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Title:
PREVENTION OF RETROGRADATION OF STARCH
Document Type and Number:
WIPO Patent Application WO2003002728
Kind Code:
A3
Abstract:
The invention provides an isolated or recombinant nucleic acid derived from a nucleic acid encoding a polypeptide essentially having alpha-glucanotransferase activity but having essentially no hydrolysing activity, said isolated or recombinant nucleic acid encoding a polypeptide with hydrolytic activity.

Inventors:
VAN DER MAAREL MARC JOS ELISE (NL)
DIJKHUIZEN LUBBERT (NL)
BINNEMA DOEVE JACOB (NL)
VAN DER VEEN BARTELE ANDRIES (NL)
VOS ARNOLD (NL)
Application Number:
PCT/NL2002/000427
Publication Date:
October 30, 2003
Filing Date:
July 01, 2002
Export Citation:
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Assignee:
TNO (NL)
VAN DER MAAREL MARC JOS ELISE (NL)
DIJKHUIZEN LUBBERT (NL)
BINNEMA DOEVE JACOB (NL)
VAN DER VEEN BARTELE ANDRIES (NL)
VOS ARNOLD (NL)
International Classes:
A21D8/04; C12N1/21; C12N9/10; (IPC1-7): C12N15/54; A21D8/04; C12N1/21; C12N9/10
Domestic Patent References:
WO1998015347A11998-04-16
Foreign References:
EP0884384A21998-12-16
Other References:
VAN DER VEEN BART A ET AL: "The role of arginine 47 in the cyclization and coupling reactions of cyclodextrin glycosyltransferase from Bacillus circulans strain 251: Implications for product inhibition and product specificity.", EUROPEAN JOURNAL OF BIOCHEMISTRY, vol. 267, no. 12, June 2000 (2000-06-01), pages 3432 - 3441, XP002244395, ISSN: 0014-2956
VAN DER VEEN BART A ET AL: "Rational design of cyclodextrin glycosyltransferase from Bacillus circulans strain 251 to increase alpha-cyclodextrin production.", JOURNAL OF MOLECULAR BIOLOGY., vol. 296, no. 4, 3 March 2000 (2000-03-03), pages 1027 - 1038, XP002244396, ISSN: 0022-2836
PRZYLAS INGO ET AL: "Crystal structure of amylomaltase from Thermus aquaticus, a glycosyltransferase catalysing the production of large cyclic glucans.", JOURNAL OF MOLECULAR BIOLOGY, vol. 296, no. 3, 25 February 2000 (2000-02-25), pages 873 - 886, XP002195371, ISSN: 0022-2836
TERADA YOSHINOBU ET AL: "Thermus aquaticus ATCC 33923 amylomaltase gene cloning and expression and enzyme characterization: Production of cycloamylose.", APPLIED AND ENVIRONMENTAL MICROBIOLOGY, vol. 65, no. 3, March 1999 (1999-03-01), pages 910 - 915, XP002936112, ISSN: 0099-2240
VAN DER MAAREL M J E C ET AL: "Amylomaltase from the hyperthermophilic bacterium Thermus thermophilus: Enzyme characteristics and application in the starch industry.", MEDEDELINGEN FACULTEIT LANDBOUWKUNDIGE EN TOEGEPASTE BIOLOGISCHE, vol. 65, no. 3A, 2000, pages 231 - 234, XP001059063
DATABASE WPI Section Ch Week 200111, 21 November 2000 Derwent World Patents Index; Class D13, AN 2001-095337, XP002195372, TAKADA HIROKI ET AL: "preparation of a cyclic glucan by using a highly heat-resistant branching enzyme."
FUJIWARA SHINSUKE ET AL: "Analysis of mutations in cyclodextrin glucanotransferase from Bacillus stearothermophilus which affect cyclization characteristics and thermostability.", JOURNAL OF BACTERIOLOGY, vol. 174, no. 22, 1992, pages 7478 - 7481, XP001064682, ISSN: 0021-9193
LEEMHUIS HANS ET AL: "Mutations converting cyclodextrin glycosyltransferase from a transglycosylase into a starch hydrolase.", FEBS LETTERS, vol. 514, no. 2-3, 2002, 13 March, 2002, pages 189 - 192, XP002244397, ISSN: 0014-5793
VAN DER VEEN BART A ET AL: "Hydrophobic amino acid residues in the acceptor binding site are main determinants for reaction mechanism and specificity of cyclodextrin-glycosyltransferase.", JOURNAL OF BIOLOGICAL CHEMISTRY, vol. 276, no. 48, 30 November 2001 (2001-11-30), November 30, 2001, pages 44557 - 44562, XP002244398, ISSN: 0021-9258
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