>4XAZ_1|Chains A, B[auth G]|Phosphotriesterase variant PTE-R18|Brevundimonas diminuta (293) MGDRINTVRGPITISEVGFTLTHEHICGSSAGFLRAWPEFFGSREALVEKAVRGLRRARAAGVRTIVDVSTFDLGRDVRLLAEVSRAADVHIVAATGVWLDPPLSIRMRSVEELTQFFLREIQYGIEDTGIRAGIIKVAITGKVTPFQELVLRAAARASLATGVPVITHTAGSQRGGEQQAAIFESEGLSPSRVCIGHSDETDDLSYLTALAARGYLIGLDRIPHSAIGLEDNASATAFMGSRSWQTRALLIKALIDQGYMKQILVSNDWLFGISSYVTNFMDVMDSVNPDGMAFIPLRVIPFLREKGIPQETLAGITVTNPARFLSPTLRAS