>1ffl_A mol:protein length:264 THYMIDYLATE SYNTHASE MKQYLELMQKVLDEGTQKNDRTGTGTLSIFGHQMRFNLQDGFPLVTTKRCHLRSIIHEL LWFLQGDTNIAYLHENNVTIWDEWADENGDLGPVYGKQWRAWPTPDGRHIDQITTVLNQ LKNDPDSRRIIVSAWNVGELDKMALAPCHAFFQFYVADGKLSCQLYQQSCDVFLGLPFN IASYALLVHMMAQQCDLEVGDFVWTGGDTHLYSNHMDQTHLQLSREPRPLPKLIIKRKP ESIFDYRFEDFEIEGYDPHPGIKAPVAI