# OC Root 2nd 3rd PC Gene/Definition OC.190243 Archaea.87153 Euryarchaeota.73306 mpl.1261 mpl:Mpal_1330 response regulator receiver modulated CheB methylesterase; K03412 two-component system, chemotaxis family, protein-glutamate methylesterase/glutaminase [EC:3.1.1.61 3.5.1.44]