SPOPL

protein-coding

speckle type BTB/POZ protein like, the group of BTB domain containing

Gene summary

Enables identical protein binding activity. Involved in negative regulation of protein ubiquitination and proteasome-mediated ubiquitin-dependent protein catabolic process. Part of Cul3-RING ubiquitin ligase complex. [provided by Alliance of Genome Resources, Jul 2025]

MANE transcript

NM_001001664.3

Inheritance

—

ClinVar variants

U:58B:3

Top phenotype

—

gnomAD constraint

pLI —, LoF o/e 0.32

Max pathogenic AF

—

Genomic locus

chr2:138,501,770-138,574,458

External References & Databases

Transcript & Mutation Effects

hg38 • Region Span ~72.7 kb
Loading mutation effect viewer...

GenCC Phenotypes & Disease Associations

Curated gene-disease validity assertions and inheritance patterns

No GenCC data available for this gene.

ClinVar Associated Diseases & Phenotypes

Reported disease conditions connected to SPOPL variants in ClinVar

1 Conditions Cataloged
not specifiedTotal: 55

ClinVar Variants & Pathogenicity by Type

Statistics based on transcript NM_001001664.3. Only rare variants are included.

We include only reliable ClinVar variants with their consequences to MANE Select, MANE Plus Clinical transcripts, or transcripts with TSL equal to 1. Click a count to filter the variants table below.

Slight differences between displayed counts and ClinVar may occur due to a different transcript/consequence chosen by our variant effect predictor, or because we classify Benign/Likely benign as Likely benign and Pathogenic/Likely pathogenic as Likely pathogenic.

EffectPLPVUSLBBSum
synonymous
1
clinvar
1
missense
54
clinvar
3
clinvar
57
nonsense
0
start loss
0
frameshift
0
splice donor/acceptor (+/-2bp)
3
clinvar
3
Total00583061
Loading ClinVar variants...

Transcript Catalog

Annotated transcript isoforms across RefSeq and Ensembl databases

Showing 4 of 20 transcripts
Transcript IDSourceProtein IDCoding ExonsMANE Status
NM_001001664.3RefSeqNP_001001664.110MANE Select
ENST00000280098.9EnsemblENSP00000280098.410MANE Select
ENST00000420679.1EnsemblENSP00000396006.15Standard
ENST00000430968.5EnsemblENSP00000410201.13Standard

Gene Ontology (GO) Annotations & Pathways

Biological processes, molecular functions, cellular components and pathways

Pathways ConsensusPathDB

  • Hedgehog signaling pathway - Homo sapiens (human)
  • Hedgehog Signaling Pathway
  • Signal Transduction
  • Hedgehog ,on, state
  • Signaling by Hedgehog

Biological Process

  • ubiquitin-dependent protein catabolic process
  • protein ubiquitination
  • regulation of proteolysis
  • negative regulation of protein ubiquitination
  • proteasome-mediated ubiquitin-dependent protein catabolic process

Molecular Function

  • protein binding
  • ubiquitin protein ligase binding

Cellular Component

  • nucleus
  • cytoplasm
  • Cul3-RING ubiquitin ligase complex

gnomAD Constraint

Source: gnomAD

Gene type
protein_coding
Transcript type
protein_coding
Transcript
ENST00000280098
Coding exons
10
Length
71747
Individuals with no LoFs
125727
Homozygous LoFs
0
Heterozygous LoFs
17
Defined
125744
p
0.0000676
Z-ScoreObservedExpectedObserved/ExpectedMutation RateTotal Possible
Missense0.9601712100.8140.00001062602
Missense (PolyPhen)5477.6920.695051016
Synonymous0.1556667.60.9760.00000324699
Loss of Function3.15825.00.3200.00000145274

Population LoF Frequency

PopulationCAFp-valueStatus
African00.0absent
Latino/Admixed American00.0absent
Ashkenazi Jewish00.0absent
East Asian0.000220.00022rare
Finnish0.0000930.000092rare
European (Non-Finnish)0.0000630.000062rare
South Asian0.000140.00013rare
Other00.0absent

dbNSFP Gene Annotations

Source: dbNSFP

Function
FUNCTION: Component of a cullin-RING-based BCR (BTB-CUL3-RBX1) E3 ubiquitin-protein ligase complex that mediates the ubiquitination and subsequent proteasomal degradation of target proteins, but with relatively low efficiency. Cullin-RING-based BCR (BTB-CUL3- RBX1) E3 ubiquitin-protein ligase complexes containing homodimeric SPOPL or the heterodimer formed by SPOP and SPOPL are less efficient than ubiquitin ligase complexes containing only SPOP. May function to down-regulate the activity of cullin-RING-based BCR (BTB-CUL3-RBX1) E3 ubiquitin-protein ligase complexes that contain SPOP. {ECO:0000269|PubMed:22632832}.;

Recessive Scores

pRec
0.116

Intolerance Scores

LoFtool
0.483
RVIS EVS
-0.03
RVIS percentile EVS
51.66

Essentials

Essential (CRISPR)
N
Essential (CRISPR2)
N
Essential (gene trap)
N
Indispensability pred.
E
Indispensability score
0.635

Gene Damage Prediction

AllRecessiveDominant
MendelianMediumMediumMedium
Primary ImmunodeficiencyMediumMediumMedium
CancerMediumMediumMedium
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