3BRM:
reference: Functional and structural characterization of four glutaminases from Escherichia coli and Bacillus subtilis., Brown G, Singer A, Proudfoot M, Skarina T, Kim Y, Chang C, Dementieva I, Kuznetsova E, Gonzalez CF, Joachimiak A, Savchenko A, Yakunin AF, Biochemistry. 2008 May 27;47(21):5724-35. Epub 2008 May 6. PMID: 18459799

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