Protein: GBB
Guanine nucleotide-binding protein subunit beta (AGB1) (transducin)

Gene: GBB, GB1
Organism: Arabidopsis thaliana
Interactions: 93
UniProt ID: P49177

Gene Ontology (top 5):
GO:0003924 - GTPase activity
GO:0005634 - nucleus
GO:0005737 - cytoplasm
GO:0005783 - endoplasmic reticulum
GO:0005834 - heterotrimeric G-protein complex

Download interactions: TXT   MITAB-2.5

Interaction Interactor Experiments Homologs Category Interaction
Score
Confidence

879952

GG1
Guanine nucleotide-binding protein subunit gamma 1

7

3

Small-scale

0.743

High

879938

GG2
Guanine nucleotide-binding protein subunit gamma 2

3

3

Small-scale

0.660

High

879956

RPT3
Root phototropism protein 3

2

0

Small-scale

0.596

High

90928

XLG2
Extra-large guanine nucleotide-binding protein 2

2

20

Small-scale

0.595

High

879928

MTND2
Acireductone dioxygenase 2

2

0

Small-scale

0.592

High

611582

GPA1
Guanine nucleotide-binding protein alpha-1 subunit

2

20

Small-scale

0.586

High

879918

MPK6
Mitogen-activated protein kinase 6

1

7

Small-scale

0.586

High

879966

VIP1
Transcription factor VIP1

1

2

Small-scale

0.568

High

879954

NDL1
Protein NDL1

2

0

Small-scale

0.561

High

200945

GBLPA
Small ribosomal subunit protein RACK1z

1

15

Small-scale

0.561

High

879947

GPLPB
Small ribosomal subunit protein RACK1y

1

17

Small-scale

0.561

High

879962

GPLPC
Small ribosomal subunit protein RACK1x

1

17

Small-scale

0.561

High

879917

KSG7
Shaggy-related protein kinase eta

1

8

Small-scale

0.552

High

265239

IQD6
Protein IQ-DOMAIN 6

1

1

High-throughput

0.541

High

879913

14332
14-3-3-like protein GF14 omega

1

6

High-throughput

0.536

High

879929

P2C52
Probable protein phosphatase 2C 52

1

0

Small-scale

0.520

High

879964

DDB1A
DNA damage-binding protein 1a

1

13

Small-scale

0.508

High

100371

AP3M
AP-3 complex subunit mu

1

1

Small-scale

0.496

High

879930

PPA3
Purple acid phosphatase 3

1

1

High-throughput

0.494

High

879961

VP601
Vacuolar protein sorting-associated protein 60.1

1

5

High-throughput

0.494

High

86230

VAP22
Vesicle-associated protein 2-2

1

5

High-throughput

0.481

High

99438

F4HPG6
NAC 014

1

1

High-throughput

0.481

High

99713

F4HWC3
Calponin-like domain protein

1

18

High-throughput

0.481

High

103331

F4K498
Prefoldin chaperone subunit family protein

1

13

High-throughput

0.481

High

680217

ENO2
Bifunctional enolase 2/transcriptional activator

1

4

High-throughput

0.481

High

840367

14333
14-3-3-like protein GF14 psi

1

6

High-throughput

0.481

High

879915

Q0WVJ5
At1g09850

1

1

High-throughput

0.481

High

879920

CSP2
Cold shock protein 2

1

6

High-throughput

0.481

High

879922

Q500X1
Ribosomal RNA-processing protein 40

1

2

High-throughput

0.481

High

879925

AL3F1
Aldehyde dehydrogenase family 3 member F1

1

6

High-throughput

0.481

High

879927

TF3A
Transcription factor IIIA

1

3

High-throughput

0.481

High

879937

VAP11
Vesicle-associated protein 1-1

1

5

High-throughput

0.481

High

879941

RDUF2
E3 ubiquitin-protein ligase RDUF2

1

1

High-throughput

0.481

High

879942

NAC89
NAC domain-containing protein 89

1

1

High-throughput

0.481

High

879943

GLYP3
Serine hydroxymethyltransferase 3, chloroplastic

1

1

High-throughput

0.481

High

879965

NAC69
NAC domain-containing protein 69

1

1

High-throughput

0.481

High

879970

VOZ1
Transcription factor VOZ1

1

1

High-throughput

0.481

High

879971

VAP12
Vesicle-associated protein 1-2

1

5

High-throughput

0.481

High

879972

VOZ2
Transcription factor VOZ2

1

1

High-throughput

0.481

High

879973

Y4539
Receptor-like serine/threonine-protein kinase At4g25390

1

1

High-throughput

0.481

High

879978

CD48B
Cell division control protein 48 homolog B

1

5

High-throughput

0.481

High

879979

Q9ZQ26
AT2G24420 protein

1

1

High-throughput

0.481

High

879916

PLDA1
Phospholipase D alpha 1

1

0

Small-scale

0.480

High

879950

PUB20
U-box domain-containing protein 20

1

8

Small-scale

0.470

High

636972

SODF1
Superoxide dismutase [Fe] 1, chloroplastic

1

0

High-throughput

0.460

High

879912

TLC2
ADP,ATP carrier protein 2, chloroplastic

1

0

High-throughput

0.460

High

879919

CER2
Protein ECERIFERUM 2

1

0

High-throughput

0.460

High

879921

INV1
Beta-fructofuranosidase, insoluble isoenzyme CWINV1

1

0

High-throughput

0.460

High

879923

AGP24
Arabinogalactan protein 24

1

0

High-throughput

0.460

High

879940

ARR1
Two-component response regulator ARR1

1

0

High-throughput

0.460

High

879944

SUI12
Protein translation factor SUI1 homolog 2

1

0

High-throughput

0.460

High

879946

KDSA1
2-dehydro-3-deoxyphosphooctonate aldolase 1

1

0

High-throughput

0.460

High

879948

TOM2A
Tobamovirus multiplication protein 2A

1

0

High-throughput

0.460

High

879951

CSE
Caffeoylshikimate esterase

1

0

High-throughput

0.460

High

879960

AKB1C
DNA N(6)-methyladenine demethylase ALKBH1C

1

0

High-throughput

0.460

High

879980

ASHR2
Histone-lysine N-methyltransferase ASHR2

1

0

High-throughput

0.460

High

879914

PIP12
Aquaporin PIP1-2

1

0

High-throughput

0.458

High

100440

Y1501
Putative WEB family protein At1g65010, chloroplastic

1

17

High-throughput

0.439

High

101988

F4JB65
Filament-like protein

1

17

High-throughput

0.439

High

265175

CSK2P
Casein kinase II subunit alpha-4, chloroplastic

1

10

High-throughput

0.439

High

879924

PP142
Pentatricopeptide repeat-containing protein At2g01860

1

1

High-throughput

0.439

High

879931

DRE2
Anamorsin homolog

1

1

High-throughput

0.439

High

879932

PHR2
Blue-light photoreceptor PHR2

1

1

High-throughput

0.439

High

879935

Q8RWF8
Glycine-rich RNA-binding protein, putative

1

8

High-throughput

0.439

High

879953

SYP31
Syntaxin-31

1

1

High-throughput

0.439

High

879955

Q9FLI2
Protein kinase superfamily protein

1

1

High-throughput

0.439

High

879958

Q9FX95
ARP protein

1

3

High-throughput

0.439

High

879959

ARLY
Argininosuccinate lyase, chloroplastic

1

3

High-throughput

0.439

High

879963

Q9LW52
Transmembrane protein

1

2

High-throughput

0.439

High

89344

PAM74
Probable LRR receptor-like serine/threonine-protein kinase PAM74

1

0

High-throughput

0.282

High

879949

CNIH1
Protein cornichon homolog 1

1

0

High-throughput

0.282

High

75235

B3H5B7
Myosin-2 heavy chain-like protein

1

0

High-throughput

0.251

Low

75810

B3LFC8
At5g24620

1

0

High-throughput

0.251

Low

102986

F4JZ43
S-adenosyl-L-methionine-dependent methyltransferases superfamily protein

1

0

High-throughput

0.251

Low

103595

F4K7W4
Retinal-binding protein

1

0

High-throughput

0.251

Low

200473

O23471
Glycine-rich protein homolog

1

0

High-throughput

0.251

Low

264767

O64560
At2g19270

1

0

High-throughput

0.251

Low

264768

O64580
At2g19460

1

0

High-throughput

0.251

Low

879926

Q84JE7
Uncharacterized protein At2g46535

1

0

High-throughput

0.251

Low

879933

HOZ
Non-canonical heme oxygenase HOZ, chloroplastic

1

0

High-throughput

0.251

Low

879934

ACR7
ACT domain-containing protein ACR7

1

0

High-throughput

0.251

Low

879936

Q8RWK5
Nucleolar protein 16

1

0

High-throughput

0.251

Low

879939

SEBP2
Selenium-binding protein 2

1

0

High-throughput

0.251

Low

879945

Q94K21
Uncharacterized protein unannotated coding sequence from BAC F9L11

1

0

High-throughput

0.251

Low

879957

PP371
Pentatricopeptide repeat-containing protein At5g08510

1

0

High-throughput

0.251

Low

879967

MCA8
Metacaspase-8

1

0

High-throughput

0.251

Low

879968

Q9SF14
F26K24.14 protein

1

0

High-throughput

0.251

Low

879969

HIP43
Heavy metal-associated isoprenylated plant protein 43

1

0

High-throughput

0.251

Low

879974

GDU2
Protein GLUTAMINE DUMPER 2

1

0

High-throughput

0.251

Low

879975

UFC1
Ubiquitin-fold modifier-conjugating enzyme 1

1

0

High-throughput

0.251

Low

879976

Q9SZD2
Glycine-rich protein

1

0

High-throughput

0.251

Low

879977

Q9ZPG2
At4g07820

1

0

High-throughput

0.251

Low

879981

DSP1
Inositol diphosphatase DSP1

1

0

High-throughput

0.251

Low


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Last updated: 11Aug2025