Evaluating nonpolar surface area and liquid chromatography/mass spectrometry response: an application for site occupancy measurements for enzyme intermediates in polyketide biosynthesis
1. W.M. Keck Fourier Transform Mass Spectrometry Laboratory, Department of Chemistry, North Carolina State University, , Raleigh, NC, 27695 USA;2. Department of Chemistry, North Carolina State University, , Raleigh, NC, 27695 USA