Protein
Monomethylxanthine methyltransferase 2
Function
Involved in the biosynthesis of caffeine. Catalyzes the conversion of 7-methylxanthine (7mX) to theobromine and with a lower activity of paraxanthine to caffeine.
Similarity
Belongs to the methyltransferase superfamily. Type-7 methyltransferase family.
Sequence
MELQEVLHMNEGEGDTSYAKNASYNLALAKVKPFLEQCIRELLRANLPNINKCIKVADLGCASGPNTLLTVRDIVQSIDKVGQEEKNELERPTIQIFLNDLFQNDFNSVFKLLPSFYRKLEKENGRKIGSCLISAMPGSFYGRLFPEESMHFLHSCYSVHWLSQVPSGLVIELGIGANKGSIYSSKASRPPVQKAYLDQFTKDFTTFLRIHSKELFSRGRMLLTCICKVDEYDEPNPLDLLDMAINDLIVEGHLEEEKLASFNLPFFTPSAEEVKCIVEEEGSFEILYLETFKAHYDAGFSIDDDYPVRSHFQVYGDEHIKAEYVASLIRSVYEPILASHFGEAIMPDLFHRLAKHAAKVLHLGKGCYNNLIISLAKKPEKSDV