Bacterial expression of WT L. buccalis C2c2 CRISPR effector. Codon optimized for E. Coli expression. His-MBP fusion tag can be removed with TEV protease.
| 载体基本信息 | |||
| 载体名称 | p2CT-His-MBP-Lbu_C2c2_WT | 载体抗性 | Ampicillin |
|---|---|---|---|
| 载体长度 | 9437 bp | 载体类型 | CRISPR Plasmids |
| 载体来源 | Jennifer Doudna | 拷贝数 | High copy number |
| 启动子 | T7 | 克隆方法 | Enzyme Cut |
| 5引物 | T7 promoter | 3引物 | T7 terminator |
| 载体标签 | MBP | 表达方法 | IPTG induced |
p2CT-His-MBP-Lbu_C2c2_WT 载体载体图谱
p2CT-His-MBP-Lbu_C2c2_WT 载体载体序列
LOCUS Exported 9437 bp ds-DNA circular SYN 03-JUL-2018
DEFINITION Bacterial expression of WT L. buccalis C2c2 CRISPR effector..
ACCESSION .
VERSION .
KEYWORDS p2CT-His-MBP-Lbu-C2c2-WT
SOURCE synthetic DNA construct
ORGANISM synthetic DNA construct
REFERENCE 1 (bases 1 to 9437)
AUTHORS East-Seletsky A, OConnell MR, Knight SC, Burstein D, Cate JH, Tjian
R, Doudna JA
TITLE Two distinct RNase activities of CRISPR-C2c2 enable guide-RNA
processing and RNA detection.
JOURNAL Nature. 2016 Sep 26. doi: 10.1038/nature19802.
PUBMED 27669025
REFERENCE 2 (bases 1 to 9437)
AUTHORS .
TITLE Direct Submission
FEATURES Location/Qualifiers
source 1..9437
/organism="synthetic DNA construct"
/mol_type="other DNA"
promoter 104..208
/gene="bla"
/note="AmpR promoter"
CDS 209..1069
/codon_start=1
/gene="bla"
/product="beta-lactamase"
/note="AmpR"
/note="confers resistance to ampicillin, carbenicillin, and
related antibiotics"
/translation="MSIQHFRVALIPFFAAFCLPVFAHPETLVKVKDAEDQLGARVGYI
ELDLNSGKILESFRPEERFPMMSTFKVLLCGAVLSRVDAGQEQLGRRIHYSQNDLVEYS
PVTEKHLTDGMTVRELCSAAITMSDNTAANLLLTTIGGPKELTAFLHNMGDHVTRLDRW
EPELNEAIPNDERDTTMPAAMATTLRKLLTGELLTLASRQQLIDWMEADKVAGPLLRSA
LPAGWFIADKSGAGERGSRGIIAALGPDGKPSRIVVIYTTGSQATMDERNRQIAEIGAS
LIKHW"
rep_origin 1240..1828
/direction=RIGHT
/note="ori"
/note="high-copy-number ColE1/pMB1/pBR322/pUC origin of
replication"
misc_feature 2014..2156
/note="bom"
/note="basis of mobility region from pBR322"
CDS complement(2258..2449)
/codon_start=1
/gene="rop"
/product="Rop protein, which maintains plasmids at low copy
number"
/note="rop"
/translation="MTKQEKTALNMARFIRSQTLTLLEKLNELDADEQADICESLHDHA
DELYRSCLARFGDDGENL"
promoter 4010..4028
/note="T7 promoter"
/note="promoter for bacteriophage T7 RNA polymerase"
RBS 4117..4139
/note="efficient ribosome binding site from bacteriophage
T7 gene 10 (Olins and Rangwala, 1989)"
CDS 4159..4176
/codon_start=1
/product="6xHis affinity tag"
/note="6xHis"
/translation="HHHHHH"
CDS 4186..5286
/codon_start=1
/gene="malE (mutated)"
/product="maltose binding protein from E. coli"
/note="MBP"
/note="This version of the gene does not encode a signal
sequence, so MBP will remain in the cytosol."
/translation="MKIEEGKLVIWINGDKGYNGLAEVGKKFEKDTGIKVTVEHPDKLE
EKFPQVAATGDGPDIIFWAHDRFGGYAQSGLLAEITPDKAFQDKLYPFTWDAVRYNGKL
IAYPIAVEALSLIYNKDLLPNPPKTWEEIPALDKELKAKGKSALMFNLQEPYFTWPLIA
ADGGYAFKYENGKYDIKDVGVDNAGAKAGLTFLVDLIKNKHMNADTDYSIAEAAFNKGE
TAMTINGPWAWSNIDTSKVNYGVTVLPTFKGQPSKPFVGVLSAGINAASPNKELAKEFL
ENYLLTDEGLEAVNKDKPLGAVALKSYEEELAKDPRIAATMENAQKGEIMPNIPQMSAF
WYAVRTAVINAASGRQTVDEALKDAQT"
CDS 5341..5361
/codon_start=1
/product="tobacco etch virus (TEV) protease recognition and
cleavage site"
/note="TEV site"
/translation="ENLYFQS"
CDS 5368..8847
/codon_start=1
/note="C2C2"
/translation="MKVTKVGGISHKKYTSEGRLVKSESEENRTDERLSALLNMRLDMY
IKNPSSTETKENQKRIGKLKKFFSNKMVYLKDNTLSLKNGKKENIDREYSETDILESDV
RDKKNFAVLKKIYLNENVNSEELEVFRNDIKKKLNKINSLKYSFEKNKANYQKINENNI
EKVEGKSKRNIIYDYYRESAKRDAYVSNVKEAFDKLYKEEDIAKLVLEIENLTKLEKYK
IREFYHEIIGRKNDKENFAKIIYEEIQNVNNMKELIEKVPDMSELKKSQVFYKYYLDKE
ELNDKNIKYAFCHFVEIEMSQLLKNYVYKRLSNISNDKIKRIFEYQNLKKLIENKLLNK
LDTYVRNCGKYNYYLQDGEIATSDFIARNRQNEAFLRNIIGVSSVAYFSLRNILETENE
NDITGRMRGKTVKNNKGEEKYVSGEVDKIYNENKKNEVKENLKMFYSYDFNMDNKNEIE
DFFANIDEAISSIRHGIVHFNLELEGKDIFAFKNIAPSEISKKMFQNEINEKKLKLKIF
RQLNSANVFRYLEKYKILNYLKRTRFEFVNKNIPFVPSFTKLYSRIDDLKNSLGIYWKT
PKTNDDNKTKEIIDAQIYLLKNIYYGEFLNYFMSNNGNFFEISKEIIELNKNDKRNLKT
GFYKLQKFEDIQEKIPKEYLANIQSLYMINAGNQDEEEKDTYIDFIQKIFLKGFMTYLA
NNGRLSLIYIGSDEETNTSLAEKKQEFDKFLKKYEQNNNIKIPYEINEFLREIKLGNIL
KYTERLNMFYLILKLLNHKELTNLKGSLEKYQSANKEEAFSDQLELINLLNLDNNRVTE
DFELEADEIGKFLDFNGNKVKDNKELKKFDTNKIYFDGENIIKHRAFYNIKKYGMLNLL
EKIADKAGYKISIEELKKYSNKKNEIEKNHKMQENLHRKYARPRKDEKFTDEDYESYKQ
AIENIEEYTHLKNKVEFNELNLLQGLLLRILHRLVGYTSIWERDLRFRLKGEFPENQYI
EEIFNFENKKNVKYKGGQIVEKYIKFYKELHQNDEVKINKYSSANIKVLKQEKKDLYIR
NYIAHFNYIPHAEISLLEVLENLRKLLSYDRKLKNAVMKSVVDILKEYGFVATFKIGAD
KKIGIQTLESEKIVHLKNLKKKKLMTDRNSEELCKLVKIMFEYKMEEKKSEN"
terminator 8987..9034
/note="T7 terminator"
/note="transcription terminator for bacteriophage T7 RNA
polymerase"
promoter complement(9400..9428)
/note="tet promoter"
/note="E. coli promoter for tetracycline efflux protein
gene"
