Transcription factor that binds to the site II motif (3'-TGGGCC/T-5') in the promoter of PCNA-2 and to 3'-GCCCG/A-5' elements in the promoters of cyclin CYCB1-1 and ribosomal protein genes. Interacts with PURA1 (PubMed:12631321). Interacts with SPL (PubMed:25527103).