Tyrosine-Protein Phosphatase Non-Receptor Type 21

**Semantic type:** Amino Acid, Peptide, or Protein|Enzyme

**Definition:** Tyrosine-protein phosphatase non-receptor type 21 (1174 aa, ~133 kDa) is encoded by the human PTPN21 gene. This protein plays a role in dephosphorylation of phosphotyrosines.

**Synonyms:** - EC 3.1.3.48 - PTPN21 - Protein Tyrosine Phosphatase D1 - Protein-Tyrosine Phosphatase D1