Predicted to enable LRR domain binding activity. Predicted to contribute to DNA-directed 5'-3' RNA polymerase activity. Predicted to be involved in transcription by RNA polymerase II. Predicted to be located in nucleus. Predicted to be part of RNA polymerase II, core complex. Orthologous to several human genes including POLR2J (RNA polymerase II subunit J). [provided by Alliance of Genome Resources, Apr 2022]