Tyrosine-protein phosphatase non-receptor type 11 (PTPN11) also known as
protein-tyrosine phosphatase 1D (PTP-1D) or
protein-tyrosine phosphatase 2C (PTP-2C) is an
enzyme that in humans is encoded by the
PTPN11 gene. PTPN11 is a
protein tyrosine phosphatase (PTP) Shp2.