Re: [AMBER] entropy calculation failed again!

From: Rilei Yu <yulaomao1983.yahoo.com.cn>
Date: Sat, 5 Jun 2010 10:44:09 +0800 (CST)

 Here is the information I can obtain:
----Convergence Satisfied----

allocation failure in vector: nh = 440496144

Rilei Yu

--- 10年6月5日,周六, Bill Miller III <brmilleriii.gmail.com> 写道:

发件人: Bill Miller III <brmilleriii.gmail.com>
主题: Re: [AMBER] entropy calculation failed again!
收件人: "AMBER Mailing List" <amber.ambermd.org>
日期: 2010年6月5日,周六,上午9:35

The FINAL_RESULTS_MMPBSA.dat file will probably not have the useful
information that you are looking for. Have you looked in the logfile from
the calculation? Also, the nmode output files would be a great place to look
for some helpful information. Take a look in the _MMPBSA_complex_nm.out,
_MMPBSA_receptor_nm.out, and _MMPBSA_ligand_nm.out files and see if there is
some error or warning messages in those files?

I hope this sheds some light on the issue.

-Bill

On Fri, Jun 4, 2010 at 9:28 PM, Rilei Yu <yulaomao1983.yahoo.com.cn> wrote:

>
> After waiting for three days, the entropy calculation for one frame of my
> system was finished! Unfortunately, all results showed to me is NO NMODE
> ENTROPY CALCULATED. SNAPSHOTS NOT MINIMIZED!
>
> It looks like my system is so special that entropy calculation cannot be
> performed. Is this time still the converge problem using updated script? To
> this point, I am a bit of disappointed!
>
> The results as follows:
> | Run on Sat Jun  5 04:42:48 EST 2010
>
> |Input file:
> |--------------------------------------------------------------
> |MMPBSA everything
> |&general
> |  startframe=1, endframe=1,
> |  entropy=0, keep_files=0,
> |/
> |&gb
> |  igb=5, saltcon=0.15,
> |/
> |&pb
> |  istrng=0.15,
> |#  sander_apbs=1,
> |/
> |&nmode
> |  maxcyc=50000, ala_entropy=0, nmode_istrng=0.15,
> |/
> |
> |
> |
> |
> |--------------------------------------------------------------
> |Complex topology file:           complex.prmtop
> |Receptor topology file:          re.prmtop
> |Ligand topology file:            lig.prmtop
> |Initial mdcrd(s):                complex_md0.mdcrd
> |
> |Best guess for receptor mask:   ":1-420"
> |Best guess for  ligand  mask:   ":421-432"
>
> |Calculations performed using 1 frames.
> |NMODE calculations performed using 1 frames.
> |Poisson Boltzmann calculations performed using internal PBSA solver in
> sander.
> |
> |All units are reported in kcal/mole.
> |All entropy results have units kcal/mole (Temperature is 298.15 K).
>
> -------------------------------------------------------------------------------
>
> -------------------------------------------------------------------------------
> NO NMODE ENTROPY CALCULATED. SNAPSHOTS NOT MINIMIZED!
>
>
> -------------------------------------------------------------------------------
>
> -------------------------------------------------------------------------------
>
> GENERALIZED BORN:
>
> Complex:
> Energy Component            Average              Std. Dev.   Std. Err. of
> Mean
>
> -------------------------------------------------------------------------------
> VDWAALS                  -3836.8981                0.0000
> 0.0000
> EEL                     -29831.2025                0.0000
> 0.0000
> EGB                      -4275.4807                0.0000
> 0.0000
> ESURF                      142.3725                0.0000
> 0.0000
>
> G gas                   -33668.1006                0.0000
> 0.0000
> G solv                   -4133.1082                0.0000
> 0.0000
>
> TOTAL                   -37801.2088                0.0000
> 0.0000
>
>
> Receptor:
> Energy Component            Average              Std. Dev.   Std. Err. of
> Mean
>
> -------------------------------------------------------------------------------
> VDWAALS                  -3702.0048                0.0000
> 0.0000
> EEL                     -28994.9903                0.0000
> 0.0000
> EGB                      -4145.3888                0.0000
> 0.0000
> ESURF                      144.4286                0.0000
> 0.0000
>
> G gas                   -32696.9951                0.0000
> 0.0000
> G solv                   -4000.9602                0.0000
> 0.0000
>
> TOTAL                   -36697.9553                0.0000
> 0.0000
>
>
> Ligand:
> Energy Component            Average              Std. Dev.   Std. Err. of
> Mean
>
> -------------------------------------------------------------------------------
> VDWAALS                    -48.8611                0.0000
> 0.0000
> EEL                       -783.3506                0.0000
> 0.0000
> EGB                       -217.3343                0.0000
> 0.0000
> ESURF                        9.1300                0.0000
> 0.0000
>
> G gas                     -832.2117                0.0000
> 0.0000
> G solv                    -208.2043                0.0000
> 0.0000
>
> TOTAL                    -1040.4160                0.0000
> 0.0000
>
>
> Differences (Complex - Receptor - Ligand):
> Energy Component            Average              Std. Dev.   Std. Err. of
> Mean
>
> -------------------------------------------------------------------------------
> VDWAALS                    -86.0322                0.0000
> 0.0000
> EEL                        -52.8616                0.0000
> 0.0000
> EGB                         87.2424                0.0000
> 0.0000
> ESURF                      -11.1861                0.0000
> 0.0000
>
> DELTA G gas               -138.8938                0.0000
> 0.0000
> DELTA G solv                76.0563                0.0000
> 0.0000
>
>
>  DELTA G binding =        -62.8375     +/-      0.0000
> 0.0000
>
> -------------------------------------------------------------------------------
>
> -------------------------------------------------------------------------------
> Using Normal Mode Entropy Approximation: DELTA G binding =     -62.8375
> +/-  0.0000
>
> -------------------------------------------------------------------------------
>
> -------------------------------------------------------------------------------
>
> POISSON BOLTZMANN:
>
> Complex:
> Energy Component            Average              Std. Dev.   Std. Err. of
> Mean
>
> -------------------------------------------------------------------------------
> VDWAALS                  -3836.8981                0.0000
> 0.0000
> EEL                     -29831.2025                0.0000
> 0.0000
> EPB                      -4242.3267                0.0000
> 0.0000
> ECAVITY                    106.2150                0.0000
> 0.0000
>
> G gas                   -33668.1006                0.0000
> 0.0000
> G solv                   -4136.1117                0.0000
> 0.0000
>
> TOTAL                   -37804.2123                0.0000
> 0.0000
>
>
> Receptor:
> Energy Component            Average              Std. Dev.   Std. Err. of
> Mean
>
> -------------------------------------------------------------------------------
> VDWAALS                  -3702.0048                0.0000
> 0.0000
> EEL                     -28994.9903                0.0000
> 0.0000
> EPB                      -4112.4700                0.0000
> 0.0000
> ECAVITY                    107.7342                0.0000
> 0.0000
>
> G gas                   -32696.9951                0.0000
> 0.0000
> G solv                   -4004.7358                0.0000
> 0.0000
>
> TOTAL                   -36701.7309                0.0000
> 0.0000
>
>
> Ligand:
> Energy Component            Average              Std. Dev.   Std. Err. of
> Mean
>
> -------------------------------------------------------------------------------
> VDWAALS                    -48.8611                0.0000
> 0.0000
> EEL                       -783.3506                0.0000
> 0.0000
> EPB                       -220.4057                0.0000
> 0.0000
> ECAVITY                      5.8770                0.0000
> 0.0000
>
> G gas                     -832.2117                0.0000
> 0.0000
> G solv                    -214.5287                0.0000
> 0.0000
>
> TOTAL                    -1046.7404                0.0000
> 0.0000
>
>
> Differences (Complex - Receptor - Ligand):
> Energy Component            Average              Std. Dev.   Std. Err. of
> Mean
>
> -------------------------------------------------------------------------------
> VDWAALS                    -86.0322                0.0000
> 0.0000
> EEL                        -52.8616                0.0000
> 0.0000
> EPB                         90.5490                0.0000
> 0.0000
> ECAVITY                     -7.3962                0.0000
> 0.0000
>
> DELTA G gas               -138.8938                0.0000
> 0.0000
> DELTA G solv                83.1528                0.0000
> 0.0000
>
>
>
>  DELTA G binding =        -55.7410     +/-      0.0000
> 0.0000
>
> -------------------------------------------------------------------------------
>
> -------------------------------------------------------------------------------
> Using Normal Mode Entropy Approximation: DELTA G binding =     -55.7410
> +/-  0.0000
>
> -------------------------------------------------------------------------------
>
> -------------------------------------------------------------------------------
>
> I have to admit that it works well for little system.BUt it is not the same
> story for my system. Here, I am sorry for my complain.
>
> Best wishes,
>
>
>
>
> _______________________________________________
> AMBER mailing list
> AMBER.ambermd.org
> http://lists.ambermd.org/mailman/listinfo/amber
>



-- 
Bill Miller III
Quantum Theory Project,
University of Florida
Ph.D. Graduate Student
352-392-6715
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Received on Fri Jun 04 2010 - 20:00:03 PDT
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