[gmx-users] How to correct incomplete pdb file

Hiromichi Tsurui tsurui at med.juntendo.ac.jp
Thu Nov 17 11:43:03 CET 2005


Hi,

Thank you Florian;

Yes, I am now using Swiss PDB viewer to correct the file.

Thank you.

Hiromichi
----- Original Message ----- 
From: "Florian Haberl" <Florian.Haberl at chemie.uni-erlangen.de>
To: "Discussion list for GROMACS users" <gmx-users at gromacs.org>
Sent: Thursday, November 17, 2005 12:57 AM
Subject: Re: [gmx-users] How to correct incomplete pdb file


> Hi,
>
> you can try "pdb2gmx -ignh" as option, all hydogen atoms will be ignored.
>
> Or take a look with your favorite pdb viewer (like swissprot pdb viewer) 
> on
> your protein.
>
> On Wednesday 16 November 2005 13:46, Hiromichi Tsurui wrote:
>> Hi, all of Gromacs users;
>>
>> I tried to generate topology file for a pdb (1IAO.pdb) using pdb2gmx with
>> the option -missing.
>> pdb2gmx showed alarm shown below;
>> It seems some information about His15 of B chain is incomplete.
>> Does any one let me know how to correct such defect in pdb file ?
>>
>> Thank you.
>>
>> ###########################################################################
>>################ Opening library file
>> /usr/local/gromacs/share/top/FF.dat2Opening library file
>> /usr/local/gromacs/share/top/ffG43a2.rtpOpening library file
>> /usr/local/gromacs/share/top/aminoacids.datOpening library file
>> /usr/local/gromacs/share/top/xlateat.dat23 out of 23 lines of xlateat.dat
>> converted succesfullyAll occupancies are oneOpening library file
>> /usr/local/gromacs/share/top/ffG43a2.atpAtomtype 50Opening library file
>> /usr/local/gromacs/share/top/ffG43a2.rtpResidue 96Sorting it all
>> out...Opening library file 
>> /usr/local/gromacs/share/top/ffG43a2.hdbOpening
>> library file /usr/local/gromacs/share/top/ffG43a2-n.tdbOpening library 
>> file
>> /usr/local/gromacs/share/top/ffG43a2-c.tdb Back Off! I just backed up
>> 1IAO.top to ./#1IAO.top.4#Opening library file
>> /usr/local/gromacs/share/top/specbond.dat5 out of 5 lines of specbond.dat
>> converted succesfullySpecial Atom Distance matrix: 
>> HIS4
>> HIS24   HIS68  CYS107  HIS143  HIS146  CYS163                   NE232
>> NE2187  NE2548   SG839 NE21129 NE21156  SG1287   HIS24  NE2187   1.679
>> HIS68  NE2548   3.616   2.167  CYS107   SG839   2.903   2.749   3.792
>> HIS143 NE21129   2.339   1.813   2.066   2.440  HIS146 NE21156   1.838
>> 1.721   3.025   1.224   1.484  CYS163  SG1287   3.074   2.837   3.810
>> 0.203   2.544   1.376  HIS167 NE21322   3.326   2.681   2.823   1.439
>> 1.707   1.557   1.417  HIS177 NE21403   3.949   3.833   4.636   1.103
>> 3.329   2.294   1.000                  HIS167                 NE21322
>> HIS177 NE21403   1.945Linking CYS-107 SG-839 and CYS-163 SG-1287...There
>> are 261 donors and 264 acceptorsThere are 413 hydrogen bondsWill use HISB
>> for residue 4Will use HISA for residue 24Will use HISB for residue 68Will
>> use HISB for residue 143Will use HISA for residue 146Will use HISB for
>> residue 167Will use HISB for residue 177 Back Off! I just backed up
>> 1IAO_A.itp to ./#1IAO_A.itp.4#Making bonds...Opening library file
>> /usr/local/gromacs/share/top/aminoacids.dat WARNING: atom CG1 is missing 
>> in
>> residue ILE 52 in the pdb file  WARNING: atom CG2 is missing in residue 
>> ILE
>> 52 in the pdb file  WARNING: atom CD is missing in residue ILE 52 in the
>> pdb file  WARNING: atom CB is missing in residue SER 125 in the pdb file
>> WARNING: atom OG is missing in residue SER 125 in the pdb file  WARNING:
>> atom HG is missing in residue SER 125 in the pdb file         You might
>> need to add atom HG to the hydrogen database of residue SER         in 
>> the
>> file ff???.hdb (see the manual)  WARNING: atom CB is missing in residue
>> LYSH 126 in the pdb file  WARNING: atom CG is missing in residue LYSH 126
>> in the pdb file  WARNING: atom CD is missing in residue LYSH 126 in the 
>> pdb
>> file WARNING: atom CE is missing in residue LYSH 126 in the pdb file
>> WARNING: atom NZ is missing in residue LYSH 126 in the pdb file  WARNING:
>> atom HZ1 is missing in residue LYSH 126 in the pdb file         You might
>> need to add atom HZ1 to the hydrogen database of residue LYSH         in
>> the file ff???.hdb (see the manual)  WARNING: atom HZ2 is missing in
>> residue LYSH 126 in the pdb file         You might need to add atom HZ2 
>> to
>> the hydrogen database of residue LYSH         in the file ff???.hdb (see
>> the manual) WARNING: atom HZ3 is missing in residue LYSH 126 in the pdb
>> file         You might need to add atom HZ3 to the hydrogen database of
>> residue LYSH in the file ff???.hdb (see the manual)  WARNING: atom CG is
>> missing in residue ASP 158 in the pdb file  WARNING: atom OD1 is missing 
>> in
>> residue ASP 158 in the pdb file  WARNING: atom OD2 is missing in residue
>> ASP 158 in the pdb file  WARNING: atom CG is missing in residue ASP 159 
>> in
>> the pdb file WARNING: atom OD1 is missing in residue ASP 159 in the pdb
>> file  WARNING: atom OD2 is missing in residue ASP 159 in the pdb file
>> WARNING: atom CG1 is missing in residue ILE 160 in the pdb file  WARNING:
>> atom CG2 is missing in residue ILE 160 in the pdb file  WARNING: atom CG 
>> is
>> missing in residue GLU 172 in the pdb file  WARNING: atom CD is missing 
>> in
>> residue GLU 172 in the pdb file  WARNING: atom OE1 is missing in residue
>> GLU 172 in the pdb file WARNING: atom OE2 is missing in residue GLU 172 
>> in
>> the pdb file There were 27 missing atoms in molecule Protein_ANumber of
>> bonds was 1863, now 1858Generating angles, dihedrals and pairs...Before
>> cleaning: 2874 pairsBefore cleaning: 3615 dihedralsThere are  938
>> dihedrals,  996 impropers, 2737 angles          2874 pairs,     1858 
>> bonds
>> and     0 dummiesTotal mass 19952.404 a.m.u.Total charge -8.000 eWriting
>> topology Back Off! I just backed up posre_A.itp to 
>> ./#posre_A.itp.3#Opening
>> library file /usr/local/gromacs/share/top/specbond.dat5 out of 5 lines of
>> specbond.dat converted succesfullySpecial Atom Distance matrix:
>>        HIS8 HIS11   CYS24   CYS88   HIS90  HIS121  HIS122
>> NE254 NE274   SG174   SG717  NE2738  NE2963  NE2973   HIS11   NE274 
>> 0.684
>> CYS24   SG174   1.625   2.158   CYS88   SG717   1.508   2.078   0.201 
>> HIS90
>>  NE2738   1.654   2.301   1.259   1.074  HIS121  NE2963   6.383 6.562
>> 5.183   5.337   5.894  HIS122  NE2973   6.178   6.411   4.907 5.054 
>> 5.561
>>   0.567  CYS127  SG1009   4.918   5.244   3.703   3.798 4.037   2.288
>> 1.853  HIS176 NE21411   7.211   7.510   5.900   6.021 6.339   1.797 
>> 1.485
>>  CYS183  SG1460   4.965   5.309   3.701   3.799 4.047   2.298   1.832
>> HIS184 NE21470   4.969   5.412   3.556   3.645 3.833   2.933   2.401
>> HIS187 NE21496   3.736   4.166   2.468   2.533 2.675   3.464   3.048
>>           CYS127  HIS176  CYS183  HIS184 SG1009 NE21411  SG1460 NE21470
>> HIS176 NE21411   2.360  CYS183  SG1460 0.203   2.308  HIS184 NE21470
>> 1.116   2.669   0.935  HIS187 NE21496 1.398   3.668   1.382 
>> 1.300Linking
>> CYS-24 SG-174 and CYS-88
>> SG-717...Linking CYS-127 SG-1009 and CYS-183 SG-1460...There are 326 
>> donors
>> and 307 acceptorsThere are 456 hydrogen bondsWill use HISB for residue
>> 8Will use HISB for residue 11Fatal error: Incomplete ring in HIS15
>>
>> Hiromichi Tsurui MD, PhD
>> Dept. Pathology,
>> Juntendo University
>> Phone:81-3-5802-1039
>> Fax:81-3-3813-3164
>> tsurui at med.juntendo.ac.jp
>
>
> Greetings,
>
> Florian
> -- 
> ---------------------------------------------------------------------------------------------------
> Florian Haberl                             Universitaet Erlangen/Nuernberg
> Computer-Chemie-Centrum     Naegelsbachstr. 25, D-91052 Erlangen
>
> Mailto: florian.haberl AT chemie.uni-erlangen.de
>
> ---------------------------------------------------------------------------------------------------
>
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