>sp|Q46HB0|ISPH_PROMT 4-hydroxy-3-methylbut-2-enyl diphosphate reductase OS=Prochlorococcus marinus GN=ispH MDTQAFKQTLHKSDRYNRRGFGSANKRAQALAEAYQSGLIGSIRENGNLLEHGRLKVKLA EAFGFCWGVERSVAMAYETRKHYPNERIWITNEIIHNPSVNDHLRKMNVLFISEEKGVKD FSVVKDGDVVILPAFGATVQDMKLLHDRGCHIIDTTCPWVSKVWHTVEKHKKHTFTSIIH GKYKHEETLATSSFAGTYLVLFDLEEANYVSDYILGKGNREDFLKRFSKASSAGFDPDKD LQKVGVANQTTMLKSETEEIGRLFEKTMLQRFGPAQLNEHFLAINTICDATEERQGAMFS LVDEPLDLMVVIGGFNSSNTTHLQEIAISRGIRSFHIDTPERIGEETNTITHMPLEGGEL LTEENFLQNGNISVGITSGASTPDRVVEDVIHKLMKIGENF