An enzyme that catalyzes the formation of beta-aspartyl phosphate from aspartic acid and ATP. Threonine serves as an allosteric regulator of this enzyme to control the biosynthetic pathway from aspartic acid to threonine. EC 2.7.2.4.

Synonyms: ATP:L-aspartate 4-phosphotransferase, Aspartyl Kinase, Kinase, Aspartyl, Aspartate Kinase III, Kinase, Aspartate, Aspartate Kinase II, EC 2.7.2.4, Aspartate Kinase I, Kinase I, Aspartate, 0, Kinase II, Aspartate, Aspartokinase, Kinase III, Aspartate, Aspartate Kinase