7-dehydrocholesterol reductase MAAKSQPNIP KAKSLDGVTN DRTASQGQWG RAWEVDWFSL ASVIFLLLFA PFIVYYFIMA CDQYSCALTG PVVDIVTGHA RLSDIWAKTP PITRKAAQLY TLWVTFQVLL YTSLPDFCHK FLPGYVGGIQ EGAVTPAGVV NKYQINGLQA WLLTHLLWFA NAHLLSWFSP TIIFDNWIPL LWCANILGYA VSTFAMVKGY FFPTSARDCK FTGNFFYNYM MGIEFNPRIG KWFDFKLFFN GRPGIVAWTL INLSFAAKQR ELHSHVTNAM VLVNVLQAIY VIDFFWNETW YLKTIDICHD HFGWYLGWGD CVWLPYLYTL QVRRVCTWCT TPCSCPPRTP WASCCWAWWA TTSSGWPTTR RTCSAARMGA ASSGAGSPRS SSAPTHPPMG RGTTASCWCR ASGAWPATST TSAT