The latest version of AQUA may be obtained from:
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: firstname.lastname@example.org.
NOTE: If you want to use Aqua in conjunction with Procheck-NMR you have to upgrade to Procheck version 3.4 or later.