- P(gun)]
˽Mȥø11Ŀ¡_cϢW(xu)
Mȥø(histone deacetylase,HDAC)һ(li)ø,ȾɫwĽYͻ_{ذl(f)](zh)Ҫһr,MDNAcMװ˾wĽxСwYɳĶʹNDӺͅf(xi)ͬDcDNAYλc(din)خԽYD
ժҪо˽Mȥø11(HDAC11)cɆTIJHDAC11M(jn)п¡_ϢW(xu)PCR UĿƬ¡ԭ˱_dwpGEX-6P-1ؽM|(zh)pGEX-6P-1-hdac11ڴcUBL21(DE3)н(jng)IPTGT__a(chn)ͨ^(gu)SDS-PAGE ӾM(jn)bYHDAC11ڴcUб_ҪwʽϢW(xu)ܛHDAC11İ|(zh)YM(jn)зYHDAC11鷀Եα-͟o(w)ҎҪYԪж(g)ữλc(din)
P(gun)I~Mȥø11 _ ϢW(xu) ¡
ǽMr(ji)һNʽĽMl(f)ںĽMN˵ه(li)ᚈքeɽMDø(HAT)ͽMȥø(HDACs)HATˮƽ෴HDACstˮƽ[1]HDACsһ(g)ڲ鼚Ѱl(f)F18(g)ɆTcĸͬԴԱ֞(li)[2](li)HDACsHDAC1-3HDAC8cĸRpd3ͬԴ ҪڼڸNMжб_[3](li)HDACsHDAC4-7 HDAC9HDAC10cĸHda1 ͬԴڼ|(zh)ͼ֮gֻڲֽMб_[4](li)HDACscĸSir2ͬԴQ(chng)SirtuinsɆT7(g)SIRTl-SIRT7[5] ڼ˺ͼ|(zh)жHDAC11Ǣ(li)HDACΨһɆT[6](li)(li)͢(li)HDACQ(chng)(jng)HDACs(jng)HDACsSirtuinsCƲͬ(jng)HDACs\xه(li)Ե[7]Sirtuins(NAD)ه(li)Ե[8]˽MHDACsҲڷǽMD[9]ĶgӰ@ЩD{صĻı_HDACs{ضNM(jn)аҪɫP(gun)оHDACscYİl(f)P(gun)[10]ĿǰZHDACƄ(HDACi)鿹[ˎM(jn)RFõίЧǬFڴֵHDACiVVƄ VVHDACiܕ(hu )NѪϵKʧ[11]@ҪHDACsڶNᘌxԵHDACiѽ(jng)ɞFоһ(g)c(din)HDAC11HDACl(f)Fһ(g)ɆTҲоٵһ(g)ɆTͨ^(gu)¡_HDAC11HDAC11YM(jn)AyϣԺHDAC11оṩ
һc
1
HDAC11(̖NM_024827.3)サϳdwpGEX-6P-1錍(sh)ұcUDH(5α)BL21(DE3)ܑB(ti)ُԱȫʽ﹫˾EcoRBamHT4Bøُfermentas DNA markerProtein Markerُȫʽ|(zh)СԇкzԇُRưيW
2
2.1 hdac11ĔU
primer 5.0OӋ-CG GGATCC ATGCTACACACAACCCAGCTGT ACC-CG GAATTC TCAGGGCACTGCAGGGGGAAサϳԺϳɵHDAC11ОģM(jn)PCRU飺94A׃10min; 94 30s 60 30s 72 1.5min 30(g)ѭh(hun);72K10minUa(chn)1%֬zӾ
2.2 ؽM|(zh)Ęcb
յĿƬcpGEX-6P-1dwքeEcoRBamHpøøЮa(chn)ﰴһ16B5hBӮa(chn)DcUDH(5α)ܑB(ti)SùغYx(yng)Կ¡(yng)Կ¡pøb͜yb
2.3 ؽMı_
y_ؽM|(zh)DcUBL21(DE3)ܑB(ti)ȡο¡ںSùصLBBBOD600=0.6r(sh)IPTGʹKȞ0.1 mM/L16T_12hxռwPBSؑҾwxȡͳƘzĿĵı_ʽ
2.4 HDAC11ϢW(xu)
ProtParamProtscaleHDAC11İм|(zh)M(jn)зblastھ(xin)HDAC11ͬԴSOPMAYM(jn)AyNetPhosSUMOplotM(jn)зgAy
Yc
1ĿĵĿ¡_
1.1 ؽM|(zh)Ęb
ؽM|(zh)EcoRBamHpøb@4900bpdwƬκͼs1000bpĿĻƬYɹؽM|(zh)
1. Trans 15K DNA Marker 2-4. pøЮa(chn)
D1 ؽM|(zh)pøb
1.2ؽMı_
ؽM|(zh)DcUBL21( DE3)(jng)IPTG Tռw SDS-PAGE zyY@ʾ IPTGT DؽM|(zh)ľ꿂ȡгFһls65kD ĵחl cؽMHDAC11״С ؽM_dw(jng)IPTG TĿĵõ_HDAC11Ҫwʽ
1. w 2. ѽ 3.ѽ 4. Protein Ruler
D2 _SDS-PAGE
2HDAC11ϢW(xu)
2.1 HDAC11İм|(zh)
ProtParamHDAC11(UniProtKB Q96DB2)347(g)ᚈ^ߵ(10.1%)ʰ(8.4%)i(7.8%);(7.8%)^ٵİаװ(0.6%)ɫ(1.4%)HDAC11İcС(UniProtKB/Swiss-Prot Q91WA3.1)ʳз(UniProtKB/Swiss-Prot Q9GKU5.2)HDAC11M(jn)б^l(f)FͬԴԾ_90%ԴHDAC11cԴHDAC1-HDAC10M(jn)ͬԴԱ^YHDAC11cHDACͬԴԾcHDAC131%ͬԴcHDAC5ͬԴ21%HDAC11ķʽC1763H2786N490O501S103918344(g)A44(g)Փc(din)7.17ԵҺеIJָ39.1|(zh)IJָ40鷀Ę˜Ɯyԓמ鷀֬ϵ96.05
D3 HDAC11İMɷ
2.2 HDAC11ĶYAy
SOPMAھ(xin)ܛHDAC11ĶYM(jn)AyYԓĶYα-ı_37.75%o(w)Ҏ֮30.26%机β-Dռքe19.88%12.10%α-͟o(w)ҎԓҪYԪߵα-Ҫֲڰᚈ43-6676-92154-170232-247Ă(g)^o(w)Ҏ机β-DDŽtطֲ(g)|(zh)
h--α- e-- t--β-D c--o(w)Ҏ
L(chng)Q(xin)α- L(chng)Q(xin)
L(chng)Q(xin)β-D Q(xin)o(w)Ҏ
D4 HDAC11ĶY
2.3 HDAC11ķgAy
NetPhosHDAC11M(jn)ữAyYl(f)Fԓד9(g)z2(g)K1(g)ҰṲ12(g)ڵữλc(din)SUMOplotM(jn)SUMOAyYHDAC11Ѓɂ(g)u^ߵλc(din)քeK280K50
D5 HDAC11ữλc(din)
D6 HDAC11SUMOλc(din)
ӑՓ
оhdac11ԭ˱_dwpGEX-6P-1DcUBL21(DE3)M(jn)б_Ŀĵб_wʽԴڴcUеĸ߱_γɟo(w)ԵİwĿǰpٰwγҪЃɷNԣ ͵ϳٶȱ罵TȺTض[12];ڼM(jn)Ա_L(chng)ӄ[13]ѽ(jng)γɰwĵͨ^(gu)wwԵõԵⱾϢW(xu)ܛProtParamProtScaleSOPMAȌHDAC11|(zh)YM(jn)˷AyHDAC11İ|(zh)֪HDAC11СʳзезdzHDAC11cɆTͬԴԷdz^HDAC11ӽڢ(li)HDACsHDAC11ĶYAyl(f)Fo(w)Ҏα-ı^o(w)ҎY^ɢSh(hun)׃øԲλ͵|(zh)خĹܲλHDAC11ܴ12(g)ữλc(din)жƪīIHDAC1-HDAC1010(g)ữλc(din)HDAC1S421[14]HDAC6S1035[15]HDAC7T286[16]HDAC8S39[17]@Щܕ(hu )ӰøĻԻĶλa(li)HDACsڼȵĶλҪɺ˵ݔݔ̖14-3-3{HDAC4579(g)ص14-3-3Yλc(din)Y14-3-3(hu )һNữه(li)ķʽHDACsڼ|(zh)[17]HDAC4S350ữc14-3-3ĽY[18]HDAC5S259S498ữ(hu )M(jn)ļݔ|(zh)[19]ˌڢa(li)HDACs(li)f(shu)ữӰ˵ĶλHDAC1S421S423ữ(hu )M(jn)øԼcNuRDSIN3ͺ[14]HDAC8S39ữ(hu )ø[17]HDAC11(li)f(shu)ữӰøHDAC11߀НڵSUMOλc(din)HDACsīIHDAC13469SUMO[2021]HDAC1K444K476øĻ[21]SUMOҲӰHDAC11Ļ
YՓ
оһ挢ԓԭ˱_dwpGEX-6P-1M(jn)Ŀĵױ_ Ywʽ_һϢW(xu)ܛԓİ|(zh)Yữλc(din)M(jn)һ˽ԓĽYcԼMȥøɆT֮gIJ»A
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[1]Murr R. Interplay between different epigenetic modifications and mechanisms. Adv Genet 201070101-41.
[2]Xu WS Parmigiani RB Marks PA. Histone deacetylase inhibitors molecular mechanisms of action. Oncogene 2007265541-52.
[3]Gregoretti IV Lee YM Goodson HV. Molecular evolution of the histone deacetylase family functional implications of phylogeneticanalysis. J Mol Biol 200433817-31.
[4]Marks PA Dokmanovic M. Histone deacetylase inhibitorsdiscovery and development as anticancer agents. Exp Opin Invest Drugs 2005141497-511.
[5]Blander GGuarente LThe Sir2 family of protein deacetylases [J].Annu Rev Biochem200473417-435.
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[12]Xie Y Wet laufer D B .Control of aggregation in protein refolding the temperature leap tactic .Protein Sci 1996 5 (3)517-523
[13]Georgious G Valax P .Expression of correctly folded proteins in E .coli .Curr Opin Biot echnol 1996 7 (2)190-197
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˽Mȥø11Ŀ¡_cϢW(xu)P(gun)£
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