>sp|A2BJ90|QUEE_HYPBU 7-carboxy-7-deazaguanine synthase OS=Hyperthermus butylicus GN=queE MSRSARRKTSALNTVLRVVEVFASIQGEGPFTGTYSVFVRLAGCNLRCPFCDTRYAWSLE AGKPLGVEELVEEIARYEPSLVVITGGEPLLQRHPLNSLVEGLESLGLRVQLETNGILPA PARDEQLWRVYHVVSPKDVPVRVPGAKLHPSWVDYARATGRAWFKFLVANEQHVREVAEY VAKLGIPRSRVYIMPLTPEKLDMKELLELHSRIASLAVKWRLNFSPRLHLLVQLP