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<front>
<article-meta>...
<author-comment>
<p><bold>Conflicts of interest.</bold> The authors have declared
that no conflicts of interest exist.</p>
<p><bold>Author contributions.</bold> PE, MF, STJ, EMC, DZR,
TS, JSL, and RL conceived and designed the experiments. PE,
MF, DZR, STW, CF, and KH performed the experiments. PE, MF,
STJ, EMC, DZR, and JSL analyzed the data. PE, MF, STJ,
EMC, DZR, and JSL contributed reagents/materials/analysis
tools. PE, MF, STJ, EMC, JSL, and RL wrote the paper.</p>
</author-comment>...</article-meta>
</front>
<body>...
<table>
<thead>
<tr>
<td>Functional Category</td>
<td>Gene or Operon</td>
<td>σ Factor<sup>a</sup></td>
<td>Activated by<sup>b</sup></td>
<td>Repressed by</td>
</tr>
</thead>
<tbody>
<tr>
<td>Engulfment</td>
<td><italic>spoIID</italic></td>
<td><bold>σ<sup>E</sup></bold></td>
<td></td>
<td><bold>SpoIIID</bold></td>
</tr>
<tr>
<td></td>
<td><italic>spoIIM</italic></td>
<td><bold>σ<sup>E</sup></bold></td>
<td></td>
<td>GerR</td>
</tr>...</tbody>
</table>
...</article>
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