>tr|A0AB33SB18|A0AB33SB18_SHIFL Pseudouridine synthase OS=Shigella flexneri GN=rluB MSEKLQKVLARAGHGSRREIESIIEAGRVSVDGKIAKLGDRVEVTPGLKIRIDGHLISVR ESAEQICRVLAYYKPEGELCTRNDPEGRPTVFDRLPKLRGARWIAVGRLDVNTCGLLLFT TDGELANRLMHPSREVEREYAVRVFGQVDDAKLRDLSRGVQLEDGPAAFKTIKFSGGEGI NQWYNVTLTEGRNREVRRLWEAVGVQVSRLIRVRYGDIPLPKGLPRGGWTELDLAQTNYL RELVELPPETSSKVAVEKDRRRMKANQIRRAVKRHSQVSGSRRSGGRNNG