May be involved in the regulation of mesenchymal cell differentiation through transactivation of NOTCH1 target genes. Interacts with NOTCH1. Widely expressed (PubMed:9034307). Expressed in the brain, spleen, liver, and heart (PubMed:18430783). Expressed from 10.5 dpc. Belongs to the krueppel C2H2-type zinc-finger protein family.