ID 2.7.1.177 DE L-threonine kinase. CA ATP + L-threonine = ADP + H(+) + O-phospho-L-threonine. CC -!- The enzyme is involved in the de novo synthesis of adenosylcobalamin. CC -!- It is specific for ATP and free L-threonine. CC -!- In the bacterium Salmonella enterica the activity with CTP, GTP, CC or UTP is 6, 11, and 3% of the activity with ATP. DR B1VB82, PDUX_CITFR ; Q9XDM4, PDUX_SALTY ; //