Predicted to enable RNA polymerase II C-terminal domain phosphoserine binding activity; mRNA binding activity; and protein domain specific binding activity. Predicted to be involved in RNA metabolic process and regulation of transcription, DNA-templated. Predicted to be located in nuclear matrix and nucleoplasm. Predicted to be part of mRNA cleavage factor complex. Predicted to be active in cytoplasm. Is expressed in brain and sensory organ. Orthologous to human SCAF8 (SR-related CTD associated factor 8). [provided by Alliance of Genome Resources, Apr 2022]