Interestingly , the regulation of the stiB locus ( unlike that of stiC ) was unaffected by a cya mutation , suggesting that cAMP-receptor-protein acts with a different signal-molecule in the repression of stiB .
Interestingly , the regulation of the stiB locus ( unlike that of stiC ) was unaffected by a cya mutation , suggesting that cAMP-receptor-protein acts alone .