WikiPathways

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Welcome to WikiPathways

WikiPathways is a database of biological pathways maintained by and for the scientific community.

Read about our 12-year journey so far and official exit from beta.

Find Pathways

Search

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Browse by species and category

You can search by:

Pathway name (Apoptosis)
Gene or protein name (p53)
Any page content (cancer)

Get Pathways

	Download Multiple formats and methods			Growth New pathways added each month

Edit Pathways

	Learn Play with the editor tools			Convert Queue figures for conversion

We want your feedback! A quick survey to help us focus development: https://www.surveymonkey.com/r/wikipathways

Today's Featured Pathway

Programmed cell death (Caenorhabditis elegans)
invalid pathway title: exception 'Exception' with message 'Unable to convert to /var/www/wikipathways/images/d/d0/WP367_108871.svg:
Status:1
Message:Exception in thread "main" java.lang.NullPointerException at org.pathvisio.core.Engine.getPathwayImporters(Unknown Source) at org.pathvisio.core.Engine.importPathway(Unknown Source) at org.pathvisio.core.util.Converter.main(Unknown Source)

Command:java -Xmx1024M -jar /var/www/wikipathways/wpi/bin/pathvisio_core.jar "/var/www/wikipathways" "/var/www/wikipathways/images/d/d0/WP367_108871.svg" 2>&1
' in /var/www/wikipathways/wpi/extensions/Pathways/Pathway.php:1255 Stack trace:

0 /var/www/wikipathways/wpi/extensions/Pathways/Pathway.php(1227): Pathway::convertWithPathVisio(false, '/var/www/wikipa...')
1 /var/www/wikipathways/wpi/extensions/Pathways/Pathway.php(1137): Pathway->saveConvertedByPathVisioCache('svg')
2 /var/www/wikipathways/wpi/extensions/Pathways/Pathway.php(1153): Pathway->updateCache('svg')
3 /var/www/wikipathways/wpi/extensions/pathwayThumb.php(129): Pathway->getImage()
4 /var/www/wikipathways/wpi/extensions/pathwayThumb.php(53): makeThumbLinkObj(Object(Pathway), 'Programmed cell...', 'https://classic...', 'Programmed cell...', 'center', 'pwthumb', '300')
5 [internal function]: renderPathwayImage(Object(Parser), 'Pathway:WP367', '300', 'center', 'Programmed cell...', 'pathway', 'Programmed cell...')
6 /var/www/wikipathways/includes/parser/Parser.php(2860): call_user_func_array('renderPathwayIm...', Array)
7 /var/www/wikipathways/includes/parser/Preprocessor_DOM.php(915): Parser->braceSubstitution(Array, Object(PPTemplateFrame_DOM))
8 /var/www/wikipathways/includes/parser/Parser.php(2986): PPFrame_DOM->expand(Object(PPNode_DOM))
9 /var/www/wikipathways/includes/parser/Preprocessor_DOM.php(915): Parser->braceSubstitution(Array, Object(PPFrame_DOM))
10 /var/www/wikipathways/includes/parser/Parser.php(2678): PPFrame_DOM->expand(Object(PPNode_DOM), 0)
11 /var/www/wikipathways/includes/parser/Parser.php(966): Parser->replaceVariables('{{Template:Toda...')
12 /var/www/wikipathways/includes/parser/Parser.php(439): Parser->internalParse('{{Template:Toda...')
13 /var/www/wikipathways/wpi/extensions/PathwayOfTheDay/PathwayOfTheDay.php(60): Parser->recursiveTagParse('{{Template:Toda...')
14 [internal function]: getPathwayOfTheDay(Object(Parser), 'Friday 3 May 20...', 'Curation:Featur...', 'true')
15 /var/www/wikipathways/includes/parser/Parser.php(2860): call_user_func_array('getPathwayOfThe...', Array)
16 /var/www/wikipathways/includes/parser/Preprocessor_DOM.php(915): Parser->braceSubstitution(Array, Object(PPFrame_DOM))
17 /var/www/wikipathways/includes/parser/Parser.php(2678): PPFrame_DOM->expand(Object(PPNode_DOM), 0)
18 /var/www/wikipathways/includes/parser/Parser.php(966): Parser->replaceVariables('{| ?<!-- Specia...')
19 /var/www/wikipathways/includes/parser/Parser.php(321): Parser->internalParse('{| ?<!-- Specia...')
20 /var/www/wikipathways/includes/Article.php(3406): Parser->parse('{| ?<!-- Specia...', Object(Title), Object(ParserOptions), true, true, 108871)
21 /var/www/wikipathways/includes/Article.php(875): Article->outputWikiText('{| ?<!-- Specia...', false)
22 /var/www/wikipathways/includes/Wiki.php(437): Article->view()
23 /var/www/wikipathways/includes/Wiki.php(59): MediaWiki->performAction(Object(OutputPage), Object(Article), Object(Title), Object(User), Object(WebRequest))
24 /var/www/wikipathways/index.php(93): MediaWiki->initialize(Object(Title), Object(Article), Object(OutputPage), Object(User), Object(WebRequest))
25 {main}