>tr|A0A895AIW0|A0A895AIW0_9EURY 7-carboxy-7-deazaguanine synthase OS=Halobacterium sp. BOL4-2 GN=queE MPVSETTDRQASNGGDGPALPINELFYSLQGEGKLAGTPSVFVRTSGCNLRCWFCDSYHT SWEPTHATMSVDDIIAEVQSYEHADHVVLTGGEPLLHDDAVVLLDRLAALGYHTTVETNG TIHRDAPIDLASVSPKLASSTPTAETDPKGDGEWAARHDARRIDVATLGALADDYDTQLK FVVTDPSDMPEIESLLAEIRTATDTRIGDEDVVLMPEGTTHAELDARRNEVATLAMEHGY RYTPRLHVALWNDAPET