Skip to content
GenoLensGenoLens

SPAG1

Chr 8q22.2

sperm associated antigen 1

Aliases:
SP75, FLJ32920, HSD-3.8, TPIS, CT140
MANE:
ENST00000388798.7

Annotations refreshed 10 hours ago.

Predicted protein structure

Clinical relevance (Genomics England PanelApp)

Diagnostic Grade (Green)

  • DDG2P

    BIALLELIC, autosomal or pseudoautosomal
  • Fetal anomalies

    BIALLELIC, autosomal or pseudoautosomal
  • Laterality disorders and isomerism

    BIALLELIC, autosomal or pseudoautosomal
  • Primary ciliary disorders

    BIALLELIC, autosomal or pseudoautosomal
  • Respiratory ciliopathies including non-CF bronchiectasis

    BIALLELIC, autosomal or pseudoautosomal
  • Intellectual disability

    BIALLELIC, autosomal or pseudoautosomal
  • Rare multisystem ciliopathy disorders

    BIALLELIC, autosomal or pseudoautosomal

Disease associations (Open Targets)

  • primary ciliary dyskinesia

    0.76
  • autosomal dominant nocturnal frontal lobe epilepsy 5

    0.45
  • Kartagener Syndrome

    0.33
  • complex regional pain syndrome

    0.26
  • pneumothorax

    0.24
  • pleural empyema

    0.24
  • rheumatoid arthritis

    0.24
  • ACPA-positive rheumatoid arthritis

    0.22
  • fallopian tube disorder

    0.20
  • ovarian disorder

    0.20

Score is the Open Targets composite evidence score (0-1). Higher = stronger gene-disease association.

Protein function (UniProt)

Sperm-associated antigen 1

May play a role in the cytoplasmic assembly of the ciliary dynein arms (By similarity). May play a role in fertilization. Binds GTP and has GTPase activity

Data sources: HGNC (CC BY 4.0), AlphaFold (CC BY 4.0, Jumper et al. Nature 2021), Genomics England PanelApp (CC BY 4.0), ClinGen, Open Targets (CC0), UniProt.

Not for sole clinical decision-making. Always verify against primary sources.