<html><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; ">I don't know how easy this would be to do, but...<div><br></div><div>Steve White maintains a nice up-to-date database of membrane proteins of known structure (<a href="http://blanco.biomol.uci.edu/Membrane_Proteins_xtal.html">http://blanco.biomol.uci.edu/Membrane_Proteins_xtal.html</a>). Since he has tabulated all of the PDB IDs, it should be trivial for him to supply just a list of the four-letter codes, which could be used as a filter.</div><div><br></div><div>Pat </div><div><br><div><div>On 6 Apr 2010, at 5:08 PM, Pavel Afonine wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite"> <div bgcolor="#ffffff" text="#000000"> Hi Pascal,<br> <br> what are the selection criteria that can be used to identify those structures in PDB? Any specif keywords in PDB file header? Can it be done (such a selection) in a robust way (with minimum guesses and resulting errors)?<br> <br> If you can formulate these selection criteria, then I will be able to add it to a future version.<br> <br> Pavel.<br> <br> <br> On 4/6/10 1:30 PM, Pascal Egea wrote: <blockquote cite="mid:m2xb41aa14a1004061330i215d27d6w7cc6f9569b52a6bb@mail.gmail.com" type="cite">Dear Developers, <div><br> </div> <div>I wonder if there would be a simple way to get the Polygon program implemented in Phenix to use only membrane protein deposited structures as the reference data set. I understand that the reference set is much smaller than the whole menagerie of available structures but it represents an homogenous class of protein (crystallized in detergent). </div> <div>Do you think that this would be meaningful and useful?<br clear="all"> <br> </div> <div>Thanks in advance,</div> <div><br> </div> <div><br> </div> <div>-- <br> Pascal F. Egea, PhD<br> Assistant Professor<br> UCLA, David Geffen School of Medicine<br> Department of Biological Chemistry<br> 314 Biomedical Sciences Research Building <br> office (310)-983-3515<br> lab (310)-983-3516<br> email <a moz-do-not-send="true" href="mailto:pegea@mednet.ucla.edu">pegea@mednet.ucla.edu</a><br> <br> </div> <pre wrap=""><hr size="4" width="90%">
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