1YN5:
reference: The crystal structures of EAP domains from Staphylococcus aureus reveal an unexpected homology to bacterial superantigens., Geisbrecht BV, Hamaoka BY, Perman B, Zemla A, Leahy DJ, J Biol Chem 2005 Apr 29;280(17):17243-50. Epub 2005 Feb 3. PMID: 15691839

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