IMS2/MAM-L/MAM3 (METHYLTHIOALKYMALATE SYNTHASE-LIKE); 2-isopropylmalate synthase/ methylthioalkylmalate synthase. Identical to Methylthioalkylmalate synthase 3, chloroplast precursor (MAM3) [Arabidopsis Thaliana] (GB:Q9FN52;GB:Q70YR5;GB:Q70YR9;GB:Q70YS1;GB:Q70YS3;GB:Q8VX05;GB:Q8VX46;GB:Q9C5X5); similar to MAM1 (2-isopropylmalate synthase 3), 2-isopropylmalate synthase [Arabidopsis thaliana] (TAIR:AT5G23010.1); similar to methylthioalkylmalate synthase b [Arabidopsis cebennensis] (GB:CAJ55510.1); similar to methylthioalkylmalate synthase b [Arabidopsis lyrata subsp. lyrata] (GB:CAJ55516.1); similar to methylthioalkylmalate synthase b [Arabido