Protein: RU1C
U1 small nuclear ribonucleoprotein C (U1 snRNP C) (U1-C) (U1C)

Gene: RU1C, YHC1
Organism: Saccharomyces cerevisiae S288C
Interactions: 54
UniProt ID: Q05900

Gene Ontology (top 5):
GO:0000243 - commitment complex
GO:0000387 - spliceosomal snRNP assembly
GO:0000395 - mRNA 5'-splice site recognition
GO:0000398 - mRNA splicing, via spliceosome
GO:0003729 - mRNA binding

Download interactions: TXT   MITAB-2.5

Interaction Interactor Experiments Homologs Category Interaction
Score
Confidence

1027992

RU17
U1 small nuclear ribonucleoprotein 70 kDa homolog

5

1

High-throughput

0.922

High

817162

RSMB
Small nuclear ribonucleoprotein-associated protein B

5

0

High-throughput

0.875

High

1052782

SMD2
Small nuclear ribonucleoprotein Sm D2

4

0

High-throughput

0.850

High

847832

SMD3
Small nuclear ribonucleoprotein Sm D3

4

0

Small-scale

0.836

High

820839

RUXG
Small nuclear ribonucleoprotein G

4

0

Small-scale

0.831

High

1036177

SMD1
Small nuclear ribonucleoprotein Sm D1

3

0

High-throughput

0.811

High

743556

RU1A
U1 small nuclear ribonucleoprotein A

7

0

Small-scale

0.715

High

918228

SNU71
U1 small nuclear ribonucleoprotein component SNU71

7

0

Small-scale

0.713

High

1025654

NAM8
Protein NAM8

5

1

High-throughput

0.712

High

1044039

PRP42
U1 small nuclear ribonucleoprotein component PRP42

5

1

Small-scale

0.712

High

813372

PRP39
Pre-mRNA-processing factor 39

4

1

High-throughput

0.694

High

757536

NCBP1
Nuclear cap-binding protein complex subunit 1

5

0

High-throughput

0.684

High

1044060

SNU56
56 kDa U1 small nuclear ribonucleoprotein component

5

0

High-throughput

0.684

High

750304

PRP40
Pre-mRNA-processing protein PRP40

4

0

High-throughput

0.664

High

1052783

LUC7
Protein LUC7

4

0

High-throughput

0.664

High

1052785

NCBP2
Nuclear cap-binding protein subunit 2

4

0

Small-scale

0.648

High

1052789

RUXE
Small nuclear ribonucleoprotein E

1

0

High-throughput

0.631

High

1031051

NOP3
Serine/arginine

2

1

Small-scale

0.595

High

933141

RUXF
Small nuclear ribonucleoprotein F

1

0

High-throughput

0.586

High

780859

MUD2
Splicing factor MUD2

2

0

Small-scale

0.559

High

1052786

RU2A
U2 small nuclear ribonucleoprotein A'

2

0

Small-scale

0.559

High

546306

SSB1
Ribosome-associated molecular chaperone SSB1

1

1

High-throughput

0.536

High

403659

PABP
Polyadenylate-binding protein, cytoplasmic and nuclear

1

0

High-throughput

0.513

High

1039044

IMA1
Importin subunit alpha

1

0

High-throughput

0.493

High

1052781

IMB1
Importin subunit beta-1

1

0

High-throughput

0.493

High

741120

PUB1
Nuclear and cytoplasmic polyadenylated RNA-binding protein PUB1

1

2

High-throughput

0.479

High

594571

RPB3
DNA-directed RNA polymerase II subunit RPB3

1

0

Small-scale

0.458

High

657971

PRP28
Pre-mRNA-splicing ATP-dependent RNA helicase PRP28

1

0

Small-scale

0.458

High

708205

TF2B
Transcription initiation factor IIB

1

0

High-throughput

0.458

High

826081

ULP2
Ubiquitin-like-specific protease 2

1

0

High-throughput

0.458

High

892787

SF3B1
U2 snRNP component HSH155

1

0

High-throughput

0.458

High

918456

EIF2A
Eukaryotic translation initiation factor 2A

1

0

High-throughput

0.458

High

1052780

RU1C
U1 small nuclear ribonucleoprotein C

1

0

Small-scale

0.458

High

1052784

MSC6
Meiotic sister-chromatid recombination protein 6, mitochondrial

1

0

High-throughput

0.458

High

1052788

BBP
Branchpoint-bridging protein

1

0

Small-scale

0.458

High

1052790

HUB1
Ubiquitin-like modifier HUB1

1

0

Small-scale

0.458

High

525172

HSP71
Heat shock protein SSA1

1

1

High-throughput

0.445

High

527697

HSP72
Heat shock protein SSA2

1

1

High-throughput

0.445

High

811401

CAJ1
Protein CAJ1

1

1

High-throughput

0.445

High

819818

SSB2
Ribosome-associated molecular chaperone SSB2

1

1

High-throughput

0.445

High

865962

DPH4
Diphthamide biosynthesis protein 4

1

1

High-throughput

0.445

High

393344

HSP82
ATP-dependent molecular chaperone HSP82

1

0

High-throughput

0.426

High

676357

MAS5
Mitochondrial protein import protein MAS5

1

0

High-throughput

0.426

High

739203

PRP19
Pre-mRNA-processing factor 19

1

0

Small-scale

0.426

High

893226

IMDH3
Inosine-5'-monophosphate dehydrogenase 3

1

0

High-throughput

0.426

High

779580

LHS1
Heat shock protein 70 homolog LHS1

1

2

High-throughput

0.407

High

357784

QCR6
Cytochrome b-c1 complex subunit 6, mitochondrial

1

0

High-throughput

0.249

Low

1052787

ATG9
Autophagy-related protein 9

1

0

High-throughput

0.249

Low

780645

CAB3
Coenzyme A biosynthesis protein 3

1

0

High-throughput

0.238

Low

1035100

UBC7
Ubiquitin-conjugating enzyme E2 7

1

0

High-throughput

0.238

Low

570308

RS17B
Small ribosomal subunit protein eS17B

1

0

High-throughput

0.232

Low

752741

HSP78
Heat shock protein 78, mitochondrial

1

0

High-throughput

0.232

Low

816412

HSP7E
Heat shock protein SSC3, mitochondrial

1

0

High-throughput

0.232

Low


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Last updated: 11Aug2025