Predicted to be involved in regulation of transcription, DNA-templated. Predicted to act upstream of or within negative regulation of protein kinase activity. Predicted to be located in cytosol; fibrillar center; and nucleoplasm. Predicted to be part of transcription elongation factor complex. Orthologous to human MLLT1 (MLLT1 super elongation complex subunit). [provided by Alliance of Genome Resources, Apr 2022]