Protein: PSP2
Protein PSP2 (Mitochondrial regulator of splicing 15) (Polymerase suppressor protein 2)

Gene: PSP2
Organism: Saccharomyces cerevisiae S288C
Interactions: 47
UniProt ID: P50109

Gene Ontology (top 5):
GO:0000172 - ribonuclease MRP complex
GO:0000932 - P-body
GO:0001682 - tRNA 5'-leader removal
GO:0003723 - RNA binding
GO:0003729 - mRNA binding

Download interactions: TXT   MITAB-2.5

Interaction Interactor Experiments Homologs Category Interaction
Score
Confidence

393022

HSP82
ATP-dependent molecular chaperone HSP82

3

0

High-throughput

0.613

High

444569

DED1
ATP-dependent RNA helicase DED1

2

1

High-throughput

0.576

High

453971

IF4E
Eukaryotic translation initiation factor 4E

2

0

Small-scale

0.576

High

815314

IF4F2
Eukaryotic initiation factor 4F subunit p130

2

0

Small-scale

0.576

High

721641

RENT1
ATP-dependent helicase NAM7

2

0

Small-scale

0.561

High

524528

HSP71
Heat shock protein SSA1

2

0

High-throughput

0.559

High

666594

DBP1
ATP-dependent RNA helicase DBP1

1

1

High-throughput

0.541

High

806315

KOG1
Target of rapamycin complex 1 subunit KOG1

1

0

High-throughput

0.529

High

722091

XPO1
Exportin-1

1

0

High-throughput

0.513

High

743404

TOR2
Serine/threonine-protein kinase TOR2

1

1

High-throughput

0.481

High

762846

TOR1
Serine/threonine-protein kinase TOR1

1

1

High-throughput

0.481

High

509638

UBI4P
Polyubiquitin [Cleaved into: Ubiquitin]

1

0

High-throughput

0.480

High

435225

RS3
Small ribosomal subunit protein uS3

1

0

Small-scale

0.458

High

438459

EIF3B
Eukaryotic translation initiation factor 3 subunit B

1

0

High-throughput

0.458

High

438738

SC160
Protein SCP160

1

0

High-throughput

0.458

High

737906

HOG1
Mitogen-activated protein kinase HOG1

1

0

Small-scale

0.458

High

741001

PUB1
Nuclear and cytoplasmic polyadenylated RNA-binding protein PUB1

1

0

High-throughput

0.458

High

747948

SMY2
Protein SMY2

1

0

High-throughput

0.458

High

792142

GBLP
Small ribosomal subunit protein RACK1

1

0

Small-scale

0.458

High

796601

EIF3A
Eukaryotic translation initiation factor 3 subunit A

1

0

High-throughput

0.458

High

797763

AIM4
Altered inheritance of mitochondria protein 4

1

0

High-throughput

0.458

High

809366

STM1
Suppressor protein STM1

1

0

High-throughput

0.458

High

814009

IF2P
Eukaryotic translation initiation factor 5B

1

0

High-throughput

0.458

High

853600

SCD6
Protein SCD6

1

0

Small-scale

0.458

High

893411

BRE5
UBP3-associated protein BRE5

1

0

High-throughput

0.458

High

893412

IGO1
mRNA stability protein IGO1

1

0

Small-scale

0.458

High

893416

URN1
Pre-mRNA-splicing factor URN1

1

0

High-throughput

0.458

High

893419

TMA46
Translation machinery-associated protein 46

1

0

High-throughput

0.458

High

545528

SSB1
Ribosome-associated molecular chaperone SSB1

1

0

High-throughput

0.426

High

727176

HS104
Heat shock protein 104

1

0

High-throughput

0.426

High

863651

PFD1
Prefoldin subunit 1

1

0

High-throughput

0.426

High

893420

HSP42
Heat shock protein 42

1

0

High-throughput

0.426

High

893414

LGE1
Transcriptional regulatory protein LGE1

2

0

High-throughput

0.298

High

382217

H4
Histone H4

1

0

High-throughput

0.249

Low

577564

CYC8
General transcriptional corepressor CYC8

1

0

Small-scale

0.249

Low

679863

CDC48
Cell division control protein 48

1

0

High-throughput

0.249

Low

707620

TF2B
Transcription initiation factor IIB

1

0

High-throughput

0.249

Low

792869

ANM1
Protein arginine N-methyltransferase 1

1

0

High-throughput

0.249

Low

812479

LAA1
AP-1 accessory protein LAA1

1

0

High-throughput

0.249

Low

818248

NSA2
Ribosome biogenesis protein NSA2

1

0

High-throughput

0.249

Low

824747

MLP2
Protein MLP2

1

0

High-throughput

0.249

Low

826033

ULP2
Ubiquitin-like-specific protease 2

1

0

High-throughput

0.249

Low

826653

DSN1
Kinetochore-associated protein DSN1

1

0

High-throughput

0.249

Low

893413

H3
Histone H3

1

0

High-throughput

0.249

Low

893415

GIS1
Transcriptional activator/repressor GIS1

1

0

High-throughput

0.249

Low

893418

AP3D
AP-3 complex subunit delta

1

0

High-throughput

0.249

Low

893417

BRE1
E3 ubiquitin-protein ligase BRE1

1

0

High-throughput

0.232

Low


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Last updated: 11Aug2025