Glycinin Research and Its Use in the Improvement of Rice Nutritive Quality Identification of QTLs for Glycinin (11S) and β-Conglycinin (7S) Fractions of Seed Storage Protein in Soybean by Association Mapping Cloning of soybean glycinin G1 promoter and construction of plant expression vector Optimization of Method for Extraction and Isolation of β-conglycinin from Soybean Seed