<html>
<header>
<TITLE>Pore Dimensions of Ion Channels: Application to cholera toxin B pentamer</TITLE>
</header>
<body  VLINK="#6600CC" LINK="#770000" bgcolor="#ffffff">

    

<p>

<center>
<a href="sect3.html#peggraphback"><img src="back.gif" border=0 alt="back"></a>
<a href="paper.html#index"><img src="index.gif" border=0 alt="paper index"></a>
<a href="comment_form.html"><img src="comments.gif" border=0 alt="comments?"></a><br>
<a href="../hole_d00.html#contents"><img src="../buttons/button_hole_doc_i