4OW8:
reference: Evidence that phosphorylation of threonine in the GT motif triggers activation of PknA, a eukaryotic-type serine/threonine kinase from Mycobacterium tuberculosis., Ravala SK, Singh S, Yadav GS, Kumar S, Karthikeyan S, Chakraborti PK, FEBS J. 2015 Feb 9. doi: 10.1111/febs.13230. PMID: 25665034

This OCA Structure page
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