Difference between revisions of "CD task10 protocol"

From Bioinformatikpedia
(→‎Significant Differences of RMSF)
 
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==Script with all analysis steps==
  
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##!/bin/bash
  
   
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#wildtype
  
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path=/opt/SS12-Practical/gromacs/bin/
  
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EDR="2O4H_chainA_md"
  
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MUT="wt"
  
   
   
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#gmxcheck
  
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$path gmxcheck -c $EDR.tpr
 
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gmxcheck -f $EDR.xtc
  
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#pymol visualization
  
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echo 1 0| trjconv -s $EDR.tpr -f $EDR.xtc -o $MUT_vis.pdb -pbc nojump -dt 10
  
   
  +
==Script with all analysis steps==
   
  +
In this script, all the required commands for the analysis methods are listed.
   
  +
[https://www.dropbox.com/s/jse4hqskne4t9tz/analysis.sh analysis.sh]
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#energy
  
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echo 12 0| g_energy -f $EDR.edr -o $MUT.temp.xvg
  
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echo 13 0 | g_energy -f $EDR.edr -o $MUT.pressure.xvg
  
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echo 9 0| g_energy -f $EDR.edr -o $MUT.potential.xvg
  
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echo 11 0 | g_energy -f $EDR.edr -o $MUT.totenergy
  
   
  +
==Pymol visualisation ==
   
  +
simple Pymol visalization script
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#min dist between periodic boundaries
  
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echo 1 0| g_mindist -f $EDR.xtc -s $EDR.tpr -od $MUT.minimal-periodic-distance.xvg -pi
  
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echo 3 0| g_mindist -f $EDR.xtc -s $EDR.tpr -od $MUT.minimal-periodic-distance_calpha.xvg -pi
  
   
  +
[https://www.dropbox.com/s/5kn68awfdfwl5xe/create_pymol_vis.py create_pymol_vis.py]
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#fluctuations
  
   
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echo 1 0| g_rmsf -f $EDR.xtc -s $EDR.tpr -o $MUT.rmsf-per-residue.xvg -ox $MUT.average.pdb -oq $MUT.bfactors.pdb -res
 
   
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#rewrite trajectories
  
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trjconv -f $EDR.xtc -o $MUT.traj_nojump.xtc -pbc nojump
 
   
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mencoder "mf://*.png" -mf w=640:h=480:type=png -ofps 25 -ovc lavc
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#calculate rmsd
  
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-lavcopts vcodec=mpeg4:vpass=1:vbitrate=5000000:mbd=2:keyint=132:v4mv:vqmin=3:lumi_mask=0.07:dark_mask=0.2:scplx_mask=0.1:tcplx_mask=0.1:naq
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g_rms -f $MUT.traj_nojump.xtc -s $EDR.tpr -o $MUT.rmsd-all-atom-vs-start.xvg
 
  +
-o wt_movie4.avi
   
  +
== Significant Differences of RMSF==
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#rmsd only calpha
  
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echo 4 4 0 | g_rms -f $MUT.traj_nojump.xtc -s $EDR.tpr -o $MUT.rmsd-backbone-vs-start.xvg
 
   
  +
Provided by Marc
  +
<source lang="perl">
   
  +
#!/usr/bin/perl -w
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#rmsds vs average structure
  
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$swExit = 0;
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#####
  
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g_rms -f $MUT.traj_nojump.xtc -s $EDR.tpr -o $MUT.protein.xtc
 
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##select1
  
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##select4
  
   
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if(@ARGV < 2){
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#radius of gyration
  
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print STDERR "statTD.pl <RMSF FILE1> <RMSF FILE2> [START] [END]\n";
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g_gyrate -f $EDR.xtc -s $EDR.tpr -o $MUT.radius-of-gyration.xvg
 
  +
exit;
  +
}
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else{
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if(! -e "$ARGV[0]"){
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print STDERR "File $ARGV[0] does not exist!\n";
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$swExit = 1;
  +
}
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if(! -e "$ARGV[1]"){
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print STDERR "File $ARGV[1] does not exist!\n";
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$swExit = 1;
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}
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}
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if(defined $ARGV[2]){
   
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if(not defined $ARGV[3]){
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print STDERR "END value missing!\n";
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$swExit = 1;
  +
}
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elsif($ARGV[2] !~ m/[0-9]+/ || $ARGV[3] !~ m/[0-9]+/){
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print STDERR "Problem with the ranges please check!\n";
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$swExit = 1;
  +
}
  +
}
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if($swExit){exit;}
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if(defined $ARGV[2] && defined $ARGV[3] && $ARGV[2] > $ARGV[3]){
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$tmp = $ARGV[2];
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$ARGV[2] = $ARGV[3];
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$ARGV[3] = $tmp;
  +
}
   
   
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open(FILE,$ARGV[0]);
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while(<FILE>){
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chomp($_);
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if(/^\s*([0-9]+)\s+([0-9]+\.[0-9]+)/){
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#print "$1 $2\t";
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if(defined $ARGV[2] && defined $ARGV[3] && $1 >= $ARGV[2] && $1 <= $ARGV[3]){
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$in1{$1} = $2;
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#print "1\n";
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}
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elsif(not defined $ARGV[2]){
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$in1{$1} = $2;
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#print "$ARGV[2] $ARGV[3] 3\n";
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}
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  +
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}
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}
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close FILE;
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open(FILE,$ARGV[1]);
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while(<FILE>){
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chomp($_);
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if(/^\s*([0-9]+)\s+([0-9]+\.[0-9]+)/){
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#print "$1 $2\n";
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if(defined $ARGV[2] && defined $ARGV[3] && $1 >= $ARGV[2] && $1 <= $ARGV[3]) {
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$in2{$1} = $2;
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}
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elsif(not defined $ARGV[2]){
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$in2{$1} = $2;
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}
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}
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}
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close FILE;
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if((keys %in1) != (keys %in2)){
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print STDERR "Number of datapoints not identical!\n";
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exit;
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}
   
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$value = &getPV(\%in1,\%in2);
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#a305e
  
   
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print "$value";
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EDR="A305E_scwrl_mini_md"
  
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if($value <= 0.001){
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MUT="A305E_scwrl"
  
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print "**\n";
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}
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elsif($value <= 0.05){
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print "*\n";
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}
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else{
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print "-\n";
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}
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sub getPV{
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my (%data1) = %{$_[0]};
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my (%data2) = %{$_[1]};
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my $avg = 0;
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my $cnt = 0;
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my $std = 0;
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my $ste = 0;
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my $ratio = 0;
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foreach $key (sort keys %data1){
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#print "$key\n";
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$avg += ($data1{$key} - $data2{$key});
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$cnt++;
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}
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$avg /= $cnt;
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foreach $key (sort keys %data1){
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$std += (($data1{$key} - $data2{$key}) - $avg)**2;
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}
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$std /= $cnt;
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$std = sqrt($std);
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$ste = $std/sqrt($cnt);
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$ratio = abs($avg/$ste);
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open(OUT,">/tmp/rscript.tmp");
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print OUT "ratio <- c($ratio);\n";
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print OUT "dfree <- c($cnt);\n";
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print OUT "dt(ratio,dfree);\n";
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close OUT;
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$value = `Rscript /tmp/rscript.tmp`;
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chomp($value);
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`rm -f /tmp/rscript.tmp`;
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return (split/\s+/,$value)[1];
  +
}
   
  +
</source>
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echo 12 0| g_energy -f $EDR.edr -o $MUT.temp.xvg
  
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echo 13 0 | g_energy -f $EDR.edr -o $MUT.pressure.xvg
  
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echo 9 0| g_energy -f $EDR.edr -o $MUT.potential.xvg
  
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echo 11 0 | g_energy -f $EDR.edr -o $MUT.totenergy.xvg
  

Latest revision as of 16:33, 14 August 2012



Script with all analysis steps

In this script, all the required commands for the analysis methods are listed.

analysis.sh

Pymol visualisation

simple Pymol visalization script

create_pymol_vis.py 


mencoder "mf://*.png" -mf w=640:h=480:type=png -ofps 25 -ovc lavc 
-lavcopts vcodec=mpeg4:vpass=1:vbitrate=5000000:mbd=2:keyint=132:v4mv:vqmin=3:lumi_mask=0.07:dark_mask=0.2:scplx_mask=0.1:tcplx_mask=0.1:naq
-o wt_movie4.avi

Significant Differences of RMSF

Provided by Marc <source lang="perl">

  1. !/usr/bin/perl -w

$swExit = 0;

if(@ARGV < 2){ print STDERR "statTD.pl <RMSF FILE1> <RMSF FILE2> [START] [END]\n"; exit; } else{ if(! -e "$ARGV[0]"){ print STDERR "File $ARGV[0] does not exist!\n"; $swExit = 1; } if(! -e "$ARGV[1]"){ print STDERR "File $ARGV[1] does not exist!\n"; $swExit = 1; } } if(defined $ARGV[2]){

if(not defined $ARGV[3]){ print STDERR "END value missing!\n"; $swExit = 1; } elsif($ARGV[2] !~ m/[0-9]+/ || $ARGV[3] !~ m/[0-9]+/){ print STDERR "Problem with the ranges please check!\n"; $swExit = 1; } } if($swExit){exit;} if(defined $ARGV[2] && defined $ARGV[3] && $ARGV[2] > $ARGV[3]){ $tmp = $ARGV[2]; $ARGV[2] = $ARGV[3]; $ARGV[3] = $tmp; }


open(FILE,$ARGV[0]); while(<FILE>){ chomp($_); if(/^\s*([0-9]+)\s+([0-9]+\.[0-9]+)/){ #print "$1 $2\t"; if(defined $ARGV[2] && defined $ARGV[3] && $1 >= $ARGV[2] && $1 <= $ARGV[3]){ $in1{$1} = $2; #print "1\n"; } elsif(not defined $ARGV[2]){ $in1{$1} = $2; #print "$ARGV[2] $ARGV[3] 3\n"; }


} } close FILE; open(FILE,$ARGV[1]); while(<FILE>){ chomp($_); if(/^\s*([0-9]+)\s+([0-9]+\.[0-9]+)/){ #print "$1 $2\n"; if(defined $ARGV[2] && defined $ARGV[3] && $1 >= $ARGV[2] && $1 <= $ARGV[3]) { $in2{$1} = $2; } elsif(not defined $ARGV[2]){ $in2{$1} = $2; } } } close FILE; if((keys %in1) != (keys %in2)){ print STDERR "Number of datapoints not identical!\n"; exit; }

$value = &getPV(\%in1,\%in2);

print "$value"; if($value <= 0.001){ print "**\n"; } elsif($value <= 0.05){ print "*\n"; } else{ print "-\n"; } sub getPV{ my (%data1) = %{$_[0]}; my (%data2) = %{$_[1]}; my $avg = 0; my $cnt = 0; my $std = 0; my $ste = 0; my $ratio = 0;

foreach $key (sort keys %data1){ #print "$key\n"; $avg += ($data1{$key} - $data2{$key}); $cnt++; } $avg /= $cnt; foreach $key (sort keys %data1){ $std += (($data1{$key} - $data2{$key}) - $avg)**2; } $std /= $cnt; $std = sqrt($std); $ste = $std/sqrt($cnt); $ratio = abs($avg/$ste); open(OUT,">/tmp/rscript.tmp"); print OUT "ratio <- c($ratio);\n"; print OUT "dfree <- c($cnt);\n"; print OUT "dt(ratio,dfree);\n"; close OUT; $value = `Rscript /tmp/rscript.tmp`; chomp($value); `rm -f /tmp/rscript.tmp`; return (split/\s+/,$value)[1]; }

</source>

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