Predicted to enable single-stranded DNA binding activity. Predicted to be involved in transcription by RNA polymerase II. Predicted to be located in nucleus. Predicted to be part of nuclear DNA-directed RNA polymerase complex and protein-DNA complex. Is expressed in several structures, including alimentary system; brain; genitourinary system; integumental system; and respiratory system. Orthologous to human POLR2H (RNA polymerase II, I and III subunit H). [provided by Alliance of Genome Resources, Apr 2022]