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Title:
MODIFIED HUMAN SERUM ALBUMIN-THIOREDOXIN FUSION BODY
Document Type and Number:
WIPO Patent Application WO/2022/196683
Kind Code:
A1
Abstract:
Disclosed is a serum albumin-thioredoxin fusion body which is improved in the activity thereof and is stable with respect to the activity. A serum albumin-thioredoxin fusion body is provided, which is characterized in that the thioredoxin is a modified form in which at least a cysteine residue located at position-73 from the N-terminal of an amino acid sequence for the thioredoxin or located at a position equivalent to the position-73 is substituted by another amino acid residue. The serum albumin-thioredoxin fusion body is superior in the activity and stability thereof, is reduced in immunogenicity and has superior safety compared with a fusion body in which the thioredoxin is a non-modified form.

Inventors:
MATSUDA JUNICHI (JP)
NISHIDA KENTO (JP)
HIRASHIMA MASAKI (JP)
MARUYAMA TORU (JP)
WATANABE HIROSHI (JP)
MAEDA HITOSHI (JP)
Application Number:
PCT/JP2022/011580
Publication Date:
September 22, 2022
Filing Date:
March 15, 2022
Export Citation:
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Assignee:
KM BIOLOGICS CO LTD (JP)
UNIV KUMAMOTO NAT UNIV CORP (JP)
International Classes:
C12N15/62; A61K38/16; A61K47/64; A61P1/16; A61P9/00; A61P9/10; A61P11/00; A61P11/06; A61P13/12; A61P21/00; A61P25/00; A61P25/02; A61P25/16; A61P25/28; A61P29/00; A61P37/02; A61P39/06; C07K14/435; C07K14/765; C07K19/00; C12N5/10; C12N15/12; C12N15/14; C12N15/63; C12P21/02
Foreign References:
JP2009055838A2009-03-19
JPH10191977A1998-07-28
Other References:
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Attorney, Agent or Firm:
KONNO, Akio et al. (JP)
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