>tr|D2PD83|D2PD83_SULID Probable GTP 3',8-cyclase OS=Sulfolobus islandicus GN=moaA MIDRFGRPLEDLRITLTHVCNFECFFCHMEGEEGDNYILSKEDILLVAKVAKNFDINSVK LTGGEPTLRRDLVEIVRGLKQLGYRDVSMTTNGFLLKDLAYKLKLAGLDRINVSLHAISR ETFKKITGVDAFDRVIEGIKSAIDVGLVPVKLNFVVNRRNREEVFKFIELSQNLGVNEIH LIELHPVGLGKLAFKEHDDLREIEEYIEKISIKKQIRKKHFRPRYVLPSGLIVEVIKPYA NPIFCAGCNRIRLSVDGKLKTCLYREDNVIDILDILKGEYSEDVKEELLGRAFMIAIAIR EPNFKYKI