Gene P450VD1alpha MGI:1098274 1alpha(OH)ase Cp2b + 25(OH)D 1alpha-hydroxylase P450VD1alpha|Pddr|Cyp1|25(OH)D 1alpha-hydroxylase|P450c1|25-hydroxyvitamin D3 1alpha-hydroxylase|Cyp40|Cyp27b|Cp2b|Vddr|Vdd1|VddrI|1alpha(OH)ase Vddr Cyp27b protein coding gene P450c1 Cyp40 Cyp27b1 genetic mapping Pddr Vdd1 25-hydroxyvitamin D3 1alpha-hydroxylase http://identifiers.org/mgd/MGI:1098274 VddrI O Cyp1 cytochrome P450, family 27, subfamily b, polypeptide 1