DK1003379T3 - Hidtil ukendt phytase - Google Patents

Hidtil ukendt phytase

Info

Publication number
DK1003379T3
DK1003379T3 DK98940861T DK98940861T DK1003379T3 DK 1003379 T3 DK1003379 T3 DK 1003379T3 DK 98940861 T DK98940861 T DK 98940861T DK 98940861 T DK98940861 T DK 98940861T DK 1003379 T3 DK1003379 T3 DK 1003379T3
Authority
DK
Denmark
Prior art keywords
phytase
enzyme
hitherto unknown
phytate
kilodaltons
Prior art date
Application number
DK98940861T
Other languages
English (en)
Inventor
Jay Short
Original Assignee
Verenium Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Verenium Corp filed Critical Verenium Corp
Application granted granted Critical
Publication of DK1003379T3 publication Critical patent/DK1003379T3/da

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12NMICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N9/00Enzymes; Proenzymes; Compositions thereof; Processes for preparing, activating, inhibiting, separating or purifying enzymes
    • C12N9/14Hydrolases (3)
    • C12N9/16Hydrolases (3) acting on ester bonds (3.1)
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23KFODDER
    • A23K20/00Accessory food factors for animal feeding-stuffs
    • A23K20/10Organic substances
    • A23K20/189Enzymes
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23LFOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES, NOT OTHERWISE PROVIDED FOR; PREPARATION OR TREATMENT THEREOF
    • A23L29/00Foods or foodstuffs containing additives; Preparation or treatment thereof
    • A23L29/06Enzymes
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23LFOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES, NOT OTHERWISE PROVIDED FOR; PREPARATION OR TREATMENT THEREOF
    • A23L5/00Preparation or treatment of foods or foodstuffs, in general; Food or foodstuffs obtained thereby; Materials therefor
    • A23L5/20Removal of unwanted matter, e.g. deodorisation or detoxification
    • A23L5/25Removal of unwanted matter, e.g. deodorisation or detoxification using enzymes
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P43/00Drugs for specific purposes, not provided for in groups A61P1/00-A61P41/00
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12YENZYMES
    • C12Y301/00Hydrolases acting on ester bonds (3.1)
    • C12Y301/03Phosphoric monoester hydrolases (3.1.3)
    • C12Y301/030264-Phytase (3.1.3.26), i.e. 6-phytase

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Zoology (AREA)
  • Polymers & Plastics (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Wood Science & Technology (AREA)
  • Genetics & Genomics (AREA)
  • Food Science & Technology (AREA)
  • Microbiology (AREA)
  • General Health & Medical Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Biochemistry (AREA)
  • Nutrition Science (AREA)
  • Medicinal Chemistry (AREA)
  • Biotechnology (AREA)
  • Animal Husbandry (AREA)
  • Molecular Biology (AREA)
  • Biomedical Technology (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • Animal Behavior & Ethology (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Enzymes And Modification Thereof (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Fodder In General (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Peptides Or Proteins (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
  • Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Coloring Foods And Improving Nutritive Qualities (AREA)
DK98940861T 1997-08-13 1998-08-13 Hidtil ukendt phytase DK1003379T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/910,798 US5876997A (en) 1997-08-13 1997-08-13 Phytase
PCT/US1998/016728 WO1999008539A1 (en) 1997-08-13 1998-08-13 Novel phytase

Publications (1)

Publication Number Publication Date
DK1003379T3 true DK1003379T3 (da) 2008-03-25

Family

ID=25429341

Family Applications (1)

Application Number Title Priority Date Filing Date
DK98940861T DK1003379T3 (da) 1997-08-13 1998-08-13 Hidtil ukendt phytase

Country Status (10)

Country Link
US (3) US5876997A (da)
EP (3) EP1600505A1 (da)
JP (2) JP4194750B2 (da)
AT (1) ATE377360T1 (da)
AU (1) AU735371C (da)
CA (1) CA2300358C (da)
DE (1) DE69838676T2 (da)
DK (1) DK1003379T3 (da)
ES (1) ES2296341T3 (da)
WO (1) WO1999008539A1 (da)

Families Citing this family (91)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6309883B1 (en) 1994-02-17 2001-10-30 Maxygen, Inc. Methods and compositions for cellular and metabolic engineering
US5837458A (en) 1994-02-17 1998-11-17 Maxygen, Inc. Methods and compositions for cellular and metabolic engineering
US5605793A (en) 1994-02-17 1997-02-25 Affymax Technologies N.V. Methods for in vitro recombination
US6326204B1 (en) 1997-01-17 2001-12-04 Maxygen, Inc. Evolution of whole cells and organisms by recursive sequence recombination
KR100570935B1 (ko) 1997-01-17 2006-04-13 맥시겐, 인크. 반복적 서열 재조합에 의한 전세포 및 유기체의 개량 방법
US7148054B2 (en) 1997-01-17 2006-12-12 Maxygen, Inc. Evolution of whole cells and organisms by recursive sequence recombination
US7078035B2 (en) * 1997-08-13 2006-07-18 Diversa Corporation Phytases, nucleic acids encoding them and methods for making and using them
US7432097B2 (en) 1997-08-13 2008-10-07 Verenium Corporation Phytases, nucleic acids encoding them and methods of making and using them
US6183740B1 (en) * 1997-08-13 2001-02-06 Diversa Corporation Recombinant bacterial phytases and uses thereof
US6720014B1 (en) * 1997-08-13 2004-04-13 Diversa Corporation Phytase-containing foodstuffs and methods of making and using them
US6855365B2 (en) 1997-08-13 2005-02-15 Diversa Corporation Recombinant bacterial phytases and uses thereof
US20040091968A1 (en) * 1997-08-13 2004-05-13 Short Jay M. Recombinant phytases and methods of making and using them
US7390619B1 (en) * 1998-02-11 2008-06-24 Maxygen, Inc. Optimization of immunomodulatory properties of genetic vaccines
US6541011B2 (en) 1998-02-11 2003-04-01 Maxygen, Inc. Antigen library immunization
IL139093A0 (en) 1998-05-01 2001-11-25 Maxygen Inc Optimization of pest resistance genes using dna shuffling
US6451572B1 (en) * 1998-06-25 2002-09-17 Cornell Research Foundation, Inc. Overexpression of phytase genes in yeast systems
US20060242731A1 (en) * 1998-08-12 2006-10-26 Venkiteswaran Subramanian DNA shuffling to produce herbicide selective crops
JP2002522072A (ja) 1998-08-12 2002-07-23 マキシジェン, インコーポレイテッド 工業用化学薬品の製造のためのモノオキシゲナーゼ遺伝子のdnaシャッフリング。
CA2333914A1 (en) * 1998-08-12 2000-02-24 Maxygen, Inc. Dna shuffling to produce herbicide selective crops
JP2002526107A (ja) 1998-10-07 2002-08-20 マキシジェン, インコーポレイテッド マイコトキシンの解毒のための核酸を生成するためのdnaシャッフリング
WO2000028018A1 (en) 1998-11-10 2000-05-18 Maxygen, Inc. Modified adp-glucose pyrophosphorylase for improvement and optimization of plant phenotypes
US6438561B1 (en) * 1998-11-19 2002-08-20 Navigation Technologies Corp. Method and system for using real-time traffic broadcasts with navigation systems
US20030054390A1 (en) * 1999-01-19 2003-03-20 Maxygen, Inc. Oligonucleotide mediated nucleic acid recombination
US6436675B1 (en) 1999-09-28 2002-08-20 Maxygen, Inc. Use of codon-varied oligonucleotide synthesis for synthetic shuffling
US6917882B2 (en) * 1999-01-19 2005-07-12 Maxygen, Inc. Methods for making character strings, polynucleotides and polypeptides having desired characteristics
US6376246B1 (en) 1999-02-05 2002-04-23 Maxygen, Inc. Oligonucleotide mediated nucleic acid recombination
ES2341217T3 (es) 1999-01-19 2010-06-17 Maxygen, Inc. Recombinacion de acidos nucleicos mediada por oligonucleotidos.
US7024312B1 (en) 1999-01-19 2006-04-04 Maxygen, Inc. Methods for making character strings, polynucleotides and polypeptides having desired characteristics
US6961664B2 (en) 1999-01-19 2005-11-01 Maxygen Methods of populating data structures for use in evolutionary simulations
US20070065838A1 (en) * 1999-01-19 2007-03-22 Maxygen, Inc. Oligonucleotide mediated nucleic acid recombination
JP2003524394A (ja) 1999-02-11 2003-08-19 マキシジェン, インコーポレイテッド ハイスループット質量分析法
JP3399518B2 (ja) * 1999-03-03 2003-04-21 インターナショナル・ビジネス・マシーンズ・コーポレーション 半導体構造およびその製造方法
AU3391900A (en) 1999-03-05 2000-09-21 Maxygen, Inc. Encryption of traits using split gene sequences
US6531316B1 (en) 1999-03-05 2003-03-11 Maxyag, Inc. Encryption of traits using split gene sequences and engineered genetic elements
AU4056700A (en) 1999-03-31 2000-10-16 Cornell Research Foundation Inc. Phosphatases with improved phytase activity
CN100379860C (zh) * 1999-04-23 2008-04-09 圭尔夫大学 表达唾液蛋白的转基因动物
US7115795B1 (en) 1999-04-23 2006-10-03 University Of Guelph Transgenic animals expressing salivary proteins
US6303766B1 (en) 1999-05-14 2001-10-16 Virginia Tech Intellectual Properties, Inc. Soybean phytase and nucleic acid encoding the same
EP1198565A1 (en) * 1999-07-07 2002-04-24 Maxygen Aps A method for preparing modified polypeptides
US20040002474A1 (en) * 1999-10-07 2004-01-01 Maxygen Inc. IFN-alpha homologues
US7430477B2 (en) * 1999-10-12 2008-09-30 Maxygen, Inc. Methods of populating data structures for use in evolutionary simulations
US6841370B1 (en) 1999-11-18 2005-01-11 Cornell Research Foundation, Inc. Site-directed mutagenesis of Escherichia coli phytase
US6686515B1 (en) 1999-11-23 2004-02-03 Maxygen, Inc. Homologous recombination in plants
US7115712B1 (en) * 1999-12-02 2006-10-03 Maxygen, Inc. Cytokine polypeptides
IL150291A0 (en) * 2000-01-11 2002-12-01 Maxygen Inc Integrated systems and methods for diversity generation and screening
AU2001241939A1 (en) * 2000-02-28 2001-09-12 Maxygen, Inc. Single-stranded nucleic acid template-mediated recombination and nucleic acid fragment isolation
US20010049104A1 (en) * 2000-03-24 2001-12-06 Stemmer Willem P.C. Methods for modulating cellular and organismal phenotypes
CA2411230A1 (en) * 2000-05-25 2001-11-29 Diversa Corporation Dietary aids and methods of use thereof
AU2007201983B2 (en) * 2000-05-25 2011-12-01 Basf Enzymes Llc Recombinant bacterial phytases and uses thereof
WO2002000897A2 (en) * 2000-06-23 2002-01-03 Maxygen, Inc. Novel chimeric promoters
EP1360290A2 (en) * 2000-06-23 2003-11-12 Maxygen, Inc. Co-stimulatory molecules
AU2001271912A1 (en) * 2000-07-07 2002-01-21 Maxygen, Inc. Molecular breeding of transposable elements
US6858422B2 (en) * 2000-07-13 2005-02-22 Codexis, Inc. Lipase genes
AU2001279134A1 (en) * 2000-07-31 2002-02-13 Maxygen, Inc. Nucleotide incorporating enzymes
US20020132308A1 (en) * 2000-08-24 2002-09-19 Mpep @ Page 300-M Novel constructs and their use in metabolic pathway engineering
AU2002356880A1 (en) * 2001-10-31 2003-05-12 Phytex, Llc Phytase-containing animal food and method
TW200305430A (en) * 2001-12-28 2003-11-01 Syngenta Participations Ag Thermotolerant phytase for animal feed
TWI262083B (en) * 2001-12-28 2006-09-21 Syngenta Participations Ag Microbially-expressed thermotolerant phytase for animal feed
DE60335195D1 (de) * 2002-08-12 2011-01-13 Danisco Us Inc Mutante e. coli-appa-phytaseenzyme und natürliche varianten davon, solche phytaseenzyme codierende nukleinsäuren, diese enthaltende vektoren und wirtszellen und verfahren zur herstellung und verwendung davon
WO2004024885A2 (en) * 2002-09-13 2004-03-25 Cornell Research Foundation, Inc. Using mutations to improve aspergillus phytases
US7086750B2 (en) * 2003-06-23 2006-08-08 Se-Kure Controls, Inc. System for generating a message
CA2531501A1 (en) * 2003-07-07 2005-02-17 Syngenta Participations Ag Reagents, methods and kits for detecting feed enzymes
US7009067B2 (en) * 2003-07-21 2006-03-07 Ip-6 Research, Inc. Hexa-citrated phytate and process of preparation thereof
US20050202447A1 (en) * 2004-03-11 2005-09-15 Surmodics, Inc. Array print buffers
DK2258209T3 (da) * 2004-09-27 2015-08-31 Novozymes As Phytasegranuler i dyrefoder
DE102004050410A1 (de) 2004-10-15 2006-06-08 Ab Enzymes Gmbh Polypeptid mit Phytaseaktivität und dieses codierende Nucleotidsequenz
US7658922B2 (en) 2005-06-24 2010-02-09 Ab Enzymes Gmbh Monoclonal antibodies, hybridoma cell lines, methods and kits for detecting phytase
JP2009501024A (ja) * 2005-07-12 2009-01-15 テンプル・ユニバーシティ−オブ・ザ・コモンウェルス・システム・オブ・ハイアー・エデュケイション 癌の診断及び治療における遺伝的及びエピジェネティックな変化
PL3398606T3 (pl) 2006-01-19 2022-02-07 Algenist Holdings, Inc, Kompozycje otrzymane z mikroalg poprawiające zdrowie i wygląd skóry
US7919297B2 (en) * 2006-02-21 2011-04-05 Cornell Research Foundation, Inc. Mutants of Aspergillus niger PhyA phytase and Aspergillus fumigatus phytase
WO2008017066A2 (en) * 2006-08-03 2008-02-07 Cornell Research Foundation, Inc. Phytases with improved thermal stability
ES2577430T3 (es) 2006-08-07 2016-07-14 Novozymes A/S Gránulos de enzima para pienso para animales
CN101500430B (zh) 2006-08-07 2014-02-19 诺维信公司 用于动物饲料的酶团粒
ES2531135T3 (es) * 2006-09-21 2015-03-11 Basf Enzymes Llc Fitasas, ácidos nucleicos que las codifican y métodos para su producción y uso
US8192734B2 (en) 2007-07-09 2012-06-05 Cornell University Compositions and methods for bone strengthening
GB0922467D0 (en) 2009-04-24 2010-02-03 Danisco Feed supplement
NZ596459A (en) 2009-05-21 2013-11-29 Verenium Corp Phytases, nucleic acids encoding them and methods for making and using them
DK3699271T3 (da) 2012-02-07 2024-12-09 Danisco Us Inc Granulat- og pelletsammensætninger, der omfatter phytase og phytinsyre, og fremgangsmåde til fremstilling deraf
WO2013119470A1 (en) 2012-02-07 2013-08-15 Danisco Us Inc. Glycosylation as a stabilizer for phytase
GB201308828D0 (en) 2013-03-12 2013-07-03 Verenium Corp Phytase
GB201308843D0 (en) 2013-03-14 2013-07-03 Verenium Corp Phytase formulation
EP3027762A4 (en) 2013-07-25 2017-06-28 BASF Enzymes LLC Phytase
AU2015279057B2 (en) 2014-06-27 2019-02-28 Novonesis Animal Biosolutions Ag A method for improving the nutritional value of animal feed
US10351832B2 (en) 2016-06-30 2019-07-16 Fornia Biosolutions, Inc. Phytases and uses thereof
US9528096B1 (en) * 2016-06-30 2016-12-27 Fornia Biosolutions, Inc. Phytases and uses thereof
US9605245B1 (en) 2016-06-30 2017-03-28 Fornia BioSoultions, Inc. Phytases and uses thereof
CR20200600A (es) 2018-05-08 2021-06-25 Locus Agriculture Ip Co Llc Productos a base de microbio para mejorar la raíz de la planta y la salud inmune
WO2020106796A1 (en) 2018-11-20 2020-05-28 Dupont Nutrition Biosciences Aps ENGINEERED ROBUST HIGH Tm-PHYTASE CLADE POLYPEPTIDES AND FRAGMENTS THEREOF
EP4110073A1 (en) 2020-02-28 2023-01-04 DuPont Nutrition Biosciences ApS Feed compositions
CN113652372B (zh) * 2021-08-30 2023-02-07 湖南师范大学 一株乳酸乳球菌及其在制备植酸酶和动物饲料中的应用
CN113812507A (zh) * 2021-09-27 2021-12-21 长春大学 一种以高低温豆粕为原料制备免消化大豆蛋白质的方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5366736A (en) * 1989-02-16 1994-11-22 University Of Georgia Research Foundation, Inc. Vitamin D derivative feed compositions and methods of use
UA27702C2 (uk) * 1989-09-27 2000-10-16 Гіст-Брокейдс Н.В. Фрагмент геномної днк, що кодує фітазу aspergillus niger,фрагмент кднк, що кодує фітазу aspergillus niger, рекомбінантна плазмідна днк для експресії фітази в aspergillus (варіанти), штам aspergillus-продуцент фітази aspergillus (варіанти), спосіб одержання фітази, рекомбінанта фітаза aspergillus niger
KR0169913B1 (ko) * 1996-03-14 1999-01-15 김은영 신균주 바실러스속 ds11과 이로부터 생산되는 신규 파이타아제
US5939303A (en) * 1996-06-14 1999-08-17 Her Majesty The Queen In Right Of Canada, As Represented By The Dept. Of Agriculture & Agri-Food Canada Phytases of ruminal microorganisms
KR100206453B1 (ko) * 1997-03-27 1999-07-01 박원훈 신규한플라즈미드를이용하여형질전환시킨균주 이.채씨오엘아이.피와이로부터생산된피타제

Also Published As

Publication number Publication date
ES2296341T3 (es) 2008-04-16
JP4194750B2 (ja) 2008-12-10
EP1003379A4 (en) 2000-11-15
AU8904498A (en) 1999-03-08
CA2300358A1 (en) 1999-02-25
AU735371B2 (en) 2001-07-05
EP1003379A1 (en) 2000-05-31
AU735371C (en) 2006-03-02
DE69838676D1 (de) 2007-12-20
DE69838676T2 (de) 2008-10-30
US6110719A (en) 2000-08-29
WO1999008539A1 (en) 1999-02-25
ATE377360T1 (de) 2007-11-15
JP2001514869A (ja) 2001-09-18
EP1003379B1 (en) 2007-11-07
US6190897B1 (en) 2001-02-20
JP2008099701A (ja) 2008-05-01
EP1600505A1 (en) 2005-11-30
US5876997A (en) 1999-03-02
EP1811020A1 (en) 2007-07-25
CA2300358C (en) 2008-03-11

Similar Documents

Publication Publication Date Title
DK1003379T3 (da) Hidtil ukendt phytase
BR9708209A (pt) Polipeptídeo isolado tendo atividade fitase sequência de ácido nucleico isolada construção de ácido nucleico vetor de expressão recombinante célula hospedeira recombinante processo para produzir o polipeptídeo composição de alimento ou ração processo para reduzir os níveis de fitato em estrume de animais processo para liquefazer um amido e uso de um polipeptídeo
DK0618976T3 (da) Syntetisk DNA-sekvens med forbedret insekticid virkning i majs
NO20024945D0 (no) Ekspresjonsregulerende sekvenser og ekspresjonsprodukter
ATE184052T1 (de) Gdf-1 und uog1 proteine
AU2001271786A1 (en) Interferon-like protein zcyto21
CY1106978T1 (el) Ενζυμα φωσφοδιεστερασης
CA2252493A1 (en) .beta.-galactoside - .alpha. 2,6-sialyltransferase gene
IL137256A0 (en) Frozen food product
EP1037999A4 (en) POLYPEPTIDES AND NUCLEOTIDES PORPHYROMONAS GINGIVALIS
ES2058479T3 (es) Compuestos peptidicos.
ATE387493T1 (de) Gene, die für proteine mit transglykolysierungsaktivität kodieren.
CA2253006A1 (en) .beta.-carotene hydroxylase gene
AUPN154295A0 (en) Nucleic acid molecule encoding a protein with avian gamma-interferon activity
DE69634137D1 (de) Protein mit pflanzenschützenden eigenschaften
EP0919621A4 (en) HUMAN TAK1 AND DNA CODING THEM
DK0828004T3 (da) Proteindisulfidisomerase-gen afledt af stamme af methylotrof gær
DE60124380D1 (de) Angiogenese-assoziierte proteine und dafür kodierende nukleinsäure
ATE280231T1 (de) Enzym mit xylanaseaktivität
EP1065269A4 (en) GENE CODING FOR HM1.24 AND PROMOTOR THEREOF
DE60036676D1 (de) G-protein-gekoppelter rezeptor-ähnliche proteine
EP1295943A4 (en) POLYPEPTIDES CAPABLE THE POWER TO STIMULATE NEUTROPHILES
ATE278784T1 (de) Polypeptide
DE60143299D1 (de) Unter salzstress erhöhte expression aufweisende nukleinsäuren und proteine
ATE301199T1 (de) Beta-primeverosidase gen