Modified Recombinant Proteins Can Be Exported via the Sec Pathway in Escherichia coli. - Nan Chen; Fu-Lin Hong; Hai-Hong Wang; Qi-Hang Yuan; Wan-Yan Ma; Xu-Na Gao; Rui Shi; Rui- Juan Zhang; Chang-Sheng Sun; Sheng-Bin Wang; Tuite, Mick F. (PLoS ONE, 2012)