A,
1H-15N HSQC of 15N-labeled pIII-N1CTX domain. B,
1H-15N HSQC of 15N-labeled pIII-N1CTX domain in the absence (black) and in the presence of TolAIIIVc domain (red). C,
1H-15N HSQC of 15N-labeled pIII-N1CTX (E92K) domain. D,
1H-15N HSQC of 15N-labeled pIIIN1CTX(E92K) domain in the absence (black) and in the presence of TolAIIIVc domain (red). E,
1H-15N HSQC of 15N-labeled pIIIN1CTX(E37Q/D39N) domain. F,
1H-15N HSQC of 15N-labeled pIIIN1CTX(E37Q/D39N) domain in the absence (black) and in the presence of TolAIIIVc domain (red).