Protein: SPN1
Snurportin-1 (RNA U transporter 1)

Gene: SPN1, SNUPN
Organism: Homo sapiens
Interactions: 40
UniProt ID: O95149

Gene Ontology (top 5):
GO:0000339 - RNA cap binding
GO:0005634 - nucleus
GO:0005643 - nuclear pore
GO:0005654 - nucleoplasm
GO:0005829 - cytosol

Download interactions: TXT   MITAB-2.5

Interaction Interactor Experiments Homologs Category Interaction
Score
Confidence

326829

IMB1
Importin subunit beta-1

2

0

Small-scale

0.738

High

172357

XPO1
Exportin-1

6

2

Small-scale

0.736

High

326819

RUXE
Small nuclear ribonucleoprotein E

3

0

High-throughput

0.646

High

326812

RU2A
U2 small nuclear ribonucleoprotein A'

3

0

High-throughput

0.638

High

326836

TOE1
Target of EGR1 protein 1

3

0

High-throughput

0.638

High

326820

RUXF
Small nuclear ribonucleoprotein F

2

1

High-throughput

0.628

High

326826

RSMN
Small nuclear ribonucleoprotein-associated protein N

2

2

High-throughput

0.628

High

326814

RSMB
Small nuclear ribonucleoprotein-associated proteins B and B'

2

2

Small-scale

0.619

High

326834

MEX3B
RNA-binding protein MEX3B

2

0

Small-scale

0.605

High

326818

HSP72
Heat shock-related 70 kDa protein 2

2

0

High-throughput

0.576

High

326821

RUXG
Small nuclear ribonucleoprotein G

1

4

High-throughput

0.536

High

326823

SMD3
Small nuclear ribonucleoprotein Sm D3

1

2

High-throughput

0.536

High

326837

RNPC3
RNA-binding region-containing protein 3

1

1

High-throughput

0.536

High

326811

ENOG
Gamma-enolase

1

0

High-throughput

0.518

High

326816

TNNT3
Troponin T, fast skeletal muscle

1

0

High-throughput

0.518

High

326817

PEX5
Peroxisomal targeting signal 1 receptor

1

0

High-throughput

0.518

High

133409

ACATN
Acetyl-coenzyme A transporter 1

1

0

High-throughput

0.513

High

326809

YETS4
YEATS domain-containing protein 4

1

0

High-throughput

0.513

High

326810

RU2B
U2 small nuclear ribonucleoprotein B''

1

0

High-throughput

0.513

High

326813

XRCC5
X-ray repair cross-complementing protein 5

1

0

High-throughput

0.513

High

326825

GNAI1
Guanine nucleotide-binding protein G(i) subunit alpha-1

1

0

High-throughput

0.513

High

326828

SNW1
SNW domain-containing protein 1

1

0

High-throughput

0.513

High

326831

SMN
Survival motor neuron protein

1

1

Small-scale

0.501

High

326830

PLEC
Plectin

1

0

High-throughput

0.493

High

326838

RN126
E3 ubiquitin-protein ligase RNF126

1

0

High-throughput

0.486

High

275843

ZPR1
Zinc finger protein ZPR1

1

0

Small-scale

0.480

High

326824

RAN
GTP-binding nuclear protein Ran

1

0

Small-scale

0.480

High

326841

DDX20
Probable ATP-dependent RNA helicase DDX20

1

0

Small-scale

0.480

High

326822

SMD1
Small nuclear ribonucleoprotein Sm D1

1

2

High-throughput

0.479

High

240353

PRKN
E3 ubiquitin-protein ligase parkin

1

0

High-throughput

0.458

High

326839

EGLN1
Egl nine homolog 1

1

0

High-throughput

0.458

High

326842

UBP15
Ubiquitin carboxyl-terminal hydrolase 15

1

0

High-throughput

0.458

High

326843

SNX8
Sorting nexin-8

1

0

High-throughput

0.458

High

326815

RL17
Large ribosomal subunit protein uL22

1

0

High-throughput

0.438

High

326827

PA1B2
Platelet-activating factor acetylhydrolase IB subunit alpha2

1

0

High-throughput

0.438

High

326833

BTBD8
BTB/POZ domain-containing protein 8

1

0

High-throughput

0.438

High

326840

PDP1
[Pyruvate dehydrogenase [acetyl-transferring]]-phosphatase 1, mitochondrial

3

0

High-throughput

0.347

High

326808

GCNT3
Beta-1,3-galactosyl-O-glycosyl-glycoprotein beta-1,6-N-acetylglucosaminyltransferase 3

1

0

High-throughput

0.282

High

326835

FCRLA
Fc receptor-like A

1

0

High-throughput

0.269

Low

326832

DREB
Drebrin

1

0

High-throughput

0.265

Low


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Last updated: 11Aug2025