Predicted to be involved in mRNA splicing, via spliceosome. Predicted to be located in cytosol and nucleoplasm. Predicted to be part of U4/U6 x U5 tri-snRNP complex; U5 snRNP; and spliceosomal complex. Orthologous to human TXNL4B (thioredoxin like 4B). [provided by Alliance of Genome Resources, Apr 2022]