This computer is not a Federal computer system and is not the property of the United States Government. Nonetheless it is for authorized use only. Users  (authorized or unauthorized) have no explicit or implicit expectation of privacy.

Any or all uses of this system and all files on this system may be intercepted, monitored, recorded, copied, audited, inspected, and disclosed to authorized site personnel, law enforcement personnel, and officials of other agencies,  both domestic and foreign. By using this system, the user consents to such interception, monitoring, recording, copying, auditing,  inspection, and disclosure at the discretion of authorized site personnel (this part compliments of US Government). 

Unauthorized or improper use of this system may result in administrative disciplinary action such as going to bed without dinner and civil and criminal penalties such as modest spanking up to deportation. By  logging  in to this system you indicate your awareness of and consent to these terms and conditions of use. LOG OFF  IMMEDIATELY and remove all evidence you ever existed if you do not agree to the conditions stated in this warning (too late now, btw).

This site contains crystallographic (not pornographic, sorry but one needs this word to get search engine hits) programs. Please make proper references when programs or data are  used in published work. There is absolutely no warranty whatsoever regarding these programs,  their use is entirely at your own risk and peril. 

PCXLAT	Discontinued support, runs as a web service now:
PDBSUP	Pdbsup (Quaternion tutorial) source and WIN32 executable
PGPLOT_WIN	Tim's PGPLOT library for windows console applications
PROCHECK_NT	Roman Laskowski's Procheck  V3.4 adapted for NT
LIGPLOT+	Roman Laskowski's LIGPLOT+ Java version supersedes the old LIGPLOT for NT.
CDFIT	CD fitting program and data
SEXIE	My old SEXIE structure analysis program files
ADIBAT	Calculation of adiabatic Temperatures (PC)
NT_APPLETS	Some dinky console programs