>sp|A1VF25|QUEF_DESVV NADPH-dependent 7-cyano-7-deazaguanine reductase OS=Desulfovibrio vulgaris subsp. vulgaris GN=queF MTTRSTDQTEHLRALGQKTPYPAAGPSTDLLEAFPNRFPDRPYIVSIAFPEFTSLCPVTG QPDFATIVVEYIPDQFCVESKSFKVYMFAFRDHQSFMETITNTILDDMTTKLQPLWCRVK GLFTPRGGTQLHVFAERFKEVEPARAQALRDMVSEWKRENNRHGA