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The solution and crystal structures of the SrmB-RraA complex. A, an averaged ab initio SAXS model of SrmB-RraA complex, shown from two viewpoints related by a 90° rotation. B, the content of the crystal asymmetric unit (two viewpoints related by a 90° rotation, as in A). The RraA trimer is colored salmon with the protomer contacting SrmB shown in red, SrmB CTD is shown in blue. The N and C termini of SrmB are marked by N and C, respectively.
