4B47:
reference: Structure of the protein core of translation initiation factor 2 in apo, GTP-bound and GDP-bound forms., Simonetti A, Marzi S, Fabbretti A, Hazemann I, Jenner L, Urzhumtsev A, Gualerzi CO, Klaholz BP, Acta Crystallogr D Biol Crystallogr. 2013 Jun;69(Pt 6):925-33. doi:, 10.1107/S0907444913006422. Epub 2013 Apr 23. PMID: 23695237

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