Protein deamidating enzyme

A protein deamidating enzyme comprising a polypeptide as defined in any of (a) to (c) below:

• (a) a polypeptide including an amino acid sequence of any of SEQ ID NOs:
• 1 to 11, or an amino acid sequence at positions 338 to 515 of SEQ ID NO:
• 1, an amino acid sequence at positions 381 to 564 of SEQ ID NO:
• 2, an amino acid sequence at positions 122 to 309 of SEQ ID NO:
• 4, an amino acid sequence at positions 1 to 146 of SEQ ID NO:
• 5, an amino acid sequence at positions 19 to 235 of SEQ ID NO:
• 6, an amino acid sequence at positions 19 to 205 of SEQ ID NO:
• 6, an amino acid sequence at positions 10 to 303 of SEQ ID NO:
• 7, an amino acid sequence at positions 10 to 186 of SEQ ID NO:
• 7, an amino acid sequence at positions 162 to 426 of SEQ ID NO:
• 9, or an amino acid sequence at positions 162 to 341 of SEQ ID NO:
• 9;
• (b) a polypeptide including an amino acid sequence provided by substituting, adding, inserting, or deleting one or several amino acids to or from the amino acid sequence of any of SEQ ID NOs:
• 1 to 11, or the amino acid sequence at positions 338 to 515 of SEQ ID NO:
• 1, the amino acid sequence at positions 381 to 564 of SEQ ID NO:
• 2, the amino acid sequence at positions 122 to 309 of SEQ ID NO:
• 4, the amino acid sequence at positions 1 to 146 of SEQ ID NO:
• 5, the amino acid sequence at positions 19 to 235 of SEQ ID NO:
• 6, the amino acid sequence at positions 19 to 205 of SEQ ID NO:
• 6, the amino acid sequence at positions 10 to 303 of SEQ ID NO:
• 7, the amino acid sequence at positions 10 to 186 of SEQ ID NO:
• 7, the amino acid sequence at positions 162 to 426 of SEQ ID NO:
• 9, or the amino acid sequence at positions 162 to 341 of SEQ ID NO:
• 9, the polypeptide having catalytic activity for a reaction of deamidating a glutamine residue of a protein;
• and
• (c) a polypeptide including an amino acid sequence having sequence identity of 70% or more with the amino acid sequence of any of SEQ ID NOs:
• 1 to 11, or the amino acid sequence at positions 338 to 515 of SEQ ID NO:
• 1, the amino acid sequence at positions 381 to 564 of SEQ ID NO:
• 2, the amino acid sequence at positions 122 to 309 of SEQ ID NO:
• 4, the amino acid sequence at positions 1 to 146 of SEQ ID NO:
• 5, the amino acid sequence at positions 19 to 235 of SEQ ID NO:
• 6, the amino acid sequence at positions 19 to 205 of SEQ ID NO:
• 6, the amino acid sequence at positions 10 to 303 of SEQ ID NO:
• 7, the amino acid sequence at positions 10 to 186 of SEQ ID NO:
• 7, the amino acid sequence at positions 162 to 426 of SEQ ID NO:
• 9, or the amino acid sequence at positions 162 to 341 of SEQ ID NO:
• 9, the polypeptide having catalytic activity for a reaction of deamidating a glutamine residue of a protein.