α-Amino acids from a mushroom, Amanita castanopsidis Hongo, with growth-inhibiting activity

α-Amino acids from a mushroom, Amanita castanopsidis Hongo, with growth-inhibiting activity L-2-amino-4-chloro-4-pentenoic acid, a new natural amino acid from Amanita pseudoporphyria hongo CYCLOPROPYLALANINE, AN ANTIFUNGAL AMINO ACID OF THE MUSHROOM <i>AMANITA VIRGINEOIDES</i> BAS (S)-cis-2-amino-5-chloro-4-pentenoic acid from the fungus Amanita vergineoides. A chlorohydrin amino acid from Amanita abrupta Isolation and identification of (2S)-2-amino-5-chloro-4- hydroxy-5-hexenoic acid from an Amanita of the section Roanokenses (Amanitaceae) A chloro amino acid from Amanita solitaria Séparation et caractérisation du l(−)5-méthyl 2-amino 4-hexènoïque à partir de Leucocortinarius bulbiger 2(S)-Aminohex-5-ynoic acid, an antimetabolite from Cortinarius claricolor var. Tenuipes (2R)-2-AMINO-6-HYDROXY-4-HEXYNOIC acid, and related amino acids in the fruiting bodies of amanita MICULIFERA fn1 fn1Dedicated to Prof. G. H. N. Towers on the occasion of his 75th birthday. Part 25 in the series ‘‘Biochemical studies on nitrogen compounds of fungi’’. For Part 24, see ref. [5]. in honour of professor G.H. Neil Towers 75th birthday