- runt related transcription factor 2 http://identifiers.org/mgd/MGI:99829 Pebpa2a|PEBP2 alpha A|Osf2|Cbfa1|AML3|polyomavirus enhancer binding factor 2 (PEBP2)|SL3-3 enhancer factor 1|PEBP2aA Gene protein coding gene SL3-3 enhancer factor 1 PEBP2aA MGI:99829 PEBP2 alpha A genetic mapping AML3 Osf2 polyomavirus enhancer binding factor 2 (PEBP2) Pebpa2a Runx2 O Cbfa1