Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
METHOD FOR TRANSFORMING IOTA-CARRAGEENAN INTO ALPHA-CARRAGEENAN BY MEANS OF A NEW CLASS OF 4S-IOTA-CARRAGEENAN SULFATASE
Document Type and Number:
WIPO Patent Application WO/2012/049437
Kind Code:
A3
Abstract:
The invention relates to a method for transforming iota-carrageenan into alpha-carrageenan by means of a new class of 4S-iota-carrageenan sulfatase. The invention can be especially applied to the agro-food, pharmaceutical and cosmetic industries.

Inventors:
HELBERT WILLIAM (FR)
PRECHOUX AURELIE (FR)
GENICOT-JONCOUR SABINE (FR)
Application Number:
PCT/FR2011/052421
Publication Date:
August 30, 2012
Filing Date:
October 17, 2011
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
CENTRE NAT RECH SCIENT (FR)
HELBERT WILLIAM (FR)
PRECHOUX AURELIE (FR)
GENICOT-JONCOUR SABINE (FR)
International Classes:
C12P19/04; C07H15/14
Domestic Patent References:
WO2000068395A22000-11-16
Other References:
FALSHAW R ET AL: "Structural analysis of carrageenans from Burmese and Thai samples of Catenella nipae Zanardini", CARBOHYDRATE RESEARCH, PERGAMON, GB, vol. 285, 14 May 1996 (1996-05-14), pages 81 - 98, XP004018644, ISSN: 0008-6215, DOI: 10.1016/0008-6215(96)00031-6
GENICOT-JONCOUR S ET AL: "The cyclization of the 3,6-anhydro-galactose ring of iota-carrageenan is catalyzed by two D-galactose-2,6-sulfurylases in the red alga Chondrus crispus", PLANT PHYSIOLOGY, AMERICAN SOCIETY OF PLANT PHYSIOLOGISTS, ROCKVILLE, MD, US, vol. 151, no. 3, 1 November 2009 (2009-11-01), pages 1609 - 1616, XP002598802, ISSN: 0032-0889, [retrieved on 20090904], DOI: 10.1104/PP.109.144329
DATABASE UniProt [online] 25 July 2006 (2006-07-25), "SubName: Full=Sulfatase; Flags: Precursor;", XP002640183, retrieved from EBI accession no. UNIPROT:Q15XH3 Database accession no. Q15XH3
MCLEAN M W ET AL: "Glycosulphatase from Pseudomonas carrageenovora. Purification and some properties.", EUROPEAN JOURNAL OF BIOCHEMISTRY, BLACKWELL PUBLISHING, BERLIN, DE, vol. 101, no. 2, 1 November 1979 (1979-11-01), pages 497 - 505, XP000961727, ISSN: 0014-2956, DOI: 10.1111/J.1432-1033.1979.TB19744.X
MICHEL GURVAN ET AL: "Bioconversion of red seaweed galactans: a focus on bacterial agarases and carrageenases", APPLIED MICROBIOLOGY AND BIOTECHNOLOGY, SPRINGER VERLAG, BERLIN, DE, vol. 71, no. 1, 1 June 2006 (2006-06-01), pages 23 - 33, XP002562259, ISSN: 0175-7598, [retrieved on 20060321], DOI: 10.1007/S00253-006-0377-7
Attorney, Agent or Firm:
ENDERLIN, Eric (Levallois-Perret Cedex, FR)
Download PDF: