>tr|B0R6B2|B0R6B2_HALS3 GTP cyclohydrolase 1 domain protein OS=Halobacterium salinarum GN=OE_3482R MDVSDVTSRYNDRLRVTDYADAATNGLQVGPGDRSVERIAFAVDAAAATISDAVEWGADL LVVHHGVAWGGLDAVTGREYDRIAALVDGECALYAAHLPLDGHPELGNAAHVADVLGLTQ RSPFGDHSGEQIGLQGQLPDPTSAPALSKSLAAALPTGDQPVQVLDVGPAELTDVAVVTG SGADWLREAEANGVDALVTGEGKGKLYHEAREAGVSVFLAGHYATETGGVRALEAVADDW GVETRFISHPTGL