Does Basidomycete can synthetize tryptophan

[Karol Szafranski]

begere at MAGELLAN.UMontreal.ca (Eric Bergeron) says:
>>
>>Does Basidomycete generally synthetize tryptophan and other amino acids 
>>that humans don't ? 

Many Basidiomycetes synthesize tryptamine derivatives, i.e. serotonin or 
psilocin. They even do so in cultures free of amino acids, with N supplied 
only in mineral form or as thiamin.

Some literature:

     Agurell, S., J.L.G. Nilsson. A biosynthetic sequence from
     tryptophan to psilocybin. Tetrahedron Letters 9, 1063-1064
     (1968).