Protein: SPA1
Protein SUPPRESSOR OF PHYA-105 1 (EC 2.7.-.-)

Gene: SPA1
Organism: Arabidopsis thaliana
Interactions: 23
UniProt ID: Q9SYX2

Gene Ontology (top 5):
GO:0004672 - protein kinase activity
GO:0005524 - ATP binding
GO:0005634 - nucleus
GO:0009585 - red, far-red light phototransduction
GO:0009637 - response to blue light

Download interactions: TXT   MITAB-2.5

Interaction Interactor Experiments Homologs Category Interaction
Score
Confidence

846872

COP1
E3 ubiquitin-protein ligase COP1

8

17

Small-scale

0.975

High

235878

DDB1B
DNA damage-binding protein 1b

2

18

Small-scale

0.806

High

1457352

SPA1
Protein SUPPRESSOR OF PHYA-105 1

1

14

Small-scale

0.777

High

1375886

SPA4
Protein SPA1-RELATED 4

1

15

Small-scale

0.770

High

1441706

SPA3
Protein SPA1-RELATED 3

1

19

Small-scale

0.757

High

1457353

SPA2
Protein SPA1-RELATED 2

1

15

Small-scale

0.724

High

1379760

CRY2
Cryptochrome-2

5

7

Small-scale

0.713

High

575021

PHYB
Phytochrome B

4

6

Small-scale

0.694

High

1192823

CRY1
Cryptochrome-1

3

7

Small-scale

0.674

High

1444133

DDB1A
DNA damage-binding protein 1a

1

18

Small-scale

0.647

High

574973

PHYA
Phytochrome A

2

6

Small-scale

0.639

High

236249

COL1
Zinc finger protein CONSTANS-LIKE 1

2

15

Small-scale

0.629

High

1426717

UVR8
Ultraviolet-B receptor UVR8

1

12

Small-scale

0.618

High

1424489

HFR1
Transcription factor HFR1

1

3

Small-scale

0.573

High

1424517

MYB75
Transcription factor MYB75

1

8

Small-scale

0.552

High

1457354

MYB90
Transcription factor MYB90

1

8

Small-scale

0.552

High

1184271

CONS
Zinc finger protein CONSTANS

1

15

Small-scale

0.536

High

146379

ELF4
Protein EARLY FLOWERING 4

1

1

Small-scale

0.479

High

308565

ELF3
Protein EARLY FLOWERING 3

1

3

Small-scale

0.479

High

1284859

PCH1
Protein PHOTOPERIODIC CONTROL OF HYPOCOTYL 1

1

1

Small-scale

0.479

High

1300347

PIF1
Transcription factor PIF1

1

3

Small-scale

0.479

High

201242

HY5
Transcription factor HY5

1

19

Small-scale

0.457

High


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Last updated: 11Aug2025