Protein: SNRPA
U1 small nuclear ribonucleoprotein A (U1 snRNP A) (U1-A) (U1A) (Sex determination protein snf)

Gene: SNRPA, snf
Organism: Drosophila melanogaster
Interactions: 120
UniProt ID: P43332

Gene Ontology (top 5):
GO:0000381 - regulation of alternative mRNA splicing, via spliceosome
GO:0000398 - mRNA splicing, via spliceosome
GO:0003729 - mRNA binding
GO:0005634 - nucleus
GO:0005681 - spliceosomal complex

Download interactions: TXT   MITAB-2.5

Interaction Interactor Experiments Homologs Category Interaction
Score
Confidence

847889

RU2A
Probable U2 small nuclear ribonucleoprotein A'

11

10

Small-scale

0.974

High

620689

SXL
Protein sex-lethal

4

20

Small-scale

0.861

High

602155

RU17
U1 small nuclear ribonucleoprotein 70 kDa

3

18

Small-scale

0.817

High

847901

Q9VG78
Protein partner of snf, isoform A

1

6

Small-scale

0.713

High

847859

RUXF
Small nuclear ribonucleoprotein F

3

14

Small-scale

0.633

High

847908

SMD2
Probable small nuclear ribonucleoprotein Sm D2

3

2

Small-scale

0.633

High

847935

RUXG
Probable small nuclear ribonucleoprotein G

3

19

Small-scale

0.633

High

232167

SMD3
Small nuclear ribonucleoprotein Sm D3

3

14

Small-scale

0.624

High

235036

NOI
Splicing factor 3A subunit 3

1

3

Small-scale

0.618

High

847869

NITO
RNA-binding protein spenito

1

16

Small-scale

0.618

High

847871

Q7PL82
Splicing factor 45

1

20

Small-scale

0.618

High

847920

Q9VPR5
Splicing factor 3B subunit 1

1

4

Small-scale

0.618

High

847922

Q9VQK7
LD45152p

1

4

Small-scale

0.618

High

847923

SF3B6
Splicing factor 3B subunit 6

1

18

Small-scale

0.618

High

847928

Q9VU15
Splicing factor 3A subunit 2

1

2

Small-scale

0.618

High

847944

SF3B3
Splicing factor 3B subunit 3

1

4

Small-scale

0.618

High

847950

Q9W424
Splicing factor 3B subunit 4

1

19

Small-scale

0.618

High

561768

MODU
DNA-binding protein modulo

1

18

High-throughput

0.575

High

828069

LA
La protein homolog

1

20

High-throughput

0.575

High

847861

Q4V5H1
Peptidyl-prolyl cis-trans isomerase

1

8

High-throughput

0.575

High

847868

NCBP1
Nuclear cap-binding protein subunit 1

1

5

High-throughput

0.575

High

847883

PPIE
Peptidyl-prolyl cis-trans isomerase E

1

7

High-throughput

0.575

High

847892

AN32A
Acidic leucine-rich nuclear phosphoprotein 32 family member A

1

9

High-throughput

0.575

High

847945

Q9W108
FI01540p

1

16

High-throughput

0.575

High

847952

DDB1
DNA damage-binding protein 1

1

4

High-throughput

0.575

High

847857

RSMB
Small nuclear ribonucleoprotein-associated protein B

2

6

Small-scale

0.571

High

847898

RU1C
U1 small nuclear ribonucleoprotein C

2

3

High-throughput

0.571

High

847915

RUXE
Probable small nuclear ribonucleoprotein E

2

3

Small-scale

0.571

High

847927

SMD1
Probable small nuclear ribonucleoprotein Sm D1

2

13

Small-scale

0.571

High

847851

IF4E
Eukaryotic translation initiation factor 4E1

2

2

Small-scale

0.521

High

847888

PDIA6
Protein disulfide-isomerase A6 homolog

1

2

High-throughput

0.514

High

847899

Q9VEP9
Splicing factor 3A subunit 1

1

7

Small-scale

0.479

High

847905

SF3B5
Splicing factor 3B subunit 5

1

2

Small-scale

0.479

High

847917

PHF5A
PHD finger-like domain-containing protein 5A

1

2

Small-scale

0.479

High

847953

FL2D
Pre-mRNA-splicing regulator female-lethal(2)D

1

5

Small-scale

0.479

High

56816

A1ZAK3
Protein DEK

1

2

High-throughput

0.445

High

426640

HP1
Heterochromatin protein 1

1

1

High-throughput

0.445

High

847853

MCM2
DNA replication licensing factor Mcm2

1

5

High-throughput

0.445

High

847854

SET
Protein SET

1

1

High-throughput

0.445

High

847856

SSRP1
FACT complex subunit Ssrp1

1

16

High-throughput

0.445

High

847858

DYL1
Dynein light chain 1, cytoplasmic

1

2

High-throughput

0.445

High

847867

DHX15
ATP-dependent RNA helicase DHX15 homolog

1

7

High-throughput

0.445

High

847873

SPT16
FACT complex subunit spt16

1

2

High-throughput

0.445

High

847880

Q95TJ8
LD46502p

1

17

High-throughput

0.445

High

847887

Q9V426
LD07162p

1

5

High-throughput

0.445

High

847891

SYF2
Pre-mRNA-splicing factor Syf2

1

1

High-throughput

0.445

High

847893

SRRT
Serrate RNA effector molecule homolog

1

2

High-throughput

0.445

High

847894

Q9VAC4
GEO09167p1

1

2

High-throughput

0.445

High

847895

Q9VB04
Protein CASC3

1

3

High-throughput

0.445

High

847913

Q9VKW8
U6 snRNA-associated Sm-like protein LSm4

1

14

High-throughput

0.445

High

847924

DBR1
Lariat debranching enzyme

1

1

High-throughput

0.445

High

847930

SMN
Survival motor neuron protein

1

7

High-throughput

0.445

High

847932

GEMI2
Gem-associated protein 2

1

1

High-throughput

0.445

High

847947

Q9W224
Novel spermatogenesis regulator, isoform A

1

17

High-throughput

0.445

High

847948

Q9W2P5
U6 snRNA-associated Sm-like protein LSm6

1

11

High-throughput

0.445

High

847956

Q9Y134
RNA helicase

1

20

High-throughput

0.445

High

57251

ICLN
Methylosome subunit pICln

1

0

High-throughput

0.426

High

847862

Q7JX41
Geminin

1

0

High-throughput

0.426

High

847879

DYLT
Dynein light chain Tctex-type

1

0

High-throughput

0.426

High

847881

NASP
Nuclear autoantigenic sperm protein homolog

1

0

High-throughput

0.426

High

847886

Q9V3V9
Endonuclease G inhibitor, isoform A

1

0

High-throughput

0.426

High

847896

Q9VC93
Exosome complex exonuclease RRP44

1

0

High-throughput

0.426

High

847900

BCCIP
Protein BCCIP homolog

1

0

High-throughput

0.426

High

847904

TEBPH
Cytosolic Prostaglandin E synthase

1

0

High-throughput

0.426

High

847910

RAGP1
Ran GTPase-activating protein

1

0

High-throughput

0.426

High

847918

RM10
Large ribosomal subunit protein uL10m

1

0

High-throughput

0.426

High

847934

Q9VWS1
Houki

1

0

High-throughput

0.426

High

847939

UBA5
Ubiquitin-like modifier-activating enzyme 5

1

0

High-throughput

0.426

High

847943

Q9W0H8
Reticulocalbin-3

1

0

High-throughput

0.426

High

847949

ZN593
Zinc finger protein 593 homolog

1

0

High-throughput

0.426

High

654836

MA205
205 kDa microtubule-associated protein

1

1

High-throughput

0.407

High

847855

AP2A
AP-2 complex subunit alpha

1

3

High-throughput

0.407

High

847860

Q29QQ9
Ribosomal RNA-processing protein 42

1

3

High-throughput

0.407

High

847863

Q7JX95
RH42110p

1

6

High-throughput

0.407

High

847876

WDR55
WD repeat-containing protein 55 homolog

1

10

High-throughput

0.407

High

847877

Q8T4A9
Exosome complex component RRP45

1

4

High-throughput

0.407

High

847882

Q9V3D8
GH27579p

1

1

High-throughput

0.407

High

847885

NHP2
H/ACA ribonucleoprotein complex subunit 2

1

2

High-throughput

0.407

High

847903

Q9VGZ2
FI06805p

1

3

High-throughput

0.407

High

847909

Q9VIH1
CG9273 protein

1

10

High-throughput

0.407

High

847911

Q9VK19
FI07225p

1

4

High-throughput

0.407

High

847912

WDR12
Ribosome biogenesis protein WDR12 homolog

1

14

High-throughput

0.407

High

847916

Q9VM14
dihydrolipoyllysine-residue acetyltransferase

1

3

High-throughput

0.407

High

847921

TGT
Queuine tRNA-ribosyltransferase catalytic subunit

1

1

High-throughput

0.407

High

847925

QTRT2
Queuine tRNA-ribosyltransferase accessory subunit 2

1

1

High-throughput

0.407

High

847933

Q9VW53
FI01414p

1

4

High-throughput

0.407

High

847936

IF5
Eukaryotic translation initiation factor 5

1

2

High-throughput

0.407

High

847938

Q9VYT3
FI23714p1

1

2

High-throughput

0.407

High

847942

SAHH2
Adenosylhomocysteinase-like 1

1

1

High-throughput

0.407

High

847951

Q9W4J4
GM14292p

1

1

High-throughput

0.407

High

847954

Q9Y0Y5
Coatomer subunit epsilon

1

1

High-throughput

0.407

High

847884

THG1
Probable tRNA(His) guanylyltransferase

2

0

High-throughput

0.317

High

847902

Q9VGG3
LD35413p

2

0

High-throughput

0.310

High

632941

GLNA1
Glutamine synthetase 1, mitochondrial

1

0

High-throughput

0.251

Low

847866

Q7K304
DNAation factor-related protein 2, isoform A

1

0

Small-scale

0.249

Low

53110

A1Z7K8
AaRS-interacting multifunctional protein 1

1

0

High-throughput

0.232

Low

231826

DKC1
H/ACA ribonucleoprotein complex subunit 4

1

0

High-throughput

0.232

Low

231979

O44226
Elongin-B

1

0

High-throughput

0.232

Low

847852

PTPS
6-pyruvoyl tetrahydrobiopterin synthase

1

0

High-throughput

0.232

Low

847864

Q7K0L8
FLICE-associated huge protein, isoform A

1

0

High-throughput

0.232

Low

847865

Q7K1Q7
Ribosome assembly factor mrt4

1

0

High-throughput

0.232

Low

847870

GAR1
H/ACA ribonucleoprotein complex subunit 1

1

0

High-throughput

0.232

Low

847872

EXOS3
Exosome complex component RRP40

1

0

High-throughput

0.232

Low

847874

Q8SXM8
Lysine--tRNA ligase

1

0

High-throughput

0.232

Low

847875

Q8SYM9
FI04119p

1

0

High-throughput

0.232

Low

847878

ACPM
Acyl carrier protein, mitochondrial

1

0

High-throughput

0.232

Low

847890

NOP10
H/ACA ribonucleoprotein complex subunit 3

1

0

High-throughput

0.232

Low

847897

RM55
Large ribosomal subunit protein mL55

1

0

High-throughput

0.232

Low

847906

Q9VHN4
GH14121p

1

0

High-throughput

0.232

Low

847907

Q9VHT5
Large ribosomal subunit protein uL1m

1

0

High-throughput

0.232

Low

847914

Q9VL60
RE01590p

1

0

High-throughput

0.232

Low

847919

Q9VPM0
GH06023p

1

0

High-throughput

0.232

Low

847926

Q9VT38
GH03795p

1

0

High-throughput

0.232

Low

847929

RM39
Large ribosomal subunit protein mL39

1

0

High-throughput

0.232

Low

847931

Q9VVM7
IP21091p

1

0

High-throughput

0.232

Low

847937

SYRC
Probable arginine--tRNA ligase, cytoplasmic

1

0

High-throughput

0.232

Low

847940

Q9VZC8
GEO12024p1

1

0

High-throughput

0.232

Low

847941

THUM1
THUMP domain-containing protein 1 homolog

1

0

High-throughput

0.232

Low

847946

Q9W1M9
Exosome complex component RRP4

1

0

High-throughput

0.232

Low

847955

SYQ
Probable glutamine--tRNA ligase

1

0

High-throughput

0.232

Low


Service provided by Combinatics, Japan

Last updated: 11Aug2025