Protein: RBGPR
Rab3 GTPase-activating protein non-catalytic subunit (RGAP-iso) (Rab3 GTPase-activating protein 150 kDa subunit) (Rab3-GAP p150) (Rab3-GAP150) (Rab3-GAP regulatory subunit)

Gene: RBGPR, RAB3GAP2
Organism: Homo sapiens
Interactions: 199
UniProt ID: Q9H2M9

Gene Ontology (top 5):
GO:0005096 - GTPase activator activity
GO:0005776 - autophagosome
GO:0005789 - endoplasmic reticulum membrane
GO:0005829 - cytosol
GO:0005886 - plasma membrane

Download interactions: TXT   MITAB-2.5

Interaction Interactor Experiments Homologs Category Interaction
Score
Confidence

333197

VAPB
Vesicle-associated membrane protein-associated protein B/C

6

2

Small-scale

0.732

High

1432071

VAPA
Vesicle-associated membrane protein-associated protein A

3

2

Small-scale

0.650

High

1312378

SIR2
NAD-dependent protein deacetylase sirtuin-2

3

0

High-throughput

0.638

High

1139383

RB3GP
Rab3 GTPase-activating protein catalytic subunit

2

0

Small-scale

0.585

High

48787

ESYT2
Extended synaptotagmin-2

2

1

High-throughput

0.571

High

699116

CALX
Calnexin

2

1

High-throughput

0.571

High

1333994

DHB11
Estradiol 17-beta-dehydrogenase 11

2

2

High-throughput

0.571

High

1412659

ESYT1
Extended synaptotagmin-1

2

1

High-throughput

0.571

High

1431242

DJC25
DnaJ homolog subfamily C member 25

2

1

High-throughput

0.571

High

1421128

LNP
Endoplasmic reticulum junction formation protein lunapark

2

0

High-throughput

0.547

High

773634

COPB2
Coatomer subunit beta'

1

1

High-throughput

0.536

High

922033

COPA
Coatomer subunit alpha

1

1

High-throughput

0.536

High

1238314

REEP3
Receptor expression-enhancing protein 3

1

1

High-throughput

0.536

High

1432054

MLP3A
Microtubule-associated protein 1 light chain 3 alpha

1

2

High-throughput

0.536

High

1027177

REEP5
Receptor expression-enhancing protein 5

2

1

High-throughput

0.521

High

158317

COPE
Coatomer subunit epsilon

1

0

High-throughput

0.513

High

193817

PER1
Period circadian protein homolog 1

1

0

High-throughput

0.513

High

564356

CFTR
Cystic fibrosis transmembrane conductance regulator

1

0

High-throughput

0.513

High

1380486

YIPF5
Protein YIPF5

1

0

High-throughput

0.513

High

508612

UBC
Polyubiquitin-C [Cleaved into: Ubiquitin]

1

1

High-throughput

0.501

High

277405

TP4A3
Protein tyrosine phosphatase type IVA 3

1

0

High-throughput

0.493

High

1432072

RRBP1
Ribosome-binding protein 1

1

0

High-throughput

0.493

High

412596

NTRK1
High affinity nerve growth factor receptor

1

4

High-throughput

0.479

High

464051

RET
Proto-oncogene tyrosine-protein kinase receptor Ret

1

4

High-throughput

0.479

High

487743

PARP1
Poly [ADP-ribose] polymerase 1

1

1

High-throughput

0.479

High

541681

FGFR1
Fibroblast growth factor receptor 1

1

5

High-throughput

0.479

High

631469

RAB5A
Ras-related protein Rab-5A

1

2

High-throughput

0.479

High

650411

FGFR3
Fibroblast growth factor receptor 3

1

5

High-throughput

0.479

High

777764

VGFR3
Vascular endothelial growth factor receptor 3

1

3

High-throughput

0.479

High

901035

RAB5C
Ras-related protein Rab-5C

1

2

High-throughput

0.479

High

975237

ARF6
ADP-ribosylation factor 6

1

1

High-throughput

0.479

High

1049771

1433F
14-3-3 protein eta

1

1

High-throughput

0.479

High

1395940

DNJC1
DnaJ homolog subfamily C member 1

1

1

High-throughput

0.479

High

1401696

ERGI2
Endoplasmic reticulum-Golgi intermediate compartment protein 2

1

1

High-throughput

0.479

High

1428348

MLP3B
Microtubule-associated protein 1 light chain 3 beta

1

2

High-throughput

0.479

High

1431741

3BHS7
3 beta-hydroxysteroid dehydrogenase type 7

1

1

High-throughput

0.479

High

1432081

ALK
ALK tyrosine kinase receptor

1

4

High-throughput

0.479

High

1209118

EXOS6
Exosome complex component MTR3

1

0

High-throughput

0.460

High

174088

AT2A1
Sarcoplasmic/endoplasmic reticulum calcium ATPase 1

1

0

High-throughput

0.458

High

242900

PRKN
E3 ubiquitin-protein ligase parkin

1

0

High-throughput

0.458

High

246942

KDM1A
Lysine-specific histone demethylase 1A

1

0

High-throughput

0.458

High

279222

ULK1
Serine/threonine-protein kinase ULK1

1

0

Small-scale

0.458

High

279492

TULP3
Tubby-related protein 3

1

0

High-throughput

0.458

High

291534

NU155
Nuclear pore complex protein Nup155

1

0

High-throughput

0.458

High

346317

STAU1
Double-stranded RNA-binding protein Staufen homolog 1

1

0

High-throughput

0.458

High

417747

RPN1
Dolichyl-diphosphooligosaccharide--protein glycosyltransferase subunit 1

1

0

High-throughput

0.458

High

418431

RPN2
Dolichyl-diphosphooligosaccharide--protein glycosyltransferase subunit 2

1

0

High-throughput

0.458

High

611343

PTN1
Tyrosine-protein phosphatase non-receptor type 1

1

0

High-throughput

0.458

High

643065

KCNA3
Potassium voltage-gated channel subfamily A member 3

1

0

High-throughput

0.458

High

710756

EPHA8
Ephrin type-A receptor 8

1

0

High-throughput

0.458

High

711410

SHC1
SHC-transforming protein 1

1

0

High-throughput

0.458

High

715766

MARCS
Myristoylated alanine-rich C-kinase substrate

1

0

High-throughput

0.458

High

791720

SYUA
Alpha-synuclein

1

0

High-throughput

0.458

High

831413

CCNF
Cyclin-F

1

0

High-throughput

0.458

High

847686

SSRA
Translocon-associated protein subunit alpha

1

0

High-throughput

0.458

High

862449

YAP1
Transcriptional coactivator YAP1

1

0

High-throughput

0.458

High

880685

LMAN1
Protein ERGIC-53

1

0

Small-scale

0.458

High

895051

EMD
Emerin

1

0

High-throughput

0.458

High

902065

RAB9A
Ras-related protein Rab-9A

1

0

High-throughput

0.458

High

935121

TERA
Transitional endoplasmic reticulum ATPase

1

0

High-throughput

0.458

High

951418

SC61B
Protein transport protein Sec61 subunit beta

1

0

High-throughput

0.458

High

986714

PPIA
Peptidyl-prolyl cis-trans isomerase A

1

0

High-throughput

0.458

High

1058651

CKAP4
Cytoskeleton-associated protein 4

1

0

High-throughput

0.458

High

1087280

STX4
Syntaxin-4

1

0

High-throughput

0.458

High

1100370

TIF1B
Transcription intermediary factor 1-beta

1

0

High-throughput

0.458

High

1110071

HDAC1
Histone deacetylase 1

1

0

High-throughput

0.458

High

1111697

STIM1
Stromal interaction molecule 1

1

0

High-throughput

0.458

High

1114275

CUL3
Cullin-3

1

0

High-throughput

0.458

High

1125654

FKBP8
Peptidyl-prolyl cis-trans isomerase FKBP8

1

0

High-throughput

0.458

High

1246983

RICTR
Rapamycin-insensitive companion of mTOR

1

0

High-throughput

0.458

High

1249206

LMBRL
Protein LMBR1L

1

0

High-throughput

0.458

High

1287441

SYVN1
E3 ubiquitin-protein ligase synoviolin

1

0

High-throughput

0.458

High

1309888

TEX2
Testis-expressed protein 2

1

0

High-throughput

0.458

High

1322982

CXD3
Gap junction delta-3 protein

1

0

High-throughput

0.458

High

1352367

RHBL4
Rhomboid-related protein 4

1

0

High-throughput

0.458

High

1364589

BAP1
Ubiquitin carboxyl-terminal hydrolase BAP1

1

0

High-throughput

0.458

High

1383069

LRC59
Leucine-rich repeat-containing protein 59

1

0

High-throughput

0.458

High

1404203

SEC62
Translocation protein SEC62

1

0

High-throughput

0.458

High

1414446

DERL1
Derlin-1

1

0

High-throughput

0.458

High

1432055

PKHA4
Pleckstrin homology domain-containing family A member 4

1

0

High-throughput

0.458

High

1432056

TMT1A
Thiol S-methyltransferase TMT1A

1

0

High-throughput

0.458

High

1432059

PXMP2
Peroxisomal membrane protein 2

1

0

High-throughput

0.458

High

1432068

ELOV5
Very long chain fatty acid elongase 5

1

0

High-throughput

0.458

High

1432070

TLS1
Splicing factor C9orf78

1

0

High-throughput

0.458

High

1432073

B3GA1
Galactosylgalactosylxylosylprotein 3-beta-glucuronosyltransferase 1

1

0

High-throughput

0.458

High

1432076

ZRAN1
Ubiquitin thioesterase ZRANB1

1

0

High-throughput

0.458

High

1432077

TES
Testin

1

0

High-throughput

0.458

High

1432080

CLC4E
C-type lectin domain family 4 member E

1

0

High-throughput

0.458

High

1432082

GSTK1
Glutathione S-transferase kappa 1

1

0

High-throughput

0.458

High

1432085

FIS1
Mitochondrial fission 1 protein

1

0

High-throughput

0.458

High

275561

RTN2
Reticulon-2

1

2

High-throughput

0.445

High

328152

GBRAP
Gamma-aminobutyric acid receptor-associated protein

1

2

High-throughput

0.445

High

329005

RTN3
Reticulon-3

1

2

High-throughput

0.445

High

698023

CALR
Calreticulin

1

1

High-throughput

0.445

High

730884

1433S
14-3-3 protein sigma

1

1

High-throughput

0.445

High

888999

TMEDA
Transmembrane emp24 domain-containing protein 10

1

2

High-throughput

0.445

High

1015118

ARF5
ADP-ribosylation factor 5

1

1

High-throughput

0.445

High

1146635

TMED2
Transmembrane emp24 domain-containing protein 2

1

2

High-throughput

0.445

High

1152862

NSDHL
Sterol-4-alpha-carboxylate 3-dehydrogenase, decarboxylating

1

1

High-throughput

0.445

High

1199266

DHB12
Very-long-chain 3-oxoacyl-CoA reductase

1

2

High-throughput

0.445

High

1316295

PACE1
Protein-associating with the carboxyl-terminal domain of ezrin

1

1

High-throughput

0.445

High

1340102

ATLA2
Atlastin-2

1

2

High-throughput

0.445

High

1340242

MSPD2
Motile sperm domain-containing protein 2

1

1

High-throughput

0.445

High

1360570

ATLA1
Atlastin-1

1

2

High-throughput

0.445

High

1381514

ERGI1
Endoplasmic reticulum-Golgi intermediate compartment protein 1

1

1

High-throughput

0.445

High

1396042

SCYL1
N-terminal kinase-like protein

1

1

High-throughput

0.445

High

1432053

TMX1
Thioredoxin-related transmembrane protein 1

1

1

High-throughput

0.445

High

1432058

RTN4
Reticulon-4

1

2

High-throughput

0.445

High

1432074

COPG2
Coatomer subunit gamma-2

1

1

High-throughput

0.445

High

1432083

DHRS7
Dehydrogenase/reductase SDR family member 7

1

1

High-throughput

0.445

High

1432084

TMED5
Transmembrane emp24 domain-containing protein 5

1

2

High-throughput

0.445

High

1432087

COPG1
Coatomer subunit gamma-1

1

1

High-throughput

0.445

High

589661

RFA2
Replication protein A 32 kDa subunit

1

1

High-throughput

0.437

High

1096813

RFA4
Replication protein A 30 kDa subunit

1

1

High-throughput

0.437

High

50691

HACL2
2-hydroxyacyl-CoA lyase 2

1

0

High-throughput

0.426

High

60415

NBAS
NBAS subunit of NRZ tethering complex

1

0

High-throughput

0.426

High

211853

ZW10
Centromere/kinetochore protein zw10 homolog

1

0

High-throughput

0.426

High

213651

VIP2
Inositol hexakisphosphate and diphosphoinositol-pentakisphosphate kinase 2

1

0

High-throughput

0.426

High

215651

EMC8
ER membrane protein complex subunit 8

1

0

High-throughput

0.426

High

248943

GSDME
Gasdermin-E

1

0

High-throughput

0.426

High

283359

ERLN1
Erlin-1

1

0

High-throughput

0.426

High

296565

STAM2
Signal transducing adapter molecule 2

1

0

High-throughput

0.426

High

320502

TM63A
Mechanosensitive cation channel TMEM63A

1

0

High-throughput

0.426

High

360114

NB5R3
NADH-cytochrome b5 reductase 3

1

0

High-throughput

0.426

High

437790

HEPS
Serine protease hepsin

1

0

High-throughput

0.426

High

462636

HNRPC
Heterogeneous nuclear ribonucleoproteins C1/C2

1

0

High-throughput

0.426

High

466968

ACM4
Muscarinic acetylcholine receptor M4

1

0

High-throughput

0.426

High

535537

BIP
Endoplasmic reticulum chaperone BiP

1

0

High-throughput

0.426

High

607988

ACHB2
Neuronal acetylcholine receptor subunit beta-2

1

0

High-throughput

0.426

High

873315

COPD
Coatomer subunit delta

1

0

High-throughput

0.426

High

876994

KC1A
Casein kinase I isoform alpha

1

0

High-throughput

0.426

High

883148

AL7A1
Alpha-aminoadipic semialdehyde dehydrogenase

1

0

High-throughput

0.426

High

896453

ERF
ETS domain-containing transcription factor ERF

1

0

High-throughput

0.426

High

904117

BAP31
B-cell receptor-associated protein 31

1

0

High-throughput

0.426

High

921783

COPB
Coatomer subunit beta

1

0

High-throughput

0.426

High

964063

COPZ1
Coatomer subunit zeta-1

1

0

High-throughput

0.426

High

987210

RS27A
Ubiquitin-ribosomal protein eS31 fusion protein

1

0

High-throughput

0.426

High

1009887

NUCB2
Nucleobindin-2

1

0

High-throughput

0.426

High

1097051

PRDX4
Peroxiredoxin-4

1

0

High-throughput

0.426

High

1136362

EMC2
ER membrane protein complex subunit 2

1

0

High-throughput

0.426

High

1139267

AR6P1
ADP-ribosylation factor-like protein 6-interacting protein 1

1

0

High-throughput

0.426

High

1147845

DHC24
Delta(24)-sterol reductase

1

0

High-throughput

0.426

High

1209646

LRRK2
Leucine-rich repeat serine/threonine-protein kinase 2

1

0

High-throughput

0.426

High

1227444

A16L1
Autophagy-related protein 16-1

1

0

High-throughput

0.426

High

1239295

ARMC6
Armadillo repeat-containing protein 6

1

0

High-throughput

0.426

High

1248663

LCLT1
Lysocardiolipin acyltransferase 1

1

0

High-throughput

0.426

High

1258809

UB2R2
Ubiquitin-conjugating enzyme E2 R2

1

0

High-throughput

0.426

High

1325790

FXL16
F-box/LRR-repeat protein 16

1

0

High-throughput

0.426

High

1327963

CISD2
CDGSH iron-sulfur domain-containing protein 2

1

0

High-throughput

0.426

High

1330392

EMC1
ER membrane protein complex subunit 1

1

0

High-throughput

0.426

High

1337670

PDZD8
PDZ domain-containing protein 8

1

0

High-throughput

0.426

High

1338221

VP37A
Vacuolar protein sorting-associated protein 37A

1

0

High-throughput

0.426

High

1340961

MCFD2
Multiple coagulation factor deficiency protein 2

1

0

High-throughput

0.426

High

1358361

SCFD1
Sec1 family domain-containing protein 1

1

0

High-throughput

0.426

High

1366230

LPAR1
Lysophosphatidic acid receptor 1

1

0

High-throughput

0.426

High

1386200

ASTRA
Protein Aster-A

1

0

High-throughput

0.426

High

1401870

NUDC1
NudC domain-containing protein 1

1

0

High-throughput

0.426

High

1412140

ERP44
Endoplasmic reticulum resident protein 44

1

0

High-throughput

0.426

High

1413765

NDC1
Nucleoporin NDC1

1

0

High-throughput

0.426

High

1419908

WDR11
WD repeat-containing protein 11

1

0

High-throughput

0.426

High

1430061

RGAP1
Rac GTPase-activating protein 1

1

0

High-throughput

0.426

High

1432061

SAC1
Phosphatidylinositol-3-phosphatase SAC1

1

0

High-throughput

0.426

High

1432063

EXOC1
Exocyst complex component 1

1

0

High-throughput

0.426

High

1432069

TECR
Very-long-chain enoyl-CoA reductase

1

0

High-throughput

0.426

High

1432086

SERC
Phosphoserine aminotransferase

1

0

High-throughput

0.426

High

104369

F5H6I7
Atlastin GTPase 3

1

2

High-throughput

0.407

High

628461

KLK2
Kallikrein-2

1

2

High-throughput

0.407

High

106639

APRIO
Alternative prion protein

2

0

High-throughput

0.305

High

139983

RCAS1
Receptor-binding cancer antigen expressed on SiSo cells

1

0

High-throughput

0.249

Low

294318

CD123
Translation initiation factor eIF2 assembly protein

1

0

High-throughput

0.249

Low

696479

RFA1
Replication protein A 70 kDa DNA-binding subunit

1

0

High-throughput

0.249

Low

769150

RFA3
Replication protein A 14 kDa subunit

1

0

High-throughput

0.249

Low

837834

LAP2B
Lamina-associated polypeptide 2, isoforms beta/gamma

1

0

High-throughput

0.249

Low

1255503

TRI67
Tripartite motif-containing protein 67

1

0

High-throughput

0.249

Low

1257130

PAXI1
PAX-interacting protein 1

1

0

High-throughput

0.249

Low

1276777

PARPT
Protein mono-ADP-ribosyltransferase TIPARP

1

0

High-throughput

0.249

Low

1330646

DNJ5G
DnaJ homolog subfamily C member 5G

1

0

High-throughput

0.249

Low

1382939

S2546
Mitochondrial outer membrane protein SLC25A46

1

0

High-throughput

0.249

Low

1432060

ST7
Suppressor of tumorigenicity 7 protein

1

0

High-throughput

0.249

Low

1432062

OTULL
Inactive ubiquitin thioesterase OTULINL

1

0

High-throughput

0.249

Low

1432066

OCAD1
OCIA domain-containing protein 1

1

0

High-throughput

0.249

Low

1432075

ASH2L
Set1/Ash2 histone methyltransferase complex subunit ASH2

1

0

Small-scale

0.249

Low

1432078

SEC63
Translocation protein SEC63 homolog

1

0

High-throughput

0.249

Low

1432079

RCOR1
REST corepressor 1

1

0

High-throughput

0.249

Low

295632

CIB2
Calcium and integrin-binding family member 2

1

0

High-throughput

0.232

Low

319024

MICA2
[F-actin]-monooxygenase MICAL2

1

0

High-throughput

0.232

Low

327445

ZFPL1
Zinc finger protein-like 1

1

0

High-throughput

0.232

Low

567076

P4HA1
Prolyl 4-hydroxylase subunit alpha-1

1

0

High-throughput

0.232

Low

903790

SSRD
Translocon-associated protein subunit delta

1

0

High-throughput

0.232

Low

1131389

GANAB
Neutral alpha-glucosidase AB

1

0

High-throughput

0.232

Low

1145682

RCN1
Reticulocalbin-1

1

0

High-throughput

0.232

Low

1185899

TMM95
Sperm-egg fusion protein TMEM95

1

0

High-throughput

0.232

Low

1399940

FACOS
FANCD2 opposite strand protein

1

0

High-throughput

0.232

Low

1411988

PXL2A
Peroxiredoxin-like 2A

1

0

High-throughput

0.232

Low

1432057

APMAP
Adipocyte plasma membrane-associated protein

1

0

High-throughput

0.232

Low

1432064

TM38B
Trimeric intracellular cation channel type B

1

0

High-throughput

0.232

Low

1432065

GPTC2
G patch domain-containing protein 2

1

0

High-throughput

0.232

Low

1432067

PSD3
PH and SEC7 domain-containing protein 3

1

0

High-throughput

0.232

Low

887216

CEBPA
CCAAT/enhancer-binding protein alpha

1

0

High-throughput

0.213

Low


Service provided by Combinatics, Japan

Last updated: 11Aug2025