Crystal structure of archaeal L7Ae bound to eukaryotic kink-loop

Eukaryotic Box C/D methylation machinery has two non-symmetric protein assembly sites.

Large ribosomal subunit protein eL8,Ribosomal protein L8e

Pyrococcus furiosus (strain ATCC 43587 / DSM 3638 / JCM 8422 / Vc1)

JCSG Core I, condition G12:
30% MPD, 0.02 M CaCl2, 0.1 M Na acetate