SYPL1

protein-coding

synaptophysin like 1, the group of MARVEL domain containing|Synaptophysins

Gene summary

Predicted to be involved in chemical synaptic transmission. Located in extracellular exosome. [provided by Alliance of Genome Resources, Jul 2025]

Previous symbols:
  • SYPL

MANE transcript

NM_182715.4

Inheritance

—

ClinVar variants

U:31

Top phenotype

Intellectual disability

gnomAD constraint

pLI —, LoF o/e 0.36

Max pathogenic AF

—

Genomic locus

chr7:106,090,505-106,112,589

External References & Databases

Transcript & Mutation Effects

hg38 • Region Span ~22.1 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 SYPL1 variants in ClinVar

2 Conditions Cataloged
not specifiedTotal: 30
Intellectual disabilityTotal: 1

ClinVar Variants & Pathogenicity by Type

Statistics based on transcript NM_182715.4. 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
0
missense
31
clinvar
31
nonsense
0
start loss
0
frameshift
0
splice donor/acceptor (+/-2bp)
0
Total00310031
Loading ClinVar variants...

Transcript Catalog

Annotated transcript isoforms across RefSeq and Ensembl databases

Showing 4 of 28 transcripts
Transcript IDSourceProtein IDCoding ExonsMANE Status
NM_182715.4RefSeqNP_874384.15MANE Select
ENST00000455385.7EnsemblENSP00000388336.25MANE Select
NM_001381910.1RefSeqNP_001368839.17Standard
NM_001381911.1RefSeqNP_001368840.16Standard

Gene Ontology (GO) Annotations & Pathways

Biological processes, molecular functions, cellular components and pathways

Pathways ConsensusPathDB

  • miR-targeted genes in epithelium - TarBase
  • miR-targeted genes in lymphocytes - TarBase
  • miR-targeted genes in muscle cell - TarBase

Biological Process

  • chemical synaptic transmission

Cellular Component

  • integral component of plasma membrane
  • integral component of membrane
  • secretory granule
  • integral component of synaptic vesicle membrane
  • melanosome

gnomAD Constraint

Source: gnomAD

Gene type
protein_coding
Transcript type
protein_coding
Transcript
ENST00000011473
Coding exons
6
Length
22074
Individuals with no LoFs
125707
Homozygous LoFs
0
Heterozygous LoFs
7
Defined
125714
p
0.0000278
Z-ScoreObservedExpectedObserved/ExpectedMutation RateTotal Possible
Missense0.4471201350.8910.000006351680
Missense (PolyPhen)3853.3590.71216700
Synonymous0.2534850.30.9550.00000258518
Loss of Function1.99411.20.3584.76e-7139

Population LoF Frequency

PopulationCAFp-valueStatus
African00.0absent
Latino/Admixed American0.0000290.000029rare
Ashkenazi Jewish00.0absent
East Asian00.0absent
Finnish00.0absent
European (Non-Finnish)0.0000350.000035rare
South Asian0.0000650.000065rare
Other00.0absent

dbNSFP Gene Annotations

Source: dbNSFP

Recessive Scores

pRec
0.126

Intolerance Scores

LoFtool
0.627
RVIS EVS
-0.21
RVIS percentile EVS
38.58

Essentials

Essential (CRISPR)
N
Essential (CRISPR2)
N
Essential (gene trap)
N
Indispensability pred.
E
Indispensability score
0.704

Gene Damage Prediction

AllRecessiveDominant
MendelianMediumMediumMedium
Primary ImmunodeficiencyMediumMediumMedium
CancerMediumMediumMedium
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