ZNF649, also named as Zinc finger protein 649, is a 505 amino acid protein, which contains The one KRAB domain and belongs to the krueppel C2H2-type zinc-finger protein family. ZNF649 is highly expressed in heart, skeletal muscle, and brain and lower expression in liver, lung, kidney, pancreas and placenta. ZNF649 as a regulator of transcriptional factor complexes may suppress SRE and AP-1 transcription activities by growth factor signaling pathways.