>8KAA_1|Chains A, B|ester cyclase|Streptomyces chartreusis (1969) MGSSHHHHHHSSGLVPRGSHMLTAADNKKRCLEMVDAWNRGELGGVTAHWSPDVVHHSEERIVPNEEMVLRMESGLTAFPDVRLDVRSVLAEDDRVSMRISVTATHKGPFMDIAPTNRTVTWHTAEEFRFVDGKVVEHWDVINYMPMLREL