Predicted to enable methionine-tRNA ligase activity. Predicted to be involved in methionyl-tRNA aminoacylation. Predicted to be located in cytosol. Predicted to be part of aminoacyl-tRNA synthetase multienzyme complex. Human ortholog(s) of this gene implicated in Charcot-Marie-Tooth disease axonal type 2U; hereditary spastic paraplegia 70; and nonphotosensitive trichothiodystrophy 9. Is an ortholog of human MARS1 (methionyl-tRNA synthetase 1).