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<p class="MsoNormal"><span lang="EN-US" style="font-size:10.0pt;line-height:106%;font-family:"Arial",sans-serif">Dear colleagues,<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:10.0pt;line-height:106%;font-family:"Arial",sans-serif">I am glad to announce the release of some software, related to hydrodynamics and analytical ultracentrifugation (AUC), that may be of your interest.
You can download the packages from: </span><span lang="EN-US" style="font-size:10.0pt;line-height:106%"><a href="https://leonardo.inf.um.es/macromol"><span style="font-family:"Arial",sans-serif">https://leonardo.inf.um.es/macromol</span></a></span><span lang="EN-US" style="font-size:10.0pt;line-height:106%;font-family:"Arial",sans-serif"><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:10.0pt;line-height:106%;font-family:"Arial",sans-serif">Ellipcylin contains simple tools to calculate hydrodynamic properties of cylinders (from long rods to thin disks). Worm-1 and Worm-2 are intended
for prediction of properties of wormlike chains, covering the full rang from short rods to long flexible chains. They were presented in our article
<span style="color:black"> "Hydrodynamic properties of biomacromolecules and macromolecular complexes: concepts and methods. A tutorial mini-review"<i>, Journal of Molecular Biology, </i>432, 2930-2948 (2020).
</span><o:p></o:p></span></p>
<p class="MsoNormal" style="text-align:justify"><span lang="EN-US" style="font-size:10.0pt;line-height:106%;font-family:"Arial",sans-serif">Hydro2D, a package described in
</span><span lang="EN-US" style="font-size:10.0pt;line-height:106%;font-family:"Arial",sans-serif;color:black;mso-ligatures:none;mso-fareast-language:ES">"Calculation of the friction, diffusion and sedimentation coefficients of nanoplatelets of arbitrary shape"<i>,
Polymer, </i>262, 125467 (2022), is for the calculation of properties of rigid, flat nanoparticles using a particular implemention of bead-modelling procedures that is applicable to such essentially two-dimensional objects.
</span><span lang="EN-US" style="font-size:10.0pt;line-height:106%;font-family:"Arial",sans-serif;color:black;mso-ligatures:none;mso-fareast-language:ES"><o:p></o:p></span></p>
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<span lang="EN-US" style="font-size:10.0pt;font-family:"Arial",sans-serif">Simused47 is a software package for AUC calculations described in our publication
<span style="color:black">"Prediction and analysis of analytical ultracentrifugation experiments for heterogeneous macromolecules and nanoparticles based on Brownian dynamics simulation"</span> in
<i><span style="color:black">European Biophysics Journal, </span></i><span style="color:black">47, 845-854 (2018). Diverse circumstances over the past years caused a long delay in the distribution of these programs; we have now made an effort to release a working
version of SimuSed47 with occasion of the 26 th. Intnl. Conf. on AUC to be hold in Banz Abbey, Germany, July 22-27, 2024.<o:p></o:p></span></span></p>
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<span lang="EN-US" style="font-size:10.0pt;font-family:"Arial",sans-serif;color:black"><o:p> </o:p></span></p>
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<span lang="EN-US" style="font-size:10.0pt;font-family:"Arial",sans-serif;color:black">Except in very few special cases, all these packages contain the source code of the programs, along with user guides, compiled executables, examples, etc.<o:p></o:p></span></p>
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<span lang="EN-US" style="font-size:10.0pt;font-family:"Arial",sans-serif;color:black"><o:p> </o:p></span></p>
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<span lang="EN-US" style="font-size:10.0pt;font-family:"Arial",sans-serif;color:black">In the hope that these contributions may be useful for your research, and with my best regards,<o:p></o:p></span></p>
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<span lang="EN-US" style="font-size:10.0pt;font-family:"Arial",sans-serif;color:black"><o:p> </o:p></span></p>
<p class="MsoNormal" style="margin-bottom:0cm;text-align:justify;line-height:normal">
<span style="font-size:10.0pt;font-family:"Arial",sans-serif;color:black">José García de la Torre.<o:p></o:p></span></p>
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<span lang="EN-US" style="font-size:10.0pt;font-family:"Arial",sans-serif;color:black">Department of Physical Chemistry<o:p></o:p></span></p>
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<span lang="EN-US" style="font-size:10.0pt;font-family:"Arial",sans-serif;color:black">University of Murcia, Spain.<o:p></o:p></span></p>
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