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Title: The crystal structure of GROEL at 2.8 {angstrom}.

Journal Article · · Nature
OSTI ID:937733

The crystal structure of Escherichia coli GroEL shows a porous cylinder of 14 subunits made of two nearly 7-fold rotationally symmetrical rings stacked back-to-back with dyad symmetry. The subunits consist of three domains: a large equatorial domain that forms the foundation of the assembly at its waist and holds the rings together; a large loosely structured apical domain that forms the ends of the cylinder; and a small slender intermediate domain that connects the two, creating side windows. The three-dimensional structure places most of the mutationally defined functional sites on the channel walls and its outward invaginations, and at the ends of the cylinder.

Research Organization:
Argonne National Lab. (ANL), Argonne, IL (United States)
Sponsoring Organization:
ER
DOE Contract Number:
DE-AC02-06CH11357
OSTI ID:
937733
Report Number(s):
ANL/CMB/JA-15614; NATUAS; TRN: US200905%%508
Journal Information:
Nature, Vol. 371, Issue 1995; ISSN 0028-0836
Country of Publication:
United States
Language:
ENGLISH