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. 2019 Nov 7;10:2493. doi: 10.3389/fmicb.2019.02493

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Copyright © 2019 Supa-amornkul, Mongkolsuk, Summpunn, Chaiyakunvat, Navaratdusit, Jiarpinitnun and Chaturongakul.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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Percentage of positively and negatively σ^B-regulated genes in each functional class. Functional classes: 1 = central intermediary metabolism; 2 = purines, pyrimidines, nucleoside, and nucleotides; 3 = amino acid biosynthesis; 4 = cellular processes; 5 = fatty acid and phospholipid metabolism; 6 = cellular proteins; 7 = transporter and binding proteins; 8 = cell envelope; 9 = transcription; 10 = energy metabolism; 11 = hypothetical protein; 12 = biosynthesis of cofactors, prosthetic groups, and carriers; 13 = regulatory functions; 14 = mobile and extrachromosomal element function; 15 = unknown function; and 16 = DNA metabolism.