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<?xml version="1.0"?> |
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" |
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"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> |
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<html xmlns="http://www.w3.org/1999/xhtml" xmlns:v="http://localhost" xml:lang="en" lang="en"> |
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<head> |
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<meta name="generator" content="HTML Tidy for Linux (vers 31 October 2006), see www.w3.org" /> |
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<link rel="stylesheet" type="text/css" href="../css/exercise.css" /> |
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<link rel="stylesheet" type="text/css" href="../css/default.css" /> |
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<title>Proteios Software Environment Exercise</title> |
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</head> |
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<body> |
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<h1>Analysing MS results and preparing data for publication</h1><a class="printhide" href="course_front.html">« Back</a> |
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<p>In this exercise you will practice</p> |
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<ul> |
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<li>view search results</li> |
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<li>analyze search results</li> |
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<li>preparing data for publication (PRIDE)</li> |
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</ul> |
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<h2>Import data</h2> |
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<p class="note">Depending on the timelinit of the course this part may already been done for you.</p> |
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<ol> |
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<li>Go to your Home view</li> |
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<li>Click the course project with your username and todays date next to it. |
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<ul class="notes"> |
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<li>This project is a non gel based project with two samples <b>ADH</b> and <b>Glu1</b></li> |
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<li>It also contains several data files which we'll use below.</li> |
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</ul> |
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</li> |
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<li>Start data import using |
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<ol class="clickstream in"> |
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<li>Non-Gel Hits Import Wizard</li> |
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</ol> |
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<ul class="notes"> |
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<li>Enter <i>ADH</i> in field <b>Or enter new:</b> as we want to import data files related to this sample.</li> |
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</ul> |
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</li> |
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<li> |
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<ul class="clickstream"> |
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<li>Next - Select PeakList File[s]</li> |
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</ul> |
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</li> |
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|
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<li>Check the checkbox next to file <b>ADH_100126_mix.mzData</b></li> |
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<li> |
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<ul class="clickstream"> |
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<li>Import</li> |
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</ul> |
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<ul class="notes"> |
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<li>You have now created a job that will run at a later time. You can see see your ongoing jobs in the project home view.</li> |
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</ul> |
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</li> |
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<li>Repeat steps 3-6 for sample <i>Glu1</i> and file <b>100427_yeast_Glu_1.mzData</b></li> |
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<li>Open the Non-Gel Hits Import Wizard again from the project overview.</li> |
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<li> |
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<ul class="clickstream"> |
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<li>Next - Select Search Result File[s]</li> |
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</ul> |
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</li> |
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<li>Select all <b>.xml</b> files, these are our Mascot search results.</li> |
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<li> |
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<ul class="clickstream"> |
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<li>Import</li> |
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</ul> |
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<ul class="notes"> |
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<li>Wait until the jobs have been executed, note you can reload the project home view for better view of which jobs are left.</li> |
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<li>Once all jobs have finnished click |
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<ul class="clickstream in"> |
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<li>Hits Report</li> |
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</ul> |
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</li> |
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</ul> |
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</li> |
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</ol> |
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<h2>Data analysis</h2> |
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<p>Once your data has been imported you use the <b>Hits Report</b> to view and analyse your data. In this exercise you'll learn to apply filters on the data and finally export the data to PRIDE format.</p> |
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<ol> |
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<li> |
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<ul class="clickstream"> |
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<li>My Project</li> |
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<li>Overview</li> |
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<li>Hits Report</li> |
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</ul> |
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<ul class="notes"> |
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<li>Below each column where filters may be applied has a textfield or selectbox below the title.</li> |
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<li>In the filter you write an matching operator followed by a value, eg. =10 would match any value that equals 10</li> |
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<li>Wildcards are allowed e.g. =ADH_* in the Search results file column would show all rows containing the a filename starting with ADH_</li> |
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</ul> |
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</li> |
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<li> |
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<ul class="clickstream"> |
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<li>Table Options</li> |
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</ul>in the top right corner of the table. |
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<ul class="notes"> |
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<li>The <b>Table Options</b> allow you to show/hide colums, change their position and sort on the values.</li> |
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</ul> |
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</li> |
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<li>Deselect <b>Spectrum ID (string)</b> and select <b>Score Type</b></li> |
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<li> |
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<ul class="clickstream"> |
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<li>Apply</li> |
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</ul> |
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</li> |
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<li>Show only Proteins in the report (hint, scroll to the very right of the report table) |
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<ul class="notes"> |
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<li>When you change a filter with a select box you may have to click on <b>Update</b> in the toolbar to apply the filter.</li> |
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</ul> |
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</li> |
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<li>Show only Mascot peptide score |
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<ul class="notes"> |
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<li>Apply filter to <b>Score Type</b></li> |
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<li>Remember to remove other filters</li> |
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</ul> |
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</li> |
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<li> |
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<ul class="clickstream"> |
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<li>ADH_100126_mix_20100428_F025760.xml</li> |
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</ul> |
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<ul class="notes"> |
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<li>The search result file contains more information such as database searched, digest parameters, modifications and sequence information.</li> |
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</ul> |
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</li> |
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<li> |
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<ul class="clickstream"> |
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<li>My Project</li> |
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<li>Overview</li> |
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<li>Hits Report</li> |
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<li>ADH_100126_mix.mzData</li> |
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</ul> |
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<ul class="notes"> |
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<li>The peaklist file contains more details about each spectrum e.g. precursor, instrument and retention time information.</li> |
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</ul> |
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</li> |
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<li> |
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<ul class="clickstream"> |
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<li>My Project</li> |
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<li>Overview</li> |
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<li>Hits Report</li> |
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<li>PRIDE XML Report</li> |
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</ul> |
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<ul class="notes"><li>Note that in our example we are have an incomplete |
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data set. Though the procedure of exporting a valid PRIDE xml |
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document is the same.</li></ul> |
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</li> |
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<li>Select <b>Local Sample ID</b> ADH</li> |
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<li>Check <b>Add contact info</b> and <b>Add sample name</b></li> |
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<li> |
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<ul class="clickstream"> |
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<li>Next - Select PRIDE Protocol File(Optional)</li> |
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<li>Next - Create export job[s]</li> |
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</ul> |
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</li> |
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<li> |
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<ul class="clickstream"> |
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<li>My Project</li> |
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<li>Overview</li> |
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</ul> |
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<ul class="notes"><li>Wait for the export job to finnish</li></ul> |
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</li> |
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<li> |
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<ul class="clickstream"> |
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<li>My Project</li> |
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|
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<li>Files</li> |
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</ul> |
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<ul class="notes"><li>At the bottom you should see a file whos name starts |
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with <b>PrideExport </b></li></ul> |
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</li> |
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<li>Click the file and then <b>Download</b>, save it locally somewhere.</li> |
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<li>Validate the file using the online validator PRIDE validator at <a href="http://www.ebi.ac.uk/pride/validateXML.do">http://www.ebi.ac.uk/pride/validateXML.do</a></li> |
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</ol> |
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</body> |
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</html> |