Re: [AMBER] Question: MM/PBSA and MM/GBSA

From: Hiromasa WATANABE <hi-watanabe.hpc.co.jp>
Date: Thu, 12 Sep 2013 10:06:42 +0900

Dear Dr. Ray,

Thank you very much for your rapid reply.

To use Tan & Luo radii, by setting radiopt=1 and inp=2,
appropriate values are set to the others automatically, aren't they?
I'll try.

Thanks,
WATANABE

> WATANABE,
>
> For PB, please only set radiopt=1 and inp=2. If you don't feel
> comfortable with setting the many options, don't set other options
> such as ARCRES, SURFTEN, SURFOFF since the default values has been set
> to be compatible in the program.
>
> Also, the python script is somewhat more robust in setting options if
> you really want to try these options out ...
>
> Ray
>
> On Wed, Sep 11, 2013 at 1:56 AM, Hiromasa WATANABE
> <hi-watanabe.hpc.co.jp> wrote:
>> Dear Amber supporters,
>>
>> I'm trying MM/PBSA calculation and MM/GBSA calculation using AMBER12's MM_PBSA.
>> In order to perform same calculation as Lei Xu et al., J. Phys. Chem. B 117, 8408 (2013),
>> I've created input file like below.
>> Would you please check if parameter values and consistency are OK?
>>
>> (1)
>> In MM/PBSA calculation, to use Tan & Luo radii,
>> according to the AMBER manual(p.329),
>> values of SURFTEN and SURFOFF are set like below, is this OK?
>>
>> .GENERAL
>> MM 1
>> GB 0
>> PB 1
>> MS 1
>>
>> .MM
>> DIELC 1.0
>>
>> .PB
>> PROC 2
>> REFE 0
>> INDI 1.0
>> EXDI 80.0
>> SCALE 2
>> LINIT 1000
>> ISTRNG 0.0
>> RADIOPT 1
>> ARCRES 0.0625
>> INP 2
>>
>> SURFTEN 0.005
>> SURFOFF 0.86
>>
>> IVCAP 0
>> CUTCAP -1.0
>> XCAP 0.0
>> YCAP 0.0
>> ZCAP 0.0
>>
>> .MS
>> PROBE 0.0
>>
>> (2)
>> In MM/GBSA calculation, to use Onufriev's GB and LCPO method,
>> following settings are OK?
>>
>> .GENERAL
>> MM 1
>> GB 1
>> PB 0
>> MS 1
>>
>> .MM
>> DIELC 1.0
>>
>> .GB
>> IGB 2
>> GBSA 1
>> SALTCON 0.00
>> EXTDIEL 80.0
>> INTDIEL 1.0
>>
>> SURFTEN 0.005
>> SURFOFF 0.00
>>
>> .MS
>> PROBE 0.0
>>
>>
>> Best regards,
>> WATANABE
>>
>> --
>> Hiromasa WATANABE
>> Manager, Ph.D.
>> HPC Dept., Technology Gr., HPC SYSTEMS Inc.
>> Head office: LOOP-X 8F, 3-9-15 Wangan, Minato-ku, Tokyo, Japan 108-0022.
>> Email: hi-watanabe.hpc.co.jp
>> www.hpc.co.jp
>>
>> _______________________________________________
>> AMBER mailing list
>> AMBER.ambermd.org
>> http://lists.ambermd.org/mailman/listinfo/amber
>
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-- 
HPCシステムズ株式会社 ( http://www.hpc.co.jp/ )
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Hiromasa WATANABE
Manager, Ph.D.
HPC Dept., Technology Gr., HPC SYSTEMS Inc.
Head office: LOOP-X 8F, 3-9-15 Wangan, Minato-ku, Tokyo, Japan 108-0022.
Email: hi-watanabe.hpc.co.jp
www.hpc.co.jp
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Received on Wed Sep 11 2013 - 18:30:02 PDT
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