Protein: CPNE9
Copine-9 (Copine IX)

Gene: CPNE9
Organism: Homo sapiens
Interactions: 19
UniProt ID: Q8IYJ1

Gene Ontology (top 5):
GO:0005544 - calcium-dependent phospholipid binding
GO:0005615 - extracellular space
GO:0005886 - plasma membrane
GO:0030154 - cell differentiation
GO:0046872 - metal ion binding

Download interactions: TXT   MITAB-2.5

Interaction Interactor Experiments Homologs Category Interaction
Score
Confidence

440625

FYN
Tyrosine-protein kinase Fyn

1

2

High-throughput

0.691

High

1315181

CPNE5
Copine-5

1

14

High-throughput

0.691

High

663500

PRPH2
Peripherin-2

1

2

High-throughput

0.536

High

1207233

SOLH1
Spermatogenesis- and oogenesis-specific basic helix-loop-helix-containing protein 1

1

0

High-throughput

0.513

High

1315182

RIC8B
Chaperone Ric-8B

1

0

High-throughput

0.513

High

238557

RAD21
Double-strand-break repair protein rad21 homolog

1

1

High-throughput

0.489

High

909085

NEK4
Serine/threonine-protein kinase Nek4

1

3

High-throughput

0.489

High

439781

INSR
Insulin receptor

1

9

High-throughput

0.479

High

1113645

CUL3
Cullin-3

1

5

High-throughput

0.479

High

176215

PER2
Period circadian protein homolog 2

1

2

Small-scale

0.437

High

888181

MCM2
DNA replication licensing factor MCM2

1

8

High-throughput

0.437

High

1315179

SPDLY
Protein Spindly

1

6

High-throughput

0.437

High

1199575

KLH22
Kelch-like protein 22

1

3

High-throughput

0.407

High

124937

GTPB1
GTP-binding protein 1

1

0

High-throughput

0.279

Low

1091887

NPRL3
GATOR1 complex protein NPRL3

1

0

High-throughput

0.279

Low

1226574

MAP1S
Microtubule-associated protein 1S

1

0

High-throughput

0.279

Low

1272391

GET4
Golgi to ER traffic protein 4 homolog

1

0

High-throughput

0.279

Low

1315178

LEO1
RNA polymerase-associated protein LEO1

1

0

High-throughput

0.279

Low

1315180

PGES2
Prostaglandin E synthase 2

1

0

High-throughput

0.279

Low


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Last updated: 11Aug2025