Probable transcription factor likely to be involved in early steps in the differentiation of amacrine and ganglion cells. Recognizes and binds to the DNA sequence 5'-ATGCAAAT-3' (By similarity). Expressed in kidney, heart, muscle, spleen and ovary, but not in lung. At 18 dpc, expressed in kidney, adrenal gland, heart, stomach, muscle and eye, but not in lung and skin. Belongs to the POU transcription factor family. Class-6 subfamily.