@article{portugal_souza_pedrosa_benelli_2011,  title={Streptococcus mutans GlnK protein: an unusual PII family member},  volume={44},  ISSN={0100-879X},  url={https://doi.org/10.1590/S0100-879X2011007500042},  DOI={10.1590/S0100-879X2011007500042},  number={5},  journal={Brazilian Journal of Medical and Biological Research},  publisher={Associação Brasileira de Divulgação Científica},  author={Portugal, M.E.G. and Souza, E.M. and Pedrosa, F.O. and Benelli, E.M.},  year={2011},  month={May},  pages={394–401} }