Protein: CDK9
Cyclin-dependent kinase 9 (EC 2.7.11.22) (EC 2.7.11.23) (Cell division protein kinase 9)

Gene: CDK9
Organism: Mus musculus
Interactions: 111
UniProt ID: Q99J95

Gene Ontology (top 5):
GO:0000976 - transcription cis-regulatory region binding
GO:0000978 - RNA polymerase II cis-regulatory region sequence-specific DNA binding
GO:0001223 - transcription coactivator binding
GO:0003677 - DNA binding
GO:0003682 - chromatin binding

Download interactions: TXT   MITAB-2.5

Interaction Interactor Experiments Homologs Category Interaction
Score
Confidence

1223530

SRSF2
Serine/arginine-rich splicing factor 2

2

11

Small-scale

0.798

High

1408622

CCNT1
Cyclin-T1

2

20

Small-scale

0.712

High

464758

EGR1
Early growth response protein 1

1

2

Small-scale

0.618

High

1189833

DDB1
DNA damage-binding protein 1

1

4

Small-scale

0.618

High

476245

RPB1
DNA-directed RNA polymerase II subunit RPB1

2

12

Small-scale

0.584

High

1362359

BRDT
Bromodomain testis-specific protein

2

20

Small-scale

0.584

High

59240

MED14
Mediator of RNA polymerase II transcription subunit 14

1

7

Small-scale

0.575

High

312634

AFF1
AF4/FMR2 family member 1

1

15

Small-scale

0.575

High

462144

HS90A
Heat shock protein HSP 90-alpha

1

20

Small-scale

0.575

High

480985

NUCL
Nucleolin

1

11

Small-scale

0.575

High

547279

HS90B
Heat shock protein HSP 90-beta

1

20

Small-scale

0.575

High

908304

AFF3
AF4/FMR2 family member 3

1

19

Small-scale

0.575

High

953283

ACTB
Actin, cytoplasmic 1

1

15

Small-scale

0.575

High

1041429

CDK7
Cyclin-dependent kinase 7

1

16

Small-scale

0.575

High

1053350

LARP7
La-related protein 7

1

20

Small-scale

0.575

High

1222274

CDC37
Hsp90 co-chaperone Cdc37

1

15

Small-scale

0.575

High

1222969

EWS
RNA-binding protein EWS

1

7

Small-scale

0.575

High

1243943

SRSF1
Serine/arginine-rich splicing factor 1

1

20

Small-scale

0.575

High

1274590

CCNT2
Cyclin-T2

1

20

Small-scale

0.575

High

1408619

AFF4
AF4/FMR2 family member 4

1

20

Small-scale

0.575

High

1341578

HEXI1
Protein HEXIM1

2

12

Small-scale

0.552

High

1362541

MED6
Mediator of RNA polymerase II transcription subunit 6

1

0

Small-scale

0.546

High

74705

RBM25
RNA-binding protein 25

1

6

Small-scale

0.514

High

908800

MAT1
CDK-activating kinase assembly factor MAT1

1

2

Small-scale

0.514

High

1016704

SRSF3
Serine/arginine-rich splicing factor 3

1

20

Small-scale

0.514

High

1354057

RBM39
RNA-binding protein 39

1

14

Small-scale

0.514

High

1408613

HNRPM
Heterogeneous nuclear ribonucleoprotein M

1

14

Small-scale

0.514

High

561654

RB
Retinoblastoma-associated protein

1

17

Small-scale

0.501

High

682159

RBTN2
Rhombotin-2

1

7

Small-scale

0.481

High

373705

MYC
Myc proto-oncogene protein

1

16

Small-scale

0.479

High

662989

MDM2
E3 ubiquitin-protein ligase Mdm2

1

3

Small-scale

0.479

High

704115

MAX
Protein max

1

18

Small-scale

0.479

High

266977

TF2H4
General transcription factor IIH subunit 4

1

3

Small-scale

0.445

High

312536

ZFR
Zinc finger RNA-binding protein

1

9

Small-scale

0.445

High

868420

RL6
Large ribosomal subunit protein eL6

1

2

Small-scale

0.445

High

978822

RL23A
Large ribosomal subunit protein uL23

1

6

Small-scale

0.445

High

1000162

TBX5
T-box transcription factor TBX5

1

1

Small-scale

0.445

High

1000325

FGF14
Fibroblast growth factor 14

1

2

Small-scale

0.445

High

1015178

ERH
Enhancer of rudimentary homolog

1

2

Small-scale

0.445

High

1042465

RUNX1
Runt-related transcription factor 1

1

3

Small-scale

0.445

High

1071233

ZCH18
Zinc finger CCCH domain-containing protein 18

1

6

Small-scale

0.445

High

1189630

HEXI2
Protein HEXIM2

1

12

Small-scale

0.445

High

1190404

ELL2
RNA polymerase II elongation factor ELL2

1

4

Small-scale

0.445

High

1196051

ATAD5
ATPase family AAA domain-containing protein 5

1

7

Small-scale

0.445

High

1197971

SRRM1
Serine/arginine repetitive matrix protein 1

1

10

Small-scale

0.445

High

1201217

TR150
Thyroid hormone receptor-associated protein 3

1

14

Small-scale

0.445

High

1223455

CTR9
RNA polymerase-associated protein CTR9 homolog

1

3

Small-scale

0.445

High

1233107

Q6GTN8
Endoplasmic reticulum membrane sensor NFE2L1

1

10

Small-scale

0.445

High

1253351

DDX55
ATP-dependent RNA helicase DDX55

1

10

Small-scale

0.445

High

1274339

MED26
Mediator of RNA polymerase II transcription subunit 26

1

1

Small-scale

0.445

High

1295844

WDR82
WD repeat-containing protein 82

1

20

Small-scale

0.445

High

1298580

H2B1P
Histone H2B type 1-P

1

20

Small-scale

0.445

High

1317141

CDC73
Parafibromin

1

2

Small-scale

0.445

High

1317172

BCLF1
Bcl-2-associated transcription factor 1

1

8

Small-scale

0.445

High

1317313

PAF1
RNA polymerase II-associated factor 1 homolog

1

4

Small-scale

0.445

High

1317352

MEPCE
7SK snRNA methylphosphate capping enzyme

1

2

Small-scale

0.445

High

1362899

Q921K2
Poly [ADP-ribose] polymerase

1

14

Small-scale

0.445

High

1363372

MED15
Mediator of RNA polymerase II transcription subunit 15

1

4

Small-scale

0.445

High

1365311

MED1
Mediator of RNA polymerase II transcription subunit 1

1

5

Small-scale

0.445

High

1408576

RFC4
Replication factor C subunit 4

1

2

Small-scale

0.445

High

1408601

PRP19
Pre-mRNA-processing factor 19

1

9

Small-scale

0.445

High

1408602

RTCB
RNA-splicing ligase RtcB homolog

1

3

Small-scale

0.445

High

1408610

ILF2
Interleukin enhancer-binding factor 2

1

9

Small-scale

0.445

High

1408615

FIP1
Pre-mRNA 3'-end-processing factor FIP1

1

5

Small-scale

0.445

High

1408617

TF2H1
General transcription factor IIH subunit 1

1

1

Small-scale

0.445

High

1408618

SKI8
Superkiller complex protein 8

1

8

Small-scale

0.445

High

1408620

BRD4
Bromodomain-containing protein 4

1

14

Small-scale

0.445

High

1408621

TF2H2
General transcription factor IIH subunit 2

1

1

Small-scale

0.445

High

1408624

TAF7
Transcription initiation factor TFIID subunit 7

1

2

Small-scale

0.445

High

1408625

PR40A
Pre-mRNA-processing factor 40 homolog A

1

10

Small-scale

0.445

High

1408626

ILF3
Interleukin enhancer-binding factor 3

1

14

Small-scale

0.445

High

811929

TRAF2
TNF receptor-associated factor 2

1

5

Small-scale

0.439

High

1225440

IFIT1
Antiviral innate immune response effector IFIT1

1

4

Small-scale

0.437

High

1297791

A16L1
Autophagy-related protein 16-1

1

13

High-throughput

0.437

High

1061496

PEBB
Core-binding factor subunit beta

1

0

Small-scale

0.426

High

1062939

LYAR
Cell growth-regulating nucleolar protein

1

0

Small-scale

0.426

High

1244301

MED16
Mediator of RNA polymerase II transcription subunit 16

1

0

Small-scale

0.426

High

1274506

MBB1A
Myb-binding protein 1A

1

0

Small-scale

0.426

High

1283000

MED23
Mediator of RNA polymerase II transcription subunit 23

1

0

Small-scale

0.426

High

1296667

ZN592
Zinc finger protein 592

1

0

Small-scale

0.426

High

1353873

MED17
Mediator of RNA polymerase II transcription subunit 17

1

0

Small-scale

0.426

High

1362941

PRPF3
U4/U6 small nuclear ribonucleoprotein Prp3

1

0

Small-scale

0.426

High

1363022

SF3B5
Splicing factor 3B subunit 5

1

0

Small-scale

0.426

High

1408600

MED24
Mediator of RNA polymerase II transcription subunit 24

1

0

Small-scale

0.426

High

1408603

PRP8
Pre-mRNA-processing-splicing factor 8

1

0

Small-scale

0.426

High

1408605

MED21
Mediator of RNA polymerase II transcription subunit 21

1

0

Small-scale

0.426

High

1408606

MED4
Mediator of RNA polymerase II transcription subunit 4

1

0

Small-scale

0.426

High

1408607

MED30
Mediator of RNA polymerase II transcription subunit 30

1

0

Small-scale

0.426

High

1408608

MED10
Mediator of RNA polymerase II transcription subunit 10

1

0

Small-scale

0.426

High

1408609

MED31
Mediator of RNA polymerase II transcription subunit 31

1

0

Small-scale

0.426

High

1408612

MED7
Mediator of RNA polymerase II transcription subunit 7

1

0

Small-scale

0.426

High

1408616

MED11
Mediator of RNA polymerase II transcription subunit 11

1

0

Small-scale

0.426

High

1408623

MED20
Mediator of RNA polymerase II transcription subunit 20

1

0

Small-scale

0.426

High

98089

NOLC1
Nucleolar and coiled-body phosphoprotein 1

1

16

Small-scale

0.407

High

148265

TCOF
Treacle protein

1

18

Small-scale

0.407

High

628518

VIME
Vimentin

1

12

Small-scale

0.407

High

979406

RS6
Small ribosomal subunit protein eS6

1

5

Small-scale

0.407

High

983109

RS25
Small ribosomal subunit protein eS25

1

1

Small-scale

0.407

High

983251

RS26
Small ribosomal subunit protein eS26

1

2

Small-scale

0.407

High

1023503

RLA2
Large ribosomal subunit protein P2

1

2

Small-scale

0.407

High

1231564

NOP58
Nucleolar protein 58

1

1

Small-scale

0.407

High

1240623

PSD2
PH and SEC7 domain-containing protein 2

1

2

Small-scale

0.407

High

1257497

RL10
Large ribosomal subunit protein uL16

1

4

Small-scale

0.407

High

1274658

REXO1
RNA exonuclease 1 homolog

1

2

Small-scale

0.407

High

1408604

RL17
Large ribosomal subunit protein uL22

1

2

Small-scale

0.407

High

1408614

NOP56
Nucleolar protein 56

1

1

Small-scale

0.407

High

237212

RL35A
Large ribosomal subunit protein eL33

1

0

Small-scale

0.232

Low

1189362

GPTC4
G patch domain-containing protein 4

1

0

Small-scale

0.232

Low

1220438

LEO1
RNA polymerase-associated protein LEO1

1

0

Small-scale

0.232

Low

1253371

FNBP4
Formin-binding protein 4

1

0

Small-scale

0.232

Low

1408611

GAR1
H/ACA ribonucleoprotein complex subunit 1

1

0

Small-scale

0.232

Low


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Last updated: 11Aug2025