Protein: BUD20
Bud site selection protein 20

Gene: BUD20
Organism: Saccharomyces cerevisiae S288C
Interactions: 139
UniProt ID: Q08004

Gene Ontology (top 5):
GO:0000055 - ribosomal large subunit export from nucleus
GO:0003676 - nucleic acid binding
GO:0005634 - nucleus
GO:0005737 - cytoplasm
GO:0008270 - zinc ion binding

Download interactions: TXT   MITAB-2.5

Interaction Interactor Experiments Homologs Category Interaction
Score
Confidence

816918

NUG1
Nuclear GTP-binding protein NUG1

9

2

Small-scale

0.753

High

923213

NOG2
Nucleolar GTP-binding protein 2

9

2

Small-scale

0.751

High

750157

MRT4
Ribosome assembly factor MRT4

6

1

Small-scale

0.733

High

827624

RLP7
Ribosome biogenesis protein RLP7

6

2

Small-scale

0.733

High

919021

PESC
Pescadillo homolog

12

0

Small-scale

0.726

High

1044228

ARX1
Probable metalloprotease ARX1

10

0

Small-scale

0.723

High

782466

RPF2
Ribosome biogenesis protein RPF2

8

0

Small-scale

0.719

High

806666

RIX1
Pre-rRNA-processing protein RIX1

8

0

Small-scale

0.719

High

818284

NSA2
Ribosome biogenesis protein NSA2

7

0

Small-scale

0.716

High

1039643

NOG1
Nucleolar GTP-binding protein 1

7

0

Small-scale

0.716

High

806178

NMD3
60S ribosomal export protein NMD3

7

0

Small-scale

0.712

High

924255

IPI3
Pre-rRNA-processing protein IPI3

4

1

Small-scale

0.699

High

745108

AFG2
ATPase family gene 2 protein

4

1

Small-scale

0.698

High

1060824

RLP24
Ribosome biogenesis protein RLP24

6

0

Small-scale

0.691

High

803951

CIC1
Proteasome-interacting protein CIC1

5

0

Small-scale

0.688

High

919560

SDA1
Protein SDA1

5

0

Small-scale

0.688

High

1061415

MEX67
mRNA export factor MEX67

4

1

Small-scale

0.686

High

1061409

MDN1
Midasin

4

0

Small-scale

0.664

High

1061412

IF6
Eukaryotic translation initiation factor 6

4

0

Small-scale

0.664

High

1061410

NOP53
Ribosome biogenesis protein NOP53

3

1

Small-scale

0.656

High

805018

IPI1
Pre-rRNA-processing protein IPI1

3

0

High-throughput

0.638

High

864194

ALB1
Ribosome biogenesis protein ALB1

3

0

Small-scale

0.638

High

924858

NOP15
Ribosome biogenesis protein 15

3

0

High-throughput

0.638

High

751991

LHP1
La protein homolog

3

0

High-throughput

0.634

High

403676

PABP
Polyadenylate-binding protein, cytoplasmic and nuclear

2

0

Small-scale

0.592

High

410366

RL25
Large ribosomal subunit protein uL23

2

0

High-throughput

0.585

High

570164

RL3
Large ribosomal subunit protein uL3

2

0

Small-scale

0.585

High

917570

NSA1
Ribosome biogenesis protein NSA1

2

0

Small-scale

0.585

High

924341

NOP13
Nucleolar protein 13

2

0

High-throughput

0.585

High

1037994

NU116
Nucleoporin NUP116/NSP116

2

3

Small-scale

0.585

High

394953

EF1A
Elongation factor 1-alpha

2

0

High-throughput

0.559

High

1061405

NOP12
Nucleolar protein 12

2

1

High-throughput

0.558

High

918048

CGR1
rRNA-processing protein CGR1

2

0

High-throughput

0.547

High

432716

RL7A
Large ribosomal subunit protein uL30A

1

2

High-throughput

0.536

High

637292

PWP1
Periodic tryptophan protein 1

1

2

High-throughput

0.536

High

795934

LSM2
LSM complex subunit LSM2

1

2

High-throughput

0.536

High

1061411

RL7B
Large ribosomal subunit protein uL30B

1

2

High-throughput

0.536

High

381294

H2B1
Histone H2B.1

1

1

High-throughput

0.515

High

381656

H2B2
Histone H2B.2

1

1

High-throughput

0.515

High

358424

ADH2
Alcohol dehydrogenase 2

1

0

High-throughput

0.513

High

383368

RL28
Large ribosomal subunit protein uL15

1

0

High-throughput

0.513

High

419521

H2A1
Histone H2A.1

1

0

High-throughput

0.513

High

569871

RL30
Large ribosomal subunit protein eL30

1

0

High-throughput

0.513

High

576014

CYPH
Peptidyl-prolyl cis-trans isomerase

1

0

High-throughput

0.513

High

604979

MDHM
Malate dehydrogenase, mitochondrial

1

0

High-throughput

0.513

High

657129

IF5A1
Eukaryotic translation initiation factor 5A-1

1

0

High-throughput

0.513

High

684862

RL5
Large ribosomal subunit protein uL18

1

0

High-throughput

0.513

High

763638

UTP20
U3 small nucleolar RNA-associated protein 20

1

0

High-throughput

0.513

High

779109

EF1G2
Elongation factor 1-gamma 2

1

0

High-throughput

0.513

High

849952

BLM10
Proteasome activator BLM10

1

0

High-throughput

0.513

High

879900

RL38
Large ribosomal subunit protein eL38

1

0

High-throughput

0.513

High

1040603

COFI
Cofilin

1

0

High-throughput

0.513

High

1043357

OYE2
NADPH dehydrogenase 2

1

0

High-throughput

0.513

High

1044599

HMO1
High mobility group protein 1

1

0

High-throughput

0.513

High

1046528

PUF6
Pumilio homology domain family member 6

1

0

High-throughput

0.513

High

518145

SSBP1
Single-stranded nucleic acid-binding protein

1

1

High-throughput

0.500

High

382383

H4
Histone H4

1

0

High-throughput

0.493

High

601141

RL8A
Large ribosomal subunit protein eL8A

1

1

High-throughput

0.489

High

917493

PRP43
Pre-mRNA-splicing factor ATP-dependent RNA helicase PRP43

1

1

High-throughput

0.489

High

634287

NUP1
Nucleoporin NUP1

1

0

Small-scale

0.480

High

948674

ACT
Actin

1

0

High-throughput

0.479

High

677247

SPB1
27S pre-rRNA

1

1

High-throughput

0.479

High

708361

TF2B
Transcription initiation factor IIB

1

1

High-throughput

0.479

High

708793

TF3B
Transcription factor IIIB 70 kDa subunit

1

1

High-throughput

0.479

High

792279

GBLP
Small ribosomal subunit protein RACK1

1

1

High-throughput

0.479

High

830195

NOP2
25S rRNA

1

1

High-throughput

0.479

High

917697

LSG1
Large subunit GTPase 1

1

2

Small-scale

0.479

High

1031064

NOP3
Serine/arginine

1

1

High-throughput

0.479

High

1061414

RL11B
Large ribosomal subunit protein uL5B

1

1

Small-scale

0.479

High

149982

RS9A
Small ribosomal subunit protein uS4A

1

0

High-throughput

0.458

High

435400

RS3
Small ribosomal subunit protein uS3

1

0

High-throughput

0.458

High

436201

RS13
Small ribosomal subunit protein uS15

1

0

High-throughput

0.458

High

514863

RS18A
Small ribosomal subunit protein uS13A

1

0

High-throughput

0.458

High

531525

RT01
Small ribosomal subunit protein mS43

1

0

High-throughput

0.458

High

594603

RPB3
DNA-directed RNA polymerase II subunit RPB3

1

0

High-throughput

0.458

High

674866

RS2
Small ribosomal subunit protein uS5

1

0

High-throughput

0.458

High

722312

XPO1
Exportin-1

1

0

Small-scale

0.458

High

735197

RPC3
DNA-directed RNA polymerase III subunit RPC3

1

0

High-throughput

0.458

High

758052

MTR2
mRNA transport regulator MTR2

1

0

Small-scale

0.458

High

778564

RS27A
Small ribosomal subunit protein eS27A

1

0

High-throughput

0.458

High

795851

YBC8
UPF0642 protein YBL028C

1

0

High-throughput

0.458

High

802418

RS20
Small ribosomal subunit protein uS10

1

0

High-throughput

0.458

High

825395

BMT5
25S rRNA

1

0

High-throughput

0.458

High

874561

RS12
Small ribosomal subunit protein eS12

1

0

High-throughput

0.458

High

923884

GIS2
Zinc finger protein GIS2

1

0

High-throughput

0.458

High

1033598

RS15
Small ribosomal subunit protein uS19

1

0

High-throughput

0.458

High

1053987

MMS22
E3 ubiquitin-protein ligase substrate receptor MMS22

1

0

High-throughput

0.458

High

1061404

BUD20
Bud site selection protein 20

1

0

Small-scale

0.458

High

1061406

TMA16
Translation machinery-associated protein 16

1

0

High-throughput

0.458

High

1061408

RRS1
Regulator of ribosome biosynthesis

1

0

High-throughput

0.458

High

1061413

YL363
Uncharacterized protein YLR363W-A

1

0

High-throughput

0.458

High

886184

NUP42
Nucleoporin NUP42

1

2

Small-scale

0.457

High

1037962

NU100
Nucleoporin NUP100/NSP100

1

3

Small-scale

0.457

High

503443

RL11A
Large ribosomal subunit protein uL5A

1

1

Small-scale

0.445

High

763263

SQT1
Ribosome assembly protein SQT1

1

1

Small-scale

0.445

High

807161

FKBP3
Peptidyl-prolyl cis-trans isomerase

1

1

High-throughput

0.445

High

1054255

FKBP4
FK506-binding protein 4

1

1

High-throughput

0.445

High

527840

HSP72
Heat shock protein SSA2

1

0

High-throughput

0.426

High

531910

RL4A
Large ribosomal subunit protein uL4A

1

0

High-throughput

0.426

High

546515

SSB1
Ribosome-associated molecular chaperone SSB1

1

0

High-throughput

0.426

High

673594

NLE1
Ribosome assembly protein 4

5

0

Small-scale

0.374

High

689151

RL16A
Large ribosomal subunit protein uL13A

3

0

Small-scale

0.330

High

1044622

RT24
Small ribosomal subunit protein mS35

2

0

High-throughput

0.318

High

504444

RL31A
Large ribosomal subunit protein eL31A

2

0

High-throughput

0.305

High

513782

RL2A
Large ribosomal subunit protein uL2A

2

0

High-throughput

0.305

High

1061407

RS10A
Small ribosomal subunit protein eS10A

2

0

High-throughput

0.305

High

744779

MG101
Mitochondrial genome maintenance protein MGM101

1

0

High-throughput

0.279

Low

795688

YBE4
Uncharacterized protein YBL044W

1

0

High-throughput

0.279

Low

804068

FYV4
Small ribosomal subunit protein mS41

1

0

High-throughput

0.279

Low

820972

RL13B
Large ribosomal subunit protein eL13B

1

0

High-throughput

0.279

Low

825523

RT25
Small ribosomal subunit protein mS23

1

0

High-throughput

0.279

Low

826433

AIM21
Altered inheritance of mitochondria protein 21

1

0

High-throughput

0.279

Low

917837

MNP1
Large ribosomal subunit protein bL12m

1

0

High-throughput

0.279

Low

925331

GPI15
Phosphatidylinositol N-acetylglucosaminyltransferase subunit GPI15

1

0

High-throughput

0.279

Low

1038407

RL21A
Large ribosomal subunit protein eL21A

1

0

Small-scale

0.279

Low

705671

HIBCH
Small ribosomal subunit protein mS47

1

0

High-throughput

0.269

Low

825782

MAM33
Mitochondrial acidic protein MAM33

1

0

High-throughput

0.269

Low

1037943

RT16
Small ribosomal subunit protein bS16m

1

0

High-throughput

0.269

Low

367408

CISY1
Citrate synthase, mitochondrial

1

0

High-throughput

0.261

Low

383922

RS17A
Small ribosomal subunit protein eS17A

1

0

High-throughput

0.249

Low

433877

RL26A
Large ribosomal subunit protein uL24A

1

0

High-throughput

0.249

Low

442138

RS14A
Small ribosomal subunit protein uS11A

1

0

High-throughput

0.249

Low

455292

RS19A
Small ribosomal subunit protein eS19A

1

0

High-throughput

0.249

Low

503272

RS22A
Small ribosomal subunit protein uS8A

1

0

High-throughput

0.249

Low

503855

RL27A
Large ribosomal subunit protein eL27A

1

0

High-throughput

0.249

Low

512684

RS6A
Small ribosomal subunit protein eS6A

1

0

High-throughput

0.249

Low

513252

RS8A
Small ribosomal subunit protein eS8A

1

0

High-throughput

0.249

Low

514068

RL18B
Large ribosomal subunit protein eL18B

1

0

High-throughput

0.249

Low

515386

RS32B
Small ribosomal subunit protein eS32B

1

0

High-throughput

0.249

Low

554542

RT13
Small ribosomal subunit protein mS27

1

0

High-throughput

0.249

Low

605422

RTPT
Small ribosomal subunit protein mS26

1

0

High-throughput

0.249

Low

689695

RS7A
Small ribosomal subunit protein eS7A

1

0

High-throughput

0.249

Low

747174

RT04
Small ribosomal subunit protein uS2m

1

0

High-throughput

0.249

Low

753618

RS3A1
Small ribosomal subunit protein eS1A

1

0

High-throughput

0.249

Low

812715

LAA1
AP-1 accessory protein LAA1

1

0

High-throughput

0.249

Low

1039929

RT51
Small ribosomal subunit protein bS1m

1

0

High-throughput

0.249

Low

796794

FES1
Hsp70 nucleotide exchange factor FES1

1

0

High-throughput

0.238

Low

1035148

UBC7
Ubiquitin-conjugating enzyme E2 7

1

0

High-throughput

0.238

Low


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Last updated: 11Aug2025