What's Happening:



May 26 - 30





July 20-24



2017 IUCr Congress


Check out photographs from 

past meetings. All photos by Peter Mueller.



Register in the World Directory

of Crystallographers for FREE






Discovering Biology Through


Color the diverse 3D shapes studied by crystallographers FREE COLORING BOOK



Joining the ACA is your way to meet other structural scientists, attend and have a voice in the program for superb Annual Meetings, and support the field of structural science!

Membership dues for 2017 are just $30 for students, $44 for postdocs, $50 for retired members, and $145 for full members. Your dues payment allows for a terrific discount on registration at the Annual Meeting.

Members also can participate in the planning of the program for the Annual Meetings, join Scientific Interest Groups, and participate in the leadership of the ACA!

Click here to become a member of YOUR society!

Structural Dynamics


ACA RefleXions

Spring 2016



IUCr Newsletter




special rates for ACA members

ACA Twitter