ATE254176T1 - Erhöhte produktion von beta-galaktosidase in aspergillus oryzae - Google Patents

Erhöhte produktion von beta-galaktosidase in aspergillus oryzae

Info

Publication number
ATE254176T1
ATE254176T1 AT95924068T AT95924068T ATE254176T1 AT E254176 T1 ATE254176 T1 AT E254176T1 AT 95924068 T AT95924068 T AT 95924068T AT 95924068 T AT95924068 T AT 95924068T AT E254176 T1 ATE254176 T1 AT E254176T1
Authority
AT
Austria
Prior art keywords
lactase
oryzae
galactosidase
beta
aspergillus oryzae
Prior art date
Application number
AT95924068T
Other languages
English (en)
Inventor
Randy M Berka
John A Hucul
Michael Ward
Original Assignee
Dsm Ip Assets Bv
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 Dsm Ip Assets Bv filed Critical Dsm Ip Assets Bv
Application granted granted Critical
Publication of ATE254176T1 publication Critical patent/ATE254176T1/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N9/00—Enzymes; Proenzymes; Compositions thereof; Processes for preparing, activating, inhibiting, separating or purifying enzymes
    • C12N9/14—Hydrolases (3)
    • C12N9/24—Hydrolases (3) acting on glycosyl compounds (3.2)
    • C12N9/2402—Hydrolases (3) acting on glycosyl compounds (3.2) hydrolysing O- and S- glycosyl compounds (3.2.1)
    • C12N9/2468—Hydrolases (3) acting on glycosyl compounds (3.2) hydrolysing O- and S- glycosyl compounds (3.2.1) acting on beta-galactose-glycoside bonds, e.g. carrageenases (3.2.1.83; 3.2.1.157); beta-agarase (3.2.1.81)
    • C12N9/2471—Beta-galactosidase (3.2.1.23), i.e. exo-(1-->4)-beta-D-galactanase
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12Y—ENZYMES
    • C12Y302/00—Hydrolases acting on glycosyl compounds, i.e. glycosylases (3.2)
    • C12Y302/01—Glycosidases, i.e. enzymes hydrolysing O- and S-glycosyl compounds (3.2.1)
    • C12Y302/01023—Beta-galactosidase (3.2.1.23), i.e. exo-(1-->4)-beta-D-galactanase

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Genetics & Genomics (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Zoology (AREA)
  • Wood Science & Technology (AREA)
  • General Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Microbiology (AREA)
  • Biotechnology (AREA)
  • Biomedical Technology (AREA)
  • Molecular Biology (AREA)
  • Medicinal Chemistry (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)
  • Enzymes And Modification Thereof (AREA)
  • Medicines Containing Material From Animals Or Micro-Organisms (AREA)
AT95924068T 1994-06-29 1995-06-23 Erhöhte produktion von beta-galaktosidase in aspergillus oryzae ATE254176T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US26763194A 1994-06-29 1994-06-29
PCT/US1995/008013 WO1996000786A1 (en) 1994-06-29 1995-06-23 INCREASED PRODUCTION OF β-GALACTOSIDASE IN ASPERGILLUS ORYZAE

Publications (1)

Publication Number Publication Date
ATE254176T1 true ATE254176T1 (de) 2003-11-15

Family

ID=23019572

Family Applications (1)

Application Number Title Priority Date Filing Date
AT95924068T ATE254176T1 (de) 1994-06-29 1995-06-23 Erhöhte produktion von beta-galaktosidase in aspergillus oryzae

Country Status (10)

Country Link
US (1) US5736374A (de)
EP (1) EP0767837B1 (de)
JP (1) JP3736574B2 (de)
AT (1) ATE254176T1 (de)
CA (1) CA2193965C (de)
DE (1) DE69532122T2 (de)
DK (1) DK0767837T3 (de)
ES (1) ES2210297T3 (de)
MX (1) MX9606610A (de)
WO (1) WO1996000786A1 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6833260B1 (en) 1999-10-08 2004-12-21 Protein Scientific, Inc. Lactose hydrolysis
AU1996101A (en) * 1999-12-30 2001-07-16 Novozymes A/S Fungal extracellular fam35 beta-galactosidases
CA2630445C (en) 2005-11-28 2016-11-15 Dsm Ip Assets B.V. Enzyme preparations yielding a clean taste
DK2234501T3 (en) 2007-12-03 2016-09-26 Novozymes As A process for the preparation of a dairy product with low lactose
CN103881994B (zh) * 2014-04-14 2020-03-27 中国农业科学院生物技术研究所 一种具有高转糖苷活性的β-半乳糖苷酶突变体及其制备方法和应用
PT3228194T (pt) 2016-04-07 2021-04-05 Dsm Ip Assets Bv Produto lácteo fermentado com diacetilo produzido com auxílio de lactase
WO2018187524A1 (en) * 2017-04-07 2018-10-11 Dupont Nutrition Biosciences Aps BACILLUS HOST CELLS PRODUCING β-GALACTOSIDASES AND LACTASES IN THE ABSENCE OF P-NITROBENZYLESTERASE SIDE ACTIVITY
CN107365713A (zh) * 2017-08-23 2017-11-21 齐鲁工业大学 一种用于高产乳糖酶的米曲霉原生质体的制备与再生方法
CN115443336A (zh) 2020-04-17 2022-12-06 合同酒精株式会社 容器装乳糖酶溶液
EP4000417A1 (de) 2020-11-23 2022-05-25 DSM IP Assets B.V. Kombination von laktase und einem aus hefezellenwand stammenden geschmacksmodulator
WO2022223430A1 (en) 2021-04-19 2022-10-27 Dsm Ip Assets B.V. A composition of enzymes and human milk oligosaccharides
EP4446409A4 (de) 2021-12-09 2025-12-03 Godo Shusei Kk Lactaselösung
CN116179368B (zh) * 2023-02-10 2024-04-19 宁波希诺亚海洋生物科技有限公司 一株产酸性乳糖酶的米曲霉及其应用
CN120005857B (zh) * 2023-11-07 2025-10-17 中国农业大学 米曲霉β-半乳糖苷酶突变体的高效表达及在乳品中的应用

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3919049A (en) * 1974-06-27 1975-11-11 Tokyo Tanabe Co Process for preparing {62 -galactosidase
US4885249A (en) * 1984-12-05 1989-12-05 Allelix, Inc. Aspergillus niger transformation system
JPS63301794A (ja) * 1987-05-30 1988-12-08 Wakamoto Pharmaceut Co Ltd 乳糖分解方法
GB8905674D0 (en) * 1989-03-13 1989-04-26 Imperial College Dna construct and modified yeast

Also Published As

Publication number Publication date
ES2210297T3 (es) 2004-07-01
CA2193965A1 (en) 1996-01-11
JPH10504449A (ja) 1998-05-06
MX9606610A (es) 1997-03-29
DK0767837T3 (da) 2004-03-15
EP0767837B1 (de) 2003-11-12
EP0767837A1 (de) 1997-04-16
DE69532122D1 (de) 2003-12-18
WO1996000786A1 (en) 1996-01-11
JP3736574B2 (ja) 2006-01-18
DE69532122T2 (de) 2004-07-08
US5736374A (en) 1998-04-07
CA2193965C (en) 2007-11-13

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