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This enzyme belongs to the family of transferases, specifically those transferring one-carbon group methyltransferases. The systematic name of this enzyme class is S-adenosyl-L-methionine:gamma-tocopherol 5-O-methyltransferase. This enzyme is also called gamma-tocopherol methyltransferase. This enzyme participates in biosynthesis of steroids.
References
Camara B, D'Harlingue A (1985). "Demonstration and solubilization of S-adenosylmethionine - gamma-tocopherol methyltransferase from capsicum chromoplasts". Plant Cell Rep. 4: 31–32. doi:10.1007/BF00285499.