>sp|Q8YX03|LEUD_NOSS1 3-isopropylmalate dehydratase small subunit OS=Nostoc sp. GN=leuD MVSEVREVTGRAIPLVGNDIDTDRIIPARYLKAITFDGLREGAFIDDRTALKGAHPFDQP QYQDANILIVNRNFGCGSSREHAPQALSKWGIQAVIGESFAEIFFGNCVAIGVPCVTADE AIVKQLQELVAANPQANVSINLETLQVQVGDFIAPISIGEGTRSTFITGAWDACGQLVAN TEQVRVTAAKLPYVSWGKLAAS