404. That’s an error.

The requested URL /translate_c?depth=1&hl=fr&prev=search&rurl=translate.google.fr&sl=en&sp=nmt4&u=http://www.readcube.com/articles/10.1038/nature13793&usg=ALkJrhg2bnlcvThbwWgi2GVYPzt3VWUF4w was not found on this server. That’s all we know.