1NH7:
reference: Crystal structure of ATP phosphoribosyltransferase from Mycobacterium tuberculosis., Cho Y, Sharma V, Sacchettini JC, J Biol Chem 2003 Mar 7;278(10):8333-9. Epub 2003 Jan 2. PMID: 12511575

This OCA Structure page
uses Jmol, developed by the Jmol Development Team (documentation).