{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,3,19]],"date-time":"2026-03-19T06:25:18Z","timestamp":1773901518507,"version":"3.50.1"},"reference-count":11,"publisher":"Oxford University Press (OUP)","issue":"4","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":[],"published-print":{"date-parts":[[2010,2,15]]},"abstract":"<jats:title>Abstract<\/jats:title>\n               <jats:p>Summary: emPAI Calc is an open-source web application for the estimation of protein abundance. It uses the correlation between the number of identified peptides and protein abundance in mass spectrometry-based proteomic experiments. The program is the first implementation of our previously reported emPAI algorithm; it calculates the emPAI from the protein identification results obtained by database search engines such as Mascot.\u2122<\/jats:p>\n               <jats:p>Availability: \u00a0http:\/\/empai.iab.keio.ac.jp\/; http:\/\/empai.iab.keio.ac.jp\/supplement.php Source codes are available under Mozilla Public License.<\/jats:p>\n               <jats:p>Contact: \u00a0y-ishi@ttck.keio.ac.jp<\/jats:p>\n               <jats:p>Supplementary Information: \u00a0Supplementary data are available at Bioinformatics online.<\/jats:p>","DOI":"10.1093\/bioinformatics\/btp700","type":"journal-article","created":{"date-parts":[[2009,12,24]],"date-time":"2009-12-24T01:52:12Z","timestamp":1261619532000},"page":"576-577","source":"Crossref","is-referenced-by-count":142,"title":["emPAI Calc\u2014for the estimation of protein abundance from large-scale identification data by liquid chromatography-tandem mass spectrometry"],"prefix":"10.1093","volume":"26","author":[{"given":"Kosaku","family":"Shinoda","sequence":"first","affiliation":[{"name":"1 Human Metabolome Technologies, Inc., Tsuruoka, Yamagata, 997\u22120052, 2 Institute for Advanced Biosciences, Keio University, Tsuruoka, Yamagata, 997\u20130017 and 3 PRESTO, Japan Science and Technology Agency, Sanbancho bldg., 5-Sanbancho, Chiyodaku, Tokyo 102-0075, Japan"},{"name":"1 Human Metabolome Technologies, Inc., Tsuruoka, Yamagata, 997\u22120052, 2 Institute for Advanced Biosciences, Keio University, Tsuruoka, Yamagata, 997\u20130017 and 3 PRESTO, Japan Science and Technology Agency, Sanbancho bldg., 5-Sanbancho, Chiyodaku, Tokyo 102-0075, Japan"}]},{"given":"Masaru","family":"Tomita","sequence":"additional","affiliation":[{"name":"1 Human Metabolome Technologies, Inc., Tsuruoka, Yamagata, 997\u22120052, 2 Institute for Advanced Biosciences, Keio University, Tsuruoka, Yamagata, 997\u20130017 and 3 PRESTO, Japan Science and Technology Agency, Sanbancho bldg., 5-Sanbancho, Chiyodaku, Tokyo 102-0075, Japan"},{"name":"1 Human Metabolome Technologies, Inc., Tsuruoka, Yamagata, 997\u22120052, 2 Institute for Advanced Biosciences, Keio University, Tsuruoka, Yamagata, 997\u20130017 and 3 PRESTO, Japan Science and Technology Agency, Sanbancho bldg., 5-Sanbancho, Chiyodaku, Tokyo 102-0075, Japan"}]},{"given":"Yasushi","family":"Ishihama","sequence":"additional","affiliation":[{"name":"1 Human Metabolome Technologies, Inc., Tsuruoka, Yamagata, 997\u22120052, 2 Institute for Advanced Biosciences, Keio University, Tsuruoka, Yamagata, 997\u20130017 and 3 PRESTO, Japan Science and Technology Agency, Sanbancho bldg., 5-Sanbancho, Chiyodaku, Tokyo 102-0075, Japan"},{"name":"1 Human Metabolome Technologies, Inc., Tsuruoka, Yamagata, 997\u22120052, 2 Institute for Advanced Biosciences, Keio University, Tsuruoka, Yamagata, 997\u20130017 and 3 PRESTO, Japan Science and Technology Agency, Sanbancho bldg., 5-Sanbancho, Chiyodaku, Tokyo 102-0075, Japan"}]}],"member":"286","published-online":{"date-parts":[[2009,12,22]]},"reference":[{"key":"2023012508025117300_B1","doi-asserted-by":"crossref","first-page":"9232","DOI":"10.1073\/pnas.1533294100","article-title":"Toward a protein profile of Escherichia coli: comparison to its transcription profile","volume":"100","author":"Corbin","year":"2003","journal-title":"Proc. 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