Protein: UTP20
U3 small nucleolar RNA-associated protein 20 (U3 snoRNA-associated protein 20) (U three protein 20)

Gene: UTP20
Organism: Saccharomyces cerevisiae S288C
Interactions: 158
UniProt ID: P35194

Gene Ontology (top 5):
GO:0000447 - endonucleolytic cleavage in ITS1 to separate SSU-rRNA from 5.8S rRNA and LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)
GO:0000472 - endonucleolytic cleavage to generate mature 5'-end of SSU-rRNA from (SSU-rRNA, 5.8S rRNA, LSU-rRNA)
GO:0000480 - endonucleolytic cleavage in 5'-ETS of tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)
GO:0003729 - mRNA binding
GO:0005654 - nucleoplasm

Download interactions: TXT   MITAB-2.5

Interaction Interactor Experiments Homologs Category Interaction
Score
Confidence

763632

NOC4
Nucleolar complex protein 4

8

1

Small-scale

0.747

High

678380

PWP2
Periodic tryptophan protein 2

7

1

Small-scale

0.745

High

763620

DHR1
Probable ATP-dependent RNA helicase DHR1

6

1

Small-scale

0.721

High

763563

ENP1
Essential nuclear protein 1

9

0

Small-scale

0.718

High

763631

RRP9
Ribosomal RNA-processing protein 9

6

0

Small-scale

0.703

High

763580

UTP10
U3 small nucleolar RNA-associated protein 10

6

0

High-throughput

0.699

High

763657

NOP58
Nucleolar protein 58

4

2

High-throughput

0.694

High

763597

UTP22
U3 small nucleolar RNA-associated protein 22

5

0

High-throughput

0.691

High

763626

RRP45
Exosome complex component RRP45

4

2

High-throughput

0.691

High

677343

KRR1
KRR1 small subunit processome component

5

0

High-throughput

0.686

High

763571

UTP7
U3 small nucleolar RNA-associated protein 7

4

0

High-throughput

0.667

High

763661

NOP14
Nucleolar complex protein 14

4

0

High-throughput

0.664

High

763559

NOP4
Nucleolar protein 4

3

1

High-throughput

0.662

High

763606

NOP15
Ribosome biogenesis protein 15

3

1

High-throughput

0.662

High

763651

MAK21
Ribosome biogenesis protein MAK21

3

1

High-throughput

0.662

High

763628

UTP21
U3 small nucleolar RNA-associated protein 21

3

2

Small-scale

0.640

High

763634

UTP4
U3 small nucleolar RNA-associated protein 4

3

2

Small-scale

0.640

High

763569

UTP9
U3 small nucleolar RNA-associated protein 9

3

0

High-throughput

0.638

High

763612

UTP6
U3 small nucleolar RNA-associated protein 6

3

0

High-throughput

0.638

High

763637

NOP6
Nucleolar protein 6

3

0

High-throughput

0.638

High

763644

UTP16
U3 small nucleolar RNA-associated protein 16

3

0

High-throughput

0.638

High

763639

RCL1
rRNA processing protein RCL1

3

0

High-throughput

0.628

High

763605

NAT10
RNA cytidine acetyltransferase

3

0

High-throughput

0.613

High

763653

RRP42
Exosome complex component RRP42

2

2

High-throughput

0.611

High

763577

FAF1
Protein FAF1

2

0

Small-scale

0.585

High

763624

RRP5
rRNA biogenesis protein RRP5

2

0

Small-scale

0.585

High

763614

UTP17
NET1-associated nuclear protein 1

2

3

High-throughput

0.584

High

763623

UTP14
U3 small nucleolar RNA-associated protein 14

2

1

High-throughput

0.584

High

763627

UTP13
U3 small nucleolar RNA-associated protein 13

2

3

High-throughput

0.584

High

763633

BFR2
Protein BFR2

2

1

High-throughput

0.584

High

763650

RRP6
Exosome complex exonuclease RRP6

2

1

High-throughput

0.584

High

763652

UTP12
U3 small nucleolar RNA-associated protein 12

2

2

High-throughput

0.584

High

453928

IF4E
Eukaryotic translation initiation factor 4E

2

0

High-throughput

0.576

High

754464

RT05
Small ribosomal subunit protein uS5m

2

1

High-throughput

0.567

High

553601

ERF1
Eukaryotic peptide chain release factor subunit 1

2

0

High-throughput

0.563

High

700227

GAR1
H/ACA ribonucleoprotein complex subunit GAR1

2

0

High-throughput

0.563

High

763656

RRP36
rRNA biogenesis protein RRP36

2

0

Small-scale

0.561

High

763585

MTR4
ATP-dependent RNA helicase DOB1

2

0

Small-scale

0.559

High

763588

MPP10
U3 small nucleolar RNA-associated protein MPP10

2

0

Small-scale

0.559

High

763600

UTP8
U3 small nucleolar RNA-associated protein 8

2

0

High-throughput

0.559

High

763604

CSL4
Exosome complex component CSL4

2

0

High-throughput

0.559

High

763608

IMP4
U3 small nucleolar ribonucleoprotein protein IMP4

2

0

High-throughput

0.559

High

763646

BMS1
Ribosome biogenesis protein BMS1

2

0

High-throughput

0.559

High

763659

RRP12
Ribosomal RNA-processing protein 12

2

0

Small-scale

0.559

High

382017

H4
Histone H4

2

1

High-throughput

0.537

High

763595

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

1

2

High-throughput

0.536

High

502965

RS22A
Small ribosomal subunit protein uS8A

2

1

High-throughput

0.533

High

763556

SN114
Pre-mRNA-splicing factor SNU114

1

0

High-throughput

0.518

High

579164

HSC82
ATP-dependent molecular chaperone HSC82

1

1

High-throughput

0.515

High

763610

BCK1
Serine/threonine-protein kinase BCK1/SLK1/SSP31

1

0

High-throughput

0.513

High

763638

BUD20
Bud site selection protein 20

1

0

High-throughput

0.513

High

763584

LSM1
LSM1-LSM7 complex subunit LSM1

1

0

High-throughput

0.493

High

149685

RS9A
Small ribosomal subunit protein uS4A

1

1

High-throughput

0.479

High

512362

RS6A
Small ribosomal subunit protein eS6A

1

1

High-throughput

0.479

High

585249

FBRL
rRNA 2'-O-methyltransferase fibrillarin

1

1

High-throughput

0.479

High

674534

RS2
Small ribosomal subunit protein uS5

1

1

High-throughput

0.479

High

682233

SPB4
ATP-dependent rRNA helicase SPB4

1

1

High-throughput

0.479

High

747008

IMP3
U3 small nucleolar ribonucleoprotein protein IMP3

1

1

High-throughput

0.479

High

763557

RL1D1
Ribosome biogenesis protein UTP30

1

1

High-throughput

0.479

High

763562

MAK5
ATP-dependent RNA helicase MAK5

1

1

High-throughput

0.479

High

763565

CIC1
Proteasome-interacting protein CIC1

1

1

High-throughput

0.479

High

763567

RRP4
Exosome complex component RRP4

1

1

High-throughput

0.479

High

763582

RRP41
Exosome complex component SKI6

1

2

High-throughput

0.479

High

763596

EIF2A
Eukaryotic translation initiation factor 2A

1

1

High-throughput

0.479

High

763598

RRP46
Exosome complex component RRP46

1

2

High-throughput

0.479

High

763607

APJ1
J domain-containing protein APJ1

1

1

High-throughput

0.479

High

763615

TOM1
E3 ubiquitin-protein ligase TOM1

1

1

High-throughput

0.479

High

763616

HAS1
ATP-dependent RNA helicase HAS1

1

1

High-throughput

0.479

High

763619

UTP5
U3 small nucleolar RNA-associated protein 5

1

1

High-throughput

0.479

High

763640

RRP44
Exosome complex exonuclease DIS3

1

1

High-throughput

0.479

High

763643

SKI7
Superkiller protein 7

1

1

High-throughput

0.479

High

763655

NOP56
Nucleolar protein 56

1

2

High-throughput

0.479

High

394431

EF1A
Elongation factor 1-alpha

1

0

High-throughput

0.458

High

403444

PABP
Polyadenylate-binding protein, cytoplasmic and nuclear

1

0

Small-scale

0.458

High

434987

RS3
Small ribosomal subunit protein uS3

1

0

High-throughput

0.458

High

435885

RS13
Small ribosomal subunit protein uS15

1

0

High-throughput

0.458

High

441830

RS14A
Small ribosomal subunit protein uS11A

1

0

High-throughput

0.458

High

512926

RS8A
Small ribosomal subunit protein eS8A

1

0

High-throughput

0.458

High

514561

RS18A
Small ribosomal subunit protein uS13A

1

0

High-throughput

0.458

High

558671

CAF20
Cap-associated protein CAF20

1

0

High-throughput

0.458

High

672868

RRP43
Exosome complex component RRP43

1

0

High-throughput

0.458

High

673161

RRP7
Ribosomal RNA-processing protein 7

1

0

High-throughput

0.458

High

689369

RS7A
Small ribosomal subunit protein eS7A

1

0

High-throughput

0.458

High

747280

RSSA1
Small ribosomal subunit protein uS2A

1

0

High-throughput

0.458

High

753287

RS3A1
Small ribosomal subunit protein eS1A

1

0

High-throughput

0.458

High

754264

DCA13
Protein SOF1

1

0

High-throughput

0.458

High

758361

UTP11
U3 small nucleolar RNA-associated protein 11

1

0

High-throughput

0.458

High

763554

UTP20
U3 small nucleolar RNA-associated protein 20

1

0

High-throughput

0.458

High

763555

RS27A
Small ribosomal subunit protein eS27A

1

0

High-throughput

0.458

High

763560

GBLP
Small ribosomal subunit protein RACK1

1

0

High-throughput

0.458

High

763564

RS20
Small ribosomal subunit protein uS10

1

0

High-throughput

0.458

High

763568

LRP1
Exosome complex protein LRP1

1

0

High-throughput

0.458

High

763572

LCP5
U3 small nucleolar ribonucleoprotein protein LCP5

1

0

High-throughput

0.458

High

763574

UTP18
U3 small nucleolar RNA-associated protein 18

1

0

High-throughput

0.458

High

763575

RRT14
Regulator of rDNA transcription protein 14

1

0

High-throughput

0.458

High

763576

UTP25
U3 small nucleolar RNA-associated protein 25

1

0

High-throughput

0.458

High

763581

ROK1
ATP-dependent RNA helicase ROK1

1

0

High-throughput

0.458

High

763586

MPS3
Spindle pole body assembly component MPS3

1

0

High-throughput

0.458

High

763589

URB2
Nucleolar pre-ribosomal-associated protein 2

1

0

High-throughput

0.458

High

763591

NOL10
Ribosome biogenesis protein ENP2

1

0

High-throughput

0.458

High

763592

MTR3
Exosome complex component MTR3

1

0

High-throughput

0.458

High

763593

RS12
Small ribosomal subunit protein eS12

1

0

High-throughput

0.458

High

763599

PESC
Pescadillo homolog

1

0

High-throughput

0.458

High

763602

ESF2
Pre-rRNA-processing protein ESF2

1

0

High-throughput

0.458

High

763611

RS15
Small ribosomal subunit protein uS19

1

0

High-throughput

0.458

High

763613

XRN2
5'-3' exoribonuclease 2

1

0

High-throughput

0.458

High

763617

BUL2
Ubiquitin ligase-binding protein BUL2

1

0

Small-scale

0.458

High

763621

UTP15
U3 small nucleolar RNA-associated protein 15

1

0

High-throughput

0.458

High

763622

VMS1
tRNA endonuclease VMS1

1

0

High-throughput

0.458

High

763625

FCF1
rRNA-processing protein FCF1

1

0

High-throughput

0.458

High

763630

NEP1
Ribosomal RNA small subunit methyltransferase NEP1

1

0

High-throughput

0.458

High

763636

VAM6
Vacuolar morphogenesis protein 6

1

0

High-throughput

0.458

High

763641

RRP40
Exosome complex component RRP40

1

0

High-throughput

0.458

High

763642

SGO1
Shugoshin

1

0

High-throughput

0.458

High

763647

TMA46
Translation machinery-associated protein 46

1

0

High-throughput

0.458

High

763648

FCF2
rRNA-processing protein FCF2

1

0

High-throughput

0.458

High

763649

SAS10
Something about silencing protein 10

1

0

High-throughput

0.458

High

763654

DBP10
ATP-dependent RNA helicase DBP10

1

0

High-throughput

0.458

High

763658

CMR1
DNA damage-binding protein CMR1

1

0

High-throughput

0.458

High

763662

PNO1
Pre-rRNA-processing protein PNO1

1

0

High-throughput

0.458

High

392527

HSP82
ATP-dependent molecular chaperone HSP82

1

1

High-throughput

0.445

High

517975

SSBP1
Single-stranded nucleic acid-binding protein

1

1

High-throughput

0.445

High

523557

HSP71
Heat shock protein SSA1

1

1

High-throughput

0.445

High

526355

HSP72
Heat shock protein SSA2

1

1

High-throughput

0.445

High

544398

SSB1
Ribosome-associated molecular chaperone SSB1

1

1

High-throughput

0.445

High

675892

MAS5
Mitochondrial protein import protein MAS5

1

1

High-throughput

0.445

High

763573

SSB2
Ribosome-associated molecular chaperone SSB2

1

1

High-throughput

0.445

High

763583

JJJ2
J protein JJJ2

1

1

High-throughput

0.445

High

504144

RL31A
Large ribosomal subunit protein eL31A

1

1

High-throughput

0.437

High

682912

MSH2
DNA mismatch repair protein MSH2

1

1

High-throughput

0.437

High

763579

MSH4
MutS protein homolog 4

1

1

High-throughput

0.437

High

763609

H3
Histone H3

1

1

High-throughput

0.437

High

763660

RS22B
Small ribosomal subunit protein uS8B

1

1

High-throughput

0.437

High

726919

HS104
Heat shock protein 104

1

0

High-throughput

0.426

High

763566

SSZ1
Ribosome-associated complex subunit SSZ1

1

0

High-throughput

0.426

High

763587

TCPQ
T-complex protein 1 subunit theta

1

0

High-throughput

0.426

High

763594

PFD6
Prefoldin subunit 6

1

0

High-throughput

0.426

High

763603

GIS2
Zinc finger protein GIS2

1

0

High-throughput

0.426

High

763635

VIP1
Inositol hexakisphosphate and diphosphoinositol-pentakisphosphate kinase

1

0

High-throughput

0.426

High

590190

PRP16
Pre-mRNA-splicing factor ATP-dependent RNA helicase PRP16

1

2

High-throughput

0.417

High

725701

RM09
Large ribosomal subunit protein uL3m

2

0

High-throughput

0.324

High

763558

RM10
Large ribosomal subunit protein uL15m

2

0

High-throughput

0.324

High

763561

RM16
Large ribosomal subunit protein uL16m

2

0

High-throughput

0.324

High

750582

UBC6
Ubiquitin-conjugating enzyme E2 6

1

0

High-throughput

0.279

Low

762938

SPT7
SAGA complex subunit SPT7

1

0

High-throughput

0.279

Low

383620

RS17A
Small ribosomal subunit protein eS17A

1

0

High-throughput

0.249

Low

410048

RL25
Large ribosomal subunit protein uL23

1

0

High-throughput

0.249

Low

433560

RL26A
Large ribosomal subunit protein uL24A

1

0

High-throughput

0.249

Low

454978

RS19A
Small ribosomal subunit protein eS19A

1

0

High-throughput

0.249

Low

706730

TF2B
Transcription initiation factor IIB

1

0

High-throughput

0.249

Low

763570

LAA1
AP-1 accessory protein LAA1

1

0

High-throughput

0.249

Low

763578

DSN1
Kinetochore-associated protein DSN1

1

0

High-throughput

0.249

Low

763590

MOG1
Nuclear import protein MOG1

1

0

High-throughput

0.249

Low

763601

MPP6
M-phase phosphoprotein 6 homolog

1

0

High-throughput

0.249

Low

763618

RUVB1
RuvB-like protein 1

1

0

High-throughput

0.249

Low

763629

MMS22
E3 ubiquitin-protein ligase substrate receptor MMS22

1

0

High-throughput

0.249

Low

763645

RS10A
Small ribosomal subunit protein eS10A

1

0

High-throughput

0.249

Low


Service provided by Combinatics, Japan

Last updated: 11Aug2025