重组蛋白板块领跌，下跌1.42%

Group 1 - The restructuring of the protein sector led to a decline of 1.42% [1] - Companies such as Baipusais fell by 7.3%, indicating significant losses within the sector [1] - Other companies like Nearshore Protein and Haitai Bio also experienced declines of 2.81% and 2.16% respectively [1] Group 2 - Sanofi Guojian saw a drop of over 3%, contributing to the overall downturn in the protein sector [1]