Many thanks Joel and others.

There is a download button that is so obvious but has no options; I never 
explored the new layout of the menu bar. 

> On Apr 9, 2018, at 5:59 PM, Joel Tyndall <> wrote:
> Hi Charlie,
> I just visited the RCSB PDB website and looked up a random structure. You can 
> still download the biological unit in pdb format from the download files 
> pulldown
> J
> -----Original Message-----
> From: CCP4 bulletin board <CCP4BB@JISCMAIL.AC.UK> On Behalf Of Carter, Charlie
> Sent: Tuesday, 10 April 2018 9:56 AM
> Subject: [ccp4bb] biological molecule?
> I knew this would happen one day. I loathed the cif versions of the 
> coordinates, but fortunately, I’ve never had to use a .cif file. 
> Now, the pdb no longer offers anything but…
> I cannot find in the .cif file where the instructions are to generate the 
> biological molecule from the asymmetric unit. How does one do this please?
> Thanks,
> Charlie

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