Protein: EF1B
Elongation factor 1-beta (EF-1-beta) (Eukaryotic elongation factor 1Balpha) (eEF1Balpha) (Translation elongation factor 1B alpha)

Gene: EF1B, EFB1
Organism: Saccharomyces cerevisiae S288C
Interactions: 74
UniProt ID: P32471

Gene Ontology (top 5):
GO:0003746 - translation elongation factor activity
GO:0005085 - guanyl-nucleotide exchange factor activity
GO:0005829 - cytosol
GO:0005840 - ribosome
GO:0005853 - eukaryotic translation elongation factor 1 complex

Download interactions: TXT   MITAB-2.5

Interaction Interactor Experiments Homologs Category Interaction
Score
Confidence

394348

EF1A
Elongation factor 1-alpha

9

5

Small-scale

0.970

High

737367

EF1G2
Elongation factor 1-gamma 2

4

17

Small-scale

0.905

High

713603

EF1G1
Elongation factor 1-gamma 1

2

17

High-throughput

0.789

High

579038

HSC82
ATP-dependent molecular chaperone HSC82

3

3

High-throughput

0.633

High

544166

SSB1
Ribosome-associated molecular chaperone SSB1

2

4

High-throughput

0.571

High

737378

RPN11
Ubiquitin carboxyl-terminal hydrolase RPN11

2

0

High-throughput

0.559

High

597408

EF3A
Elongation factor 3A

1

1

Small-scale

0.552

High

523361

HSP71
Heat shock protein SSA1

2

4

High-throughput

0.552

High

737374

SSB2
Ribosome-associated molecular chaperone SSB2

2

4

High-throughput

0.552

High

726841

HS104
Heat shock protein 104

2

0

High-throughput

0.547

High

737384

UBP3
Ubiquitin carboxyl-terminal hydrolase 3

1

2

High-throughput

0.536

High

670466

SIS1
Protein SIS1

1

0

High-throughput

0.493

High

737371

TEM1
Protein TEM1

1

1

High-throughput

0.489

High

737380

ENT3
Epsin-3

1

0

Small-scale

0.480

High

358984

G3P2
Glyceraldehyde-3-phosphate dehydrogenase 2

1

1

High-throughput

0.479

High

365584

PGK
Phosphoglycerate kinase

1

1

High-throughput

0.479

High

367928

ENO2
Enolase 2

1

1

High-throughput

0.479

High

392415

HSP82
ATP-dependent molecular chaperone HSP82

1

3

High-throughput

0.479

High

689330

RS7A
Small ribosomal subunit protein eS7A

1

1

High-throughput

0.479

High

737366

TCTP
Translationally-controlled tumor protein homolog

1

4

High-throughput

0.479

High

737368

GBLP
Small ribosomal subunit protein RACK1

1

4

High-throughput

0.479

High

737369

ATG8
Autophagy-related protein 8

1

5

High-throughput

0.479

High

737388

PUR8
Adenylosuccinate lyase

1

1

High-throughput

0.479

High

368423

TPIS
Triosephosphate isomerase

1

0

High-throughput

0.458

High

409998

RL25
Large ribosomal subunit protein uL23

1

0

High-throughput

0.458

High

416402

HXKA
Hexokinase-1

1

0

High-throughput

0.458

High

433516

RL26A
Large ribosomal subunit protein uL24A

1

0

High-throughput

0.458

High

434924

RS3
Small ribosomal subunit protein uS3

1

0

High-throughput

0.458

High

436350

RS31
Ubiquitin-ribosomal protein eS31 fusion protein [Cleaved into: Ubiquitin; Small ribosomal subunit protein eS31

1

0

High-throughput

0.458

High

439288

PDC1
Pyruvate decarboxylase isozyme 1

1

0

High-throughput

0.458

High

441775

RS14A
Small ribosomal subunit protein uS11A

1

0

High-throughput

0.458

High

454936

RS19A
Small ribosomal subunit protein eS19A

1

0

High-throughput

0.458

High

502914

RS22A
Small ribosomal subunit protein uS8A

1

0

High-throughput

0.458

High

504099

RL31A
Large ribosomal subunit protein eL31A

1

0

High-throughput

0.458

High

514518

RS18A
Small ribosomal subunit protein uS13A

1

0

High-throughput

0.458

High

555038

G6PI
Glucose-6-phosphate isomerase

1

0

High-throughput

0.458

High

572539

ALF
Fructose-bisphosphate aldolase

1

0

High-throughput

0.458

High

674483

RS2
Small ribosomal subunit protein uS5

1

0

High-throughput

0.458

High

737363

RSSA1
Small ribosomal subunit protein uS2A

1

0

High-throughput

0.458

High

737373

LAA1
AP-1 accessory protein LAA1

1

0

High-throughput

0.458

High

737379

MOG1
Nuclear import protein MOG1

1

0

High-throughput

0.458

High

737385

RS15
Small ribosomal subunit protein uS19

1

0

High-throughput

0.458

High

481534

HSP73
Heat shock protein SSA3

1

4

High-throughput

0.445

High

526175

HSP72
Heat shock protein SSA2

1

4

High-throughput

0.445

High

737362

HSP7F
Heat shock protein homolog SSE1

1

6

High-throughput

0.445

High

737370

SSZ1
Ribosome-associated complex subunit SSZ1

1

3

High-throughput

0.445

High

364411

CDK1
Cyclin-dependent kinase 1

1

1

High-throughput

0.437

High

709626

BMH1
Protein BMH1

1

2

High-throughput

0.437

High

737364

IXR1
Intrastrand cross-link recognition protein

1

1

Small-scale

0.437

High

737377

COPB2
Coatomer subunit beta'

1

2

Small-scale

0.437

High

737387

TOM1
E3 ubiquitin-protein ligase TOM1

1

7

High-throughput

0.437

High

737392

AP3D
AP-3 complex subunit delta

1

1

High-throughput

0.437

High

737361

ZUO1
Zuotin

1

0

High-throughput

0.426

High

597073

BIP
Endoplasmic reticulum chaperone BiP

1

4

High-throughput

0.407

High

737365

PXA2
Peroxisomal long-chain fatty acid import protein 1

1

0

High-throughput

0.282

High

737372

YCFI
Metal resistance protein YCF1

1

0

High-throughput

0.282

High

94546

STE2
Pheromone alpha factor receptor

1

0

High-throughput

0.251

Low

364976

KPYK1
Pyruvate kinase 1

1

0

High-throughput

0.249

Low

558638

CAF20
Cap-associated protein CAF20

1

0

High-throughput

0.249

Low

594252

RPB3
DNA-directed RNA polymerase II subunit RPB3

1

0

Small-scale

0.249

Low

687034

PPZ1
Serine/threonine-protein phosphatase PP-Z1

1

0

Small-scale

0.249

Low

706500

TF2B
Transcription initiation factor IIB

1

0

High-throughput

0.249

Low

724313

PUS3
tRNA pseudouridine(38/39) synthase

1

0

High-throughput

0.249

Low

737376

RLP7
Ribosome biogenesis protein RLP7

1

0

High-throughput

0.249

Low

737381

PIL1
Sphingolipid long chain base-responsive protein PIL1

1

0

High-throughput

0.249

Low

737382

ATF2
Alcohol O-acetyltransferase 2

1

0

High-throughput

0.249

Low

737383

SAM50
Sorting assembly machinery 50 kDa subunit

1

0

High-throughput

0.249

Low

737386

COFI
Cofilin

1

0

High-throughput

0.249

Low

737389

MMS22
E3 ubiquitin-protein ligase substrate receptor MMS22

1

0

High-throughput

0.249

Low

737390

LCL2
Long chronological lifespan protein 2

1

0

High-throughput

0.249

Low

737391

ZEO1
Protein ZEO1

1

0

High-throughput

0.249

Low

737394

RRP6
Exosome complex exonuclease RRP6

1

0

High-throughput

0.249

Low

737375

PSF2
DNA replication complex GINS protein PSF2

1

0

High-throughput

0.232

Low

737393

KAD6
Adenylate kinase isoenzyme 6 homolog FAP7

1

0

Small-scale

0.232

Low


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Last updated: 11Aug2025