5Z51:
reference: Structural insights into the interaction of helicase and primase in Mycobacterium tuberculosis., Sharma DP, Vijayan R, Rehman SAA, Gourinath S, Biochem J. 2018 Nov 15;475(21):3493-3509. doi: 10.1042/BCJ20180673. PMID: 30315069

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