Protein: TJAP1
Tight junction-associated protein 1 (Protein incorporated later into tight junctions) (Tight junction protein 4)

Gene: TJAP1
Organism: Homo sapiens
Interactions: 48
UniProt ID: Q5JTD0

Gene Ontology (top 5):
GO:0005768 - endosome
GO:0005794 - Golgi apparatus
GO:0005802 - trans-Golgi network
GO:0005886 - plasma membrane
GO:0005923 - bicellular tight junction

Download interactions: TXT   MITAB-2.5

Interaction Interactor Experiments Homologs Category Interaction
Score
Confidence

355080

APBA3
Amyloid-beta A4 precursor protein-binding family A member 3

3

9

High-throughput

0.662

High

1206649

APBA2
Amyloid-beta A4 precursor protein-binding family A member 2

3

9

High-throughput

0.662

High

724393

COR1A
Coronin-1A

3

0

High-throughput

0.638

High

1116489

FHL3
Four and a half LIM domains protein 3

3

1

High-throughput

0.609

High

1036654

APBA1
Amyloid-beta A4 precursor protein-binding family A member 1

2

9

Small-scale

0.602

High

1206654

SYNCI
Syncoilin

2

1

High-throughput

0.574

High

1206650

TRI54
Tripartite motif-containing protein 54

2

1

High-throughput

0.553

High

1091512

DLG1
Disks large homolog 1

1

6

Small-scale

0.552

High

1006078

DLG4
Disks large homolog 4

1

6

High-throughput

0.541

High

249472

ACSL4
Long-chain-fatty-acid--CoA ligase 4

1

0

High-throughput

0.513

High

1206657

VPS18
Vacuolar protein sorting-associated protein 18 homolog

1

0

High-throughput

0.513

High

540484

LAMP1
Lysosome-associated membrane glycoprotein 1

1

2

High-throughput

0.479

High

541535

FGFR1
Fibroblast growth factor receptor 1

1

1

High-throughput

0.479

High

560416

IFM1
Interferon-induced transmembrane protein 1

1

1

High-throughput

0.479

High

562102

LAMP2
Lysosome-associated membrane glycoprotein 2

1

2

High-throughput

0.479

High

648546

FGFR4
Fibroblast growth factor receptor 4

1

1

High-throughput

0.479

High

827200

ARL1
ADP-ribosylation factor-like protein 1

1

2

High-throughput

0.479

High

975071

ARF6
ADP-ribosylation factor 6

1

1

High-throughput

0.479

High

1031407

IFM3
Interferon-induced transmembrane protein 3

1

1

High-throughput

0.479

High

1206659

LAMP3
Lysosome-associated membrane glycoprotein 3

1

2

High-throughput

0.479

High

1206640

Q6FHY5
MEOX2 protein

1

1

High-throughput

0.470

High

164358

NRP1
Neuropilin-1

1

0

High-throughput

0.458

High

218274

TGON2
Trans-Golgi network integral membrane protein 2

1

0

High-throughput

0.458

High

327294

ZFPL1
Zinc finger protein-like 1

1

0

High-throughput

0.458

High

604018

CXA1
Gap junction alpha-1 protein

1

0

High-throughput

0.458

High

956327

RAB2A
Ras-related protein Rab-2A

1

0

High-throughput

0.458

High

1206641

LTOR1
Ragulator complex protein LAMTOR1

1

0

High-throughput

0.458

High

1206644

ATG9A
Autophagy-related protein 9A

1

0

High-throughput

0.458

High

1206646

TIP
T-cell immunomodulatory protein

1

0

High-throughput

0.458

High

1206648

GOGA1
Golgin subfamily A member 1

1

0

High-throughput

0.458

High

1206647

DLG3
Disks large homolog 3

1

6

High-throughput

0.445

High

893903

MEOX2
Homeobox protein MOX-2

1

1

High-throughput

0.439

High

172901

XPO1
Exportin-1

1

2

High-throughput

0.437

High

65063

GG6L9
Golgin subfamily A member 6-like protein 9

2

0

High-throughput

0.316

High

341787

K2C75
Keratin, type II cytoskeletal 75

2

0

High-throughput

0.316

High

329934

ZWINT
Outer kinetochore KNL1 complex subunit ZWINT

1

0

High-throughput

0.279

Low

1206642

CTR9
RNA polymerase-associated protein CTR9 homolog

1

0

High-throughput

0.279

Low

1206643

CHSTF
Carbohydrate sulfotransferase 15

1

0

High-throughput

0.279

Low

1206645

SYCE1
Synaptonemal complex central element protein 1

1

0

High-throughput

0.279

Low

1206651

MIS12
Protein MIS12 homolog

1

0

High-throughput

0.279

Low

139887

RCAS1
Receptor-binding cancer antigen expressed on SiSo cells

1

0

High-throughput

0.249

Low

179922

BET1
BET1 homolog

1

0

High-throughput

0.249

Low

1045370

TF65
Transcription factor p65

1

0

High-throughput

0.249

Low

1206652

3BHS7
3 beta-hydroxysteroid dehydrogenase type 7

1

0

High-throughput

0.249

Low

1206653

EGLN3
Prolyl hydroxylase EGLN3

1

0

High-throughput

0.249

Low

1206655

TMT1A
Thiol S-methyltransferase TMT1A

1

0

High-throughput

0.249

Low

1206656

ELOV5
Very long chain fatty acid elongase 5

1

0

High-throughput

0.249

Low

1206658

B3GA1
Galactosylgalactosylxylosylprotein 3-beta-glucuronosyltransferase 1

1

0

High-throughput

0.249

Low


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Last updated: 11Aug2025