Gene entry
ALAD
aminolevulinate dehydratase
- Chromosome
- 9
- Cytoband
- 9q32
- Variants (rsID)
- 15
ALAD is a protein-coding gene, meaning the body reads it as instructions to build a protein, located on chromosome 9 (region 9q32). Its official name is “aminolevulinate dehydratase”. The reference table lists 15 variants (rsID) for this gene.
Clinically classified variants
6 reference-table entries with clinical significance.
- rs1800435Benignsingle nucleotide variantAMINOLEVULINATE DEHYDRATASE, ALAD*1/ALAD*2 POLYMORPHISM|Porphobilinogen synthase deficiency
- rs818706Benignsingle nucleotide variantPorphobilinogen synthase deficiency
- rs121912984Conflicting interpretationssingle nucleotide variantPorphyria, acute hepatic, digenic
- rs121912980Likely pathogenicsingle nucleotide variantPorphobilinogen synthase deficiency
- rs121912981Uncertain significancesingle nucleotide variantPorphobilinogen synthase deficiency
- rs121912982Uncertain significancesingle nucleotide variantPorphobilinogen synthase deficiency
Other listed variants
Public references
Data from the institutional reference table and public NCBI annotation. For education only; not a substitute for medical or genetic counselling.