JP2014508541A5 - - Google Patents
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- JP2014508541A5 JP2014508541A5 JP2014501294A JP2014501294A JP2014508541A5 JP 2014508541 A5 JP2014508541 A5 JP 2014508541A5 JP 2014501294 A JP2014501294 A JP 2014501294A JP 2014501294 A JP2014501294 A JP 2014501294A JP 2014508541 A5 JP2014508541 A5 JP 2014508541A5
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- JP
- Japan
- Prior art keywords
- host cell
- activity
- isobutanol
- recombinant host
- heterologous
- Prior art date
- Legal status (The legal status 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 status listed.)
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- 210000004027 cells Anatomy 0.000 claims 25
- ZXEKIIBDNHEJCQ-UHFFFAOYSA-N Isobutanol Chemical compound CC(C)CO ZXEKIIBDNHEJCQ-UHFFFAOYSA-N 0.000 claims 21
- 230000000694 effects Effects 0.000 claims 14
- 229920001184 polypeptide Polymers 0.000 claims 14
- 108010000200 Ketol-acid reductoisomerase Proteins 0.000 claims 11
- 108090000790 Enzymes Proteins 0.000 claims 4
- 102000004190 Enzymes Human genes 0.000 claims 4
- 238000006243 chemical reaction Methods 0.000 claims 4
- 230000000875 corresponding Effects 0.000 claims 4
- 239000000758 substrate Substances 0.000 claims 4
- NMDWGEGFJUBKLB-YFKPBYRVSA-N Acetolactic acid Chemical compound CC(=O)[C@](C)(O)C(O)=O NMDWGEGFJUBKLB-YFKPBYRVSA-N 0.000 claims 3
- BAWFJGJZGIEFAR-NNYOXOHSSA-N Nicotinamide adenine dinucleotide Chemical compound NC(=O)C1=CC=C[N+]([C@H]2[C@@H]([C@H](O)[C@@H](COP([O-])(=O)OP(O)(=O)OC[C@@H]3[C@H]([C@@H](O)[C@@H](O3)N3C4=NC=NC(N)=C4N=C3)O)O2)O)=C1 BAWFJGJZGIEFAR-NNYOXOHSSA-N 0.000 claims 3
- 150000001413 amino acids Chemical group 0.000 claims 3
- 238000004519 manufacturing process Methods 0.000 claims 3
- 229920000023 polynucleotide Polymers 0.000 claims 3
- 239000002157 polynucleotide Substances 0.000 claims 3
- 238000006467 substitution reaction Methods 0.000 claims 3
- JTEYKUFKXGDTEU-UHFFFAOYSA-N 2,3-dihydroxy-3-methylbutanoic acid Chemical compound CC(C)(O)C(O)C(O)=O JTEYKUFKXGDTEU-UHFFFAOYSA-N 0.000 claims 2
- 241000193403 Clostridium Species 0.000 claims 2
- 229940052665 NADH Drugs 0.000 claims 2
- 241000235648 Pichia Species 0.000 claims 2
- 240000004808 Saccharomyces cerevisiae Species 0.000 claims 2
- 235000014680 Saccharomyces cerevisiae Nutrition 0.000 claims 2
- 125000003275 alpha amino acid group Chemical group 0.000 claims 2
- PEDCQBHIVMGVHV-UHFFFAOYSA-N glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims 2
- 235000011187 glycerol Nutrition 0.000 claims 2
- AMIMRNSIRUDHCM-UHFFFAOYSA-N isopropylaldehyde Chemical compound CC(C)C=O AMIMRNSIRUDHCM-UHFFFAOYSA-N 0.000 claims 2
- 238000000034 method Methods 0.000 claims 2
- 230000037361 pathway Effects 0.000 claims 2
- QHKABHOOEWYVLI-UHFFFAOYSA-N α-Ketoisovaleric acid Chemical compound CC(C)C(=O)C(O)=O QHKABHOOEWYVLI-UHFFFAOYSA-N 0.000 claims 2
- 101700038574 BOL2 Proteins 0.000 claims 1
- 241000186014 Bifidobacterium angulatum Species 0.000 claims 1
- 241000186020 Bifidobacterium dentium Species 0.000 claims 1
- AOWPAWLEXIYETE-UHFFFAOYSA-M CC(O)C(C)(O)C([O-])=O Chemical compound CC(O)C(C)(O)C([O-])=O AOWPAWLEXIYETE-UHFFFAOYSA-M 0.000 claims 1
- 241000222120 Candida <Saccharomycetales> Species 0.000 claims 1
- 210000000349 Chromosomes Anatomy 0.000 claims 1
- 210000000172 Cytosol Anatomy 0.000 claims 1
- 108010021809 EC 1.1.1.1 Proteins 0.000 claims 1
- 102000007698 EC 1.1.1.1 Human genes 0.000 claims 1
- 108010011939 EC 4.1.1.1 Proteins 0.000 claims 1
- 102100015468 FOSL2 Human genes 0.000 claims 1
- 101700056666 FOSL2 Proteins 0.000 claims 1
- 101710025328 KATNA1 Proteins 0.000 claims 1
- 108090000854 Oxidoreductases Proteins 0.000 claims 1
- 102000004316 Oxidoreductases Human genes 0.000 claims 1
- 101710039669 PDC11 Proteins 0.000 claims 1
- 101700056379 PDC5 Proteins 0.000 claims 1
- 101700037542 PDC6 Proteins 0.000 claims 1
- 229940076788 Pyruvate Drugs 0.000 claims 1
- 241000235070 Saccharomyces Species 0.000 claims 1
- 235000003534 Saccharomyces carlsbergensis Nutrition 0.000 claims 1
- 229940081969 Saccharomyces cerevisiae Drugs 0.000 claims 1
- 241000235346 Schizosaccharomyces Species 0.000 claims 1
- 241000588902 Zymomonas mobilis Species 0.000 claims 1
- 239000008346 aqueous phase Substances 0.000 claims 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims 1
- 229910052799 carbon Inorganic materials 0.000 claims 1
- 230000001419 dependent Effects 0.000 claims 1
- 229950006238 nadide Drugs 0.000 claims 1
- 239000012074 organic phase Substances 0.000 claims 1
- 239000012071 phase Substances 0.000 claims 1
- LCTONWCANYUPML-UHFFFAOYSA-M pyruvate Chemical compound CC(=O)C([O-])=O LCTONWCANYUPML-UHFFFAOYSA-M 0.000 claims 1
Claims (15)
- 操作されたイソブタノール生成経路と、
i.ケトール酸レダクトイソメラーゼ(KARI)活性を有する異種ポリペプチドであって、
1.ビフィドバクテリウム・アンギュラツム(Bifidobacterium angulatum)、ビフィドバクテリウム・デンチウム(Bifidobacterium dentium)、ザイモモナス・モビリス(Zymomonas mobilis)、クロストリジウム・ベイジェリンキ(Clostridium beijerinckii)又はアナエロスティペス・カカエ(Anaerostipes caccae)に由来するKARI酵素、又はその活性断片と少なくとも約90%の同一性を有するポリペプチド;
2.配列番号27、29、31、33、35、37、39、41、43、45、47、49、51、53、55、57、59、61、63、又は65と少なくとも約90%の同一性又は少なくとも約95%の同一性を有するポリペプチド
からなる群から選択される異種ポリペプチドか、又は
ii.上記iのKARI活性を有する異種ポリペプチドをコードする異種ポリヌクレオチドか
の少なくとも一方と
を含む組換え宿主細胞。 - KARI活性を有する異種ポリペプチドが、配列番号27、29、141、143、275、又は277と少なくとも約90%又は少なくとも約95%の同一性を有する、請求項1に記載の組換え宿主細胞。
- KARI活性を有する異種ポリペプチドが、配列番号27のS56及びS58に対応するアミノ酸の置換を含む;又は
KARI活性を有する異種ポリペプチドが、配列番号27のS56及びS58に対応するアミノ酸に置換、並びに配列番号27のI86、N87、T131、又はT191に対応するアミノ酸の1つ以上の置換を含む;又は
KARI活性を有する異種ポリペプチドが、配列番号27のアミノ酸A41、S56、S58、I87、T131、T191、R227、又はQ246に対応する位置の1つ以上にアミノ酸置換を含む;
請求項1又は2に記載の組換え宿主細胞。 - 宿主細胞が、約48時間後に(この48時間のうち少なくとも最後の約24時間は嫌気性条件下にある)細胞1グラムあたり少なくとも約3、少なくとも約4、又は少なくとも約5グラムの有効イソブタノール生成能力を有する、請求項1〜3のいずれか一項に記載の組換え宿主細胞。
- KARI活性を有する異種ポリペプチドが、pH6.8で約350μM未満、約100μM未満、約50μM未満、又は約10μM未満のNADHに対するKMを有する、請求項1〜4のいずれか一項に記載の組換え宿主細胞。
- 宿主細胞が、サッカロミセス属(Saccharomyces)、シゾサッカロミセス属(Schizosaccharomyces)、ハンゼヌラ属(Hansenula)、カンジダ属(Candida)、クルイベロミセス属(Kluyveromyces)、ヤロウイア属(Yarrowia)、イサチェンキア属(Issatchenkia)、又はピキア属(Pichia)から選択される酵母宿主細胞;好ましくはサッカロミセス・セレビシエ(Saccharomyces cerevisiae)である、請求項1〜5のいずれか一項に記載の組換え宿主細胞。
- 操作されたイソブタノール生成経路が、以下の基質から生成物への変換:
a.ピルベートからアセトラクテート
b.アセトラクテートから2,3−ジヒドロキシイソバレレート
c.2,3−ジヒドロキシイソバレレートから2−ケトイソバレレート
d.2−ケトイソバレレートからイソブチルアルデヒド;及び
e.イソブチルアルデヒドからイソブタノール
を含み、
各基質から生成物への変換が、宿主細胞によって組換え発現される酵素により触媒される、請求項1〜6のいずれか一項に記載の組換え宿主細胞。 - 基質から生成物への変換の全てが、宿主細胞にとって異種の酵素により触媒される;又は
宿主細胞にとって異種の酵素の少なくとも1つをコードする少なくとも1つの異種ポリヌクレオチドが、宿主細胞の染色体に組み込まれる;又は
基質から生成物への変換が、サイトゾルに実質的に局在化された酵素により触媒される;又は
イソブチルアルデヒドからイソブタノールへの基質から生成物への変換が、NADHを補因子として利用するアルコールデヒドロゲナーゼ酵素により触媒される;
請求項7に記載の組換え宿主細胞。 - 宿主細胞が、アセトラクテートを2,3−ジヒドロキシ−2−メチルブチレートに変換する低減、破壊又は排除された能力を含む;又は
宿主細胞が、低減、破壊又は排除されたピルビン酸デカルボキシラーゼ発現又は活性;好ましくは低減、破壊、又は排除されたPDC1、PDC5、又はPDC6活性又はそれらの組み合わせを有する;又は
宿主細胞が、低減又は排除されたNAD依存性グリセリン−3−リン酸デヒドロゲナーゼ発現又は活性を有する;又は
宿主細胞が、低減又は排除されたFRA2発現又は活性を有する;又は
それらの組み合わせである;
請求項1〜8のいずれか一項に記載の組換え宿主細胞。 - 宿主細胞が嫌気性条件下でイソブタノールを生成し、且つグリセリンに対するイソブタノールのモル比が1より大きい、請求項1〜9のいずれか一項に記載の組換え宿主細胞。
- イソブタノールの生成方法であって、
a.請求項1〜10のいずれか一項に記載の組換え宿主細胞を備えるステップと、
b.イソブタノールが生成される条件下でa)の宿主細胞を炭素基質に接触させるステップと
を含む方法。 - 接触させるステップの少なくとも一部が嫌気性条件下で行われる;又は
接触させるステップが抽出剤の存在下で行われる;又は
接触させるステップが、水相と有機相とを含む二相系を形成するのに十分な量の有機抽出剤の存在下で行われる、請求項11に記載の方法。 - イソブタノールの有効率、有効力価、又は有効収率のうちの1つ以上が、KARI活性を有する異種ポリペプチド又はKARI活性を有するポリペプチドをコードする異種ポリヌクレオチドのうちの少なくとも1つを含まない組換え宿主細胞と比較して増加する、請求項11又は12に記載の方法。
- グリセリンに対するイソブタノールのモル比が1より大きい、請求項11〜13のいずれか一項に記載の方法。
- 配列番号29、31、33、35、37、39、41、43、45、47、49、51、53、55、57、59、61、63、65、417、419、421、423、425、427、429、431、433、434、435、436、437、438、439、440、441、442、443、444、445、446、447、448、449、450、451、452、453、454、455、456、457、458、459、460、461、462、463、464、465、466、467、468、469、470、471、472、473、474、475、476、477、478、479、480、481、482、483、484、485、486、487、488、489、490、491、492、493、494、495、496、497、498、499、500、501、502、503、504、505、506、507、508、509、510、511、512、513、514、515、516、517、518、519、520、521、522、523、524、525、526、527、528、529、530、531、532、533、534、535、536、537、624、626、628、630、632又はその活性断片と少なくとも約90%の同一性又は少なくとも約95%の同一性又は少なくとも約99%の同一性を含むポリペプチドであって、ケトール酸レダクトイソメラーゼ活性を有するポリペプチド。
Applications Claiming Priority (17)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201161467271P | 2011-03-24 | 2011-03-24 | |
US201161467261P | 2011-03-24 | 2011-03-24 | |
US201161467249P | 2011-03-24 | 2011-03-24 | |
US61/467,271 | 2011-03-24 | ||
US61/467,261 | 2011-03-24 | ||
US61/467,249 | 2011-03-24 | ||
US201161472474P | 2011-04-06 | 2011-04-06 | |
US201161472497P | 2011-04-06 | 2011-04-06 | |
US201161472487P | 2011-04-06 | 2011-04-06 | |
US201161472484P | 2011-04-06 | 2011-04-06 | |
US61/472,497 | 2011-04-06 | ||
US61/472,474 | 2011-04-06 | ||
US61/472,487 | 2011-04-06 | ||
US61/472,484 | 2011-04-06 | ||
US201161570513P | 2011-12-14 | 2011-12-14 | |
US61/570,513 | 2011-12-14 | ||
PCT/US2012/030479 WO2012129555A2 (en) | 2011-03-24 | 2012-03-23 | Host cells and methods for production of isobutanol |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2014508541A JP2014508541A (ja) | 2014-04-10 |
JP2014508541A5 true JP2014508541A5 (ja) | 2015-05-07 |
JP6099623B2 JP6099623B2 (ja) | 2017-03-22 |
Family
ID=46880082
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2014501294A Active JP6099623B2 (ja) | 2011-03-24 | 2012-03-23 | イソブタノール生成のための宿主細胞及び方法 |
Country Status (13)
Country | Link |
---|---|
US (4) | US9790521B2 (ja) |
EP (1) | EP2689014B1 (ja) |
JP (1) | JP6099623B2 (ja) |
KR (1) | KR20140092759A (ja) |
CN (1) | CN103827304B (ja) |
AR (1) | AR088778A1 (ja) |
AU (2) | AU2012230737B2 (ja) |
BR (1) | BR112013024328A2 (ja) |
CA (1) | CA2831130C (ja) |
HU (1) | HUE045191T2 (ja) |
MX (1) | MX347976B (ja) |
WO (1) | WO2012129555A2 (ja) |
ZA (1) | ZA201306708B (ja) |
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- 2012-03-23 JP JP2014501294A patent/JP6099623B2/ja active Active
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- 2012-03-23 KR KR1020137027906A patent/KR20140092759A/ko not_active Application Discontinuation
- 2012-03-23 BR BR112013024328-7A patent/BR112013024328A2/pt not_active Application Discontinuation
- 2012-03-23 HU HUE12760879A patent/HUE045191T2/hu unknown
- 2012-03-23 AU AU2012230737A patent/AU2012230737B2/en active Active
- 2012-03-23 EP EP12760879.2A patent/EP2689014B1/en active Active
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