>sp|P57293|PANB_BUCAI 3-methyl-2-oxobutanoate hydroxymethyltransferase OS=Buchnera aphidicola subsp. Acyrthosiphon pisum GN=panB MESITISQLKNWKINKKKFAAITAYDFSFSRLFSNCGIPVILIGDSLGMTIQGHTSTLPV KIEDIAYHTKAVRKGAPNTFLISDLPFMSYYDTKQALKNTAKIIRSGANMIKMEGGKWLI EIIRELSNRLILICGHIGLIPQSFHYLGGYKVQGRKENDANKLIDEALLLEESGINMLIL ECIPEKLAKKITESLSIPVIGIGSGKNTDGQILVMHDLLGITEGKTPSFTKNFLSESDSI QKAIQKYIYEVEHSIYPSKKHSF