>gi|19571743|emb|CAD20588.3|KLUA-6| beta-lactamase class A [Kluyvera ascorbata] MMTQSIRRSMLTVMATLPLLFSRATLHAQTNSVQQQLEALEKSSGGRLGVALINTADNSQILYRADERFA MCSTSKVMAAAAVLKQSESDKHLLNQRVEIKKSDLVNYNPIAEKHVNGTMTLAELGAAALQYSDNTAMNK LIAHLGGPDKVTAFARSLGDETFRLDRTEPTLNTAIPGDPRDTTTPLAMAQTLKNLTLGKALAETQRAQL VTWLKGNTTGSASIRAGLPKSWGVGDKTGSGDYGTTNDIAVIWPANHAPLVLVTYFTQPEQKAESRRDVL AAAAKIVTHGF