Gene entry

PTPN21

protein tyrosine phosphatase non-receptor type 21

Chromosome

14

Cytoband

14q31.3

Variants (rsID)

3

PTPN21 is a protein-coding gene, meaning the body reads it as instructions to build a protein, located on chromosome 14 (region 14q31.3). Its official name is “protein tyrosine phosphatase non-receptor type 21”. The reference table lists 3 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.