Function
Involved in the biosynthesis of tryptamine. Supplies tryptamine for the indole moiety of camptothecin (CPT), an anti-cancer monoterpene alkaloid. Represents a key step in monoterpene indole alkaloid biosynthesis. Is specific for tryptophan, and inactive against tyrosine, phenylalanine and 3,4-dihydroxyphenylalanine (dopa).
Sequence
MGSIDSNYDTESAGQCRPLEPEEFRKQAHQMVDFIADYYKNIESYPVLSQVEPGYLQSRLPETAPYRPEPFESILKDVHKDIIPGVTHWLSPNFFAYFPATVSSAAFVGEMLCTCFNAVGFNWLASPAELELEMVVMDWLASMLKLPNSFTFLGTGGGVIQGTTSEAILCTLIAARDRALESIGVDSIHKLVVYGSDQTHSTYAKACNLAGILPCNIRSIRTEAVANFSLSPDSLHREIEADVAAGMVPLYLCATVGTTSTTAIDSLSPLADVANDYGLWFHVDAAYAGSACICPEFRHYLDGIERADSLSLSPHKWLLSYLDCCCLWVKRPSVLVKALSTDPEYLKNKPSESNSVVDFKDWQVGTGRRFKALRLWFVMRSYGVANLQSHIRSDIQMAKMFEEFVNSDPRFEIVVPRVFSLVCFRLNPFSKSDPCNTELLNRKLLEWVNSTGQVYITHTKVGGVYMLRFAVGATLTEEHHVSAAWKLIREGADALLCS