that leads to tissue death and reduced chloroplast function

Q8W4M7^a

758

P

0.406

8.

AT5G09550

AT5G09550.1

RAB GDP-dissociation inhibitor; regulation of GTPase activity, protein transport

Q9LXC0^a

445

P

0.405

AtRbohC

1.

COW1

AT4G34580.1

Can Of Worms1; phosphatidylinositol/phosphatidylcholine transfer protein essential for root hair tip growth

F4JLE5^a

554

P

0.923

2.

RHD4

AT3G51460.1

Root Hair Defective 4; phosphatidylinositol-4-phosphate phosphatase required for root hair development

Q9C5G5^a

597

P

0.919

3.

RHD3

AT3G13870.1

Root Hair Defective 3; required for regulated cell expansion and normal root hair development

P93042^a

802

P

0.919

4.

CSLD3

AT3G03050.1

Cellulose Synthase-Like D3; required for synthesis of a cell wall polysaccharide essential for root hair elongation, but not initiation

Q9M9M4^a

1145

P

0.79

5.

RHD1

AT1G64440.1

Root Hair Defective 1(UDP-glucose 4-epimerase 4); involved in growth and cell wall carbohydrate biosynthesis

Q9C7W7^a

348

P

0.79

6.

SHV2

AT5G49270.1

Shaven 2 (predicted GPI-anchored protein); involved in successfully establishing tip growth in root hairs

Q0WRJ1

663

P

0.788

7.

SHV3

AT4G26690.1

Shaven 3 (glycerophosphoryl diester phosphodiesterase 2); cell wall cellulose accumulation and pectin linking; impacts root hair, trichome and epidermal cell development

Q9SZ11^a

759

P

0.784

8.

ROP2

AT1G20090.1

Rho-related protein Of Plants 2; RAC-like GTP-binding protein; its expression is stimulated by brassinosteroid treatment and inhibit light-induced stomatal opening

Q0WU07

195

P

0.72

9.

LRX1

AT1G12040.1

Leucine-Rich repeat extensin-like protein 1; regulates root hair morphogenesis and elongation

O65375^a

744

P

0.657

10.

MRH2

AT3G54870.1

Morphogenesis of Root Hair 2 (Armadillo repeat-containing kinesin-like protein 1); control root hair tip growth by promoting microtubule depolymerization and limiting the accumulation of endoplasmic microtubules

Q9SV36^a

941

P

0.651

AtRbohD

1.

CPK6

AT2G17290.1

Calcium Dependent Protein Kinase 6; ABA regulation of guard cell S-type anion-and Ca(2+)-permeable channels and stomatal closure

Q38872^a

544

P

P

0.894

2.

ATCDPK1

AT1G18890.1

Calcium Dependent Protein Kinase 1; induced by dehydration and high salt

Q9M9V8^a

545

P

P

P

0.879

3.

CDPK19

AT5G19450.1

Calcium Dependent Protein Kinase 19

Q42438^a

533

P

P

0.873

4.

ATCDPK2

AT1G35670.1

Calcium Dependent Protein Kinase 2; induced by drought and high-salt stress but not by low-temperature or heat stress; regulate ABA signal transduction

Q39016^a

495

P

P

0.873

5.

CPK1

AT5G04870.1

Calcium Dependent Protein Kinase 1; phosphorylate phenylalanine ammonia lyase (PAL), a key enzyme in pathogen defense

Q06850^a

610

P

P

P

0.872

6.

CPK13

AT3G51850.1

Calcium Dependent Protein Kinase 13

Q8W4I7^a

528

P

P

0.865

7.

CDPK9

AT5G23580.1

Calcium Dependent Protein Kinase 9

Q42396^a

490

P

P

0.865

8.

CPK4

AT4G09570.1

Calcium Dependent Protein Kinase 4; phosphorylates ABA-responsive transcription factors ABF1 and ABF4 in vitro

Q38869^a

501

P

P

P

0.841

9..

CDPK6

AT4G23650

Calcium Dependent Protein Kinase 6; ABA regulation of guard cell S-type anion-and Ca(2+)-permeable channels and stomatal closure

Q42479^a

529

P

P

0.83

10.

CPK23

AT4G04740.1

Calcium Dependent Protein Kinase 23; induced by drought and salt stress

Q9M101^a

520

P

P

0.81

AtRbohE

1.

DGL

AT1G05800.1

Dongle (galactolipase); catalyzes the initial step of JA biosynthesis and for the biosynthesis of basal-level endogenous jasmonate in vegetative tissues, regulates leaves growth, but not essential for jasmonate biosynthesis after wounding or upon pathogen infection

Q9MA46^a

471

P

0.436

2.

CYP707A4

AT3G19270.1

Abscisic acid 8'-hydroxylase 4; involved in ABA catabolism

Q9LJK2^a

468

P

0.409

3.

ATEXPA2

AT5G05290.1

Expansin-A2; causes loosening and extension of plant cell walls by disrupting non-covalent bonding between cellulose microfibrils and matrix glucans

Q38866^a

255

P

0.408

4.

AT1G17680

AT1G17680.2

Transcription factor-related (putative uncharacterized protein)

Q56YL8

896

P

0.408

5.

AT2G35040

AT2G35040.1

AICARFT/IMPCHase bienzyme family protein; phosphoribosylaminoimidazolecarboxamide formyltransferase activity, IMP cyclohydrolase activity, catalytic activity; response to cold, purine nucleotide biosynthetic process

O64767

596

P

0.408

6.

GA20OX3

AT5G07200.1

Gibberellin 20 oxidase 3 (YAP169); biosynthesis of gibberellin that catalyzes the conversion of GA12 and GA53 to GA9 and GA20 respectively, via a three-step oxidation at C-20 of the GA skeleton

Q39112^a

380

P

0.406

7.

GLP4

AT1G18970.1

Germin-Like Protein 4; may play role in plant defense

P92995^a

220

P

0.406

AtRbohF

1.

OST1

AT4G33950.1

Open Stomata 1; regulation of stomatal aperture by ABA and acts upstream of ROS production; regulation of seed germination and root growth; dehydration stress

Q940H6^a

362

P

P

0.99

2.

CPK6

AT2G17290.1

Calcium Dependent Protein Kinase 6; ABA regulation of guard cell S-type anion-and Ca(2+)-permeable channels and stomatal closure

Q38872^a

544

P

P

P

0.921

3.

CDPK6

AT4G23650

Calcium Dependent Protein Kinase 6; ABA regulation of guard cell S-type anion-and Ca(2+)-permeable channels and stomatal closure

Q42479^a

529

P

P

0.865

4.

ATCDPK1

AT1G18890.1

Calcium Dependent Protein Kinase 1; induced by dehydration and high salt

Q9M9V8^a

545

P

P

P

0.856

5.

CPK23

AT4G04740.1

Calcium Dependent Protein Kinase 23; induced by drought and salt stress

Q9M101^a

520

P

P

0.848

6.

ATCDPK2

AT1G35670.1

Calcium Dependent Protein Kinase 2; induced by drought and high-salt stress but not by low-temperature or heat stress; regulate ABA signal transduction

Q39016^a

495

P

P

0.838

7.

CPK21

AT4G04720.1

Calcium Dependent Protein Kinase 21; mediates the phosphorylation and activation of the S-type anion efflux channel SLAC1.

Q9ZSA2^a

531

P

P

0.834

8.

CDPK19

AT5G19450.1

Calcium Dependent Protein Kinase 19

Q42438^a

533

P

P

0.831

9.

CPK13

AT3G51850.1

Calcium Dependent Protein Kinase 13

Q8W4I7^a

528

P

P

0.831

10.

CDPK9

AT5G23580.1

Calcium Dependent Protein Kinase 9

Q42396^a

490

P

P

0.828

AtRbohG

1.

AT5G54130

AT5G54130.2

Calcium-binding EF hand family protein

Q8GUH8

436

P

0.679

2.

AT3G61720

AT3G61720.1

C2 domain-containing protein; calcium-dependent plant phosphoribosyltransferase family protein

Q9M366

795

P

0.679

3.

AILP1

AT5G19140.1

Plasma membrane protein; unknown function; response to aluminum ion and auxin stimulus

Q2V367^b, Q94BR2

234

P

0.659

4.

AT1G19840

AT1G19840.1

Auxin-responsive family protein; auxin responsive SAUR (Small auxin-up RNA) protein

Q9FXI2

153

P

0.659

5.

AT1G26270

AT1G26270.1

Phosphatidylinositol 4-kinase gamma 5

Q9C671^a

630

P

0.625

6.

CIPK25

AT5G25110.1

CBL-Interacting Protein Kinase 25

Q8W1D5^a

488

P

0.597

7.

AT1G76640

AT1G76640.1

Calcium-binding protein CML39; developmental and stimulus-induced expression

Q9SRE7^a

159

P

0.567

8.

AT5G07580

AT5G07580.1

Ethylene-responsive transcription factor ERF106; binds to the GCC-box pathogenesis-related promoter element

Q9LY05^a

274

P

0.536

9.

AT2G17500

AT2G17500.2

Auxin efflux carrier family protein

Q8LGC5

396

P

0.416

10.

AT2G35040

AT2G35040.1

AICARFT/IMPCHase bienzyme family protein; phosphoribosylaminoimidazolecarboxamide formyltransferase activity, IMP cyclohydrolase activity, catalytic activity; response to cold, purine nucleotide biosynthetic process

O64767

596

P

0.408

AtRbohH

1.

ATRDH2

AT1G16460.2

Rhodanese Homologue 2 (thiosulfate/3-mercaptopyruvate sulfurtransferase 2); involved in embryo and seed development

Q24JL3^a

342

P

0.458

2.

AT2G35040

AT2G35040.1

AICARFT/IMPCHase bienzyme family protein; phosphoribosylaminoimidazolecarboxamide formyltransferase activity, IMP cyclohydrolase activity, catalytic activity; response to cold, purine nucleotide biosynthetic process

O64767

596

P

0.408

3.

GLP4

AT1G18970.1

Germin-Like Protein 4; may play role in plant defense

P92995^a

220

P

0.408

AtRbohI

1.

AT4G11270

AT4G11270.1

Transducin family protein / WD-40 repeat family protein

Q67XA6

1446

P

0.819

2.

TOPP7

AT4G11240.1

Serine/threonine-protein phosphatase PP1 isozyme 6

P48486^a

322

P

0.679

3.

AGL52

AT4G11250.1

MADS-box protein AGL52; transcription factor activity

Q9SUT6

329

P

0.659

4.

BTI2

AT4G11220.1

Virb2-Interacting Protein 2 (reticulon-like protein)

B9DHX9

271

P

0.468

5.

AT2G35040

AT2G35040.1

AICARFT/IMPCHase bienzyme family protein; phosphoribosylaminoimidazolecarboxamide formyltransferase activity, IMP cyclohydrolase activity, catalytic activity; response to cold, purine nucleotide biosynthetic process

O64767

596

P

0.408

6.

CYP707A4

AT3G19270.1

Abscisic acid 8'-hydroxylase 4; involved in ABA catabolism

Q9LJK2^a

468

P

0.405

AtRbohJ

1.

AT4G33160

AT4G33160.1

Ubiquitin-protein ligase (F-box only protein 13)

Q9SMZ3^a

457

P

0.823

2.

AT3G28220

AT3G28220.1

Meprin and TRAF homology domain-containing protein / MATH domain-containing protein; response to salt stress

Q9LHA6

370

P

0.823

3.

AT4G38220

AT4G38220.2

Aminoacylase, putative / N-acyl-L-amino-acid amidohydrolase

Q3E9P0^b

433

P

0.746

4.

AT3G33530

AT3G33530.2

Transducin family protein / WD-40 repeat family protein

Q9SRK1

1358

P

0.679

5.

MT2B

AT5G02380.1

Metallothionein 2B; cysteine-rich protein with copper-binding activity

Q8LDX5

77

P

0.534

6.

MTPA2

AT3G58810.1

Metal Tolerance Protein A2; member of Zinc transporter (ZAT) family. Contributes to basic cellular Zn tolerance and controls Zn partitioning, particularly under conditions of high rates of Zn influx into the root symplasm.

Q3EAH9

432

P

0.467

7.

CZF1

AT2G40140.1

Zinc finger CCCH domain-containing protein 29; transcription factor activity; regulate salt stress

Q9XEE6^a

597

P

0.462

8.

HMA4

AT2G19110.1

Heavy metal transporter; involved in cadmium/zinc transport

Q0WLA3

1172

P

0.409

9.

RAP2.1

AT1G46768.1

Ethylene-responsive transcription factor RAP2-1; binds to the GCC-box pathogenesis-related promoter element

Q8LC30^a

153

P

0.409

10.

AT2G35040

AT2G35040.1

AICARFT/IMPCHase bienzyme family protein; phosphoribosylaminoimidazolecarboxamide formyltransferase activity, IMP cyclohydrolase activity, catalytic activity; response to cold, purine nucleotide biosynthetic process

O64767

596

P

0.408