Volume 2 Chapter 7 Numeric Sub-menu *NBSIDNUMBER
*NRESIDUES is used to test the value of the number of chemical residues.
Graphics QUEST3D Procedure
Select *NRESIDUES from the NUMERIC sub-menu and respond to the standard numeric prompts.
Basic QUEST Procedure
Ex.
T1 *NRES .EQ. 1
This will register hits for all entries having one chemical residue.
Normally such a test would not constitute the total search query. Rather it could be used, in conjunction with other tests, to exclude multi-residue structures such as solvates and ionic compounds.
Related Keywords
*MAXATOMICNO, *ELEMENT, *SUMFORMULA, *RESFORMULA, *RESIDUE, *FORMULA