>gi|218563686 hydroxy-delta-5-steroid dehydrogenase, 3 beta- and steroid delta-isomerase 7 isoform b [Homo sapiens] MADSAQAQKLVYLVTGGCGFLGEHVVRMLLQREPRLGELRVFDQHLGPWL EELKTGPVRVTAIQGDVTQAHEVAAAVAGAHVVIHTAGLVDVFGRASPKT IHEVNVQGTRNVIEACVQTGTRFLVYTSSMEVVGPNTKGHPFYRGNEDTP YEAVHRHPYPCSKALAEWLVLEANGRKAMLPGCTCWQPGSWSSGQP