Notice: Suspension of Services Due to the Inspection work of NIG

For the inspection work of the institute, services on our website will be stopped during the period of time stated below. We apologize for the inconvenience and thank you for your understanding in this matter.

Fri. 12th Nov. 2021 16:00 - Sun. 14th Nov. 13:00 (JST)

KHK Collection - About

About KHK Collection

Although KHK collection in the reference paper has genotype of [ΔrecBCD::Plac-bet exo kan], this portion is restored to wild-type in the strains provided by NBRP E. coli.

It was reported that there are some variations of rpoS sequences in the stocks of W3110.
Jishage M and Ishihama A, J Bacteriol., 179, 959-963 (1997)
In KHK collection, the mutations in rpoS gene is as follows.