1OEL | A:136-191,A:373-410; B:136-191,B:373-410; C:136-191,C:373-410; D:136-191,D:373-410; E:136-191,E:373-410; F:136-191,F:373-410; G:136-191,G:373-410 | CONFORMATIONAL VARIABILITY IN THE REFINED STRUCTURE OF THE CHAPERONIN GROEL AT 2.8 ANGSTROM RESOLUTION |