cytochrome P450 family 27 subfamily B member 1
CYP1, P450c1
cytochrome P450, subfamily XXVIIB (25-hydroxyvitamin D-1-alpha-hydroxylase), polypeptide 1, "cytochrome P450, family 27, subfamily B, polypeptide 1"
VDDR I, "1alpha(OH)ase", "25-Hydroxyvitamin D3 1alpha-hydroxylase", "Calcidiol 1-monooxygenase"