Protein: 5HT3C
5-hydroxytryptamine receptor 3C (5-HT3-C) (5-HT3C) (Serotonin receptor 3C)

Gene: 5HT3C, HTR3C
Organism: Homo sapiens
Interactions: 89
UniProt ID: Q8WXA8

Gene Ontology (top 5):
GO:0005231 - excitatory extracellular ligand-gated monoatomic ion channel activity
GO:0005886 - plasma membrane
GO:0007210 - serotonin receptor signaling pathway
GO:0007268 - chemical synaptic transmission
GO:0022850 - serotonin-gated monoatomic cation channel activity

Download interactions: TXT   MITAB-2.5

Interaction Interactor Experiments Homologs Category Interaction
Score
Confidence

560986

GP1BB
Platelet glycoprotein Ib beta chain

3

5

High-throughput

0.667

High

604128

CXA1
Gap junction alpha-1 protein

3

3

High-throughput

0.667

High

1106172

TUSC3
Dolichyl-diphosphooligosaccharide--protein glycosyltransferase subunit TUSC3

3

6

High-throughput

0.667

High

1214886

WLS
Protein wntless homolog

3

3

High-throughput

0.667

High

1310829

LRC8A
Volume-regulated anion channel subunit LRRC8A

3

7

High-throughput

0.667

High

1350020

SPP2B
Signal peptide peptidase-like 2B

3

9

High-throughput

0.667

High

1360195

S47A1
Multidrug and toxin extrusion protein 1

3

2

High-throughput

0.667

High

1360198

LRFN3
Leucine-rich repeat and fibronectin type-III domain-containing protein 3

3

2

High-throughput

0.667

High

855366

5HT3A
5-hydroxytryptamine receptor 3A

1

15

Small-scale

0.665

High

1120635

DAG1
Dystroglycan 1

3

0

High-throughput

0.638

High

582393

B4GT1
Beta-1,4-galactosyltransferase 1

2

3

High-throughput

0.611

High

1125868

FZD2
Frizzled-2

2

4

High-throughput

0.611

High

1281748

T179B
Transmembrane protein 179B

2

1

High-throughput

0.611

High

1309790

IPRI
Inositol 1,4,5-trisphosphate receptor-interacting protein

2

4

High-throughput

0.611

High

1360190

EDA
Ectodysplasin-A

2

4

High-throughput

0.611

High

1360192

ASTRA
Protein Aster-A

2

8

High-throughput

0.611

High

253872

TPST2
Protein-tyrosine sulfotransferase 2

3

5

High-throughput

0.609

High

1187816

UD3A2
UDP-glucuronosyltransferase 3A2

3

5

High-throughput

0.609

High

1214112

DIK1A
Divergent protein kinase domain 1A

3

5

High-throughput

0.609

High

1254300

TMPPE
Transmembrane protein with metallophosphoesterase domain

3

3

High-throughput

0.609

High

1257529

TMTC3
Protein O-mannosyl-transferase TMTC3

3

7

High-throughput

0.609

High

1275380

ERMP1
Endoplasmic reticulum metallopeptidase 1

3

3

High-throughput

0.609

High

1335212

NETO2
Neuropilin and tolloid-like protein 2

3

6

High-throughput

0.609

High

1353073

PIGO
GPI ethanolamine phosphate transferase 3, catalytic subunit

3

5

High-throughput

0.609

High

1360191

TM186
Transmembrane protein 186

3

1

High-throughput

0.609

High

1360200

SC11C
Signal peptidase complex catalytic subunit SEC11C

3

5

High-throughput

0.609

High

1360205

TM231
Transmembrane protein 231

3

2

High-throughput

0.609

High

1360206

ALG9
Alpha-1,2-mannosyltransferase ALG9

3

8

High-throughput

0.609

High

1360208

S38AA
Solute carrier family 38 member 10

3

2

High-throughput

0.609

High

1360209

CHSTC
Carbohydrate sulfotransferase 12

3

3

High-throughput

0.609

High

1360210

TM39A
Transmembrane protein 39A

3

8

High-throughput

0.609

High

1360218

POMT1
Protein O-mannosyl-transferase 1

3

9

High-throughput

0.609

High

49461

TM223
Transmembrane protein 223

2

3

High-throughput

0.558

High

1017533

RHG08
Rho GTPase-activating protein 8

2

2

High-throughput

0.558

High

1217316

MANEL
Glycoprotein endo-alpha-1,2-mannosidase-like protein

2

2

High-throughput

0.558

High

1281256

TMED4
Transmembrane emp24 domain-containing protein 4

2

1

High-throughput

0.558

High

1352321

RHBL4
Rhomboid-related protein 4

2

2

High-throughput

0.558

High

1360193

F241B
Protein FAM241B

2

1

High-throughput

0.558

High

1360199

LMF2
Lipase maturation factor 2

2

8

High-throughput

0.558

High

1360214

POMT2
Protein O-mannosyl-transferase 2

2

9

High-throughput

0.558

High

1360216

MAN1
Inner nuclear membrane protein Man1

2

7

High-throughput

0.558

High

1159160

SGCB
Beta-sarcoglycan

1

4

High-throughput

0.536

High

1333583

SIDT2
SID1 transmembrane family member 2

1

6

High-throughput

0.536

High

1143646

NOMO1
BOS complex subunit NOMO1

1

3

High-throughput

0.489

High

1228360

GL8D1
Glycosyltransferase 8 domain-containing protein 1

1

4

High-throughput

0.489

High

1360213

TM59L
Transmembrane protein 59-like

1

2

High-throughput

0.489

High

277030

ENTP6
Ectonucleoside triphosphate diphosphohydrolase 6

1

5

High-throughput

0.479

High

297235

PRAF3
PRA1 family protein 3

1

1

High-throughput

0.479

High

1293271

LSR
Lipolysis-stimulated lipoprotein receptor

1

6

High-throughput

0.479

High

1333105

AT11C
Phospholipid-transporting ATPase IG

1

2

High-throughput

0.479

High

1333747

TM87A
Transmembrane protein 87A

1

3

High-throughput

0.479

High

1356273

ABHD3
Phospholipase ABHD3

1

1

High-throughput

0.479

High

1360202

SEM4C
Semaphorin-4C

1

3

High-throughput

0.479

High

1360207

PACC1
Proton-activated chloride channel

1

2

High-throughput

0.479

High

1360211

CC50A
Cell cycle control protein 50A

1

1

High-throughput

0.479

High

85491

B7ZMA4
LOC553158 protein

1

2

High-throughput

0.437

High

212590

GPAA1
GPI-anchor transamidase component GPAA1

1

1

High-throughput

0.437

High

321013

SUN1
SUN domain-containing protein 1

1

2

High-throughput

0.437

High

1010508

EREP3
Protein ENTREP3

1

4

High-throughput

0.437

High

1022439

IDD
Integral membrane protein DGCR2/IDD

1

2

High-throughput

0.437

High

1152829

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

1

1

High-throughput

0.437

High

1218270

DIK1B
Divergent protein kinase domain 1B

1

5

High-throughput

0.437

High

1260336

PGAP1
GPI inositol-deacylase

1

2

High-throughput

0.437

High

1294223

GOLI
E3 ubiquitin-protein ligase RNF130

1

12

High-throughput

0.437

High

1315461

K2013
Uncharacterized protein KIAA2013

1

2

High-throughput

0.437

High

1336991

DIK2A
Divergent protein kinase domain 2A

1

4

High-throughput

0.437

High

1349359

RDH11
Retinol dehydrogenase 11

1

2

High-throughput

0.437

High

1360194

C1GLC
C1GALT1-specific chaperone 1

1

3

High-throughput

0.437

High

1360197

LMF1
Lipase maturation factor 1

1

8

High-throughput

0.437

High

1360201

FUT8
Alpha-(1,6)-fucosyltransferase

1

4

High-throughput

0.437

High

1360203

LNP
Endoplasmic reticulum junction formation protein lunapark

1

1

High-throughput

0.437

High

1360215

SPG7
Mitochondrial inner membrane m-AAA protease component paraplegin

1

1

High-throughput

0.437

High

1360217

TMX2
Thioredoxin-related transmembrane protein 2

1

2

High-throughput

0.437

High

72895

B1AHC3
PRR5-ARHGAP8 readthrough

1

2

High-throughput

0.407

High

350396

ABHGA
Phosphatidylserine lipase ABHD16A

3

0

High-throughput

0.347

High

1329630

MET25
Probable methyltransferase-like protein 25

3

0

High-throughput

0.347

High

1334276

S38A9
Neutral amino acid transporter 9

3

0

High-throughput

0.347

High

1337033

TM104
Transmembrane protein 104

3

0

High-throughput

0.347

High

1348029

S35B2
Adenosine 3'-phospho 5'-phosphosulfate transporter 1

3

0

High-throughput

0.347

High

1360204

PIGM
GPI alpha-1,4-mannosyltransferase I, catalytic subunit

3

0

High-throughput

0.347

High

1360212

IMPA3
Golgi-resident adenosine 3',5'-bisphosphate 3'-phosphatase

3

0

High-throughput

0.347

High

129885

GET1
Guided entry of tail-anchored proteins factor 1

2

0

High-throughput

0.318

High

1028505

PLIN5
Perilipin-5

1

0

High-throughput

0.279

Low

215615

EMC8
ER membrane protein complex subunit 8

1

0

High-throughput

0.249

Low

687120

MGAT1
Alpha-1,3-mannosyl-glycoprotein 2-beta-N-acetylglucosaminyltransferase

1

0

High-throughput

0.249

Low

1203422

AG10A
Dol-P-Glc:Glc(2)Man(9)GlcNAc(2)-PP-Dol alpha-1,2-glucosyltransferase

1

0

High-throughput

0.249

Low

1206270

NHLC3
NHL repeat-containing protein 3

1

0

High-throughput

0.249

Low

1360189

BRI3B
BRI3-binding protein

1

0

High-throughput

0.249

Low

1360196

MBOA7
Membrane-bound acylglycerophosphatidylinositol O-acyltransferase MBOAT7

1

0

High-throughput

0.249

Low


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Last updated: 11Aug2025