Protein: GRPR
Gastrin-releasing peptide receptor (GRP-R) (GRP-preferring bombesin receptor)

Gene: GRPR
Organism: Homo sapiens
Interactions: 61
UniProt ID: P30550

Gene Ontology (top 5):
GO:0005886 - plasma membrane
GO:0007186 - G protein-coupled receptor signaling pathway
GO:0007200 - phospholipase C-activating G protein-coupled receptor signaling pathway
GO:0007611 - learning or memory
GO:0008188 - neuropeptide receptor activity

Download interactions: TXT   MITAB-2.5

Interaction Interactor Experiments Homologs Category Interaction
Score
Confidence

720606

MTR1L
Melatonin-related receptor

2

19

High-throughput

0.811

High

720608

AVR2B
Activin receptor type-2B

2

3

High-throughput

0.811

High

720644

MRCKB
Serine/threonine-protein kinase MRCK beta

2

1

High-throughput

0.811

High

720595

TTK
Dual specificity protein kinase TTK

2

4

High-throughput

0.726

High

720617

DUSTY
Dual serine/threonine and tyrosine protein kinase

2

6

High-throughput

0.726

High

669380

PAR1
Proteinase-activated receptor 1

1

17

High-throughput

0.691

High

630462

RAB3B
Ras-related protein Rab-3B

2

5

High-throughput

0.628

High

720596

ATP7B
Copper-transporting ATPase 2

2

19

High-throughput

0.628

High

720597

CXG1
Gap junction gamma-1 protein

2

9

High-throughput

0.628

High

720599

SC6A8
Sodium- and chloride-dependent creatine transporter 1

2

1

High-throughput

0.628

High

720601

AT12A
Potassium-transporting ATPase alpha chain 2

2

16

High-throughput

0.628

High

720602

RAP1B
Ras-related protein Rap-1b

2

7

High-throughput

0.628

High

720603

ARF5
ADP-ribosylation factor 5

2

3

High-throughput

0.628

High

720612

LMBD2
G-protein coupled receptor-associated protein LMBRD2

2

5

High-throughput

0.628

High

720615

MFSD5
Molybdate-anion transporter

2

1

High-throughput

0.628

High

720624

LMBR1
Limb region 1 protein homolog

2

2

High-throughput

0.628

High

720636

ABCB6
ATP-binding cassette sub-family B member 6

2

4

High-throughput

0.628

High

720611

MBLC2
Acyl-coenzyme A thioesterase MBLAC2

2

0

High-throughput

0.602

High

720629

PANX1
Pannexin-1

2

0

High-throughput

0.602

High

173664

BTAF1
TATA-binding protein-associated factor 172

2

4

High-throughput

0.574

High

248564

FADS1
Acyl-CoA

2

4

High-throughput

0.574

High

630699

RAB4A
Ras-related protein Rab-4A

2

2

High-throughput

0.574

High

720604

TAP1
Antigen peptide transporter 1

2

5

High-throughput

0.574

High

720613

ATLA3
Atlastin-3

2

7

High-throughput

0.574

High

720619

DPH6
Diphthine--ammonia ligase

2

1

High-throughput

0.574

High

720620

ADCK1
AarF domain-containing protein kinase 1

2

6

High-throughput

0.574

High

720625

CDS1
Phosphatidate cytidylyltransferase 1

2

1

High-throughput

0.574

High

720631

PXL2A
Peroxiredoxin-like 2A

2

1

High-throughput

0.574

High

720634

ARV1
Protein ARV1

2

2

High-throughput

0.574

High

720638

ARL8B
ADP-ribosylation factor-like protein 8B

2

6

High-throughput

0.574

High

720640

FND3A
Fibronectin type-III domain-containing protein 3A

2

8

High-throughput

0.574

High

720642

DHRS7
Dehydrogenase/reductase SDR family member 7

2

4

High-throughput

0.574

High

255990

S19A2
Thiamine transporter 1

1

1

High-throughput

0.536

High

720605

CLN3
Battenin

1

1

High-throughput

0.536

High

720623

S35G2
Solute carrier family 35 member G2

1

2

High-throughput

0.536

High

720626

RB39B
Ras-related protein Rab-39B

1

6

High-throughput

0.536

High

506562

GPHRB
Golgi pH regulator B

2

7

High-throughput

0.533

High

85341

GPHRA
Golgi pH regulator A

2

7

High-throughput

0.504

High

458163

GRP
Gastrin-releasing peptide

1

0

Small-scale

0.500

High

360254

COX1
Cytochrome c oxidase subunit 1

1

4

High-throughput

0.489

High

720607

RAB32
Ras-related protein Rab-32

1

7

High-throughput

0.489

High

720609

PDK1
[Pyruvate dehydrogenase

1

3

High-throughput

0.489

High

720627

FACR2
Fatty acyl-CoA reductase 2

1

1

High-throughput

0.489

High

720628

ARL5B
ADP-ribosylation factor-like protein 5B

1

5

High-throughput

0.489

High

720632

MTG1
Mitochondrial ribosome-associated GTPase 1

1

2

High-throughput

0.489

High

720637

PLCD
1-acyl-sn-glycerol-3-phosphate acyltransferase delta

1

3

High-throughput

0.489

High

720633

CP250
Centrosome-associated protein CEP250

1

1

High-throughput

0.437

High

720600

CCHL
Holocytochrome c-type synthase

2

0

High-throughput

0.328

High

720610

ZNG1C
Zinc-regulated GTPase metalloprotein activator 1C

2

0

High-throughput

0.328

High

720614

ASPH2
Aspartate beta-hydroxylase domain-containing protein 2

2

0

High-throughput

0.328

High

720616

TMT1B
Thiol S-methyltransferase TMT1B

2

0

High-throughput

0.328

High

720618

UBP30
Ubiquitin carboxyl-terminal hydrolase 30

2

0

High-throughput

0.328

High

720622

RETR2
Reticulophagy regulator 2

2

0

High-throughput

0.328

High

720639

MD2L2
Mitotic spindle assembly checkpoint protein MAD2B

2

0

High-throughput

0.328

High

183130

GNPAT
Dihydroxyacetone phosphate acyltransferase

1

0

High-throughput

0.279

Low

720598

PEX19
Peroxisomal biogenesis factor 19

1

0

High-throughput

0.279

Low

720621

FITM2
Acyl-coenzyme A diphosphatase FITM2

1

0

High-throughput

0.279

Low

720630

MIPEP
Mitochondrial intermediate peptidase

1

0

High-throughput

0.279

Low

720635

NSUN3
tRNA

1

0

High-throughput

0.279

Low

720641

CIA30
Complex I intermediate-associated protein 30, mitochondrial

1

0

High-throughput

0.279

Low

720643

PTH2
Peptidyl-tRNA hydrolase 2, mitochondrial

1

0

High-throughput

0.279

Low


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Last updated: 11Aug2025