Authors: NEWTON SMC ALLEN JS CAO ZH QI ZB JIANG XQ SPRENCEL C IGO JD FOSTER SB PAYNE MA KLEBBA PE

Citation: Smc. Newton et al., DOUBLE MUTAGENESIS OF A POSITIVE CHARGE CLUSTER IN THE LIGAND-BINDINGSITE OF THE FERRIC ENTEROBACTIN RECEPTOR, FEPA, Proceedings of the National Academy of Sciences of the United Statesof America, 94(9), 1997, pp. 4560-4565