1ENY:
reference: Crystal structure and function of the isoniazid target of Mycobacterium tuberculosis., Dessen A, Quemard A, Blanchard JS, Jacobs WR Jr, Sacchettini JC, Science 1995 Mar 17;267(5204):1638-41. PMID: 7886450

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