Screening and identification of bioactive compounds from citrus against non-structural protein 3 protease of hepatitis C virus genotype 3a by fluorescence resonance energy transfer assay and mass spectrometry

Figure 3 Percentage inhibition pattern and inhibition constant calculation of non-structural protein 4a-non-structural protein 3 protease domain by different citrus fruit extracts inhibitors. A: Grapefruit mesocarp extract; B: Orange extract; C: Bitter orange extract; D: Mandarin extract; and E: Lemon extract. IC₅₀: Inhibition constant.