Protein: MTR3
Exosome complex component MTR3 (mRNA transport regulator 3)

Gene: MTR3
Organism: Saccharomyces cerevisiae S288C
Interactions: 76
UniProt ID: P48240

Gene Ontology (top 5):
GO:0000176 - nuclear exosome (RNase complex)
GO:0000177 - cytoplasmic exosome (RNase complex)
GO:0000178 - exosome (RNase complex)
GO:0000467 - exonucleolytic trimming to generate mature 3'-end of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)
GO:0003723 - RNA binding

Download interactions: TXT   MITAB-2.5

Interaction Interactor Experiments Homologs Category Interaction
Score
Confidence

863111

RRP41
Exosome complex component SKI6

8

2

Small-scale

0.967

High

871109

RRP46
Exosome complex component RRP46

7

1

Small-scale

0.960

High

871112

CSL4
Exosome complex component CSL4

11

0

Small-scale

0.926

High

871134

RRP44
Exosome complex exonuclease DIS3

9

0

Small-scale

0.922

High

871124

RRP45
Exosome complex component RRP45

5

2

Small-scale

0.922

High

672913

RRP43
Exosome complex component RRP43

5

0

Small-scale

0.872

High

804726

RRP4
Exosome complex component RRP4

4

0

Small-scale

0.848

High

871135

RRP40
Exosome complex component RRP40

3

0

High-throughput

0.811

High

871143

RRP42
Exosome complex component RRP42

9

2

Small-scale

0.757

High

871141

RRP6
Exosome complex exonuclease RRP6

10

0

Small-scale

0.720

High

865261

LSM8
LSM2-LSM8 complex subunit LSM8

3

1

High-throughput

0.652

High

871111

MPP6
M-phase phosphoprotein 6 homolog

3

0

Small-scale

0.636

High

844527

UTP10
U3 small nucleolar RNA-associated protein 10

3

0

High-throughput

0.628

High

871119

DHR1
Probable ATP-dependent RNA helicase DHR1

3

0

High-throughput

0.613

High

609069

SKI3
Superkiller protein 3

2

0

High-throughput

0.585

High

795888

LSM2
LSM complex subunit LSM2

2

0

High-throughput

0.577

High

804939

LRP1
Exosome complex protein LRP1

2

0

High-throughput

0.576

High

677473

KRR1
KRR1 small subunit processome component

2

0

High-throughput

0.559

High

798260

ENP1
Essential nuclear protein 1

2

0

High-throughput

0.559

High

871121

UTP14
U3 small nucleolar RNA-associated protein 14

2

0

High-throughput

0.559

High

871130

NOC4
Nucleolar complex protein 4

2

0

High-throughput

0.559

High

763841

SKI2
Antiviral helicase SKI2

2

1

High-throughput

0.558

High

527099

HSP72
Heat shock protein SSA2

2

1

High-throughput

0.552

High

819194

SSB2
Ribosome-associated molecular chaperone SSB2

2

1

High-throughput

0.552

High

871120

UTP15
U3 small nucleolar RNA-associated protein 15

2

0

High-throughput

0.547

High

871122

RRP5
rRNA biogenesis protein RRP5

2

0

High-throughput

0.547

High

864110

LSM1
LSM1-LSM7 complex subunit LSM1

1

1

High-throughput

0.508

High

678420

PWP2
Periodic tryptophan protein 2

1

1

High-throughput

0.479

High

864468

MTR4
ATP-dependent RNA helicase DOB1

1

1

High-throughput

0.479

High

871116

UTP17
NET1-associated nuclear protein 1

1

3

High-throughput

0.479

High

871118

UTP5
U3 small nucleolar RNA-associated protein 5

1

1

High-throughput

0.479

High

871125

UTP13
U3 small nucleolar RNA-associated protein 13

1

2

High-throughput

0.479

High

871126

UTP21
U3 small nucleolar RNA-associated protein 21

1

2

High-throughput

0.479

High

871132

UTP4
U3 small nucleolar RNA-associated protein 4

1

1

High-throughput

0.479

High

871142

UTP12
U3 small nucleolar RNA-associated protein 12

1

2

High-throughput

0.479

High

603078

EST1
Telomere elongation protein EST1

1

0

High-throughput

0.458

High

673202

RRP7
Ribosomal RNA-processing protein 7

1

0

High-throughput

0.458

High

707565

TF2B
Transcription initiation factor IIB

1

0

High-throughput

0.458

High

754305

DCA13
Protein SOF1

1

0

High-throughput

0.458

High

758388

UTP11
U3 small nucleolar RNA-associated protein 11

1

0

High-throughput

0.458

High

763592

UTP20
U3 small nucleolar RNA-associated protein 20

1

0

High-throughput

0.458

High

776610

DEF1
RNA polymerase II degradation factor 1

1

0

High-throughput

0.458

High

806541

UTP9
U3 small nucleolar RNA-associated protein 9

1

0

High-throughput

0.458

High

817595

UTP7
U3 small nucleolar RNA-associated protein 7

1

0

High-throughput

0.458

High

823356

UTP18
U3 small nucleolar RNA-associated protein 18

1

0

High-throughput

0.458

High

836185

DIM1
Dimethyladenosine transferase

1

0

High-throughput

0.458

High

865141

MPP10
U3 small nucleolar RNA-associated protein MPP10

1

0

High-throughput

0.458

High

871108

UTP22
U3 small nucleolar RNA-associated protein 22

1

0

High-throughput

0.458

High

871110

UTP8
U3 small nucleolar RNA-associated protein 8

1

0

High-throughput

0.458

High

871113

NAT10
RNA cytidine acetyltransferase

1

0

High-throughput

0.458

High

871114

IMP4
U3 small nucleolar ribonucleoprotein protein IMP4

1

0

High-throughput

0.458

High

871115

UTP6
U3 small nucleolar RNA-associated protein 6

1

0

High-throughput

0.458

High

871117

RUVB1
RuvB-like protein 1

1

0

High-throughput

0.458

High

871123

FCF1
rRNA-processing protein FCF1

1

0

High-throughput

0.458

High

871128

NEP1
Ribosomal RNA small subunit methyltransferase NEP1

1

0

High-throughput

0.458

High

871129

RRP9
Ribosomal RNA-processing protein 9

1

0

High-throughput

0.458

High

871131

BFR2
Protein BFR2

1

0

High-throughput

0.458

High

871133

RCL1
rRNA processing protein RCL1

1

0

High-throughput

0.458

High

871137

UTP16
U3 small nucleolar RNA-associated protein 16

1

0

High-throughput

0.458

High

871138

BMS1
Ribosome biogenesis protein BMS1

1

0

High-throughput

0.458

High

871139

FCF2
rRNA-processing protein FCF2

1

0

High-throughput

0.458

High

871140

SAS10
Something about silencing protein 10

1

0

High-throughput

0.458

High

871144

NOP56
Nucleolar protein 56

1

0

High-throughput

0.458

High

871145

NOP14
Nucleolar complex protein 14

1

0

High-throughput

0.458

High

524470

HSP71
Heat shock protein SSA1

1

1

High-throughput

0.445

High

545469

SSB1
Ribosome-associated molecular chaperone SSB1

1

1

High-throughput

0.445

High

670897

SIS1
Protein SIS1

1

0

High-throughput

0.426

High

811347

CAJ1
Protein CAJ1

1

0

High-throughput

0.426

High

871136

SKI7
Superkiller protein 7

6

0

Small-scale

0.381

High

871127

YL345
Putative 6-phosphofructo-2-kinase/fructose-2,6-bisphosphatase YLR345W [Includes: 6-phosphofructo-2-kinase

3

0

High-throughput

0.346

High

779862

MID2
Cell wall integrity sensor MID2

1

0

Small-scale

0.251

Low

554712

YPK1
Serine/threonine-protein kinase YPK1

1

0

High-throughput

0.232

Low

592353

VATB
V-type proton ATPase subunit B

1

0

High-throughput

0.232

Low

671660

SCJ1
DnaJ-related protein SCJ1

1

0

High-throughput

0.232

Low

752476

HSP78
Heat shock protein 78, mitochondrial

1

0

High-throughput

0.232

Low

871107

IMDH4
Inosine-5'-monophosphate dehydrogenase 4

1

0

High-throughput

0.232

Low


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Last updated: 11Aug2025