From owner-metabolic-reg@net.bio.net Wed Mar 15 22:00:00 1995 Path: biosci!bcm!cs.utexas.edu!howland.reston.ans.net!torn!news.unb.ca!NewsWatcher!user From: gauthid@umoncton.ca (Didier Gauthier) Newsgroups: bionet.metabolic-reg Subject: Re: D-aspartate in bacteria Date: 16 Mar 1995 15:35:08 GMT Organization: Université de Moncton Lines: 18 Message-ID: References: <3k9c9n$n9h@hermes.fundp.ac.be> NNTP-Posting-Host: 139.103.30.57 In article <3k9c9n$n9h@hermes.fundp.ac.be>, madi@biocell.fundp.ac.be (Marc DIEU) wrote: > Can someone tell me if D-aminoacid like D-Asp is known to be produced > by bacteria ..... Murein (cell wall component) contains d-ala as well as d-isogln. Some micro-organisms also secrete transport antibiotics like valinomycin and gramicidin which contain d-val and/or d-leu. So, d-amino acids are used by bacteria for the synthesis of some specific components. I don't know specifc examples for d-asp, tough... -- ---------------------- Didier Gauthier Dept. de chimie et biochimie Universite de Moncton Fax: (506) 858-4355 Moncton, NB, Canada E-mail: gauthid@umoncton.ca .