>2btu_B mol:protein length:346 PHOSPHORIBOSYL-AMINOIMIDAZOLE SYNTHETASE MANAYKQAGVDIEAGYEAVSRMKKHVQTTMRKEVLGGLGGFGGMFDLSKFALEEPVLVS GTDGVGTKLMLAFMADKHDTIGIDAVAMCVNDIVVQGAEPLFFLDYIACGKAEPSKIEN IVKGISEGCRQAGCALIGGETAEMPGMYSTEEYDLAGFTVGIVDKKKIVTGEKIEAGHV LIGLASSGIHSNGYSLVRKVLLEDGELSLDRIYGRLELPLGEELLKPTKIYVKPILELL KNHEVYGMAHITGGGFIENIPRMLPEGIGAEIELGSWKIQPIFSLLQEVGKLEEKEMFN IFNMGIGMVVAVKEEDAKDIVRLLEEQGETARIIGRTVQGAGVTFNGGKAL