Dear Fred

The cryptic sentence is generated in one of the CCP4 Fortran library
routines (SFREAD2 in rwbrook.f), rather than in Refmac itself. It is the
same message that you encountered when running Truncate.

What it means that the code has encountered an atom name of '-'. (this
is the origin of the minus sign in the middle of the message; it is not
a hyphen). It is trying to match this name to one of the atom names in
atomsf.lib, and failing. If it cannot find a match, it removes the
rightmost character from the atom name and tries again. This doesn't
work for '-' as you end up with nothing, but if the atom name was say
'Cl-' and 'Cl' was in the library, but 'Cl-' was not, then it would
work. 

Norman

-----Original Message-----
From: CCP4 bulletin board [mailto:ccp...@jiscmail.ac.uk] On Behalf Of
Vellieux Frederic
Sent: 14 October 2009 14:27
To: CCP4BB@JISCMAIL.AC.UK
Subject: [ccp4bb] run of Refmac5 (latest version of CCP4)

Dear all,

I have a structure (2.25 A resolution) that was refined with CNS and I'm
trying to see if I can improve it ever so slightly using Refmac5.

The structure has 31408 atoms in the asymmetric unit.

The run of Refmac ends with the following lines:

 WARNING : link:SS       is found dist =     2.063 ideal_dist=     2.031
           ch:LL res:3872  CYS      at:SG  .->LL res:3873  CYS      
at:SG  .
 INFO:     link is found (not be used) dist=   2.142 ideal_dist=   1.990
           ch:LL res:3813  ASP      at:OD2 .->ch:Nv res:3995  ZN       
at:ZN  .
 INFO:     link is found (not be used) dist=   2.188 ideal_dist=   1.990
           ch:LL res:3846  GLU      at:OE2 .->ch:Nv res:3995  ZN       
at:ZN  .
 INFO:     link is found (not be used) dist=   2.317 ideal_dist=   2.070
           ch:LL res:3947  HIS      at:NE2 .->ch:Nv res:3995  ZN       
at:ZN  .
 INFO:     link is found (not be used) dist=   2.259 ideal_dist=   2.070
           ch:LL res:3702  HIS      at:NE2 .->ch:Nw res:3996  ZN       
at:ZN  .
 INFO:     link is found (not be used) dist=   2.180 ideal_dist=   1.990
           ch:LL res:3813  ASP      at:OD1 .->ch:Nw res:3996  ZN       
at:ZN  .
 INFO:     link is found (not be used) dist=   2.177 ideal_dist=   1.990
           ch:LL res:3868  ASP      at:OD1 .->ch:Nw res:3996  ZN       
at:ZN  .
<B><FONT COLOR="#FF0000"><!--SUMMARY_BEGIN-->
Refmac_5.1.24:   No match for full atom ID - subtract one character
Times: User:      47.5s System:    0.1s Elapsed:    0:48
</pre>
<!--SUMMARY_END--></FONT></B>
<B><FONT COLOR="#FF0000"><!--SUMMARY_BEGIN-->
</html>
<!--SUMMARY_END--></FONT></B>

It ends without creating an output PDB file. I can't see one in the
working directory. The last sentence is very cryptic to me (No match for
full atom ID - subtract one character).

Any idea?

Thank you in advance,

Fred.
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