Powder X-ray diffraction data for methionine sulfoxide, C5H11NO3S, obtained
from the commercial amino acid, are presented in this work. Monoclinic cel
l parameters are: a = 15.500 Angstrom; b = 3.820 Angstrom; c = 13.490 Angst
rom; 8=97.300 degrees. (C) 2001 International Centre for Diffraction Data.