Glycated hemoglobin oxidase variant and method for measurement

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United States of America

PATENT NO 12258589
APP PUB NO 20200283741A1
SERIAL NO

16643358

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Abstract

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Provided is a glycated hemoglobin oxidase with small measurement error or without deviation of the measured value from the true value regarding a sample containing glycated abnormal hemoglobin. Provided are a glycated hemoglobin oxidase comprising an amino acid sequence in which the amino acid at the position corresponding to position 113, 109, 106, or 102 of the amino acid sequence of SEQ ID NO: 1 is substituted with an amino acid other than a positively-charged amino acid, such as glutamic acid, alanine, or aspartic acid as well as a method and a reagent kit for measurement of glycated hemoglobin using such glycated hemoglobin oxidase. The glycated hemoglobin is capable of reacting with various genotypes and enables highly accurate measurement of glycated hemoglobin in a sample containing glycated abnormal hemoglobin.

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Patent Owner(s)

Patent OwnerAddress
KIKKOMAN CORPORATION250 NODA NODA-SHI CHIBA 2788601 ?2788601

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ichiyanagi, Atsushi Chiba, JP 31 198

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