Predicted to enable DNA binding activity; chromatin binding activity; and methylated histone binding activity. Predicted to be involved in several processes, including negative regulation of transcription by RNA polymerase II; positive regulation of histone H3-K27 methylation; and stem cell population maintenance. Predicted to be part of ESC/E(Z) complex. Predicted to be active in nucleus. Orthologous to human PHF19 (PHD finger protein 19). [provided by Alliance of Genome Resources, Apr 2022]