Keywords: لیزینوالانین; LAL; lysinoalanine; FTIR; Fourier Transform Infrared Spectrum; SEM; Scanning Electron Microscopy; AFM; Atomic Force Microscope; RRPI; Rice Residue Protein Isolates; Rice residue protein isolates (RRPI); Lysinoalanine-containing protein; Alkali treatment;