Ww. Mohn et Rm. Teather, PARTIAL-PURIFICATION AND CHARACTERIZATION OF BFI57I AND BFI89I, RESTRICTION ENDONUCLEASES FROM DIFFERENT STRAINS OF BUTYRIVIBRIO-FIBRISOLVENS, Gene, 155(1), 1995, pp. 131-132
Two class-II restriction endonucleases (ENases), Bfi57I and Bfi89I, we
re partially purified from Butyrivibrio fibrisolvens OB157 and OB189,
respectively. Bfi57I(isoschizomer Sau3AI) had the DNA recognition/clea
vage sequence 5'-/GATC-3'; it is not inhibited by Dam methylation, but
is partially inhibited by M . BamHI methylation. Bfi89I (isoschizomer
EaeI) had the recognition/cleavage sequence 5'-Y/GGCCR-3'; unlike the
EaeI isoschizomer it is not fully inhibited by M . HaeIII methylation
.