Protein
7-cyano-7-deazaguanine synthase
Organism
Sulfolobus acidocaldarius (strain ATCC 33909 / DSM 639 / JCM 8929 / NBRC 15157 / NCIMB 11770)
Function
Catalyzes the ATP-dependent conversion of 7-carboxy-7-deazaguanine (CDG) to 7-cyano-7-deazaguanine (preQ(0)).
Similarity
Belongs to the QueC family.
Sequence
MCSVTGVLILNPHNYKEIEKKLAKILIRAEDRGRDSFGIVVIQKDGSTKSSKHVGKPSLQEEKLYGILDENSKVVIANNRAEPTTEYVRRKTENDIQPFEGERFVVTHNGIIANDMELEKKYKVSKLSRIDSSVLPPVLDRSWNGNLDSLSEILNSIRGSFALVIGDKKNPDRIFIAQNFKPVYMMYDRDLGAVFFTSLDDYFDATELDNVTKLDPYSVVMVDDKLEIRKVPLLKEKNKKRILVVASGGLDSTVAATYLVRQGHEVTLLHFNYHHKAEEKEREAVRKISEYLNVPFVEIDTDLFKIVGHSTLIKGSSGEIVKDRKGEEGAEFAHEWVPARNLIFFSVALAMAEAYGFDAIASGINLEEAGAYPDNEMEFVRMFSRLVPYAVGPNKKVEVLMPVGNLVKHEIVKLGVQIDAPLHLTWSCYEGGNKHCGKCGPCYMRKVAFEVNGLKDPVEYEA