Selenocysteine is derivative of which amino acid?
Selenocysteine is the 21st amino acid.its biosynthesis is by replacing oxygen from serine by selenium.cysteine is formed from serine (reversible). hence selenocysteine is formed from cysteineRef: DM Vasudevan - Textbook of Biochemistry, 7th edition, page no: 215
Cysteine
Alanine
Arginine
Glycine
Metabolism of protein and amino acid