Arabidopsis thaliana - 662432 Arabidopsis thaliana bifunctional enzyme showing aspartate dehydrogenase and aspartate kinase activity 642341 Arabidopsis thaliana slightly modified at base 60 c to t, bas 1242 t to g, and base 1403 t to c, the latter modification results in change of Leu468 to Ser; var. Columbia, bifunctional enzyme showing aspartate dehydrogenase and aspartate kinase activity 642340 Arabidopsis thaliana var. Bensheim showing threonine and methionine prototrophy, bifunctional enzyme showing aspartate dehydrogenase and aspartate kinase activity, gene akthr2 657018 Bacillus methanolicus isoform hom-1 710978 Bacillus methanolicus isoform hom-2 710978 Bacillus methanolicus MGA3 isoform hom-1 710978 Bacillus methanolicus MGA3 isoform hom-2 710978 Bacillus subtilis - 761687 Bacillus subtilis 168 - 761687