Protein: VATA2
V-type proton ATPase catalytic subunit A isoform 2 (V-ATPase subunit A 2) (EC 7.1.2.2) (V-ATPase 69 kDa subunit 2) (Vacuolar proton pump subunit alpha 2)

Gene: VATA2, Vha68-2
Organism: Drosophila melanogaster
Interactions: 211
UniProt ID: Q27331

Gene Ontology (top 5):
GO:0000221 - vacuolar proton-transporting V-type ATPase, V1 domain
GO:0005524 - ATP binding
GO:0005886 - plasma membrane
GO:0007446 - imaginal disc growth
GO:0016197 - endosomal transport

Download interactions: TXT   MITAB-2.5

Interaction Interactor Experiments Homologs Category Interaction
Score
Confidence

726335

VATB
V-type proton ATPase subunit B

2

18

High-throughput

0.737

High

875061

VATA1
V-type proton ATPase catalytic subunit A isoform 1

2

15

High-throughput

0.737

High

930128

VATE
V-type proton ATPase subunit E

2

8

High-throughput

0.737

High

1176302

VATD1
V-type proton ATPase subunit D 1

2

7

High-throughput

0.737

High

1175654

VATF1
V-type proton ATPase subunit F 1

1

6

High-throughput

0.618

High

1173043

ATP5H
ATP synthase subunit d, mitochondrial

1

7

High-throughput

0.575

High

1174117

ATP5J
ATP synthase-coupling factor 6, mitochondrial

1

5

High-throughput

0.575

High

1174201

ATPO
ATP synthase subunit O, mitochondrial

1

9

High-throughput

0.575

High

197319

O18335
Rab11

2

2

High-throughput

0.571

High

564971

ATNA
Sodium/potassium-transporting ATPase subunit alpha

2

5

High-throughput

0.571

High

652025

ATC1
Calcium-transporting ATPase sarcoplasmic/endoplasmic reticulum type

2

7

High-throughput

0.571

High

715094

CLH
Clathrin heavy chain

2

2

High-throughput

0.571

High

1176064

DX39B
ATP-dependent RNA helicase WM6

2

4

High-throughput

0.571

High

1176282

Q8T8W3
AT21416p

2

4

High-throughput

0.571

High

1176294

VATH
V-type proton ATPase subunit H

2

6

High-throughput

0.571

High

1176301

Q9V470
Succinate--CoA ligase [GDP-forming] subunit beta, mitochondrial

2

3

High-throughput

0.571

High

1176311

Q9VAY2
Heat shock protein 83

2

8

High-throughput

0.571

High

1176323

Q9VHL2
T-complex protein 1 subunit eta

2

6

High-throughput

0.571

High

1176377

Q9VWL0
Mec2

2

7

High-throughput

0.571

High

1176380

Q9VXQ5
Chaperonin containing TCP1 subunit 6

2

5

High-throughput

0.571

High

1176281

Q8T0V8
GH01042p

2

3

High-throughput

0.542

High

756784

FAS2
Fasciclin-2

1

3

High-throughput

0.536

High

1176269

Q7KN94
Electron transfer flavoprotein subunit alpha

2

3

High-throughput

0.521

High

1176284

VDAC
Voltage-dependent anion-selective channel

2

2

High-throughput

0.521

High

1176348

Q9VN44
FI07923p

2

6

High-throughput

0.521

High

1176357

Q9VQL7
Fatty acid synthase

2

1

High-throughput

0.521

High

1176362

ACADM
Medium-chain specific acyl-CoA dehydrogenase, mitochondrial

2

7

High-throughput

0.521

High

1176384

Q9W0D9
choline-phosphate cytidylyltransferase

2

2

High-throughput

0.521

High

1176393

Q9W3N1
RH59310p

2

2

High-throughput

0.521

High

1173631

SEM1A
Semaphorin-1A

1

0

High-throughput

0.513

High

654249

DDX6
ATP-dependent RNA helicase me31b

1

3

High-throughput

0.479

High

1176263

Q7K3N4
GH26015p

1

5

High-throughput

0.479

High

1176272

AKT1
RAC serine/threonine-protein kinase

1

4

High-throughput

0.479

High

1176293

RAB5
Ras-related protein Rab5

1

9

High-throughput

0.479

High

1176303

VATC
V-type proton ATPase subunit C

1

8

High-throughput

0.479

High

1176368

PYRG
CTP synthase

1

2

High-throughput

0.479

High

1176400

Q9W4N8
LD30122p

1

3

Small-scale

0.479

High

1176360

Q9VRZ3
Zinc carboxypeptidase A 1

1

2

High-throughput

0.464

High

81769

B5RJB3
FI08061p

1

3

High-throughput

0.451

High

234557

VINC
Vinculin

1

2

High-throughput

0.445

High

234744

O46067
Hypoxia up-regulated protein 1

1

4

High-throughput

0.445

High

476935

NDKA
Nucleoside diphosphate kinase

1

2

High-throughput

0.445

High

578070

ENO
Enolase

1

2

High-throughput

0.445

High

614904

SYB
Synaptobrevin

1

4

High-throughput

0.445

High

648883

ANXB9
Annexin B9

1

6

High-throughput

0.445

High

649030

ANX10
Annexin B10

1

6

High-throughput

0.445

High

855997

MOEH
Moesin/ezrin/radixin homolog 1

1

5

High-throughput

0.445

High

875206

TCPG
T-complex protein 1 subunit gamma

1

5

High-throughput

0.445

High

958854

ARF1
ADP-ribosylation factor 1

1

2

High-throughput

0.445

High

1031178

PGK
Phosphoglycerate kinase

1

3

High-throughput

0.445

High

1070088

Q0E9E2
Pyruvate carboxylase

1

1

High-throughput

0.445

High

1176259

Q7K0E6
Aspartate--tRNA ligase, cytoplasmic

1

1

High-throughput

0.445

High

1176262

Q7K3J0
T-complex protein 1 subunit theta

1

5

High-throughput

0.445

High

1176264

Q7KKI0
T-complex protein 1 subunit epsilon

1

5

High-throughput

0.445

High

1176266

Q7KMQ0
26S proteasome regulatory subunit 7

1

4

High-throughput

0.445

High

1176267

TERA
Transitional endoplasmic reticulum ATPase TER94

1

7

High-throughput

0.445

High

1176268

Q7KN85
ATP-citrate synthase

1

5

High-throughput

0.445

High

1176277

Q8SX76
LD24646p

1

11

High-throughput

0.445

High

1176278

Q8SYG3
E2 ubiquitin-conjugating enzyme

1

1

High-throughput

0.445

High

1176279

Q8T0L3
E1 ubiquitin-activating enzyme

1

2

High-throughput

0.445

High

1176286

FAXC
Failed axon connections

1

2

High-throughput

0.445

High

1176289

PUR6
Bifunctional phosphoribosylaminoimidazole carboxylase/phosphoribosylaminoimidazole succinocarboxamide synthetase

1

2

High-throughput

0.445

High

1176292

Q9V3I1
Deoxyuridine 5'-triphosphate nucleotidohydrolase

1

2

High-throughput

0.445

High

1176295

Q9V3V6
26S proteasome regulatory complex subunit p50

1

14

High-throughput

0.445

High

1176299

Q9V434
Asparagine--tRNA ligase, cytoplasmic

1

1

High-throughput

0.445

High

1176307

Q9VAH7
N-terminal kinase-like protein

1

3

High-throughput

0.445

High

1176315

Q9VE75
V-type proton ATPase subunit a

1

10

High-throughput

0.445

High

1176331

Q9VK56
ABC-type glutathione-S-conjugate transporter

1

3

High-throughput

0.445

High

1176332

Q9VK69
T-complex protein 1 subunit delta

1

3

High-throughput

0.445

High

1176356

Q9VQL1
serine--tRNA ligase

1

3

High-throughput

0.445

High

1176366

Q9VUC1
Hsc70Cb, isoform A

1

6

High-throughput

0.445

High

1176379

SUN
Protein stunted

1

3

High-throughput

0.445

High

1176385

Q9W0E4
Aminopeptidase

1

5

High-throughput

0.445

High

1176397

Q9W414
Regulatory particle triple-A ATPase 4

1

4

High-throughput

0.445

High

1176401

VA0D1
V-type proton ATPase subunit d 1

1

5

High-throughput

0.445

High

1176402

Q9XZ10
V-type proton ATPase subunit a

1

10

High-throughput

0.445

High

1176403

VATG
V-type proton ATPase subunit G

1

9

High-throughput

0.445

High

52198

A1Z6Q0
Klaroid, isoform D

1

1

High-throughput

0.439

High

1176328

Q9VIE3
Uncharacterized protein, isoform A

1

3

High-throughput

0.439

High

118669

M9NF32
Leucine carboxyl methyltransferase 1

1

1

High-throughput

0.437

High

235109

O46231
FI18705p1

1

2

High-throughput

0.437

High

873572

PP1B
Serine/threonine-protein phosphatase beta isoform

1

2

High-throughput

0.437

High

1172595

SIMA
Protein similar

1

2

High-throughput

0.437

High

1176255

Q76NQ0
Dolichyl-diphosphooligosaccharide--protein glycosyltransferase subunit 1

1

1

High-throughput

0.437

High

1176317

Q9VEV3
Tetratricopeptide repeat protein 1

1

12

High-throughput

0.437

High

1176334

ZUC
Mitochondrial cardiolipin hydrolase

1

1

High-throughput

0.437

High

1176345

COQ6
Ubiquinone biosynthesis monooxygenase COQ6, mitochondrial

1

1

High-throughput

0.437

High

1176347

Q9VMW2
Reticulon-like protein

1

2

High-throughput

0.437

High

1176325

DPP3
Dipeptidyl peptidase 3

1

0

High-throughput

0.426

High

1176349

Q9VP18
V-type proton ATPase subunit

1

0

High-throughput

0.426

High

1176390

ATPK
Putative ATP synthase subunit f, mitochondrial

1

0

High-throughput

0.426

High

52249

A1Z6Q1
Klaroid, isoform B

1

1

High-throughput

0.417

High

55430

A1Z9E3
Elongation factor Tu

1

3

High-throughput

0.417

High

57548

A1ZB71
Glutathione S transferase E6

1

4

High-throughput

0.407

High

86482

B9EQV3
Endoplasmic reticulum transmembrane protein

1

1

High-throughput

0.407

High

121216

ALDR
Aldo-keto reductase 1B

1

10

High-throughput

0.407

High

197060

O18332
FI01544p

1

3

High-throughput

0.407

High

357494

INO1
Inositol-3-phosphate synthase

1

2

High-throughput

0.407

High

426665

HP1
Heterochromatin protein 1

1

1

High-throughput

0.407

High

460036

ALF
Fructose-bisphosphate aldolase

1

1

High-throughput

0.407

High

609384

PCNA
Proliferating cell nuclear antigen

1

2

High-throughput

0.407

High

682737

PROF
Profilin

1

2

High-throughput

0.407

High

762537

UCHL
Ubiquitin carboxyl-terminal hydrolase

1

5

High-throughput

0.407

High

782711

2AAA
Serine/threonine-protein phosphatase PP2A 65 kDa regulatory subunit

1

1

High-throughput

0.407

High

835136

6PGD
6-phosphogluconate dehydrogenase, decarboxylating

1

1

High-throughput

0.407

High

928954

DOD
Putative peptidyl-prolyl cis-trans isomerase dodo

1

3

High-throughput

0.407

High

1052221

HMGD
High mobility group protein D

1

6

High-throughput

0.407

High

1070742

Q0KHZ6
Electron transfer flavoprotein subunit beta

1

5

High-throughput

0.407

High

1176250

NLP
Nucleoplasmin-like protein

1

4

High-throughput

0.407

High

1176253

Q6NP35
Dolichyl-diphosphooligosaccharide--protein glycosyltransferase subunit 1

1

1

High-throughput

0.407

High

1176256

Q76NR6
Regucalcin

1

3

High-throughput

0.407

High

1176257

Q7JR58
Probable enoyl-CoA hydratase, mitochondrial

1

10

High-throughput

0.407

High

1176258

Q7JX87
1-Cys peroxiredoxin

1

7

High-throughput

0.407

High

1176261

Q7K148
Proteasome subunit beta

1

3

High-throughput

0.407

High

1176265

Q7KLX3
Translocon-associated protein subunit delta

1

1

High-throughput

0.407

High

1176270

CCD1D
Probable cytochrome P450 12d1 distal, mitochondrial

1

2

High-throughput

0.407

High

1176273

Q8INK3
Fatty acid-binding protein, muscle

1

2

High-throughput

0.407

High

1176274

Q8IQZ7
FI19014p1

1

6

High-throughput

0.407

High

1176275

Q8IRD3
Glutathione peroxidase

1

2

High-throughput

0.407

High

1176276

Q8MT58
Carnosine dipeptidase 2, isoform A

1

2

High-throughput

0.407

High

1176280

Q8T0U6
Serine/threonine-protein phosphatase

1

2

High-throughput

0.407

High

1176283

NACA
Nascent polypeptide-associated complex subunit alpha

1

2

High-throughput

0.407

High

1176285

LDH
L-lactate dehydrogenase

1

9

High-throughput

0.407

High

1176287

Q960C7
NADP-retinol dehydrogenase

1

1

High-throughput

0.407

High

1176288

IF5A
Eukaryotic translation initiation factor 5A

1

1

High-throughput

0.407

High

1176290

SH3BG
SH3 domain-binding glutamic acid-rich protein homolog

1

2

High-throughput

0.407

High

1176291

XPO1
Exportin-1

1

1

High-throughput

0.407

High

1176296

Q9V3Z4
GH11341p

1

1

High-throughput

0.407

High

1176297

THIO2
Thioredoxin-2

1

10

High-throughput

0.407

High

1176304

Q9V9Q4
LD43819p

1

4

High-throughput

0.407

High

1176305

Q9V9U3
LD45254p

1

5

High-throughput

0.407

High

1176306

Q9VAC1
GM14349p

1

2

High-throughput

0.407

High

1176309

Q9VAN7
Phosphoglycerate mutase

1

2

High-throughput

0.407

High

1176313

Q9VBT1
CHK kinase-like domain-containing protein

1

4

High-throughput

0.407

High

1176314

Q9VD29
small monomeric GTPase

1

5

High-throughput

0.407

High

1176316

Q9VEB1
Malate dehydrogenase, mitochondrial

1

10

High-throughput

0.407

High

1176319

Q9VG31
Malic enzyme

1

2

High-throughput

0.407

High

1176320

Q9VGK3
peptidylprolyl isomerase

1

9

High-throughput

0.407

High

1176321

IPO9
Importin-9

1

1

High-throughput

0.407

High

1176322

TEBPH
Cytosolic Prostaglandin E synthase

1

2

High-throughput

0.407

High

1176324

Q9VHN7
transketolase

1

2

High-throughput

0.407

High

1176326

ARL8
ADP-ribosylation factor-like protein 8

1

7

High-throughput

0.407

High

1176327

Q9VI53
LD44267p

1

4

High-throughput

0.407

High

1176329

Q9VIE8
Aconitate hydratase, mitochondrial

1

6

High-throughput

0.407

High

1176333

NFS1
Cysteine desulfurase, mitochondrial

1

1

High-throughput

0.407

High

1176335

Q9VKN5
IP04277p

1

1

High-throughput

0.407

High

1176336

Q9VKW5
Prolyl endopeptidase

1

2

High-throughput

0.407

High

1176337

Q9VKZ8
Ubiquitin carboxyl-terminal hydrolase

1

4

High-throughput

0.407

High

1176338

EF1D
Probable elongation factor 1-delta

1

2

High-throughput

0.407

High

1176339

Q9VL70
HL08109p

1

7

High-throughput

0.407

High

1176340

FKB59
FK506-binding protein 59

1

7

High-throughput

0.407

High

1176341

Q9VLB7
Rab GDP dissociation inhibitor

1

1

High-throughput

0.407

High

1176346

Q9VMV9
Reticulon-like protein

1

2

High-throughput

0.407

High

1176350

Q9VPN5
Stress-induced-phosphoprotein 1

1

10

High-throughput

0.407

High

1176351

Q9VPX6
Adenylyl cyclase-associated protein

1

2

High-throughput

0.407

High

1176352

Q9VPY7
LD42035p

1

4

High-throughput

0.407

High

1176354

Q9VQ61
Aspartate aminotransferase

1

3

High-throughput

0.407

High

1176358

Q9VRD6
NTF2-related export protein

1

3

High-throughput

0.407

High

1176359

Q9VRL1
GEO06356p1

1

2

High-throughput

0.407

High

1176363

Q9VSI6
Isocitrate dehydrogenase [NADP]

1

4

High-throughput

0.407

High

1176365

Q9VTY2
Uncharacterized protein, isoform A

1

10

High-throughput

0.407

High

1176367

FRL
Formin-like protein

1

1

High-throughput

0.407

High

1176369

Q9VV75
AT02348p

1

13

High-throughput

0.407

High

1176370

Y9705
Cold shock domain-containing protein CG9705

1

1

High-throughput

0.407

High

1176371

Q9VVL7
Dihydrolipoyl dehydrogenase

1

3

High-throughput

0.407

High

1176372

Q9VW54
26S proteasome non-ATPase regulatory subunit 2

1

2

High-throughput

0.407

High

1176373

Q9VW59
Rho GDP-dissociation inhibitor 3

1

2

High-throughput

0.407

High

1176374

Q9VW70
FI21813p1

1

1

High-throughput

0.407

High

1176375

IDH3A
Probable isocitrate dehydrogenase [NAD] subunit alpha, mitochondrial

1

7

High-throughput

0.407

High

1176376

Q9VWI2
N(Alpha)-acetyltransferase 15/16, isoform A

1

2

High-throughput

0.407

High

1176378

DHB4
Peroxisomal multifunctional enzyme type 2

1

2

High-throughput

0.407

High

1176381

Q9VXV6
Secretory carrier-associated membrane protein

1

2

High-throughput

0.407

High

1176382

CLIC
Chloride intracellular channel Clic

1

5

High-throughput

0.407

High

1176383

Q9VZI1
Transgelin

1

3

High-throughput

0.407

High

1176386

Q9W0H8
Reticulocalbin-3

1

2

High-throughput

0.407

High

1176387

Q9W0N8
Retinoid-inducible serine carboxypeptidase

1

3

High-throughput

0.407

High

1176389

SND1
Staphylococcal nuclease domain-containing protein 1

1

4

High-throughput

0.407

High

1176391

Q9W1H8
acetyl-CoA C-acyltransferase

1

7

High-throughput

0.407

High

1176392

Q9W227
Peptidyl-prolyl cis-trans isomerase

1

7

High-throughput

0.407

High

1176394

Q9W3X6
fumarate hydratase

1

4

High-throughput

0.407

High

1176395

Q9W3Y3
Calcyclin-binding protein

1

2

High-throughput

0.407

High

1176396

CISY
Probable citrate synthase, mitochondrial

1

9

High-throughput

0.407

High

1176398

Q9W457
Serine hydroxymethyltransferase

1

2

High-throughput

0.407

High

1176399

NSUN2
tRNA

1

2

High-throughput

0.407

High

1176404

Q9Y112
BcDNA.GH10614

1

10

High-throughput

0.407

High

1176271

Q7YU88
SD08871p

2

0

High-throughput

0.310

High

1173516

OST48
Dolichyl-diphosphooligosaccharide--protein glycosyltransferase 48 kDa subunit

2

0

High-throughput

0.298

High

1176310

Q9VAW3
glutamine--fructose-6-phosphate transaminase

2

0

High-throughput

0.298

High

53636

A1Z823
PRA1 family protein

1

0

High-throughput

0.282

High

1176252

DRC7
Coiled-coil domain-containing protein lobo

1

0

High-throughput

0.265

Low

1176312

Q9VBQ3
FI08017p

1

0

High-throughput

0.265

Low

2706

A0A0B4LFU9
Anastral spindle 2, isoform B

1

0

High-throughput

0.232

Low

53676

A1Z843
Nodal modulator 3

1

0

High-throughput

0.232

Low

304199

ERD2
ER lumen protein-retaining receptor

1

0

High-throughput

0.232

Low

1071019

Q0KIB3
Histone acetyltransferase type B catalytic subunit

1

0

High-throughput

0.232

Low

1176251

NCPR
NADPH--cytochrome P450 reductase

1

0

High-throughput

0.232

Low

1176254

Q6NP72
GEO09659p1

1

0

High-throughput

0.232

Low

1176260

Q7K110
Dolichyl-diphosphooligosaccharide--protein glycosyltransferase subunit 2

1

0

High-throughput

0.232

Low

1176298

API5
Apoptosis inhibitor 5 homolog

1

0

High-throughput

0.232

Low

1176300

KRH2
Krueppel homolog 2

1

0

High-throughput

0.232

Low

1176308

CISD2
CDGSH iron-sulfur domain protein

1

0

High-throughput

0.232

Low

1176318

ELP6
Elongator complex protein 6

1

0

High-throughput

0.232

Low

1176330

Q9VJD1
Glucosidase 2 subunit beta

1

0

High-throughput

0.232

Low

1176342

DAD1
Dolichyl-diphosphooligosaccharide--protein glycosyltransferase subunit DAD1

1

0

High-throughput

0.232

Low

1176343

Q9VLX0
Alpha-aminoadipic semialdehyde synthase, mitochondrial

1

0

High-throughput

0.232

Low

1176344

Q9VM57
Septin interacting protein 2, isoform A

1

0

High-throughput

0.232

Low

1176353

Q9VQ60
LD12115p

1

0

High-throughput

0.232

Low

1176355

Q9VQI5
Interferon-related developmental regulator 1

1

0

High-throughput

0.232

Low

1176361

Q9VS47
Lysosomal dipeptide transporter MFSD1

1

0

High-throughput

0.232

Low

1176364

SRP68
Signal recognition particle subunit SRP68

1

0

High-throughput

0.232

Low

1176388

GALE
UDP-glucose 4-epimerase

1

0

High-throughput

0.232

Low


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Last updated: 11Aug2025