Protein: TCP21
Transcription factor TCP21 (Protein CCA1 HIKING EXPEDITION) (Protein CHE)

Gene: TCP21
Organism: Arabidopsis thaliana
Interactions: 145
UniProt ID: Q9FTA2

Gene Ontology (top 5):
GO:0003677 - DNA binding
GO:0003700 - DNA-binding transcription factor activity
GO:0005634 - nucleus
GO:0006355 - regulation of DNA-templated transcription
GO:0042752 - regulation of circadian rhythm

Download interactions: TXT   MITAB-2.5

Interaction Interactor Experiments Homologs Category Interaction
Score
Confidence

1421470

TCP8
Transcription factor TCP8

3

20

Small-scale

0.857

High

1373323

TCP14
Transcription factor TCP14

3

20

High-throughput

0.853

High

1427171

TCP19
Transcription factor TCP19

3

20

High-throughput

0.853

High

1423076

TCP15
Transcription factor TCP15

2

19

High-throughput

0.806

High

1426525

TCP5
Transcription factor TCP5

2

20

High-throughput

0.806

High

1427167

TCP23
Transcription factor TCP23

2

19

High-throughput

0.806

High

264904

TCP9
Transcription factor TCP9

1

19

High-throughput

0.740

High

305900

ERF78
Ethylene-responsive transcription factor 4

3

20

High-throughput

0.676

High

1342757

BZR1
Protein BRASSINAZOLE-RESISTANT 1

3

9

High-throughput

0.676

High

307997

TCP10
Transcription factor TCP10

1

20

High-throughput

0.621

High

1320491

TCP4
Transcription factor TCP4

1

20

High-throughput

0.621

High

1372703

TCP2
Transcription factor TCP2

1

20

High-throughput

0.621

High

1421993

TCP24
Transcription factor TCP24

1

20

High-throughput

0.621

High

1426657

TCP7
Transcription factor TCP7

1

20

Small-scale

0.621

High

1427159

TCP17
Transcription factor TCP17

1

20

High-throughput

0.621

High

1427170

TCP20
Transcription factor TCP20

1

19

High-throughput

0.621

High

1427179

TCP3
Transcription factor TCP3

1

20

High-throughput

0.621

High

1427183

TCP13
Transcription factor TCP13

1

20

High-throughput

0.621

High

1427188

TCP11
Transcription factor TCP11

1

19

High-throughput

0.621

High

200727

IAA16
Auxin-responsive protein IAA16

2

20

High-throughput

0.620

High

749528

IAA4
Auxin-responsive protein IAA4

2

20

High-throughput

0.620

High

1020768

IAA17
Auxin-responsive protein IAA17

2

20

High-throughput

0.620

High

1181965

IAA10
Auxin-responsive protein IAA10

2

20

High-throughput

0.620

High

1284353

PYL9
Abscisic acid receptor PYL9

2

19

High-throughput

0.620

High

1427008

NIMI3
Protein NIM1-INTERACTING 3

2

2

High-throughput

0.620

High

1427172

NIMI2
Protein NIM1-INTERACTING 2

2

2

High-throughput

0.620

High

1427180

ERF79
Ethylene-responsive transcription factor 8

2

20

High-throughput

0.620

High

1427155

TCP21
Transcription factor TCP21

1

19

High-throughput

0.590

High

46653

A0A2H1ZEF6
Auxin-responsive protein

2

20

High-throughput

0.584

High

1427190

P2C22
Probable protein phosphatase 2C 22

1

8

High-throughput

0.573

High

90373

C0SUZ3
BZIP family transcription factor

1

8

High-throughput

0.560

High

103146

F4K1A8
C2H2 and C2HC zinc fingers superfamily protein

1

7

High-throughput

0.560

High

103490

RVE2
Protein REVEILLE 2

1

13

High-throughput

0.560

High

103871

RVE1
Protein REVEILLE 1

1

17

High-throughput

0.560

High

146200

NAC98
Protein CUP-SHAPED COTYLEDON 2

1

20

High-throughput

0.560

High

199218

SUVH2
Histone-lysine N-methyltransferase family member SUVH2

1

7

High-throughput

0.560

High

308399

BBX23
B-box zinc finger protein 23

1

10

High-throughput

0.560

High

869371

KNAT3
Homeobox protein knotted-1-like 3

1

20

High-throughput

0.560

High

1020402

EF112
Ethylene-responsive transcription factor ERF112

1

20

High-throughput

0.560

High

1020857

LSD1
Protein LSD1

1

7

High-throughput

0.560

High

1185111

ZFP3
Zinc finger protein 3

1

20

High-throughput

0.560

High

1195781

NFYC8
Nuclear transcription factor Y subunit C-8

1

17

High-throughput

0.560

High

1201394

C3H6
Zinc finger CCCH domain-containing protein 6

1

7

High-throughput

0.560

High

1274696

Q7X887
Glycosyltransferase

1

20

High-throughput

0.560

High

1274944

AGL36
Agamous-like MADS-box protein AGL36

1

12

High-throughput

0.560

High

1284878

FES1
Protein FRIGIDA-ESSENTIAL 1

1

7

High-throughput

0.560

High

1299980

BH063
Transcription factor bHLH63

1

20

High-throughput

0.560

High

1318036

NFYC9
Nuclear transcription factor Y subunit C-9

1

17

High-throughput

0.560

High

1342353

SPL14
Squamosa promoter-binding-like protein 14

1

15

High-throughput

0.560

High

1423484

NAC32
NAC transcription factor 32

1

20

High-throughput

0.560

High

1424607

Q9FF62
C2H2 and C2HC zinc fingers superfamily protein

1

20

High-throughput

0.560

High

1427164

WOX14
WUSCHEL-related homeobox 14

1

20

High-throughput

0.560

High

1427168

MY117
Transcription factor MYB117

1

20

High-throughput

0.560

High

1427169

SRS5
Protein SHI RELATED SEQUENCE 5

1

20

High-throughput

0.560

High

1427175

Q9LXU1
Cell differentiation, Rcd1-like protein

1

9

High-throughput

0.560

High

1427176

BH057
Transcription factor bHLH57

1

17

High-throughput

0.560

High

1427181

WRK45
Probable WRKY transcription factor 45

1

17

High-throughput

0.560

High

1427185

NFYB7
Nuclear transcription factor Y subunit B-7

1

7

High-throughput

0.560

High

1427194

Q9T0B9
RING/FYVE/PHD zinc finger superfamily protein

1

1

High-throughput

0.560

High

1427198

C3H25
Zinc finger CCCH domain-containing protein 25

1

15

High-throughput

0.560

High

1427161

APRR1
Two-component response regulator-like APRR1

1

17

Small-scale

0.552

High

60949

AGL16
Agamous-like MADS-box protein AGL16

1

12

High-throughput

0.541

High

72343

CPSF
30-kDa cleavage and polyadenylation specificity factor 30

1

5

High-throughput

0.541

High

101563

F4J2A8
Myb domain protein 106

1

10

High-throughput

0.541

High

146427

ATBH9
Homeobox-leucine zipper protein ATHB-9

1

20

High-throughput

0.541

High

199630

BH014
Transcription factor bHLH14

1

17

High-throughput

0.541

High

200049

U2A2A
Splicing factor U2af large subunit A

1

3

High-throughput

0.541

High

200460

GRXS3
Monothiol glutaredoxin-S3

1

3

High-throughput

0.541

High

200575

ARFC
Auxin response factor 3

1

8

High-throughput

0.541

High

265936

SRS2
Protein SHI RELATED SEQUENCE 2

1

20

High-throughput

0.541

High

306147

ERF19
Ethylene-responsive transcription factor ERF019

1

20

High-throughput

0.541

High

307630

BOI
E3 ubiquitin-protein ligase BOI

1

4

High-throughput

0.541

High

857878

HGL2
Homeobox-leucine zipper protein GLABRA 2

1

20

High-throughput

0.541

High

996646

DOF15
Dof zinc finger protein DOF1.5

1

15

High-throughput

0.541

High

1184844

TGA1
Transcription factor TGA1

1

14

High-throughput

0.541

High

1185130

ZFP5
Zinc finger protein 5

1

20

High-throughput

0.541

High

1185149

ZFP7
Zinc finger protein 7

1

20

High-throughput

0.541

High

1246671

MYB56
Transcription factor MYB56

1

20

High-throughput

0.541

High

1250932

WOX9
WUSCHEL-related homeobox 9

1

20

High-throughput

0.541

High

1250954

WOX4
WUSCHEL-related homeobox 4

1

20

High-throughput

0.541

High

1274771

Q7X9H5
MADS-box protein

1

14

High-throughput

0.541

High

1284688

Y3896
B3 domain-containing protein At3g18960

1

4

High-throughput

0.541

High

1284805

BH010
Transcription factor bHLH10

1

17

High-throughput

0.541

High

1318735

GRF2
Growth-regulating factor 2

1

11

High-throughput

0.541

High

1319351

ATB20
Homeobox-leucine zipper protein ATHB-20

1

20

High-throughput

0.541

High

1319589

TIF5A
Protein TIFY 5A

1

2

High-throughput

0.541

High

1355418

SWI3A
SWI/SNF complex subunit SWI3A

1

18

High-throughput

0.541

High

1372853

BEE2
Transcription factor BEE 2

1

20

High-throughput

0.541

High

1372922

RP45C
Polyadenylate-binding protein RBP45C

1

2

High-throughput

0.541

High

1422355

BH096
Transcription factor bHLH96

1

17

High-throughput

0.541

High

1423194

C3H14
Zinc finger CCCH domain-containing protein 14

1

14

High-throughput

0.541

High

1424955

DOF58
Dof zinc finger protein DOF5.8

1

15

High-throughput

0.541

High

1427156

TGT1
Trihelix transcription factor GT-1

1

5

High-throughput

0.541

High

1427157

BPC2
Protein BASIC PENTACYSTEINE2

1

7

High-throughput

0.541

High

1427158

YAB4
Axial regulator YABBY 4

1

16

High-throughput

0.541

High

1427163

AG104
Agamous-like MADS-box protein AGL104

1

20

High-throughput

0.541

High

1427165

Q9LMC7
AT1G19000 protein

1

16

High-throughput

0.541

High

1427166

C3H4
Zinc finger CCCH domain-containing protein 4

1

15

High-throughput

0.541

High

1427173

TOE2
AP2-like ethylene-responsive transcription factor TOE2

1

20

High-throughput

0.541

High

1427174

HEC3
Transcription factor HEC3

1

20

High-throughput

0.541

High

1427178

NAC66
NAC domain-containing protein 66

1

20

High-throughput

0.541

High

1427182

SCL21
Scarecrow-like protein 21

1

20

High-throughput

0.541

High

1427184

IDD2
Zinc finger protein GAI-ASSOCIATED FACTOR 1

1

7

High-throughput

0.541

High

1427186

GLK1
Transcription activator GLK1

1

20

High-throughput

0.541

High

1427187

RPB6B
DNA-directed RNA polymerases II and V subunit 6B

1

2

High-throughput

0.541

High

1427189

SRS3
Protein SHI RELATED SEQUENCE 3

1

20

High-throughput

0.541

High

1427191

BH047
Transcription factor bHLH47

1

7

High-throughput

0.541

High

1427192

SCL30
Scarecrow-like protein 30

1

20

High-throughput

0.541

High

1427193

Q9SRZ8
F12P19.8 protein

1

20

High-throughput

0.541

High

1427197

NAC35
NAC domain-containing protein 35

1

20

High-throughput

0.541

High

1183602

MPK3
Mitogen-activated protein kinase 3

1

15

High-throughput

0.501

High

1183738

MPK4
Mitogen-activated protein kinase 4

1

15

High-throughput

0.501

High

532281

RBS2B
Ribulose bisphosphate carboxylase small subunit 2B, chloroplastic

1

2

High-throughput

0.494

High

1299313

OBP1B
Oil body-associated protein 1B

1

4

High-throughput

0.494

High

1424846

ATO
Splicing factor SF3a60 homolog

1

7

High-throughput

0.494

High

1427160

VA0D2
V-type proton ATPase subunit d2

1

1

High-throughput

0.494

High

1427195

Q9ZU48
Expressed protein

1

1

High-throughput

0.494

High

1427196

Q9ZU99
At2g01710/T8O11.12

1

1

High-throughput

0.494

High

4131

A0A178VFA3
Homeodomain-like superfamily protein

1

15

High-throughput

0.494

High

4496

A0A178WA62
NAC020

1

20

High-throughput

0.494

High

1275011

BH153
Transcription factor bHLH153

1

20

High-throughput

0.494

High

101932

F4J9Z8
Homeodomain-like superfamily protein

1

15

High-throughput

0.481

High

307593

SPL
Protein SPOROCYTELESS

1

10

Small-scale

0.481

High

1227969

Q67Z40
NAC domain containing protein 20

1

20

High-throughput

0.481

High

1355304

HYH
Transcription factor HY5-like

1

1

High-throughput

0.481

High

1422857

IAA15
Auxin-responsive protein IAA15

1

20

High-throughput

0.481

High

1425822

Q9FJD8
CCT motif family protein

1

20

High-throughput

0.481

High

102830

SRFR1
Suppressor of RPS4-RLD 1

1

9

Small-scale

0.479

High

1183851

MPK5
Mitogen-activated protein kinase 5

1

15

High-throughput

0.457

High

1427162

MPK8
Mitogen-activated protein kinase 8

1

19

High-throughput

0.457

High

1427177

MPK10
Mitogen-activated protein kinase 10

1

15

High-throughput

0.457

High

3798

A0A178U8Q1
CCT domain-containing protein

1

20

High-throughput

0.457

High

70798

A8MS70
HY5-homolog

1

2

High-throughput

0.457

High

102718

HHO5
Transcription factor HHO5

1

20

High-throughput

0.457

High

1373496

LOL1
Protein LOL1

1

7

High-throughput

0.457

High

1424583

PIA1
Phytochrome-interacting ankyrin-repeat protein 1 [Cleaved into: Protein ANK6-like, mitochondrial]

1

2

High-throughput

0.457

High

70776

A8MRQ8
SBP

1

4

High-throughput

0.439

High

100685

F4ICB5
Zinc finger

1

3

High-throughput

0.439

High

1409095

TAF15
Transcription initiation factor TFIID subunit 15

1

0

High-throughput

0.438

High

1425841

KAD6
Adenylate kinase isoenzyme 6 homolog

1

0

High-throughput

0.438

High

1300437

Q8H0X2
At1g18660

1

3

High-throughput

0.417

High

1318405

Q8L7G9
SBP

1

4

High-throughput

0.417

High

1373089

Q93XY0
At2g32160

1

1

High-throughput

0.417

High

1376634

Q94JV2
AT3g27050/MOJ10_14

1

0

High-throughput

0.238

Low


Service provided by Combinatics, Japan

Last updated: 11Aug2025