1SKQ:
reference: The crystal structure of Sulfolobus solfataricus elongation factor 1alpha in complex with magnesium and GDP., Vitagliano L, Ruggiero A, Masullo M, Cantiello P, Arcari P, Zagari A, Biochemistry 2004 Jun 1;43(21):6630-6. PMID: 15157096

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