Keywords: Amminoacido cisteina formula.png Cysteine structure formula drawn by --Paginazero 16 44 12 Nov 2004 UTC with XymTex corresponds to the code <nowiki> <xym> \pentamethylene 1 HS;5 OH 3SB NH _2 ;3SA H;4D O </xym> </nowiki> 2004-11-12 own assumed Paginazero HS;5 OH 3SB NH _2 ;3SA H;4D O </xym> </nowiki> Wikimedia logo mosaic |