Predicted to enable several functions, including ATP binding activity; cysteine-tRNA ligase activity; and protein homodimerization activity. Predicted to be involved in cysteinyl-tRNA aminoacylation. Predicted to be located in cytosol. Predicted to be active in cytoplasm. Orthologous to human CARS1 (cysteinyl-tRNA synthetase 1). [provided by Alliance of Genome Resources, Apr 2022]