Protein: PBP4
Protein PBP4 (PBP1-binding protein 4)

Gene: PBP4
Organism: Saccharomyces cerevisiae S288C
Interactions: 88
UniProt ID: Q07362

Gene Ontology (top 5):
GO:0005634 - nucleus
GO:0005737 - cytoplasm
GO:0005777 - peroxisome
GO:0010494 - cytoplasmic stress granule

Download interactions: TXT   MITAB-2.5

Interaction Interactor Experiments Homologs Category Interaction
Score
Confidence

919441

PBP1
PAB1-binding protein 1

5

0

Small-scale

0.676

High

805642

LSM12
Protein LSM12

4

0

Small-scale

0.653

High

923135

BRE5
UBP3-associated protein BRE5

2

0

High-throughput

0.585

High

1030586

UBP3
Ubiquitin carboxyl-terminal hydrolase 3

2

0

High-throughput

0.585

High

674857

RS2
Small ribosomal subunit protein uS5

2

0

Small-scale

0.559

High

455286

RS19A
Small ribosomal subunit protein eS19A

2

1

High-throughput

0.533

High

643668

SNF2
Transcription regulatory protein SNF2

1

0

High-throughput

0.513

High

660344

STE11
Serine/threonine-protein kinase STE11

1

0

High-throughput

0.513

High

722294

XPO1
Exportin-1

1

0

High-throughput

0.513

High

738079

MKK2
MAP kinase kinase MKK2/SSP33

1

0

High-throughput

0.513

High

744806

ALK2
Serine/threonine-protein kinase Haspin homolog ALK2

1

0

High-throughput

0.513

High

810671

SSN3
Meiotic mRNA stability protein kinase SSN3

1

0

High-throughput

0.513

High

825305

MOB1
DBF2 kinase activator protein MOB1

1

0

High-throughput

0.513

High

864437

IKS1
Probable serine/threonine-protein kinase IKS1

1

0

High-throughput

0.513

High

665208

DPB2
DNA polymerase epsilon subunit B

1

0

High-throughput

0.493

High

671980

HAL4
Serine/threonine-protein kinase HAL4/SAT4

1

0

High-throughput

0.493

High

808668

AURK
Aurora kinase

1

0

High-throughput

0.493

High

808920

UME6
Transcriptional regulatory protein UME6

1

0

High-throughput

0.493

High

849951

BLM10
Proteasome activator BLM10

1

0

High-throughput

0.493

High

656641

KC11
Casein kinase I homolog 1

1

0

High-throughput

0.480

High

393412

HSP82
ATP-dependent molecular chaperone HSP82

1

1

High-throughput

0.479

High

747603

RSSA1
Small ribosomal subunit protein uS2A

1

1

High-throughput

0.479

High

812125

DHH1
ATP-dependent RNA helicase DHH1

1

1

High-throughput

0.479

High

866141

JHD2
Histone demethylase JHD2

1

1

Small-scale

0.479

High

1044155

GIS1
Transcriptional activator/repressor GIS1

1

1

High-throughput

0.479

High

1059247

YRA1
RNA annealing protein YRA1

1

1

Small-scale

0.479

High

403669

PABP
Polyadenylate-binding protein, cytoplasmic and nuclear

1

0

Small-scale

0.458

High

433303

RL17A
Large ribosomal subunit protein uL22A

1

0

High-throughput

0.458

High

436193

RS13
Small ribosomal subunit protein uS15

1

0

High-throughput

0.458

High

666553

DBP2
ATP-dependent RNA helicase DBP2

1

0

High-throughput

0.458

High

684857

RL5
Large ribosomal subunit protein uL18

1

0

High-throughput

0.458

High

708319

TF2B
Transcription initiation factor IIB

1

0

High-throughput

0.458

High

743810

TCA17
TRAPP-associated protein TCA17

1

0

Small-scale

0.458

High

778557

RS27A
Small ribosomal subunit protein eS27A

1

0

High-throughput

0.458

High

792270

GBLP
Small ribosomal subunit protein RACK1

1

0

Small-scale

0.458

High

802411

RS20
Small ribosomal subunit protein uS10

1

0

High-throughput

0.458

High

809424

STM1
Suppressor protein STM1

1

0

High-throughput

0.458

High

817173

RSMB
Small nuclear ribonucleoprotein-associated protein B

1

0

High-throughput

0.458

High

824950

TM108
Protein TMA108

1

0

High-throughput

0.458

High

826878

DSN1
Kinetochore-associated protein DSN1

1

0

High-throughput

0.458

High

835900

RL10
Large ribosomal subunit protein uL16

1

0

High-throughput

0.458

High

865763

MOG1
Nuclear import protein MOG1

1

0

High-throughput

0.458

High

874552

RS12
Small ribosomal subunit protein eS12

1

0

High-throughput

0.458

High

916951

VID30
GID complex subunit 1

1

0

High-throughput

0.458

High

923882

GIS2
Zinc finger protein GIS2

1

0

High-throughput

0.458

High

924446

IGO1
mRNA stability protein IGO1

1

0

Small-scale

0.458

High

925089

APJ1
J domain-containing protein APJ1

1

0

High-throughput

0.458

High

1040667

DIG1
Down-regulator of invasive growth 1

1

0

High-throughput

0.458

High

1041922

HOT1
High-osmolarity-induced transcription protein 1

1

0

Small-scale

0.458

High

1042528

DIG2
Down-regulator of invasive growth 2

1

0

High-throughput

0.458

High

1044478

RUVB1
RuvB-like protein 1

1

0

High-throughput

0.458

High

1053981

MMS22
E3 ubiquitin-protein ligase substrate receptor MMS22

1

0

High-throughput

0.458

High

1054050

PEX30
Peroxisomal membrane protein PEX30

1

0

Small-scale

0.458

High

1059243

VAM6
Vacuolar morphogenesis protein 6

1

0

High-throughput

0.458

High

1059244

ESA1
Histone acetyltransferase ESA1

1

0

Small-scale

0.458

High

1059246

TMA46
Translation machinery-associated protein 46

1

0

High-throughput

0.458

High

1059248

HAA1
Transcriptional activator HAA1

1

0

High-throughput

0.458

High

1059249

SUS1
SAGA complex subunit SUS1

1

0

Small-scale

0.458

High

580146

HSC82
ATP-dependent molecular chaperone HSC82

1

1

High-throughput

0.445

High

742507

HSP7F
Heat shock protein homolog SSE1

1

1

High-throughput

0.445

High

455448

RS19B
Small ribosomal subunit protein eS19B

1

1

High-throughput

0.437

High

655520

RS3A2
Small ribosomal subunit protein eS1B

1

1

High-throughput

0.437

High

682398

SPB4
ATP-dependent rRNA helicase SPB4

1

1

High-throughput

0.437

High

753608

RS3A1
Small ribosomal subunit protein eS1A

1

1

High-throughput

0.437

High

858077

RSSA2
Small ribosomal subunit protein uS2B

1

1

High-throughput

0.437

High

527804

HSP72
Heat shock protein SSA2

1

0

High-throughput

0.426

High

546458

SSB1
Ribosome-associated molecular chaperone SSB1

1

0

High-throughput

0.426

High

1053583

ISR1
Serine/threonine-protein kinase ISR1

1

0

High-throughput

0.279

Low

484329

KEX1
Pheromone-processing carboxypeptidase KEX1

1

0

High-throughput

0.269

Low

673033

YCT3
Uncharacterized protein YCR043C

1

0

High-throughput

0.269

Low

745396

EMP24
Endosomal protein P24B

1

0

High-throughput

0.269

Low

850385

IOC3
ISWI one complex protein 3

1

0

High-throughput

0.269

Low

1044255

PKR1
V-type ATPase assembly factor PKR1

1

0

High-throughput

0.269

Low

383915

RS17A
Small ribosomal subunit protein eS17A

1

0

High-throughput

0.249

Low

410359

RL25
Large ribosomal subunit protein uL23

1

0

High-throughput

0.249

Low

434656

RL22A
Large ribosomal subunit protein eL22A

1

0

High-throughput

0.249

Low

482098

C1TM
C-1-tetrahydrofolate synthase, mitochondrial

1

0

High-throughput

0.249

Low

504438

RL31A
Large ribosomal subunit protein eL31A

1

0

High-throughput

0.249

Low

512674

RS6A
Small ribosomal subunit protein eS6A

1

0

High-throughput

0.249

Low

513244

RS8A
Small ribosomal subunit protein eS8A

1

0

High-throughput

0.249

Low

712678

RL8B
Large ribosomal subunit protein eL8B

1

0

High-throughput

0.249

Low

795238

NU170
Nucleoporin NUP170

1

0

High-throughput

0.249

Low

812698

LAA1
AP-1 accessory protein LAA1

1

0

High-throughput

0.249

Low

824799

MLP2
Protein MLP2

1

0

High-throughput

0.249

Low

870687

RS7B
Small ribosomal subunit protein eS7B

1

0

High-throughput

0.249

Low

918470

EIF2A
Eukaryotic translation initiation factor 2A

1

0

High-throughput

0.249

Low

1059245

RS10A
Small ribosomal subunit protein eS10A

1

0

High-throughput

0.249

Low

1056405

CENPO
Inner kinetochore subunit MCM21

1

0

High-throughput

0.238

Low


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Last updated: 11Aug2025