Predicted to enable valine-tRNA ligase activity. Predicted to be involved in valyl-tRNA aminoacylation. Predicted to be located in mitochondrion. Predicted to be active in cytosol. Human ortholog(s) of this gene implicated in combined oxidative phosphorylation deficiency 20. Orthologous to human VARS2 (valyl-tRNA synthetase 2, mitochondrial). [provided by Alliance of Genome Resources, Apr 2022]