Protein: GTPB2
GTP-binding protein 2

Gene: GTPB2, GTPBP2
Organism: Homo sapiens
Interactions: 57
UniProt ID: Q9BX10

Gene Ontology (top 5):
GO:0003924 - GTPase activity
GO:0005525 - GTP binding
GO:0005576 - extracellular region
GO:0006414 - translational elongation
GO:0031093 - platelet alpha granule lumen

Download interactions: TXT   MITAB-2.5

Interaction Interactor Experiments Homologs Category Interaction
Score
Confidence

1416452

GTPB2
GTP-binding protein 2

2

15

High-throughput

0.783

High

561148

GILT
Gamma-interferon-inducible lysosomal thiol reductase

3

0

High-throughput

0.638

High

555214

ECP
Eosinophil cationic protein

2

2

High-throughput

0.628

High

1416458

GPN3
GPN-loop GTPase 3

2

1

High-throughput

0.606

High

476444

IBP1
Insulin-like growth factor-binding protein 1

2

0

High-throughput

0.602

High

633784

PSB1
Proteasome subunit beta type-1

2

0

High-throughput

0.580

High

630190

ACM3
Muscarinic acetylcholine receptor M3

2

5

High-throughput

0.574

High

1292671

PRSR2
Proline and serine-rich protein 2

2

1

High-throughput

0.574

High

473043

RU17
U1 small nuclear ribonucleoprotein 70 kDa

2

10

High-throughput

0.553

High

889651

CLK2
Dual specificity protein kinase CLK2

2

7

High-throughput

0.553

High

1407191

THIOM
Thioredoxin, mitochondrial

2

3

High-throughput

0.553

High

1416455

PKHF2
Pleckstrin homology domain-containing family F member 2

2

5

High-throughput

0.553

High

1416457

NXF1
Nuclear RNA export factor 1

2

1

High-throughput

0.553

High

976527

RB11A
Ras-related protein Rab-11A

1

1

High-throughput

0.536

High

1324673

MUC20
Mucin-20

1

7

High-throughput

0.536

High

162683

ANM5
Protein arginine N-methyltransferase 5

1

4

High-throughput

0.523

High

246914

KDM1A
Lysine-specific histone demethylase 1A

1

1

High-throughput

0.523

High

1396922

ANM6
Protein arginine N-methyltransferase 6

1

4

High-throughput

0.523

High

1037079

OC90
Otoconin-90

1

0

High-throughput

0.513

High

1308294

HDBP1
Glycosylphosphatidylinositol-anchored high density lipoprotein-binding protein 1

1

0

High-throughput

0.513

High

74591

HNRC2
Heterogeneous nuclear ribonucleoprotein C-like 2

1

6

High-throughput

0.489

High

693949

RL10
Large ribosomal subunit protein uL16

1

2

High-throughput

0.489

High

785413

RL4
Large ribosomal subunit protein uL4

1

2

High-throughput

0.489

High

1027714

HNRPU
Heterogeneous nuclear ribonucleoprotein U

1

7

High-throughput

0.489

High

1110886

IRF5
Interferon regulatory factor 5

1

2

High-throughput

0.489

High

1148774

RBMS2
RNA-binding motif, single-stranded-interacting protein 2

1

11

High-throughput

0.489

High

1281462

ZN467
Zinc finger protein 467

1

1

High-throughput

0.489

High

1384118

ARRD3
Arrestin domain-containing protein 3

1

7

High-throughput

0.489

High

1398574

ZNF48
Zinc finger protein 48

1

1

High-throughput

0.489

High

1416459

DJC12
DnaJ homolog subfamily C member 12

1

3

High-throughput

0.489

High

1416461

POLH
DNA polymerase eta

1

1

High-throughput

0.489

High

472349

CFAH
Complement factor H

1

1

Small-scale

0.479

High

1416453

ACE2
Angiotensin-converting enzyme 2

1

3

Small-scale

0.479

High

1416460

BRPF3
Bromodomain and PHD finger-containing protein 3

1

8

High-throughput

0.479

High

1416462

SAR1B
Small COPII coat GTPase SAR1B

1

7

High-throughput

0.479

High

174602

TRI66
Tripartite motif-containing protein 66

1

10

High-throughput

0.437

High

242799

PRKN
E3 ubiquitin-protein ligase parkin

1

14

High-throughput

0.437

High

406591

MYCN
N-myc proto-oncogene protein

1

14

High-throughput

0.437

High

414545

P53
Cellular tumor antigen p53

1

5

Small-scale

0.437

High

1114193

CUL3
Cullin-3

1

19

High-throughput

0.437

High

1135083

CUL7
Cullin-7

1

4

High-throughput

0.437

High

1306915

DCP2
m7GpppN-mRNA hydrolase

1

1

High-throughput

0.437

High

1310784

CUL9
Cullin-9

1

8

High-throughput

0.437

High

1324175

PLD6
Mitochondrial cardiolipin hydrolase

1

1

High-throughput

0.437

High

1416454

PKHA4
Pleckstrin homology domain-containing family A member 4

1

11

High-throughput

0.437

High

143468

E2F3
Transcription factor E2F3

1

2

Small-scale

0.407

High

288754

NPM3
Nucleoplasmin-3

1

2

High-throughput

0.407

High

829924

PMEL
Melanocyte protein PMEL

2

0

High-throughput

0.328

High

1186430

ASTRB
Protein Aster-B

2

0

High-throughput

0.328

High

1199147

PKHO1
Pleckstrin homology domain-containing family O member 1

2

0

High-throughput

0.328

High

1280106

UBE3D
E3 ubiquitin-protein ligase E3D

2

0

High-throughput

0.328

High

1416456

PICK1
PRKCA-binding protein

2

0

High-throughput

0.316

High

216532

SUV91
Histone-lysine N-methyltransferase SUV39H1

1

0

High-throughput

0.299

High

1042064

LMNB2
Lamin-B2

1

0

High-throughput

0.279

Low

1249685

IGFL3
Insulin growth factor-like family member 3

1

0

High-throughput

0.279

Low

1329547

IQCF1
IQ domain-containing protein F1

1

0

High-throughput

0.279

Low


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Last updated: 11Aug2025