Disease: A chromosomal aberration involving [ZFHX4] is found in one patient with ptosis. Translocation t (1;8) (p34. 3;q21. 12). function: May play a role in neural and muscle differentiation (By similarity). May be involved in transcriptional regulation. similarity: Belongs to the krueppel C2H2-type zinc-finger protein family. similarity: Contains 20 C2H2-type zinc fingers. similarity: Contains 4 homeobox DNA-binding domains. tissue specificity: Expressed in brain, skeletal muscle and liver. Very low expression in stomach.