Nucplot is a program to generate schematic diagrams of protein-nucleic acid interactions. O is a general purpose macromolecular modelling environment. Here is the manual for version 5.10 and the updates for version 6.1 . Povray is a high-quality, freely available tool for creating and rendering 3D grpahics. Raster3D is a suite of packages for 3D rendering of molecules from PDB files of atomic coordinates or composed using Molscript .
Ribbons is a program for creating ribbon diagrams.
A general purpose imaging tool used perform boxing and general 2D visualizations of 3D MAPs. Shelx is a structure solution and refinement package for small molecules and macro molecules at high resolution. More complete documentation can be foudn in this PDF file . Usage is the usage loggin program that is used to track usage of the x-ray instruments. Here are the results of a benchmark study giving a performance comparison between our various SGIs under differing compilation option.