5IE8:
reference: (1)H, (15)N, (13)C resonance assignments for pyrazinoic acid binding domain of ribosomal protein S1 from Mycobacterium tuberculosis., Huang B, Fu J, Guo C, Wu X, Lin D, Liao X, Biomol NMR Assign. 2016 Oct;10(2):321-4. doi: 10.1007/s12104-016-9692-9. Epub, 2016 Jul 13. PMID: 27412769

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