Cher (; born Cherilyn Sarkisian on May 20, 1946) is an American singer and actress. Described as embodying female autonomy in a male-dominated industry, she is known for her distinctive contralto singing voice and for having worked in numerous areas of entertainment, as well as adopting a variety of styles and appearances during her five-decade-long career, which has led to her being nicknamed the Goddess of Pop.

In enzymology, a protein-glutamate O-methyltransferase is an enzyme that catalyzes the chemical reaction