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Guedon E, Moore CM, Que Q, Wang T, Ye RW, Helmann JD.Guedon E, et al. Among authors: helmann jd.Mol Microbiol. 2003 Sep;49(6):1477-91. doi: 10.1046/j.1365-2958.2003.03648.x.Mol Microbiol. 2003.PMID: 12950915Free article.
Chen YF, Helmann JD.Chen YF, et al. Among authors: helmann jd.Proc Natl Acad Sci U S A. 1992 Jun 1;89(11):5123-7. doi: 10.1073/pnas.89.11.5123.Proc Natl Acad Sci U S A. 1992.PMID: 1594620Free PMC article.
Chen L, Keramati L, Helmann JD.Chen L, et al. Among authors: helmann jd.Proc Natl Acad Sci U S A. 1995 Aug 29;92(18):8190-4. doi: 10.1073/pnas.92.18.8190.Proc Natl Acad Sci U S A. 1995.PMID: 7667267Free PMC article.