Protein: BRI1
Protein BRASSINOSTEROID INSENSITIVE 1 (AtBRI1) (EC 2.7.10.1) (EC 2.7.11.1) (Brassinosteroid LRR receptor kinase)

Gene: BRI1
Organism: Arabidopsis thaliana
Interactions: 48
UniProt ID: O22476

Gene Ontology (top 5):
GO:0004672 - protein kinase activity
GO:0004674 - protein serine/threonine kinase activity
GO:0004714 - transmembrane receptor protein tyrosine kinase activity
GO:0005496 - steroid binding
GO:0005524 - ATP binding

Download interactions: TXT   MITAB-2.5

Interaction Interactor Experiments Homologs Category Interaction
Score
Confidence

198917

BAK1
BRASSINOSTEROID INSENSITIVE 1-associated receptor kinase 1

14

20

Small-scale

0.986

High

198900

BRI1
Protein BRASSINOSTEROID INSENSITIVE 1

6

20

Small-scale

0.938

High

198916

SERK1
Somatic embryogenesis receptor kinase 1

3

20

Small-scale

0.900

High

198915

BSK1
Serine/threonine-protein kinase BSK1

2

20

Small-scale

0.825

High

198914

BSK3
Serine/threonine-protein kinase BSK3

2

20

Small-scale

0.799

High

88129

Y1699
Probable LRR receptor-like serine/threonine-protein kinase At1g69990

2

20

High-throughput

0.768

High

88788

RGI3
LRR receptor-like serine/threonine-protein kinase RGI3

2

20

High-throughput

0.768

High

89012

Y5129
Probable LRR receptor-like serine/threonine-protein kinase At5g10290

2

20

High-throughput

0.768

High

89135

EFR
LRR receptor-like serine/threonine-protein kinase EFR

2

20

High-throughput

0.768

High

89600

HSL2
LRR receptor-like serine/threonine-protein kinase HSL2

2

19

High-throughput

0.768

High

146850

Y1719
Probable inactive receptor kinase At1g27190

2

20

High-throughput

0.768

High

198902

BAME1
Leucine-rich repeat receptor-like serine/threonine-protein kinase BAM1

2

20

High-throughput

0.768

High

198918

Y5838
Probably inactive leucine-rich repeat receptor-like protein kinase At5g48380

2

20

High-throughput

0.768

High

198919

PSYR1
Tyrosine-sulfated glycopeptide receptor 1

2

20

High-throughput

0.768

High

198920

SRF6
Protein STRUBBELIG-RECEPTOR FAMILY 6

2

20

High-throughput

0.768

High

198924

Y1848
Probable inactive receptor kinase At1g48480

2

20

High-throughput

0.768

High

198926

SRF7
Protein STRUBBELIG-RECEPTOR FAMILY 7

2

20

High-throughput

0.768

High

198934

Q9XGZ2
Kinase family with leucine-rich repeat domain-containing protein

2

20

High-throughput

0.768

High

198935

Y2451
Leucine-rich repeat receptor-like serine/threonine-protein kinase At2g14510

2

20

High-throughput

0.768

High

198904

P2C70
Protein phosphatase 2C 70

1

3

Small-scale

0.757

High

198901

BIK1
Serine/threonine-protein kinase BIK1

1

4

Small-scale

0.724

High

70565

A8MQ88
Serine/threonine-protein kinase BSK

1

20

Small-scale

0.680

High

100426

BSK11
Serine/threonine-protein kinase BSK11

1

14

Small-scale

0.680

High

198929

BSK6
Serine/threonine-protein kinase BSK6

1

20

Small-scale

0.680

High

198925

CDG1
Serine/threonine-protein kinase CDG1

1

20

Small-scale

0.665

High

198903

BAME3
Leucine-rich repeat receptor-like serine/threonine-protein kinase BAM3

1

20

High-throughput

0.653

High

198921

BSK8
Serine/threonine-protein kinase BSK8

1

20

Small-scale

0.647

High

198922

BKI1
BRI1 kinase inhibitor 1

2

1

Small-scale

0.626

High

100125

RLK7
Receptor-like protein kinase 7

1

20

High-throughput

0.618

High

198908

UBQ3
Polyubiquitin 3 [Cleaved into: Ubiquitin]

1

5

High-throughput

0.618

High

198910

ERL2
LRR receptor-like serine/threonine-protein kinase ERL2

1

20

High-throughput

0.618

High

198913

SUB
Protein STRUBBELIG

1

20

High-throughput

0.618

High

198928

RLP44
Receptor-like protein 44

1

20

Small-scale

0.618

High

198932

RPK2
LRR receptor-like serine/threonine-protein kinase RPK2

1

20

High-throughput

0.618

High

198933

SERK4
Somatic embryogenesis receptor kinase 4

1

20

Small-scale

0.618

High

198936

Q9ZVD4
Leucine-rich repeat receptor-like protein kinase

1

20

High-throughput

0.618

High

198927

TTHL
Uric acid degradation bifunctional protein TTL

2

0

Small-scale

0.602

High

198930

VA727
Vesicle-associated membrane protein 727

1

0

High-throughput

0.543

High

198906

14332
14-3-3-like protein GF14 omega

1

8

High-throughput

0.536

High

146282

CALR3
Calreticulin-3

1

1

Small-scale

0.470

High

198907

CLAH1
Clathrin heavy chain 1

1

0

Small-scale

0.458

High

198931

CCI1
Cycloeucalenol cycloisomerase

1

3

Small-scale

0.437

High

198923

HRD3A
ERAD-associated E3 ubiquitin-protein ligase component HRD3A

2

0

Small-scale

0.305

High

198905

SYP22
Syntaxin-22

1

0

High-throughput

0.288

High

198912

Q8LBF1
At1g18470

1

0

High-throughput

0.282

High

198909

EIF3I
Eukaryotic translation initiation factor 3 subunit I

1

0

Small-scale

0.249

Low

198911

OS9
Protein OS-9 homolog

1

0

Small-scale

0.249

Low


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Last updated: 11Aug2025