Protein: PTA1
Pre-tRNA-processing protein PTA1

Gene: PTA1
Organism: Saccharomyces cerevisiae S288C
Interactions: 68
UniProt ID: Q01329

Gene Ontology (top 5):
GO:0005634 - nucleus
GO:0005847 - mRNA cleavage and polyadenylation specificity factor complex
GO:0006397 - mRNA processing
GO:0008033 - tRNA processing
GO:0030846 - termination of RNA polymerase II transcription, poly(A)-coupled

Download interactions: TXT   MITAB-2.5

Interaction Interactor Experiments Homologs Category Interaction
Score
Confidence

921025

SSU72
RNA polymerase II subunit A C-terminal domain phosphatase SSU72

11

3

Small-scale

0.980

High

712936

PAP
Poly(A) polymerase

13

2

Small-scale

0.760

High

843177

PFS2
Polyadenylation factor subunit 2

14

1

Small-scale

0.760

High

743270

PP12
Serine/threonine-protein phosphatase PP1-2

13

1

Small-scale

0.759

High

1030144

CFT2
Cleavage factor two protein 2

12

7

Small-scale

0.759

High

1030138

YSH1
Endoribonuclease YSH1

12

8

Small-scale

0.757

High

853584

FIP1
Pre-mRNA polyadenylation factor FIP1

12

1

Small-scale

0.757

High

1030139

CFT1
Protein CFT1

10

2

Small-scale

0.752

High

781153

SWD2
COMPASS component SWD2

9

1

Small-scale

0.751

High

1030137

YTH1
mRNA 3'-end-processing protein YTH1

9

2

Small-scale

0.751

High

1030140

SYC1
Protein SYC1

7

2

Small-scale

0.745

High

1030135

PTA1
Pre-tRNA-processing protein PTA1

2

0

Small-scale

0.736

High

837284

REF2
RNA end formation protein 2

12

0

Small-scale

0.725

High

776490

MPE1
Protein MPE1

11

0

Small-scale

0.724

High

814985

PTI1
Protein PTI1

10

0

Small-scale

0.724

High

671427

RNA14
mRNA 3'-end-processing protein RNA14

3

1

Small-scale

0.662

High

811227

PCF11
Protein PCF11

3

2

Small-scale

0.655

High

632719

DBP4
ATP-dependent RNA helicase HCA4

2

0

High-throughput

0.595

High

1030141

CLP1
mRNA cleavage and polyadenylation factor CLP1

2

0

Small-scale

0.587

High

743545

RU1A
U1 small nuclear ribonucleoprotein A

2

0

High-throughput

0.585

High

1030146

RIO1
Serine/threonine-protein kinase RIO1

2

0

Small-scale

0.561

High

707923

TF2B
Transcription initiation factor IIB

2

0

Small-scale

0.559

High

527445

HSP72
Heat shock protein SSA2

2

2

High-throughput

0.552

High

926000

SUB1
RNA polymerase II transcriptional coactivator SUB1

1

0

Small-scale

0.537

High

843191

EMW1
Essential for maintenance of the cell wall protein 1

1

1

High-throughput

0.515

High

656586

KC11
Casein kinase I homolog 1

1

0

Small-scale

0.480

High

874257

CLA4
Serine/threonine-protein kinase CLA4

1

0

High-throughput

0.480

High

671454

RNA15
mRNA 3'-end-processing protein RNA15

1

4

Small-scale

0.479

High

402088

RPB1
DNA-directed RNA polymerase II subunit RPB1

1

0

Small-scale

0.458

High

594517

RPB3
DNA-directed RNA polymerase II subunit RPB3

1

0

High-throughput

0.458

High

649554

CHL1
ATP-dependent DNA helicase CHL1

1

0

Small-scale

0.458

High

655632

TAF2
Transcription initiation factor TFIID subunit 2

1

0

High-throughput

0.458

High

735114

RPC3
DNA-directed RNA polymerase III subunit RPC3

1

0

High-throughput

0.458

High

751903

TFC4
Transcription factor tau 131 kDa subunit

1

0

Small-scale

0.458

High

1030136

SCC2
Sister chromatid cohesion protein 2

1

0

High-throughput

0.458

High

1030143

YL11B
Transposon Ty1-LR1 Gag-Pol polyprotein

1

0

High-throughput

0.458

High

1030145

SCC1
Sister chromatid cohesion protein 1

1

0

High-throughput

0.458

High

524867

HSP71
Heat shock protein SSA1

1

2

High-throughput

0.445

High

531852

RL4A
Large ribosomal subunit protein uL4A

1

1

High-throughput

0.445

High

545928

SSB1
Ribosome-associated molecular chaperone SSB1

1

2

High-throughput

0.445

High

742924

HSP79
Heat shock protein homolog SSE2

1

3

High-throughput

0.445

High

819529

SSB2
Ribosome-associated molecular chaperone SSB2

1

2

High-throughput

0.445

High

885062

RL4B
Large ribosomal subunit protein uL4B

1

1

High-throughput

0.445

High

744619

TFB1
General transcription and DNA repair factor IIH subunit TFB1

1

0

High-throughput

0.438

High

781246

RL14A
Large ribosomal subunit protein eL14A

1

1

Small-scale

0.437

High

803426

RL14B
Large ribosomal subunit protein eL14B

1

1

Small-scale

0.437

High

444599

DED1
ATP-dependent RNA helicase DED1

1

0

High-throughput

0.426

High

779567

LHS1
Heat shock protein 70 homolog LHS1

1

3

High-throughput

0.407

High

481910

SYIC
Isoleucine--tRNA ligase, cytoplasmic

2

0

High-throughput

0.319

High

427406

RLA0
Large ribosomal subunit protein uL10

2

0

Small-scale

0.298

High

712648

RL8B
Large ribosomal subunit protein eL8B

2

0

Small-scale

0.298

High

438821

CYSD
Homocysteine/cysteine synthase

1

0

High-throughput

0.269

Low

794824

ECM21
Protein ECM21

1

0

High-throughput

0.269

Low

813882

BOL3
BolA-like protein 3

1

0

High-throughput

0.269

Low

1030148

YD199
Putative metabolite transport protein YDL199C

1

0

High-throughput

0.269

Low

94580

STE2
Pheromone alpha factor receptor

1

0

High-throughput

0.251

Low

150325

YL358
Uncharacterized protein YLR358C

1

0

High-throughput

0.249

Low

394828

EF1A
Elongation factor 1-alpha

1

0

Small-scale

0.249

Low

570113

RL3
Large ribosomal subunit protein uL3

1

0

Small-scale

0.249

Low

812571

LAA1
AP-1 accessory protein LAA1

1

0

High-throughput

0.249

Low

917364

YGO0
Uncharacterized membrane protein YGL140C

1

0

High-throughput

0.249

Low

1030142

TMA46
Translation machinery-associated protein 46

1

0

High-throughput

0.249

Low

570294

RS17B
Small ribosomal subunit protein eS17B

1

0

High-throughput

0.232

Low

592441

VATB
V-type proton ATPase subunit B

1

0

High-throughput

0.232

Low

752618

HSP78
Heat shock protein 78, mitochondrial

1

0

High-throughput

0.232

Low

924478

PFD4
Prefoldin subunit 4

1

0

High-throughput

0.232

Low

1030147

RL7B
Large ribosomal subunit protein uL30B

1

0

High-throughput

0.232

Low


Service provided by Combinatics, Japan

Last updated: 11Aug2025