Protein: IRS1
Insulin receptor substrate 1 (IRS-1)

Gene: IRS1
Organism: Homo sapiens
Interactions: 109
UniProt ID: P35568

Gene Ontology (top 5):
GO:0001784 - phosphotyrosine residue binding
GO:0005068 - transmembrane receptor protein tyrosine kinase adaptor activity
GO:0005080 - protein kinase C binding
GO:0005158 - insulin receptor binding
GO:0005159 - insulin-like growth factor receptor binding

Download interactions: TXT   MITAB-2.5

Interaction Interactor Experiments Homologs Category Interaction
Score
Confidence

439666

INSR
Insulin receptor

10

20

Small-scale

0.971

High

772479

GRB2
Growth factor receptor-bound protein 2

7

20

Small-scale

0.963

High

465432

IGF1R
Insulin-like growth factor 1 receptor

6

20

Small-scale

0.929

High

772507

RPTOR
Regulatory-associated protein of mTOR

3

11

Small-scale

0.857

High

253310

JAK2
Tyrosine-protein kinase JAK2

3

20

Small-scale

0.834

High

658643

JAK1
Tyrosine-protein kinase JAK1

3

20

Small-scale

0.834

High

772471

MK08
Mitogen-activated protein kinase 8

2

10

Small-scale

0.807

High

658571

KS6B1
Ribosomal protein S6 kinase beta-1

2

12

Small-scale

0.799

High

699616

P85A
Phosphatidylinositol 3-kinase regulatory subunit alpha

36

20

Small-scale

0.769

High

728065

AKT1
RAC-alpha serine/threonine-protein kinase

2

10

Small-scale

0.768

High

772487

KPCD
Protein kinase C delta type

2

7

Small-scale

0.768

High

772494

GRB10
Growth factor receptor-bound protein 10

2

20

Small-scale

0.768

High

772476

JAK3
Tyrosine-protein kinase JAK3

2

20

Small-scale

0.754

High

772468

PK3CA
Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform

9

8

Small-scale

0.752

High

772529

FBW1B
F-box/WD repeat-containing protein 11

2

10

Small-scale

0.737

High

772523

SH2B1
SH2B adapter protein 1

2

20

Small-scale

0.727

High

772488

PTN11
Tyrosine-protein phosphatase non-receptor type 11

6

10

Small-scale

0.725

High

167837

IKKB
Inhibitor of nuclear factor kappa-B kinase subunit beta

1

8

Small-scale

0.715

High

177808

IKKA
Inhibitor of nuclear factor kappa-B kinase subunit alpha

1

9

Small-scale

0.715

High

772485

1433F
14-3-3 protein eta

5

20

Small-scale

0.714

High

772510

P55G
Phosphatidylinositol 3-kinase regulatory subunit gamma

5

20

Small-scale

0.714

High

772486

FAK1
Focal adhesion kinase 1

1

20

Small-scale

0.713

High

772502

TRI72
Tripartite motif-containing protein 72

4

4

Small-scale

0.708

High

729645

1433B
14-3-3 protein beta/alpha

5

20

Small-scale

0.706

High

772470

MTOR
Serine/threonine-protein kinase mTOR

4

6

Small-scale

0.702

High

772477

1433G
14-3-3 protein gamma

4

20

Small-scale

0.694

High

772478

1433E
14-3-3 protein epsilon

4

9

Small-scale

0.692

High

772508

FBXW8
F-box/WD repeat-containing protein 8

3

13

Small-scale

0.674

High

772490

KHDR1
KH domain-containing, RNA-binding, signal transduction-associated protein 1

3

5

Small-scale

0.664

High

222025

NCK2
Cytoplasmic protein NCK2

1

20

Small-scale

0.647

High

362878

EGFR
Epidermal growth factor receptor

1

20

High-throughput

0.647

High

410668

ERBB2
Receptor tyrosine-protein kinase erbB-2

1

20

High-throughput

0.647

High

691649

MK03
Mitogen-activated protein kinase 3

1

5

Small-scale

0.647

High

772467

IRS1
Insulin receptor substrate 1

1

13

Small-scale

0.647

High

772499

LRRK2
Leucine-rich repeat serine/threonine-protein kinase 2

1

6

High-throughput

0.647

High

772518

PASK
PAS domain-containing serine/threonine-protein kinase

1

7

Small-scale

0.647

High

225470

CYH3
Cytohesin-3

1

6

Small-scale

0.646

High

772519

CYH2
Cytohesin-2

1

6

Small-scale

0.646

High

193219

SOCS1
Suppressor of cytokine signaling 1

3

20

Small-scale

0.640

High

294832

BCAR3
Breast cancer anti-estrogen resistance protein 3

2

20

High-throughput

0.634

High

690783

1433T
14-3-3 protein theta

3

20

Small-scale

0.633

High

611014

PTN1
Tyrosine-protein phosphatase non-receptor type 1

2

14

Small-scale

0.619

High

159540

DVL2
Segment polarity protein dishevelled homolog DVL-2

1

14

Small-scale

0.618

High

302765

CIAO1
Probable cytosolic iron-sulfur protein assembly protein CIAO1

1

13

High-throughput

0.618

High

440413

FYN
Tyrosine-protein kinase Fyn

1

20

Small-scale

0.618

High

625223

CSK22
Casein kinase II subunit alpha'

1

13

Small-scale

0.618

High

772473

KC1A
Casein kinase I isoform alpha

1

3

Small-scale

0.618

High

772475

GSK3B
Glycogen synthase kinase-3 beta

1

10

Small-scale

0.618

High

772497

DYR1A
Dual specificity tyrosine-phosphorylation-regulated kinase 1A

1

12

High-throughput

0.618

High

772501

A16L1
Autophagy-related protein 16-1

1

10

High-throughput

0.618

High

772530

ALK
ALK tyrosine kinase receptor

1

20

Small-scale

0.618

High

772531

FBW1A
F-box/WD repeat-containing protein 1A

1

12

Small-scale

0.618

High

772532

NISCH
Nischarin

1

9

Small-scale

0.618

High

772533

CD2AP
CD2-associated protein

1

20

Small-scale

0.618

High

730418

1433S
14-3-3 protein sigma

2

20

High-throughput

0.601

High

772516

SIR1
NAD-dependent protein deacetylase sirtuin-1

2

12

Small-scale

0.601

High

772474

NUMB
Protein numb homolog

2

5

High-throughput

0.594

High

136310

P85B
Phosphatidylinositol 3-kinase regulatory subunit beta

2

20

Small-scale

0.584

High

604611

UBF1
Nucleolar transcription factor 1

2

13

Small-scale

0.584

High

651187

CBL
E3 ubiquitin-protein ligase CBL

2

11

Small-scale

0.584

High

772469

PK3CB
Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit beta isoform

2

8

Small-scale

0.584

High

772493

CBLB
E3 ubiquitin-protein ligase CBL-B

2

10

Small-scale

0.584

High

772498

CUL7
Cullin-7

2

8

Small-scale

0.584

High

772517

PELI1
E3 ubiquitin-protein ligase pellino homolog 1

2

1

High-throughput

0.576

High

772492

DDR1
Epithelial discoidin domain-containing receptor 1

1

20

Small-scale

0.575

High

772514

HDAC2
Histone deacetylase 2

1

14

Small-scale

0.573

High

772489

RAD51
DNA repair protein RAD51 homolog 1

1

2

Small-scale

0.561

High

772520

TRAF4
TNF receptor-associated factor 4

1

7

Small-scale

0.561

High

772522

PELI2
E3 ubiquitin-protein ligase pellino homolog 2

1

1

Small-scale

0.552

High

658854

PTPRD
Receptor-type tyrosine-protein phosphatase delta

1

6

Small-scale

0.536

High

772521

EGLN3
Prolyl hydroxylase EGLN3

1

5

High-throughput

0.536

High

599274

PLCG2
1-phosphatidylinositol 4,5-bisphosphate phosphodiesterase gamma-2

1

4

Small-scale

0.527

High

772483

SMAD3
Mothers against decapentaplegic homolog 3

1

5

Small-scale

0.515

High

772525

KLHL9
Kelch-like protein 9

1

6

Small-scale

0.515

High

772526

KLH13
Kelch-like protein 13

1

6

Small-scale

0.515

High

421605

A4
Amyloid-beta precursor protein

1

3

High-throughput

0.501

High

507609

UBC
Polyubiquitin-C [Cleaved into: Ubiquitin]

1

5

Small-scale

0.501

High

665030

IL4RA
Interleukin-4 receptor subunit alpha

1

9

Small-scale

0.501

High

772472

NEDD4
E3 ubiquitin-protein ligase NEDD4

1

11

High-throughput

0.501

High

772509

FBX25
F-box only protein 25

1

1

Small-scale

0.501

High

772511

AP3S1
AP-3 complex subunit sigma-1

1

2

Small-scale

0.501

High

772512

PTPRU
Receptor-type tyrosine-protein phosphatase U

1

6

Small-scale

0.501

High

550146

PABP1
Polyadenylate-binding protein 1

1

9

Small-scale

0.500

High

155153

SOCS7
Suppressor of cytokine signaling 7

1

20

Small-scale

0.479

High

155915

SOCS3
Suppressor of cytokine signaling 3

1

20

Small-scale

0.479

High

316767

MTA2
Metastasis-associated protein MTA2

1

6

High-throughput

0.479

High

395601

ESR1
Estrogen receptor

1

20

Small-scale

0.479

High

522052

BCL2
Apoptosis regulator Bcl-2

1

3

Small-scale

0.479

High

522606

PTPRF
Receptor-type tyrosine-protein phosphatase F

1

6

Small-scale

0.479

High

772480

1433Z
14-3-3 protein zeta/delta

1

20

Small-scale

0.479

High

772481

CSK2B
Casein kinase II subunit beta

1

3

Small-scale

0.479

High

772482

RNF4
E3 ubiquitin-protein ligase RNF4

1

2

High-throughput

0.479

High

772484

TF65
Transcription factor p65

1

14

High-throughput

0.479

High

772491

B2CL1
Bcl-2-like protein 1

1

3

Small-scale

0.479

High

772495

CUL1
Cullin-1

1

14

Small-scale

0.479

High

772496

CUL3
Cullin-3

1

14

Small-scale

0.479

High

772500

RN123
E3 ubiquitin-protein ligase RNF123

1

12

High-throughput

0.479

High

772513

ESR2
Estrogen receptor beta

1

20

High-throughput

0.479

High

772515

USP9X
Ubiquitin carboxyl-terminal hydrolase 9X

1

10

Small-scale

0.479

High

772524

ZDH18
Palmitoyltransferase ZDHHC18

1

2

Small-scale

0.479

High

772528

ZRAN1
Ubiquitin thioesterase ZRANB1

1

6

High-throughput

0.479

High

598583

CD36
Platelet glycoprotein 4

1

0

Small-scale

0.458

High

445504

IF4E
Eukaryotic translation initiation factor 4E

1

1

Small-scale

0.445

High

772503

RFPLB
Ret finger protein-like 4B

1

6

High-throughput

0.445

High

772504

CR3L2
Cyclic AMP-responsive element-binding protein 3-like protein 2

1

7

High-throughput

0.445

High

772506

ZDH23
Palmitoyltransferase ZDHHC23

1

4

Small-scale

0.437

High

772505

FBX11
F-box only protein 11

1

0

High-throughput

0.426

High

772527

FBLN5
Fibulin-5

1

4

High-throughput

0.407

High


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Last updated: 11Aug2025