Protein: PEX19
Peroxisomal biogenesis factor 19 (33 kDa housekeeping protein) (Peroxin-19) (Peroxisomal farnesylated protein)

Gene: PEX19
Organism: Homo sapiens
Interactions: 192
UniProt ID: P40855

Gene Ontology (top 5):
GO:0005634 - nucleus
GO:0005654 - nucleoplasm
GO:0005737 - cytoplasm
GO:0005777 - peroxisome
GO:0005778 - peroxisomal membrane

Download interactions: TXT   MITAB-2.5

Interaction Interactor Experiments Homologs Category Interaction
Score
Confidence

828347

PEX3
Peroxisomal biogenesis factor 3

24

2

Small-scale

0.769

High

354449

PX11B
Peroxisomal membrane protein 11B

10

2

Small-scale

0.756

High

278819

PEX14
Peroxisomal membrane protein PEX14

8

1

Small-scale

0.753

High

828478

PEX16
Peroxisomal membrane protein PEX16

12

0

Small-scale

0.727

High

701766

ABCD3
ATP-binding cassette sub-family D member 3

5

4

Small-scale

0.719

High

828454

PXMP2
Peroxisomal membrane protein 2

7

0

Small-scale

0.713

High

828422

PEX13
Peroxisomal membrane protein PEX13

4

3

Small-scale

0.702

High

828381

LTMD1
LETM1 domain-containing protein 1

4

1

High-throughput

0.691

High

828416

NAT14
Probable N-acetyltransferase 14

5

0

High-throughput

0.682

High

142084

PEX12
Peroxisome assembly protein 12

3

4

Small-scale

0.670

High

318283

MYO1D
Unconventional myosin-Id

3

3

High-throughput

0.667

High

828357

GALT2
Polypeptide N-acetylgalactosaminyltransferase 2

3

2

High-throughput

0.667

High

828374

TMTC4
Protein O-mannosyl-transferase TMTC4

3

1

High-throughput

0.667

High

828390

IQGA3
Ras GTPase-activating-like protein IQGAP3

3

3

High-throughput

0.667

High

828397

MIRO1
Mitochondrial Rho GTPase 1

3

2

High-throughput

0.667

High

828400

ASPM
Abnormal spindle-like microcephaly-associated protein

3

4

High-throughput

0.667

High

828409

DHB11
Estradiol 17-beta-dehydrogenase 11

3

1

High-throughput

0.667

High

828430

FACR2
Fatty acyl-CoA reductase 2

3

1

High-throughput

0.667

High

828453

MYO5C
Unconventional myosin-Vc

3

3

High-throughput

0.667

High

828470

MYO5B
Unconventional myosin-Vb

3

3

High-throughput

0.667

High

828476

MYO5A
Unconventional myosin-Va

3

3

High-throughput

0.667

High

228066

PM34
Peroxisomal membrane protein PMP34

3

1

Small-scale

0.662

High

755329

ABCD1
ATP-binding cassette sub-family D member 1

3

4

Small-scale

0.662

High

828466

ABCD2
ATP-binding cassette sub-family D member 2

3

4

Small-scale

0.662

High

628345

CD33
Myeloid cell surface antigen CD33

4

0

High-throughput

0.661

High

828391

CMTD1
Catechol O-methyltransferase domain-containing protein 1

4

0

High-throughput

0.661

High

828410

SCPDL
Saccharopine dehydrogenase-like oxidoreductase

4

0

High-throughput

0.661

High

828411

UXS1
UDP-glucuronic acid decarboxylase 1

4

0

High-throughput

0.661

High

828414

F174A
Membrane protein FAM174A

4

0

High-throughput

0.661

High

828388

PEX26
Peroxisome assembly protein 26

4

0

Small-scale

0.661

High

828380

S27A4
Long-chain fatty acid transport protein 4

3

2

High-throughput

0.650

High

828462

PD1L1
Programmed cell death 1 ligand 1

3

2

High-throughput

0.650

High

828339

PEX19
Peroxisomal biogenesis factor 19

1

2

Small-scale

0.647

High

656060

PPIB
Peptidyl-prolyl cis-trans isomerase B

3

0

High-throughput

0.646

High

253552

PEX10
Peroxisome biogenesis factor 10

3

5

Small-scale

0.645

High

269999

XYLK
Glycosaminoglycan xylosylkinase

3

0

High-throughput

0.638

High

471624

CY1
Cytochrome c1, heme protein, mitochondrial

3

0

High-throughput

0.638

High

828356

MGAT2
Alpha-1,6-mannosyl-glycoprotein 2-beta-N-acetylglucosaminyltransferase

3

0

High-throughput

0.638

High

828378

CENPP
Centromere protein P

3

0

High-throughput

0.638

High

828382

CC033
Protein C3orf33

3

0

High-throughput

0.638

High

828387

HS2ST
Heparan sulfate 2-O-sulfotransferase 1

3

0

High-throughput

0.638

High

828392

CHSS1
Chondroitin sulfate synthase 1

3

0

High-throughput

0.638

High

828394

PTOV1
Prostate tumor-overexpressed gene 1 protein

3

0

High-throughput

0.638

High

828402

ABD12
Lysophosphatidylserine lipase ABHD12

3

0

High-throughput

0.638

High

828412

MSPD2
Motile sperm domain-containing protein 2

3

0

High-throughput

0.638

High

828424

MUL1
Mitochondrial ubiquitin ligase activator of NFKB 1

3

0

High-throughput

0.638

High

828425

MARC2
Mitochondrial amidoxime reducing component 2

3

0

High-throughput

0.638

High

828431

B3GT6
Beta-1,3-galactosyltransferase 6

3

0

High-throughput

0.638

High

828451

AT132
Polyamine-transporting ATPase 13A2

3

0

High-throughput

0.638

High

828452

HINT3
Adenosine 5'-monophosphoramidase HINT3

3

0

High-throughput

0.638

High

828455

CHST7
Carbohydrate sulfotransferase 7

3

0

High-throughput

0.638

High

828456

EXD2
Exonuclease 3'-5' domain-containing protein 2

3

0

High-throughput

0.638

High

828460

QPCTL
Glutaminyl-peptide cyclotransferase-like protein

3

0

High-throughput

0.638

High

828471

CAH14
Carbonic anhydrase 14

3

0

High-throughput

0.638

High

828472

TTF2
Transcription termination factor 2

3

0

High-throughput

0.638

High

828473

EXOG
Nuclease EXOG, mitochondrial

3

0

High-throughput

0.638

High

828406

SIGL1
SIGLEC family-like protein 1

3

0

High-throughput

0.634

High

702418

PEX2
Peroxisome biogenesis factor 2

2

2

Small-scale

0.619

High

828401

PLD6
Mitochondrial cardiolipin hydrolase

3

1

High-throughput

0.609

High

828403

GLT16
Polypeptide N-acetylgalactosaminyltransferase 16

3

2

High-throughput

0.609

High

828383

S27A1
Long-chain fatty acid transport protein 1

2

2

High-throughput

0.601

High

362904

EGFR
Epidermal growth factor receptor

3

0

Small-scale

0.597

High

773813

SOAT1
Sterol O-acyltransferase 1

2

0

High-throughput

0.585

High

828345

ECHB
Trifunctional enzyme subunit beta, mitochondrial

2

0

High-throughput

0.585

High

828385

TPTE2
Phosphatidylinositol 3,4,5-trisphosphate 3-phosphatase TPTE2

2

0

High-throughput

0.585

High

828404

PNKD
Probable thioesterase PNKD

2

0

High-throughput

0.585

High

219609

B2L11
Bcl-2-like protein 11

2

0

High-throughput

0.580

High

828407

NAT8L
N-acetylaspartate synthetase

2

0

High-throughput

0.580

High

828459

MARH5
E3 ubiquitin-protein ligase MARCHF5

2

0

Small-scale

0.576

High

828469

CC018
Uncharacterized protein C3orf18

2

0

High-throughput

0.576

High

683207

TNR5
Tumor necrosis factor receptor superfamily member 5

2

1

High-throughput

0.549

High

828377

A16L1
Autophagy-related protein 16-1

2

0

High-throughput

0.547

High

184054

ACOX3
Peroxisomal acyl-coenzyme A oxidase 3

1

1

High-throughput

0.536

High

828457

DJC11
DnaJ homolog subfamily C member 11

1

1

High-throughput

0.536

High

217066

MS18B
Protein Mis18-beta

1

0

High-throughput

0.518

High

719112

MPIP1
M-phase inducer phosphatase 1

1

0

High-throughput

0.518

High

828351

DLG4
Disks large homolog 4

1

0

High-throughput

0.518

High

828358

STK3
Serine/threonine-protein kinase 3

1

0

High-throughput

0.518

High

828363

IRF3
Interferon regulatory factor 3

1

0

High-throughput

0.518

High

828379

MFSD5
Molybdate-anion transporter

1

0

High-throughput

0.518

High

828421

KIFA3
Kinesin-associated protein 3

1

0

High-throughput

0.518

High

828423

TMM54
Transmembrane protein 54

1

0

High-throughput

0.518

High

828433

SRPK1
SRSF protein kinase 1

1

0

High-throughput

0.518

High

828465

GSKIP
GSK3B-interacting protein

1

0

High-throughput

0.518

High

828479

JAM1
Junctional adhesion molecule A

1

0

High-throughput

0.518

High

194810

KCNN4
Intermediate conductance calcium-activated potassium channel protein 4

1

0

High-throughput

0.513

High

251436

NMT2
Glycylpeptide N-tetradecanoyltransferase 2

1

0

High-throughput

0.513

High

592713

LEUK
Leukosialin

1

0

High-throughput

0.513

High

708833

PTN4
Tyrosine-protein phosphatase non-receptor type 4

1

0

High-throughput

0.513

High

828340

PE2R3
Prostaglandin E2 receptor EP3 subtype

1

0

High-throughput

0.513

High

828359

KCAB2
Voltage-gated potassium channel subunit beta-2

1

0

High-throughput

0.513

High

828417

DCAKD
Dephospho-CoA kinase domain-containing protein

1

0

High-throughput

0.513

High

828434

YMEL1
ATP-dependent zinc metalloprotease YME1L1

1

0

High-throughput

0.513

High

828435

RMD3
Regulator of microtubule dynamics protein 3

1

0

High-throughput

0.513

High

828440

CENPO
Centromere protein O

1

0

High-throughput

0.513

High

828481

PXMP4
Peroxisomal membrane protein 4

1

0

Small-scale

0.493

High

329230

LETM1
Mitochondrial proton/calcium exchanger protein

1

1

High-throughput

0.489

High

828365

P2RY6
P2Y purinoceptor 6

1

1

High-throughput

0.489

High

828368

SMAD2
Mothers against decapentaplegic homolog 2

1

0

High-throughput

0.486

High

172531

XPO1
Exportin-1

1

2

High-throughput

0.479

High

674957

TNR6
Tumor necrosis factor receptor superfamily member 6

1

1

High-throughput

0.479

High

828344

TERA
Transitional endoplasmic reticulum ATPase

1

1

Small-scale

0.479

High

828370

PTPRN
Receptor-type tyrosine-protein phosphatase-like N

1

1

High-throughput

0.479

High

828373

GLE1
mRNA export factor GLE1

1

1

High-throughput

0.479

High

828396

MIRO2
Mitochondrial Rho GTPase 2

1

2

High-throughput

0.479

High

828475

FIS1
Mitochondrial fission 1 protein

1

1

High-throughput

0.479

High

302413

RNF8
E3 ubiquitin-protein ligase RNF8

1

0

Small-scale

0.458

High

327186

ZFPL1
Zinc finger protein-like 1

1

0

High-throughput

0.458

High

606360

CEBPB
CCAAT/enhancer-binding protein beta

1

0

High-throughput

0.458

High

828341

VASP
Vasodilator-stimulated phosphoprotein

1

0

High-throughput

0.458

High

828342

RAB9A
Ras-related protein Rab-9A

1

0

High-throughput

0.458

High

828348

BCAR1
Breast cancer anti-estrogen resistance protein 1

1

0

High-throughput

0.458

High

828349

DJB13
DnaJ homolog subfamily B member 13

1

0

High-throughput

0.458

High

828361

CUL4B
Cullin-4B

1

0

Small-scale

0.458

High

828362

DYR1A
Dual specificity tyrosine-phosphorylation-regulated kinase 1A

1

0

High-throughput

0.458

High

828375

ACBD5
Acyl-CoA-binding domain-containing protein 5

1

0

High-throughput

0.458

High

828386

COX15
Heme A synthase COX15

1

0

High-throughput

0.458

High

828393

DYR2
Dihydrofolate reductase 2, mitochondrial

1

0

High-throughput

0.458

High

828413

FBX30
F-box only protein 30

1

0

High-throughput

0.458

High

828418

PMGT1
Protein O-linked-mannose beta-1,2-N-acetylglucosaminyltransferase 1

1

0

High-throughput

0.458

High

828419

BAP1
Ubiquitin carboxyl-terminal hydrolase BAP1

1

0

High-throughput

0.458

High

828420

AKAP1
A-kinase anchor protein 1, mitochondrial

1

0

High-throughput

0.458

High

828444

EGLN1
Egl nine homolog 1

1

0

High-throughput

0.458

High

828458

OCAD1
OCIA domain-containing protein 1

1

0

High-throughput

0.458

High

828461

MTCH1
Mitochondrial carrier homolog 1

1

0

High-throughput

0.458

High

104115

F5H1C8
Solute carrier family 15 member 3

1

1

High-throughput

0.445

High

171407

S27A2
Long-chain fatty acid transport protein 2

1

2

High-throughput

0.445

High

828366

TOM20
Mitochondrial import receptor subunit TOM20 homolog

1

2

High-throughput

0.437

High

828398

S15A3
Solute carrier family 15 member 3

1

1

High-throughput

0.437

High

166261

ZNT4
Probable proton-coupled zinc antiporter SLC30A4

1

0

High-throughput

0.426

High

292272

S22A3
Solute carrier family 22 member 3

1

0

High-throughput

0.426

High

563356

CFTR
Cystic fibrosis transmembrane conductance regulator

1

0

High-throughput

0.426

High

828352

S35A2
UDP-galactose translocator

1

0

High-throughput

0.426

High

828353

EFNB1
Ephrin-B1

1

0

High-throughput

0.426

High

828399

S35F3
Solute carrier family 35 member F3

1

0

High-throughput

0.426

High

828426

S67A1
Solute carrier family 67 member A1

1

0

High-throughput

0.426

High

828436

S1PR3
Sphingosine 1-phosphate receptor 3

1

0

High-throughput

0.426

High

274834

PX11A
Peroxisomal membrane protein 11A

1

2

Small-scale

0.408

High

828367

CD226
CD226 antigen

1

2

High-throughput

0.407

High

828427

FAF2
FAS-associated factor 2

6

0

High-throughput

0.382

High

828450

IL23A
Interleukin-23 subunit alpha

3

0

High-throughput

0.352

High

322132

GLCE
D-glucuronyl C5-epimerase

3

0

High-throughput

0.347

High

462765

QCR6
Cytochrome b-c1 complex subunit 6, mitochondrial

3

0

High-throughput

0.347

High

828350

SELT
Thioredoxin reductase-like selenoprotein T

3

0

High-throughput

0.347

High

828369

EXT1
Exostosin-1

3

0

High-throughput

0.347

High

828376

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

3

0

High-throughput

0.347

High

828395

GLBL2
Beta-galactosidase-1-like protein 2

3

0

High-throughput

0.347

High

828432

RDH12
Retinol dehydrogenase 12

3

0

High-throughput

0.347

High

828438

CMS1
Protein CMSS1

3

0

High-throughput

0.347

High

828441

HIG2A
HIG1 domain family member 2A, mitochondrial

3

0

High-throughput

0.347

High

828442

RM20
Large ribosomal subunit protein bL20m

3

0

High-throughput

0.347

High

828463

SELN
Selenoprotein N

3

0

High-throughput

0.347

High

640112

EPHA1
Ephrin type-A receptor 1

3

0

High-throughput

0.345

High

828360

TUSC3
Dolichyl-diphosphooligosaccharide--protein glycosyltransferase subunit TUSC3

3

0

High-throughput

0.339

High

828447

SPRNG
SREBP regulating gene protein

2

0

High-throughput

0.328

High

828405

IQCF1
IQ domain-containing protein F1

2

0

High-throughput

0.318

High

378366

IFNB
Interferon beta

2

0

High-throughput

0.316

High

828343

SUOX
Sulfite oxidase, mitochondrial

2

0

High-throughput

0.316

High

828437

THIOM
Thioredoxin, mitochondrial

2

0

High-throughput

0.316

High

828468

PS1C2
Psoriasis susceptibility 1 candidate gene 2 protein

2

0

High-throughput

0.316

High

828445

UN93B
Protein unc-93 homolog B1

2

0

High-throughput

0.313

High

828480

FKBP7
Peptidyl-prolyl cis-trans isomerase FKBP7

1

0

High-throughput

0.299

High

254547

EIF1B
Eukaryotic translation initiation factor 1b

1

0

High-throughput

0.282

High

228805

SCO2
Protein SCO2 homolog, mitochondrial

1

0

High-throughput

0.279

Low

253818

TPST2
Protein-tyrosine sulfotransferase 2

1

0

High-throughput

0.279

Low

720598

GRPR
Gastrin-releasing peptide receptor

1

0

High-throughput

0.279

Low

828346

PAR2
Proteinase-activated receptor 2

1

0

High-throughput

0.279

Low

828355

GOGA2
Golgin subfamily A member 2

1

0

High-throughput

0.279

Low

828372

DB136
Defensin beta 136

1

0

High-throughput

0.279

Low

828384

BTNL9
Butyrophilin-like protein 9

1

0

High-throughput

0.279

Low

828408

UBAC2
Ubiquitin-associated domain-containing protein 2

1

0

High-throughput

0.279

Low

828443

SEM4C
Semaphorin-4C

1

0

High-throughput

0.279

Low

828477

GPR45
Probable G-protein coupled receptor 45

1

0

High-throughput

0.279

Low

828429

ATPMK
ATP synthase F(0) complex subunit k, mitochondrial

1

0

High-throughput

0.269

Low

124255

HAX1
HCLS1-associated protein X-1

1

0

High-throughput

0.249

Low

340996

DIRA3
GTP-binding protein Di-Ras3

1

0

High-throughput

0.249

Low

519067

COX8A
Cytochrome c oxidase subunit 8A, mitochondrial

1

0

High-throughput

0.249

Low

828354

PMP22
Peripheral myelin protein 22

1

0

Small-scale

0.249

Low

828364

MBTP1
Membrane-bound transcription factor site-1 protease

1

0

High-throughput

0.249

Low

828428

BORC6
BLOC-1-related complex subunit 6

1

0

High-throughput

0.249

Low

828439

PGAP4
GPI-N-acetylgalactosamine transferase PGAP4

1

0

High-throughput

0.249

Low

828446

S2551
Mitochondrial nicotinamide adenine dinucleotide transporter SLC25A51

1

0

High-throughput

0.249

Low

828464

HACD3
Very-long-chain

1

0

High-throughput

0.249

Low

828467

QCR9
Cytochrome b-c1 complex subunit 9

1

0

High-throughput

0.249

Low

828474

TMX2
Thioredoxin-related transmembrane protein 2

1

0

High-throughput

0.249

Low

262210

SCN2B
Sodium channel regulatory subunit beta-2

1

0

High-throughput

0.232

Low

828371

ATG2A
Autophagy-related protein 2 homolog A

1

0

Small-scale

0.232

Low

828389

RIC3
Protein RIC-3

1

0

High-throughput

0.232

Low

828415

MO2R1
Cell surface glycoprotein CD200 receptor 1

1

0

High-throughput

0.232

Low

828448

PACC1
Proton-activated chloride channel

1

0

High-throughput

0.232

Low

828449

SO1B3
Solute carrier organic anion transporter family member 1B3

1

0

High-throughput

0.232

Low


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Last updated: 11Aug2025