The latest version of AQUA may be obtained from:
http://www.bmrb.wisc.edu/~jurgen/aqua/
Users are requested to register by signing the AQUA Confidentiality Agreement.
PROCHECK-NMR can also be obtained via anonymous ftp.
Before downloading PROCHECK you must first sign a Confidentiality Agreement.
For more details see
the
PROCHECK-NMR home page
or mail to Roman Laskowski at:
roman@biochem.ucl.ac.uk.
NOTE: If you want to use Aqua in conjunction with Procheck-NMR you have to upgrade to Procheck version 3.4 or later.