YPL170W DAP1 SGDID:S000006091, Chr XVI from 228314-228772, Genome Release 64-1-1, Verified ORF, "Heme-binding protein involved in regulation of cytochrome P450 protein Erg11p; damage response protein, related to mammalian membrane progesterone receptors; mutations lead to defects in telomeres, mitochondria, and sterol synthesis"