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.
Guy JE, Isupov MN, Littlechild JA.Guy JE, et al. Among authors: littlechild ja.J Mol Biol. 2003 Aug 29;331(5):1041-51. doi: 10.1016/s0022-2836(03)00857-x.J Mol Biol. 2003.PMID: 12927540
Wilson RA, Gibson RP, Quispe CF, Littlechild JA, Talbot NJ.Wilson RA, et al. Among authors: littlechild ja.Proc Natl Acad Sci U S A. 2010 Dec 14;107(50):21902-7. doi: 10.1073/pnas.1006839107. Epub 2010 Nov 29.Proc Natl Acad Sci U S A. 2010.PMID: 21115813Free PMC article.