Gene entry

TDO2

tryptophan 2,3-dioxygenase

Chromosome

4

Cytoband

4q32.1

Variants (rsID)

5

TDO2 is a protein-coding gene, meaning the body reads it as instructions to build a protein, located on chromosome 4 (region 4q32.1). Its official name is “tryptophan 2,3-dioxygenase”. The reference table lists 5 variants (rsID) for this gene.

Data from the institutional reference table and public NCBI annotation. For education only; not a substitute for medical or genetic counselling.