On 5/30/12 8:57 AM, Nitin Agrawal wrote:
How can I define the value at y axis then? Is there any way to bring the y-axis
value down to 0?


You want the energy minimum to be equal to zero, correct? This is nothing more than a reference point, so the value passed to -zprof0 is the coordinate value (x-axis) at which the energy minimum occurs. Setting a proper value will shift the curve such that the energy minimum is at zero.

-Justin

On Wed, May 30, 2012 at 3:24 PM, Justin A. Lemkul <[email protected]
<mailto:[email protected]>> wrote:



    On 5/30/12 8:18 AM, Nitin Agrawal wrote:

        When I am using the command -zprof0. it is not giving the desired
        result. I am
        using it as

          g_wham -b 5000 -zprof0 -6.0 -it tpr_files.dat -if pullf_files.dat -o
        profile_new1.xvg -hist histo_new1.xvg -unit kCal

        but the lowest point in the graph is still -6.0 in the y axis and not
        set to 0.0

        Am i using the parameters wrong?


     >From g_wham -h:

    "-zprof0      real   0       Define profile to 0.0 at this position (with 
-log)"

    The value provided should be the point along the x-axis (the reaction
    coordinate) where you want the value of the PMF (on the y-axis) to be zero.
    Your original plot only contained values between about -2 and 2, so
    specifying -6 is not valid.

    -Justin

        On Wed, May 30, 2012 at 1:42 PM, Nitin Agrawal
        <[email protected] <mailto:[email protected]>
        <mailto:nitinyugalagrawal@__gmail.com
        <mailto:[email protected]>>> wrote:

            Thank you


            On Wed, May 30, 2012 at 1:39 PM, Justin A. Lemkul <[email protected]
        <mailto:[email protected]>
        <mailto:[email protected] <mailto:[email protected]>>> wrote:



                On 5/30/12 6:29 AM, Nitin Agrawal wrote:

                    Hi all,

                    I want to set the lowest point in my curve as zero instead 
of
                    negative number.
                    Can anyone tell me which option to use to do that?


                Set the desired value with -zprof0.

                -Justin

                --
                ==============================____==========


                Justin A. Lemkul, Ph.D.
                Research Scientist
                Department of Biochemistry
                Virginia Tech
                Blacksburg, VA
                jalemkul[at]vt.edu <http://vt.edu> <http://vt.edu> | (540) 
231-9080
        http://www.bevanlab.biochem.____vt.edu/Pages/Personal/justin
        <http://vt.edu/Pages/Personal/justin>
        <http://www.bevanlab.biochem.__vt.edu/Pages/Personal/justin
        <http://www.bevanlab.biochem.vt.edu/Pages/Personal/justin>>

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            --
            Regards,
            Nitin Agrawal,
            Master's Student (Bioinformatics)
            University of Turku,Finland
            B.Tech (Biotechnology)
            National Institute of Technology,Durgapur,India
            Blog:http://__notjustanyotherblog.blogspot.__com/
        <http://notjustanyotherblog.blogspot.com/>




        --
        Regards,
        Nitin Agrawal,
        Master's Student (Bioinformatics)
        University of Turku,Finland
        B.Tech (Biotechnology)
        National Institute of Technology,Durgapur,India
        Blog:http://__notjustanyotherblog.blogspot.__com/
        <http://notjustanyotherblog.blogspot.com/>


    --
    ==============================__==========

    Justin A. Lemkul, Ph.D.
    Research Scientist
    Department of Biochemistry
    Virginia Tech
    Blacksburg, VA
    jalemkul[at]vt.edu <http://vt.edu> | (540) 231-9080
    http://www.bevanlab.biochem.__vt.edu/Pages/Personal/justin
    <http://www.bevanlab.biochem.vt.edu/Pages/Personal/justin>

    ==============================__==========
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--
Regards,
Nitin Agrawal,
Master's Student (Bioinformatics)
University of Turku,Finland
B.Tech (Biotechnology)
National Institute of Technology,Durgapur,India
Blog:http://notjustanyotherblog.blogspot.com/

--
========================================

Justin A. Lemkul, Ph.D.
Research Scientist
Department of Biochemistry
Virginia Tech
Blacksburg, VA
jalemkul[at]vt.edu | (540) 231-9080
http://www.bevanlab.biochem.vt.edu/Pages/Personal/justin

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