>sp|O57880|REG3_PYRHO Uncharacterized HTH-type transcriptional regulator PH0140 OS=Pyrococcus horikoshii GN=PH0140 MITVPHSRKVELDEIDRAILRLLQEDGRMSYSEISRRINVPESTVRARVNRLVKEGVIRK FAALINPFKAGYEIVAFIAVDAEPAKVKQVVEELAKFPEVDVLGIVTGAHDIFMQVTVKD LQELERFILEKMAKIDGIKSTETSILTSVKKWGYARVF