Protein
3-oxosteroid 1-dehydrogenase
Organism
Mycobacterium smegmatis (strain ATCC 700084 / mc(2)155)
Function
Catalyzes the elimination of the C-1 and C-2 hydrogen atoms of the A-ring from the polycyclic ring structure of 3-ketosteroids. Is also involved in the formation of 1,4-androstadiene-3,17-dione (ADD) from 4-androstene-3,17-dione (AD) to.
Similarity
Belongs to the FAD-dependent oxidoreductase 2 family. 3-oxosteroid dehydrogenase subfamily.
Sequence
MFYMTGQEYDVVVVGSGAAGMVAALTAAHQGLSTVVVEKAPHYGGSTARSGGGVWIPNNEILKRDGVKDTPDEARKYLHAIIGDVVPAEKIDTYLDRGPEMLSFVLKHSPLKLCWVPGYSDYYPETPGGKPTGRSVEPKPFDANKLGPDLKGLEPPYGKVPMNMVVMQQDYVRLNQLKRHPRGVLRSLKVGIRATWGKVSGKNLVGMGRALIAPLRIGLREAGVPVLLNTALTDLYVEDGRVLGIYVRDTTAGDDAEPRLIRARHGVILGSGGFEHNEQMRVKYQRAPITTEWTVGAVANTGDGIVAAEKLGAALELMEDAWWGPTVPLVGAPWFALSERNSPGSIIVNMSGKRFMNESMPYVEACHHMYGGQYGQGPGPGENIPAWLIFDQQYRDRYIFAGLQPGQRIPSKWLESGVIVKADTLVELAEKTGLPADQFTSTIERFNGFARSGVDEDFHRGESAYDRYYGDPTNKPNPNLGEIKHGPFYAAKMVPGDLGTKGGIRTDVRGRALRDDDSVIEGLYAAGNVSSPVMGHTYPGPGGTIGPAMTFGYLAALDIAATAAASRKG