>2RIH_1|Chains A, B|Conserved protein with 2 CBS domains|Pyrobaculum aerophilum (13773) GAMAIRTSELLKRPPVSLPETATIREVATELAKNRVGLAVLTARDNPKRPVAVVSERDILRAVAQRLDLDGPAMPIANSPITVLDTDPVHVAAEKMRRHNIRHVVVVNKNGELVGVLSIRDLCFERAILLELATAEVPATP