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Figure 1. Domain organization maps of EcPutA, R. capsulatus PutA (RcPutA) and EcRHH–RcPutA.
In EcRHH–RcPutA, the RHH DNA-binding domain of EcPutA was fused to the N-terminus of R. capsulatus PutA. Numbers below the domain map indicate amino acid position. L1 and L2 indicate inter-domain linkers.