From: jrhau lung (
Date: Mon Apr 23 2018 - 06:56:53 CDT

Hi Kelly:
    If you download 5C02, it does contain only one chain. But if you
download the biological assembly, it will have four chains as a
homotetramer structure.



2018-04-23 7:40 GMT+08:00 McGuire, Kelly <>:

> Sometimes when I download a PDB from or request one through
> QwikMD, only a part of the protein is loaded. For example, 5C02 is a
> homotetramer crystal structure, but when I download the pdb or request it
> through QwikMD, I only get one of the peptides, not all 4 i.e. not the
> whole structure. What is causing that?
> Kelly L. McGuire
> PhD Scholar
> Department of Physiology and Developmental Biology
> Brigham Young University
> LSB 3050
> Provo, UT 84602