Detailed Specifications of Supplied E. coli Strains

E. coli JM109

Genotype: F´ traD36 proA+B+ lacIq Δ(lacZ)M15/Δ(lac-proAB) glnV44 e14- gyrA96 recA1 relA1 endA1 thi hsdR17
Recommended Growth Medium: M9
Growth Temperature: 37 °C
dam/dcm Methylation: dam+, dcm+
Protease-deficient: No
Laclq: Yes
Drug Resistance: nal
Suitable for cloning and subcloning, blue/white screening.

 

E. coli TB1

Genotype: F- ara Δ(lac-proAB) [Φ80dlac Δ(lacZ)M15] rpsL(StrR) thi hsdR
Recommended Growth Medium: LB
Growth Temperature: 37 °C
dam/dcm Methylation: dam+, dcm+
Protease-deficient: No
Laclq: No
Drug Resistance: str
Suitable for protein expression.

 

E. coli DH5α

Genotype: F- endA1 glnV44 thi-1 recA1 relA1 gyrA96 deoR nupG Φ80dlacZΔM15 Δ(lacZYA-argF)U169, hsdR17(rK- mK+), λ-
Recommended Growth Medium: LB
Growth Temperature: 37 °C
Drug Resistance: nal
Suitable for cloning and subloning, blue/white screening.