| 6EDT: Mycobacterium Tuberculosis Rnap Open Promoter Complex With R And Ap3 Promoter reference: Structures of an RNA polymerase promoter melting intermediate elucidate DNA unwinding., Boyaci H, Chen J, Jansen R, Darst SA, Campbell EA, Nature. 2019 Jan;565(7739):382-385. doi: 10.1038/s41586-018-0840-5. Epub 2019 Jan, 9. PMID: 30626968 |
This OCA 
Structure page
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(documentation).