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Title:
NOVEL POLYPEPTIDE AND METHOD FOR PRODUCING THE SAME
Document Type and Number:
WIPO Patent Application WO/2007/010623
Kind Code:
A1
Abstract:
A novel polypeptide of the invention contains a peptide unit having an amino acid sequence represented by the following formula (1) and a peptide unit having an amino acid sequence represented by the following formula (2). -Pro-X-Gly- (1) -Y-Z-Gly- (2) (In the formulae, X and Z are the same or different and represent Pro or Hyp and Y represents an amino acid residue having a carboxyl group (such as Asp, Glu or Gla). The ratio (molar ratio) of the peptide unit (1) to the peptide unit (2) is around 99/1 to 1/99. On the polypeptide, an apatite may be carried. The polypeptide does not have a risk of pathogenic infection or undesired side effects and is useful in a biomaterial or biocompatible material with high safety for such as the supplement, repair or regeneration of a biological hard tissue and is also useful as a cosmetic ingredient, a food additive or the like.

Inventors:
TANIHARA MASAO (JP)
Application Number:
PCT/JP2005/013511
Publication Date:
January 25, 2007
Filing Date:
July 22, 2005
Export Citation:
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Assignee:
PHG CORP (JP)
TANIHARA MASAO (JP)
International Classes:
C12N15/09; A61K8/00; C07K1/10; C07K4/00; C07K14/78; C07K17/14
Domestic Patent References:
WO2001048159A12001-07-05
WO2001054477A22001-08-02
WO2001064886A22001-09-07
WO2001081401A12001-11-01
WO2000047602A12000-08-17
WO2000061623A12000-10-19
WO2001044472A12001-06-21
WO2004052910A12004-06-24
WO2003012121A22003-02-13
WO2003035127A12003-05-01
Foreign References:
JPH022399A1990-01-08
JPH07209302A1995-08-11
JPH11178574A1999-07-06
JPH08502071A1996-03-05
JP2005194212A2005-07-21
JP2005053878A2005-03-03
JPH0827192A1996-01-30
JPH0797454A1995-04-11
JPH0853548A1996-02-27
JPH07278312A1995-10-24
JPH05158A1993-01-08
JPH05125100A1993-05-21
JPH06228506A1994-08-16
JPH08276003A1996-10-22
JPH0841425A1996-02-13
JP2003321500A2003-11-11
JPH05103829A1993-04-27
JP2003190271A2003-07-08
JP2003154001A2003-05-27
Other References:
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CHU L. ET AL.: "Mosaic Structure of globular domain in the human type VI collagen alpha3 chain:similarity t von Willebrand actor,fibronectin,actin,salivary proteins and aprotinin type protease inhibitors.", EMBO JOURNAL, vol. 9, no. 2, 1990, pages 385 - 393, XP000615315
SHAH K. ET AL.: "Structural Consequences of D-Amino Acids in Collagen Triple-Helical Peptides.", BIOPOLYMERS, vol. 49, no. 4, 1999, pages 297 - 302, XP002993252
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Attorney, Agent or Firm:
KUWATA, Mitsuo (6th Floor Minato Umeda Building, 3-17, Nishitemma 6-chome, Kita-k, Osaka-shi Osaka47, JP)
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