Structural Basis of Substrate Specificity and Protease Inhibition in Norwalk Virus

Rosenbaum-Rock high-resolution double-crystal monochromator. LN2 cooled first crystal, sagittal focusing 2nd crystal

norwalk virus protease (unp residues 1100-1281)

EAPPTLWSRVTKFGSGWGFWVSPTVFITTTHVVPTGVKEFFGEPLSSIAIHQAGEFTQFRFSKK(MSE)RPDLTG(MSE)
VLEEGCPEGTVCSVLIKRDSGELLPLAVR(MSE)GAIAS(MSE)RIQGRLVHGQSG(MSE)LLTGANAKG(MSE)DLGTI
PGDCGAPYVHKRGNDWVVCGVHAAATKSGNTVVCAVQAGEGETALE

EAPPTLWSRVTKFGSGWGFWVSPTVFITTTHVVPTGVKEFFGEPLSSIAIHQAGEFTQFRFSKKMRPDLTGMVLEEGCPE
GTVCSVLIKRDSGELLPLAVRMGAIASMRIQGRLVHGQSGMLLTGANAKGMDLGTIPGDCGAPYVHKRGNDWVVCGVHAA
ATKSGNTVVCAVQAGEGETALE

1.6-1.8 M lithium sulfate and 0.1 M sodium cacodylate, 30% glycerol, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 293.15K