Automated description from the Alliance of Genome Resources (Release 7.0.0)
Enables isoleucine-tRNA ligase activity. Involved in isoleucyl-tRNA aminoacylation. Part of aminoacyl-tRNA synthetase multienzyme complex. Is expressed in several structures, including alimentary system; nervous system; respiratory system; sensory organ; and urinary system. Orthologous to human IARS1 (isoleucyl-tRNA synthetase 1).