Protein: CSN9
COP9 signalosome complex subunit 9

Gene: CSN9
Organism: Saccharomyces cerevisiae S288C
Interactions: 27
UniProt ID: Q03981

Gene Ontology (top 5):
GO:0000338 - protein deneddylation
GO:0000747 - conjugation with cellular fusion
GO:0000754 - adaptation of signaling pathway by response to pheromone involved in conjugation with cellular fusion
GO:0002183 - cytoplasmic translational initiation
GO:0005634 - nucleus

Download interactions: TXT   MITAB-2.5

Interaction Interactor Experiments Homologs Category Interaction
Score
Confidence

1044627

RPN5
26S proteasome regulatory subunit RPN5

7

0

Small-scale

0.717

High

1044625

CSI1
Cop9 signalosome-interactor 1

7

0

Small-scale

0.716

High

1044629

CSN5
COP9 signalosome complex subunit 5

5

0

Small-scale

0.684

High

1044628

CSN10
COP9 signalosome complex subunit 10

5

0

Small-scale

0.682

High

825722

CSN11
Cop9 signalosome complex subunit 11

3

0

High-throughput

0.634

High

546140

SSB1
Ribosome-associated molecular chaperone SSB1

3

1

Small-scale

0.633

High

865873

CSN12
Cop9 signalosome complex subunit 12

2

0

Small-scale

0.577

High

910776

SKP1
Suppressor of kinetochore protein 1

1

0

High-throughput

0.493

High

782096

RL1D1
Ribosome biogenesis protein UTP30

1

0

High-throughput

0.486

High

864428

IKS1
Probable serine/threonine-protein kinase IKS1

1

0

High-throughput

0.480

High

819696

SSB2
Ribosome-associated molecular chaperone SSB2

1

1

Small-scale

0.479

High

740220

RPN2
26S proteasome regulatory subunit RPN2

1

0

Small-scale

0.458

High

525037

HSP71
Heat shock protein SSA1

1

1

High-throughput

0.445

High

527589

HSP72
Heat shock protein SSA2

1

1

High-throughput

0.445

High

671080

SIS1
Protein SIS1

1

0

High-throughput

0.426

High

1044626

CDC53
Cell division control protein 53

1

0

High-throughput

0.426

High

813846

MBO1
Gamma tubulin complex adapter SPC72

1

0

High-throughput

0.269

Low

778951

KKQ8
Probable serine/threonine-protein kinase KKQ8

1

0

High-throughput

0.261

Low

1033859

KIN4
Serine/threonine-protein kinase KIN4

1

0

High-throughput

0.261

Low

367113

ATPB
ATP synthase subunit beta, mitochondrial

1

0

Small-scale

0.249

Low

367503

TRPE
Anthranilate synthase component 1

1

0

Small-scale

0.249

Low

626876

HSP60
Heat shock protein 60, mitochondrial

1

0

Small-scale

0.249

Low

664619

PRP22
Pre-mRNA-splicing factor ATP-dependent RNA helicase PRP22

1

0

Small-scale

0.249

Low

673748

SSK22
Serine/threonine-protein kinase SSK22

1

0

Small-scale

0.249

Low

470757

GPA1
Guanine nucleotide-binding protein alpha-1 subunit

1

0

High-throughput

0.238

Low

918383

TAM41
Phosphatidate cytidylyltransferase, mitochondrial

1

0

High-throughput

0.238

Low

836879

MPG1
Mannose-1-phosphate guanyltransferase

1

0

High-throughput

0.232

Low


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Last updated: 11Aug2025