A histidine aspartate ionic lock gates the iron passage in miniferritins from Mycobacterium smegmatis
Williams, S.M., Chandran, A.V., Vijayabaskar, M.S., Roy, S., Balaram, H., Vishveshwara, S., Vijayan, M., Chatterji, D.(2014) J Biol Chem 289: 11042-11058
- PubMed: 24573673 
- DOI: 10.1074/jbc.M113.524421
- Primary Citation of Related Structures:  
4M32, 4M33, 4M34, 4M35 - PubMed Abstract: 
Dps (DNA-binding protein from starved cells) are dodecameric assemblies belonging to the ferritin family that can bind DNA, carry out ferroxidation, and store iron in their shells. The ferritin-like trimeric pore harbors the channel for the entry and exit of iron ...