I too am not sure what is being asked but do the TMV helix and disk structures count? See for example slide 3 in http://users.ipfw.edu/blumenth/Virology/Assembly.PDF
Colin -----Original Message----- From: CCP4 bulletin board [mailto:[email protected]] On Behalf Of Tim Gruene Sent: 05 June 2013 11:38 To: ccp4bb Subject: Re: [ccp4bb] Helix forming proteins crystallizing as rings -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Dear Joern, I am not sure this is what you have in mind: just yesterday I heard a talk from Oliver Einsle about FocA ion channels - look at PDB ID 4FC4, for example forming a (flat) pentamer, and let us know if this is what you mean. Best, Tim On 06/04/2013 05:24 PM, Joern Krausze wrote: > Dear all, > > can anyone provide me with examples for proteins that form a helical > oligomer under physiological conditions and flat rings (basically a > helix with a pitch of 0) in the crystal? I only know examples of the > other way around. > > Thank you in advance. > > Joern > > ****************************************** Address: > > Joern Krausze Molecular Structural Biology Helmholtz Centre for > Infection Research Inhoffenstrasse 7 38124 Braunschweig Germany > > Email: [email protected] Phone: +49 (0)531 6181 7023 > (office) +49 (0)531 6181 7020 (lab) > ****************************************** > > ________________________________ > > Helmholtz-Zentrum für Infektionsforschung GmbH | Inhoffenstraße 7 > | 38124 Braunschweig | www.helmholtz-hzi.de Das HZI ist seit 2007 > zertifiziertes Mitglied im "audit berufundfamilie" > > Vorsitzende des Aufsichtsrates: MinDir’in Bärbel Brumme-Bothe, > Bundesministerium für Bildung und Forschung Stellvertreter: Rüdiger > Eichel, Abteilungsleiter Niedersächsisches Ministerium für > Wissenschaft und Kultur Geschäftsführung: Prof. Dr. Dirk Heinz; Ulf > Richter, MBA Gesellschaft mit beschränkter Haftung (GmbH) Sitz der > Gesellschaft: Braunschweig Handelsregister: Amtsgericht Braunschweig, > HRB 477 > - -- - -- Dr Tim Gruene Institut fuer anorganische Chemie Tammannstr. 4 D-37077 Goettingen GPG Key ID = A46BEE1A -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org/ iD8DBQFRrxUKUxlJ7aRr7hoRAqDgAJ0TGztRVpkcLPGlxNm8S9ogPy+5BACg0nVK mnWE5qBeTHzVUx81jlZb7mA= =6Ji9 -----END PGP SIGNATURE-----
