>4Z1O_1|Chains A, B|Phosphoribosyltransferase|Sulfolobus solfataricus (strain ATCC 35092 / DSM 1617 / JCM 11322 / P2) (555311) MVEYHIPSWDEIEDAVFSIGEALVKSNYIPDVLIAVLTGGIIPAKLLSDLLDLKVIRYIDIKFYRSVGKTESKPVIRSVYTDSLEGKKVLVVDDVADTGETLEAVSNVITMFNPAKVMTAALYLKPWSKRIPDFYYKQIDKWIIFPWDKWDVVRENSNVPVDKKERFLNLYNQLLKIRK