>tr|A0A9Q4XH84|A0A9Q4XH84_9GAMM 5'/3'-nucleotidase SurE OS=Proteus sp. G4445 GN=surE MLKILVSNDDGVMAKGIQTLAKALRQRYDVQIVAPDRNRSAASNSLTIDRPLRKQRHENG DIAIVEGTPTDCVYLGVNHLVRPRPDIVVSGINHGPNLGDDVLYSGTVAAATEGRFLGLP AIAVSLDGETHFDTAAQVTCDVLAMLQRVPLRAGNILNINVPDIPLAEIKGFRITRCGSR HASQHVYTQTDPKGNTLYWIGPPGEKNDVGPDTDFAAVDAGYVSITPLHVDSTAYKALEL LKDWLNKAEVEKTC