Dear Colleagues, The second of our Acta Cryst F topical reviews initiative is now online:- https://journals.iucr.org/f/issues/2022/03/00/va5045/index.html The article is open access. We welcome proposals for further topical reviews. Best wishes, John Emeritus Professor John R Helliwell DSc Guest Editor IUCr Journals, Acta Cryst F. Begin forwarded message:

From: John R Helliwell Date: 19 November 2021 at 16:33:38 GMT To: [email protected], [email protected] Cc: Mark van Raaij , Clayton Newman Janet Subject: Call for Topical review articles for Acta Cryst F Structural Biology Communications

  Dear Colleagues, We draw your attention to our call for Topical review articles for Acta Cryst F Structural Biology Communications described here:- https://journals.iucr.org/f/issues/2021/11/00/me6156/index.html We welcome your proposals. Best wishes, John, Mark and Janet

John Helliwell, Mark van Raaj and Janet Newman

Emeritus Professor John R Helliwell DSc