我们所展示的质粒图谱主要是从文献和开放数据库中收集而来,主要是为了方便研究工作,其中一小部分质粒进行了质量控制,可供科学家使用。
所有的产品都严格仅供科学研究使用,不能应用于临床试验,包括人体摄入、注射或外用的药理学用途。
确保质粒的关键元件正确,但是我们并不能保证实验结果。页面展示的图谱序列为理论序列,可能与测序结果不一致,请自行比对后确定是否满足要求。(如果测过序,本页面一般会提供下载)
开放数据库中的大多数载体序列都没有被完全测序。如果实际序列与参考序列的相似度超过99%,则将其视为正确。
由于科学研究是在探索未知,具有很大的不确定性,在任何情况下,我们都不承担超出质粒本身的额外经济损失或责任。
The Cas9 MDC32 contains 2x35S promoting Glycing Max codon optimized Cas9 with hygromycin plant selection.
- 载体名称:
- Cas9 MDC32
- 载体抗性:
- Kanamycin
- 载体长度:
- 14188 bp
- 载体类型:
- Plant Expression, CRISPR
- 复制子:
- ori
- 宿主:
- Plants
- 筛选标记:
- Hygromycin
- 启动子:
- CaMV 35S (enhanced)
- 克隆方法:
- Restriction Enzyme
- 5'引物:
- M13_forward20_primer
- 3'引物:
- M13_reverse_primer
Cas9 MDC32 载体图谱
质粒操作方法
1. 发货形式:质粒干粉(常温运输,存于-20度,请务必先转化提质粒后使用)
2. 收到质粒干粉后请先5000rpm离心1min,再加入20μl ddH2O溶解质粒;(质粒复测的浓度有时候与标称值差距较大,这可能是因为冻干质粒在管中的位置、复溶效率、测量偏差以及管壁的吸附导致,因此建议先转化提质粒后再使用)
3. 取1支100μl 感受态于冰上解冻10min,加入2μl质粒,再冰浴30min后,42℃热激60s,不要搅动,再冰浴2min;
4. 加入900μl无抗的LB液体培养基,180rpm震荡37℃培养45min (30℃培养1-1.5小时);
5. 6000rpm离心5min,仅留100μl上清液重悬细菌沉淀,并涂布至目标质粒抗性的LB平板上;
6. 将平板倒置37℃培养14h,如果要求是30℃则培养20h; (菌落过多则将质粒稀释后再转化;没有菌落则加入10μl质粒转化;建议不要直接转表达感受态, 要先转克隆感受态,重提质粒后再导入表达感受态);
7. 挑取单菌落至LB液体培养基中,加入对应抗生素,220rpm震荡培养14h,根据实验需要和质粒提取试剂盒说明书提取质粒。
Cas9 MDC32 载体序列
LOCUS 40924_425 14188 bp DNA circular SYN 13-MAY-2021
DEFINITION 2x35S promoting Glycing Max codon optimized Cas9 with hygromycin
plant selection.
ACCESSION .
VERSION .
KEYWORDS .
SOURCE synthetic DNA construct
ORGANISM synthetic DNA construct
REFERENCE 1 (bases 1 to 14188)
AUTHORS Michno JM, Wang X, Liu J, Curtin SJ, Kono TJ, Stupar RM
TITLE CRISPR/Cas mutagenesis of soybean and Medicago truncatula using a
new web-tool and a modified Cas9 enzyme.
JOURNAL GM Crops Food. 2015;6(4):243-52. doi: 10.1080/21645698.2015.1106063.
PUBMED 26479970
REFERENCE 2 (bases 1 to 14188)
TITLE Direct Submission
REFERENCE 3 (bases 1 to 14188)
AUTHORS .
TITLE Direct Submission
COMMENT SGRef: number: 1; type: "Journal Article"; journalName: "GM Crops
Food."; date: "2015"; pages: "
10.1080/21645698.2015.1106063"
COMMENT SGRef: number: 2; type: "Journal Article"
FEATURES Location/Qualifiers
source 1..14188
/mol_type="other DNA"
/organism="synthetic DNA construct"
primer_bind complement(11..27)
/label=M13 rev
/note="common sequencing primer, one of multiple similar
variants"
protein_bind complement(35..51)
/label=lac operator
/note="The lac repressor binds to the lac operator to
inhibit transcription in E. coli. This inhibition can be
relieved by adding lactose or
isopropyl-beta-D-thiogalactopyranoside (IPTG)."
promoter complement(59..89)
/label=lac promoter
/note="promoter for the E. coli lac operon"
protein_bind complement(104..125)
/label=CAP binding site
/note="CAP binding activates transcription in the presence
of cAMP."
promoter 316..993
/label=CaMV 35S promoter (enhanced)
/note="cauliflower mosaic virus 35S promoter with a
duplicated enhancer region"
CDS 1061..2083
/codon_start=1
/label=HygR
/note="aminoglycoside phosphotransferase from E. coli"
/translation="MKKPELTATSVEKFLIEKFDSVSDLMQLSEGEESRAFSFDVGGRG
YVLRVNSCADGFYKDRYVYRHFASAALPIPEVLDIGEFSESLTYCISRRAQGVTLQDLP
ETELPAVLQPVAEAMDAIAAADLSQTSGFGPFGPQGIGQYTTWRDFICAIADPHVYHWQ
TVMDDTVSASVAQALDELMLWAEDCPEVRHLVHADFGSNNVLTDNGRITAVIDWSEAMF
GDSQYEVANIFFWRPWLACMEQQTRYFERRHPELAGSPRLRAYMLRIGLDQLYQSLVDG
NFDDAAWAQGRCDAIVRSGAGTVGRTQIARRSAAVWTDGCVEVLADSGNRRPSTRPRAK
K"
polyA_signal 2126..2300
/label=CaMV poly(A) signal
/note="cauliflower mosaic virus polyadenylation signal"
misc_feature complement(2378..2402)
/label=LB T-DNA repeat
/note="left border repeat from nopaline C58 T-DNA"
CDS 2827..3618
/codon_start=1
/label=KanR
/note="aminoglycoside phosphotransferase"
/translation="MAKMRISPELKKLIEKYRCVKDTEGMSPAKVYKLVGENENLYLKM
TDSRYKGTTYDVEREKDMMLWLEGKLPVPKVLHFERHDGWSNLLMSEADGVLCSEEYED
EQSPEKIIELYAECIRLFHSIDISDCPYTNSLDSRLAELDYLLNNDLADVDCENWEEDT
PFKDPRELYDFLKTEKPEEELVFSHGDLGDSNIFVKDGKVSGFIDLGRSGRADKWYDIA
FCVRSIREDIGEEQYVELFFDLLGIKPDWEKIKYYILLDELF"
rep_origin 3708..4296
/label=ori
/note="high-copy-number ColE1/pMB1/pBR322/pUC origin of
replication"
primer_bind 4450..4467
/label=L4440
/note="L4440 vector, forward primer"
misc_feature complement(4482..4622)
/label=bom
/note="basis of mobility region from pBR322"
primer_bind 4708..4730
/label=pGEX 3'
/note="pGEX vectors, reverse primer"
rep_origin complement(4966..5160)
/direction=LEFT
/label=pVS1 oriV
/note="origin of replication for the Pseudomonas plasmid
pVS1 (Heeb et al., 2000)"
CDS complement(5229..6293)
/codon_start=1
/label=pVS1 RepA
/note="replication protein from the Pseudomonas plasmid
pVS1 (Heeb et al., 2000)"
/translation="GRKPSGPVQIGAALGDDLVEKLKAAQAAQRQRIEAEARPGESWQA
AADRIRKESRQPPAAGAPSIRKPPKGDEQPDFFVPMLYDVGTRDSRSIMDVAVFRLSKR
DRRAGEVIRYELPDGHVEVSAGPAGMASVWDYDLVLMAVSHLTESMNRYREGKGDKPGR
VFRPHVADVLKFCRRADGGKQKDDLVETCIRLNTTHVAMQRTKKAKNGRLVTVSEGEAL
ISRYKIVKSETGRPEYIEIELADWMYREITEGKNPDVLTVHPDYFLIDPGIGRFLYRLA
RRAAGKAEARWLFKTIYERSGSAGEFKKFCFTVRKLIGSNDLPEYDLKEEAGQAGPILV
MRYRNLIEGEASAGS"
CDS complement(6730..7356)
/codon_start=1
/label=pVS1 StaA
/note="stability protein from the Pseudomonas plasmid pVS1
(Heeb et al., 2000)"
/translation="MKVIAVLNQKGGSGKTTIATHLARALQLAGADVLLVDSDPQGSAR
DWAAVREDQPLTVVGIDRPTIDRDVKAIGRRDFVVIDGAPQAADLAVSAIKAADFVLIP
VQPSPYDIWATADLVELVKQRIEVTDGRLQAAFVVSRAIKGTRIGGEVAEALAGYELPI
LESRITQRVSYPGTAAAGTTVLESEPEGDAAREVQALAAEIKSKLI"
misc_feature complement(8656..8680)
/label=RB T-DNA repeat
/note="right border repeat from nopaline C58 T-DNA"
primer_bind 8868..8890
/label=M13/pUC Forward
/note="In lacZ gene"
primer_bind 8882..8899
/label=M13 Forward
/note="In lacZ gene. Also called M13-F20 or M13 (-21)
Forward"
primer_bind 8883..8899
/label=M13 fwd
/note="common sequencing primer, one of multiple similar
variants"
promoter 9326..9670
/label=CaMV 35S promoter
/note="strong constitutive promoter from cauliflower mosaic
virus"
CDS 9731..13834
/codon_start=1
/label=Cas9
/note="Cas9 (Csn1) endonuclease from the Streptococcus
pyogenes Type II CRISPR/Cas system"
/translation="MDKKYSIGLDIGTNSVGWAVITDEYKVPSKKFKVLGNTDRHSIKK
NLIGALLFDSGETAEATRLKRTARRRYTRRKNRICYLQEIFSNEMAKVDDSFFHRLEES
FLVEEDKKHERHPIFGNIVDEVAYHEKYPTIYHLRKKLVDSTDKADLRLIYLALAHMIK
FRGHFLIEGDLNPDNSDVDKLFIQLVQTYNQLFEENPINASGVDAKAILSARLSKSRRL
ENLIAQLPGEKKNGLFGNLIALSLGLTPNFKSNFDLAEDAKLQLSKDTYDDDLDNLLAQ
IGDQYADLFLAAKNLSDAILLSDILRVNTEITKAPLSASMIKRYDEHHQDLTLLKALVR
QQLPEKYKEIFFDQSKNGYAGYIDGGASQEEFYKFIKPILEKMDGTEELLVKLNREDLL
RKQRTFDNGSIPHQIHLGELHAILRRQEDFYPFLKDNREKIEKILTFRIPYYVGPLARG
NSRFAWMTRKSEETITPWNFEEVVDKGASAQSFIERMTNFDKNLPNEKVLPKHSLLYEY
FTVYNELTKVKYVTEGMRKPAFLSGEQKKAIVDLLFKTNRKVTVKQLKEDYFKKIECFD
SVEISGVEDRFNASLGTYHDLLKIIKDKDFLDNEENEDILEDIVLTLTLFEDREMIEER
LKTYAHLFDDKVMKQLKRRRYTGWGRLSRKLINGIRDKQSGKTILDFLKSDGFANRNFM
QLIHDDSLTFKEDIQKAQVSGQGDSLHEHIANLAGSPAIKKGILQTVKVVDELVKVMGR
HKPENIVIEMARENQTTQKGQKNSRERMKRIEEGIKELGSQILKEHPVENTQLQNEKLY
LYYLQNGRDMYVDQELDINRLSDYDVDHIVPQSFLKDDSIDNKVLTRSDKNRGKSDNVP
SEEVVKKMKNYWRQLLNAKLITQRKFDNLTKAERGGLSELDKAGFIKRQLVETRQITKH
VAQILDSRMNTKYDENDKLIREVKVITLKSKLVSDFRKDFQFYKVREINNYHHAHDAYL
NAVVGTALIKKYPKLESEFVYGDYKVYDVRKMIAKSEQEIGKATAKYFFYSNIMNFFKT
EITLANGEIRKRPLIETNGETGEIVWDKGRDFATVRKVLSMPQVNIVKKTEVQTGGFSK
ESILPKRNSDKLIARKKDWDPKKYGGFDSPTVAYSVLVVAKVEKGKSKKLKSVKELLGI
TIMERSSFEKNPIDFLEAKGYKEVKKDLIIKLPKYSLFELENGRKRMLASAGELQKGNE
LALPSKYVNFLYLASHYEKLKGSPEDNEQKQLFVEQHKHYLDEIIEQISEFSKRVILAD
ANLDKVLSAYNKHRDKPIREQAENIIHLFTLTNLGAPAAFKYFDTTIDRKRYTSTKEVL
DATLIHQSITGLYETRIDLSQLGGD"
CDS 13841..13861
/codon_start=1
/product="nuclear localization signal of SV40 (simian virus
40) large T antigen"
/label=SV40 NLS
/translation="PKKKRKV"
terminator 13936..14183
/label=NOS terminator
/note="nopaline synthase terminator and poly(A) signal"