Protein: KPTN
KICSTOR complex protein kaptin (Actin-associated protein 2E4)

Gene: KPTN
Organism: Homo sapiens
Interactions: 57
UniProt ID: Q9Y664

Gene Ontology (top 5):
GO:0005765 - lysosomal membrane
GO:0007015 - actin filament organization
GO:0030027 - lamellipodium
GO:0032420 - stereocilium
GO:0034198 - cellular response to amino acid starvation

Download interactions: TXT   MITAB-2.5

Interaction Interactor Experiments Homologs Category Interaction
Score
Confidence

1381009

ITFG2
KICSTOR complex protein ITFG2

5

0

Small-scale

0.684

High

1429727

KLC2
Kinesin light chain 2

3

2

High-throughput

0.667

High

1211543

SZT2
KICSTOR complex protein SZT2

4

0

Small-scale

0.664

High

1398036

KICS2
KICSTOR subunit 2

4

0

Small-scale

0.664

High

271379

DEPD5
GATOR1 complex protein DEPDC5

3

0

Small-scale

0.638

High

750030

KINH
Kinesin-1 heavy chain

3

1

High-throughput

0.609

High

1060595

KLC1
Kinesin light chain 1

3

2

High-throughput

0.609

High

1449439

KLC4
Kinesin light chain 4

3

2

High-throughput

0.609

High

1169435

SAMTR
S-adenosylmethionine sensor upstream of mTORC1

2

0

High-throughput

0.602

High

1091917

NPRL3
GATOR1 complex protein NPRL3

2

0

Small-scale

0.585

High

1245347

WDR59
GATOR2 complex protein WDR59

2

1

Small-scale

0.584

High

1402138

WDR24
GATOR2 complex protein WDR24

2

1

Small-scale

0.584

High

1451960

MIOS
GATOR2 complex protein MIOS

2

1

Small-scale

0.584

High

1460879

FBX2
F-box only protein 2

1

0

High-throughput

0.513

High

243436

PRKN
E3 ubiquitin-protein ligase parkin

1

0

High-throughput

0.458

High

540779

LAMP1
Lysosome-associated membrane glycoprotein 1

1

0

Small-scale

0.458

High

1356201

NPRL2
GATOR1 complex protein NPRL2

1

0

Small-scale

0.458

High

1388918

SEH1
Nucleoporin SEH1

1

0

Small-scale

0.458

High

244199

KIF5C
Kinesin heavy chain isoform 5C

1

1

High-throughput

0.437

High

216141

IF4G3
Eukaryotic translation initiation factor 4 gamma 3

3

0

High-throughput

0.347

High

292944

RNH2A
Ribonuclease H2 subunit A

3

0

High-throughput

0.347

High

607727

DCAM
S-adenosylmethionine decarboxylase proenzyme

3

0

High-throughput

0.347

High

1216465

TMCO4
Transmembrane and coiled-coil domain-containing protein 4

3

0

High-throughput

0.347

High

1233278

ELP2
Elongator complex protein 2

3

0

High-throughput

0.347

High

1242512

NFRKB
Nuclear factor related to kappa-B-binding protein

3

0

High-throughput

0.347

High

1278162

MAVS
Mitochondrial antiviral-signaling protein

3

0

High-throughput

0.347

High

1363409

S14L1
SEC14-like protein 1

3

0

High-throughput

0.347

High

1389780

RBM33
RNA-binding protein 33

3

0

High-throughput

0.347

High

1397892

KLH15
Kelch-like protein 15

3

0

High-throughput

0.347

High

1419903

DPH1
2-(3-amino-3-carboxypropyl)histidine synthase subunit 1

3

0

High-throughput

0.347

High

1437284

ELP3
Elongator complex protein 3

3

0

High-throughput

0.347

High

1452903

GTSE1
G2 and S phase-expressed protein 1

3

0

High-throughput

0.347

High

1453006

FMN2
Formin-2

3

0

High-throughput

0.347

High

1459540

TES
Testin

3

0

High-throughput

0.347

High

1387718

VWCE
von Willebrand factor C and EGF domain-containing protein

3

0

High-throughput

0.345

High

1292683

PRSR2
Proline and serine-rich protein 2

2

0

High-throughput

0.328

High

1212133

OTUD3
OTU domain-containing protein 3

2

0

Small-scale

0.324

High

327671

ELP1
Elongator complex protein 1

2

0

High-throughput

0.318

High

1270294

BT2A1
Butyrophilin subfamily 2 member A1

2

0

High-throughput

0.318

High

1410931

HSPB9
Heat shock protein beta-9

2

0

High-throughput

0.318

High

1402660

SRPK1
SRSF protein kinase 1

1

0

High-throughput

0.287

High

317266

AL1A2
Retinal dehydrogenase 2

1

0

High-throughput

0.279

Low

518642

RAP2A
Ras-related protein Rap-2a

1

0

High-throughput

0.279

Low

1429277

ADA19
Disintegrin and metalloproteinase domain-containing protein 19

1

0

High-throughput

0.279

Low

1490948

CHSP1
Calcium-regulated heat-stable protein 1

1

0

High-throughput

0.279

Low

1491723

GMPPB
Mannose-1-phosphate guanylyltransferase catalytic subunit beta

1

0

High-throughput

0.279

Low

1490669

IPKG
cAMP-dependent protein kinase inhibitor gamma

1

0

High-throughput

0.269

Low

423552

A4
Amyloid-beta precursor protein

1

0

High-throughput

0.261

Low

323017

UBP19
Ubiquitin carboxyl-terminal hydrolase 19

1

0

High-throughput

0.249

Low

660902

HAP40
40-kDa huntingtin-associated protein

1

0

High-throughput

0.249

Low

835587

TSN7
Tetraspanin-7

1

0

High-throughput

0.249

Low

945129

RAB25
Ras-related protein Rab-25

1

0

High-throughput

0.249

Low

1453997

COX16
Cytochrome c oxidase assembly protein COX16 homolog, mitochondrial

1

0

High-throughput

0.249

Low

1460344

XPO7
Exportin-7

1

0

High-throughput

0.249

Low

1491059

SNX24
Sorting nexin-24

1

0

High-throughput

0.249

Low

1491805

AUP1
Lipid droplet-regulating VLDL assembly factor AUP1

1

0

High-throughput

0.249

Low

1381828

TR19L
Tumor necrosis factor receptor superfamily member 19L

1

0

High-throughput

0.232

Low


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Last updated: 11Aug2025