Trypsin-ultra, Mass Spectrometry Grade is a serine endopeptidase, which selectively cleaves peptide bonds C-terminal to lysine and arginine residues.  Trypsin-ultra cleaves at Lys-Pro and Arg-Pro bonds at a much slower rate than when Lys and Arg are N-terminal to other residues.

• Analyze complex proteomes with minimal autolysis
• Compatible for simultaneous co-digestion with PNGase F (NEB# P0709)
• Compatible for simultaneous co-digestion with Endoproteinase LysC (NEB# P8109)
• Suitable for both in-gel and solution digests
• Supplied in dry format
• Optimal activity and stability for up to 12 months