An official website of the United States government
The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before
sharing sensitive information, make sure you’re on a federal
government site.
The site is secure.
The https:// ensures that you are connecting to the
official website and that any information you provide is encrypted
and transmitted securely.
Doi I, Okuno T.Doi I, et al. Among authors: okuno t.Acta Crystallogr Sect E Struct Rep Online. 2013 Jan 1;69(Pt 1):o125. doi: 10.1107/S1600536812050866. Epub 2012 Dec 22.Acta Crystallogr Sect E Struct Rep Online. 2013.PMID: 23476386Free PMC article.