title: A rapid procedure for purifying a restriction endonuclease from Thermus thermophilus (Tth I).
mesh_terms: D004262:DNA Restriction Enzymes / Q000302:isolation & purification*; D004591:Electrophoresis, Polyacrylamide Gel; D013824:Thermus / Q000201:enzymology*
chemical_list: D004262:DNA Restriction Enzymes