--- /dev/null
+<html>
+<!--
+ * Jalview - A Sequence Alignment Editor and Viewer (Version 2.5)
+ * Copyright (C) 2010 J Procter, AM Waterhouse, G Barton, M Clamp, S Searle
+ *
+ * This file is part of Jalview.
+ *
+ * Jalview is free software: you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
+ *
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+-->
+<head><title>Purine/Pyrimidine Colour Scheme</title>
+<style type="text/css">
+<!--
+td {
+ text-align: center;
+}
+-->
+</style>
+</head>
+
+<body>
+<p><em>Purine/Pyrimidine Colours</em></p>
+<div align="center">
+ <table width="200" border="1">
+ <tr>
+ <td bgcolor="#FF83FA">Purines <BR> A, G, R</td>
+ <td bgcolor="#40E0D0">Pyrimidines <BR> C, U, T, Y</td>
+ </tr>
+ </table>
+</div>
+</body>
+</html>