Determination of the Number of Active GroES Subunits in the Fused Heptamer GroES Required for Interactions with GroEL

Tatsuya Nojima, Shigeto Murayama, Masasuke Yoshida and Fumihiro Motojima

The Journal of Biological Chemistry 283 ( 26 ): 18385 - 18392 , 2008