回复: [gmx-users] About HPO4

2012-11-20 Thread 耀
Dear Justin,
 
Thank you for your help!I edited a parameter about HPO4 in force field 43a1 by myself as follows:
[ PO4 ] [ atoms ]    P P    1.924 0   O1    OM   -1.127 0   O2    OM   -1.127 0   O3    OM   -1.127 0   O4    OA   -0.949 0   H4    H 0.404 0 [ bonds ]    P    O1    gb_13    P    O2    gb_13    P    O3    gb_13    P    O4    gb_27    H4   O4    gb_1  [ exclusions ];  ai    aj   O1    H4   O2    H4   O3    H4 [ angles ];   ai    aj    ak  gromos type   O1 P    O2    ga_28   O1 P    O3    ga_28   O1 P    O4    ga_13   O2 P    O3    ga_28   O2 P    O4    ga_13   O3 P    O4    ga_13   P  O4   H4    ga_11 [ impropers ];  ai    aj    ak    al   gromos type [ dihedrals ];  ai    aj    ak    al   gromos type
When I use mdrun,I found that there are some bonds O2-O3,why?And O1,O2,O3 are belong to OM。How to define the dihedral??
 
 
xiaohong
 



-- 原始邮件 --

发件人: "Justin Lemkul";
发送时间: 2012年11月20日(星期二) 晚上8:30
收件人: "Discussion list for GROMACS users"; 

主题: Re: [gmx-users] About HPO4
On 11/20/12 4:03 AM, 闪耀星空 wrote:> Hi,>   HPO4 has dihedral or  not??    If it has,which one?>>There likely is a dihedral you need to use (since there are 4 atoms in O-P-O-H), but the second answer depends on which force field you are using.  Without knowing that, no one can say.-Justin-- Justin A. Lemkul, Ph.D.Research ScientistDepartment of BiochemistryVirginia TechBlacksburg, VAjalemkul[at]vt.edu | (540) 231-9080http://www.bevanlab.biochem.vt.edu/Pages/Personal/justin-- gmx-users mailing list    gmx-users@gromacs.orghttp://lists.gromacs.org/mailman/listinfo/gmx-users* Please search the archive at http://www.gromacs.org/Support/Mailing_Lists/Search before posting!* Please don't post (un)subscribe requests to the list. Use the www interface or send it to gmx-users-requ...@gromacs.org.* Can't post? Read http://www.gromacs.org/Support/Mailing_Lists
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[gmx-users] About HPO4

2012-11-20 Thread 耀
Hi,
 HPO4 has dihedral or  not??    If it has,which one?-- 
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回复: 回复: [gmx-users] ATP/ADP+Pi

2012-10-26 Thread 耀
Hello
  
 How to parameterize ATP, ADP and Pi ?my initiating structure has it,but the 
force field has not define the ATP,ADP,Pi and not recognition it .thanks
  

 

 -- 原始邮件 --
  发件人: "闪耀星空"<382209...@qq.com>;
 发送时间: 2012年10月27日(星期六) 中午11:03
 收件人: "Discussion list for GROMACS users"; 
 
 主题:  回复: [gmx-users] ATP/ADP+Pi

 

Thanks for your help!!
  About these paper,I  have just read them. In your paper,you selected 43a1 
force field directly and did not talk about ATP/ADP+Pi parameters.But in my 
43a1 force field ,the ATP parameters are exist,ADP and Pi are not.I use gromacs 
4.5.5 versions. WHY??
  
  
 Thanks!!
  

 

 -- 原始邮件 --
  发件人: "João M. Dama";
 发送时间: 2012年10月26日(星期五) 晚上11:38
 收件人: "Discussion list for GROMACS users"; 
 
 主题: Re: [gmx-users] ATP/ADP+Pi

 

Hello,

At our group we have parameterized ATP, ADP and Pi to use with ABC
transporters.

Paper with the parameterization:
http://dx.doi.org/10.1021/jp905735y

Papers using the parameterized molecules:
http://dx.doi.org/10.1002/prot.23023
http://dx.doi.org/10.1002/pro.650
http://dx.doi.org/10.1371/journal.pcbi.1002128

Cheers,
João

On Fri, Oct 26, 2012 at 4:12 PM, 闪耀星空 <382209...@qq.com> wrote:

> GMX-users:
>I am working with ATP+protein and ADP+Pi+protein  in gromos43a1.ff
>   force field,but I  find only ATP parameters in the  aminoacids.rtp file
> .Where can I  achieve the ADP+Pi parameters ???  I  wanted use the
> parameters from((http://www.pharmacy.manchester.ac.uk/bryce/amber)  )
> but it seemed unsuitable . What can  I do???   Please help me with this.
>
>  Thank you very much .
> --
> gmx-users mailing listgmx-users@gromacs.org
> http://lists.gromacs.org/mailman/listinfo/gmx-users
> * Please search the archive at
> http://www.gromacs.org/Support/Mailing_Lists/Search before posting!
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>



-- 
João M. Damas
PhD Student
Protein Modelling Group
ITQB-UNL, Oeiras, Portugal
Tel:+351-214469613
-- 
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回复: [gmx-users] ATP/ADP+Pi

2012-10-26 Thread 耀
Thanks for your help!!
  About these paper,I  have just read them. In your paper,you selected 43a1 
force field directly and did not talk about ATP/ADP+Pi parameters.But in my 
43a1 force field ,the ATP parameters are exist,ADP and Pi are not.I use gromacs 
4.5.5 versions. WHY??
  
  
 Thanks!!
  

 

 -- 原始邮件 --
  发件人: "João M. Dama";
 发送时间: 2012年10月26日(星期五) 晚上11:38
 收件人: "Discussion list for GROMACS users"; 
 
 主题: Re: [gmx-users] ATP/ADP+Pi

 

Hello,

At our group we have parameterized ATP, ADP and Pi to use with ABC
transporters.

Paper with the parameterization:
http://dx.doi.org/10.1021/jp905735y

Papers using the parameterized molecules:
http://dx.doi.org/10.1002/prot.23023
http://dx.doi.org/10.1002/pro.650
http://dx.doi.org/10.1371/journal.pcbi.1002128

Cheers,
João

On Fri, Oct 26, 2012 at 4:12 PM, 闪耀星空 <382209...@qq.com> wrote:

> GMX-users:
>I am working with ATP+protein and ADP+Pi+protein  in gromos43a1.ff
>   force field,but I  find only ATP parameters in the  aminoacids.rtp file
> .Where can I  achieve the ADP+Pi parameters ???  I  wanted use the
> parameters from((http://www.pharmacy.manchester.ac.uk/bryce/amber)  )
> but it seemed unsuitable . What can  I do???   Please help me with this.
>
>  Thank you very much .
> --
> gmx-users mailing listgmx-users@gromacs.org
> http://lists.gromacs.org/mailman/listinfo/gmx-users
> * Please search the archive at
> http://www.gromacs.org/Support/Mailing_Lists/Search before posting!
> * Please don't post (un)subscribe requests to the list. Use the
> www interface or send it to gmx-users-requ...@gromacs.org.
> * Can't post? Read http://www.gromacs.org/Support/Mailing_Lists
>



-- 
João M. Damas
PhD Student
Protein Modelling Group
ITQB-UNL, Oeiras, Portugal
Tel:+351-214469613
-- 
gmx-users mailing listgmx-users@gromacs.org
http://lists.gromacs.org/mailman/listinfo/gmx-users
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