Biosafety classification is based on U.S. Public Health Service Guidelines, it is the responsibility of the customer to ensure that their facilities comply with biosafety regulations for their own country.
Product Format
frozen
Shipping Information
Shipped: ?Frozen glycerol stock of Escherichia coli BW20767
Donor host for conjugative transfer of oriT-containing plasmids that utilize the R6Kgamma origin of replication. Also useful for transposon mutagenesis.
Permits use of leu-63 (leucine-requiring) as a counterselectable marker.
Phenotypes verified: Tn7 lac+ recA pir+ leu RP4tra+.