*** For details on how to be removed from this list visit the *** *** CCP4 home page http://www.ccp4.ac.uk ***
This perl snippet tells you where the gaps are. (It's a bit rough at the edges and ignores chain-id).
#!/usr/bin/perl $n=0; while(<>){ if(($_=~/^ATOM/)||($_=~/^HETATM/)){ $m=substr($_,22,4); unless(($n==$m)||($n==$m-1)){ print "$n .. $m\n"; }; $n=$m; } }; print "$m ..\n"; Cheers, Charlie -- Charlie Bond Professorial Fellow University of Western Australia School of Biomedical, Biomolecular and Chemical Sciences M310 35 Stirling Highway Crawley WA 6009 Australia [EMAIL PROTECTED] +61 8 6488 4406