PEGylation Buffer Screen: Optimize Protein Solubility with Citric Acid, Sodium Acetate, BICINE, and HEPES Buffers

A1 0.1 M Citric acid pH 3.5, 34% v/v Polyethylene glycol 200 A4 0.1 M Sodium acetate trihydrate pH 4.5, 30% v/v Polyethylene glycol 300 A6 0.1 M BICINE pH 8.5, 20% v/v Polyethylene glycol 300 A7 0.1 M Sodium acetate trihydrate pH 4.0, 15% v/v Polyethylene glycol 400 B1 0.1 M Sodium acetate trihydrate pH 4.0, 10% v/v Jeffamineﾮ M-600ﾮ pH 7.0 B4 0.1 M Citric acid pH 3.5, 14% w/v Polyethylene glycol 1,000 B6 0.1 M HEPES pH 7.5, 30% w/v Polyethylene glycol 1,000 B7 0.1 M Sodium acetate trihydrate pH 4.5, 30% w/v Polyethylene glycol 1,500