Patent ID: 8993255
Filing Date: 2015-03-31
Classification: C12N,C12Q,G01N

Abstract:
1. A protein having a fructosyl valyl histidine oxidase activity, the protein being any one of proteins (I) through (III), below: (I) a protein comprising the amino acid sequence shown in SEQ ID NO: 1; (II) a protein comprising the amino acid sequence shown in SEQ ID NO: 1 in which 10 or less amino acid residues are replaced, deleted, inserted and/or added, the protein having the fructosyl valyl histidine oxidase activity; and (III) a protein comprising an amino acid sequence having 90% or greater homology with the amino acid sequence shown in SEQ ID NO: 1, the protein having the fructosyl valyl histidine oxidase activity, wherein, in the proteins of (II) and (III), glycine at 110th position from the amino terminal is replaced with an amino acid selected from the group consisting of methionine, threonine, cysteine, histidine, asparagine, arginine, serine, valine, leucine, asparagine acid, isoleucine, tyrosine, phenylalanine, glutamine, lysine, glutamic acid and alanine.