Predicted to enable eukaryotic translation initiation factor 2alpha kinase activity and tRNA binding activity. Involved in positive regulation of protein phosphorylation. Predicted to be part of polysome. Predicted to be active in cytosol. Biomarker of pulmonary venoocclusive disease. Human ortholog(s) of this gene implicated in pulmonary venoocclusive disease. Orthologous to human EIF2AK4 (eukaryotic translation initiation factor 2 alpha kinase 4). [provided by Alliance of Genome Resources, Apr 2022]