| 载体基本信息 |
| 载体名称 |
pCAG-CBE4max-SpRY-P2A-EGFP (RTW5133) |
载体抗性 |
Ampicillin |
| 载体长度 |
11195 bp |
载体类型 |
Mammalian Expression, CRISPR |
| 拷贝数 |
High Copy |
启动子 |
CAG |
| 克隆方法 |
Gibson Cloning |
5引物 |
oBK280-CCTACAGCTCCTGGGCAACG |
| 3引物 |
oBK23-CAGAGGGAAAAAGATCTCAGTGG |
pCAG-CBE4max-SpRY-P2A-EGFP (RTW5133) 载体载体图谱
pCAG-CBE4max-SpRY-P2A-EGFP (RTW5133) 载体载体序列
LOCUS Exported 11195 bp ds-DNA circular SYN 23-OCT-2021
DEFINITION CAG promoter expression plasmid for human codon optimized BE4max
C-to-T base editor with
SpRY(D10A/A61R/L1111R/D1135L/S1136W/G1218K/E1219Q/N1317R/A1322R/R133
3P/R1335Q/T1337R) and P2A-EGFP.
ACCESSION .
VERSION .
KEYWORDS pCAG-CBE4max-SpRY-P2A-EGFP (RTW5133)
SOURCE synthetic DNA construct
ORGANISM synthetic DNA construct
REFERENCE 1 (bases 1 to 11195)
AUTHORS Walton RT, Christie KA, Whittaker MN, Kleinstiver BP
TITLE Unconstrained genome targeting with near-PAMless engineered
CRISPR-Cas9 variants.
JOURNAL Science. 2020 Apr 17;368(6488):290-296. doi:
10.1126/science.aba8853. Epub 2020 Mar 26.
PUBMED 32217751
REFERENCE 2 (bases 1 to 11195)
AUTHORS .
TITLE Direct Submission
COMMENT SGRef: number: 1; type: "Journal Article"; doi:
"10.1126/science.aba8853"; journalName: "Science"; date:
"2020-04-17- 17"; volume: "368"; issue: "6488"; pages: "290-296"
FEATURES Location/Qualifiers
source 1..11195
/organism="synthetic DNA construct"
/mol_type="other DNA"
enhancer 1..380
/label=CMV enhancer
/note="human cytomegalovirus immediate early enhancer"
intron 658..1674
/label=chimeric intron
/note="chimera between introns from chicken beta-actin and
rabbit beta-globin"
primer_bind 1598..1620
/label=pCAGGS-5
/note="Chimeric intron in CAG promoter, forward primer"
primer_bind 1682..1701
/label=pCAG-F
/note="Rabbit beta-globin intron, for pCAG plasmids,
forward primer"
CDS 1809..1829
/codon_start=1
/product="nuclear localization signal of SV40 (simian virus
40) large T antigen"
/label=SV40 NLS
/translation="PKKKRKV"
CDS 1830..2513
/codon_start=1
/product="cytidine deaminase (C to U editing enzyme) from
rat"
/label=APOBEC-1
/note="can use ssDNA as a substrate (Komor et al., 2016)"
/translation="SSETGPVAVDPTLRRRIEPHEFEVFFDPRELRKETCLLYEINWGG
RHSIWRHTSQNTNKHVEVNFIEKFTTERYFCPNTRCSITWFLSWSPCGECSRAITEFLS
RYPHVTLFIYIARLYHHADPRNRQGLRDLISSGVTIQIMTEQESGYCWRNFVNYSPSNE
AHWPRYPHLWVRLYVLELYCIILGLPPCLNILRRKQPQLTFFTIALQSCHYQRLPPHIL
WATGLK"
CDS 2610..4325
/codon_start=1
/product="N-terminal portion of Streptococcus pyogenes Cas9
(Zetsche et al., 2015)"
/label=Cas9(N)
/translation="DKKYSIGLAIGTNSVGWAVITDEYKVPSKKFKVLGNTDRHSIKKN
LIGALLFDSGETAERTRLKRTARRRYTRRKNRICYLQEIFSNEMAKVDDSFFHRLEESF
LVEEDKKHERHPIFGNIVDEVAYHEKYPTIYHLRKKLVDSTDKADLRLIYLALAHMIKF
RGHFLIEGDLNPDNSDVDKLFIQLVQTYNQLFEENPINASGVDAKAILSARLSKSRRLE
NLIAQLPGEKKNGLFGNLIALSLGLTPNFKSNFDLAEDAKLQLSKDTYDDDLDNLLAQI
GDQYADLFLAAKNLSDAILLSDILRVNTEITKAPLSASMIKRYDEHHQDLTLLKALVRQ
QLPEKYKEIFFDQSKNGYAGYIDGGASQEEFYKFIKPILEKMDGTEELLVKLNREDLLR
KQRTFDNGSIPHQIHLGELHAILRRQEDFYPFLKDNREKIEKILTFRIPYYVGPLARGN
SRFAWMTRKSEETITPWNFEEVVDKGASAQSFIERMTNFDKNLPNEKVLPKHSLLYEYF
TVYNELTKVKYVTEGMRKPAFLSGEQKKAIVDLLFKTNRKVTVKQLKEDYFKKIE"
CDS 6741..6989
/codon_start=1
/product="uracil-DNA glycosylase inhibitor from a Bacillus
subtilis bacteriophage (Mol et al., 1995)"
/label=UGI
/translation="TNLSDIIEKETGKQLVIQESILMLPEEVEEVIGNKPESDILVHTA
YDESTDENVMLLTSDAPEYKPWALVIQDSNGENKIKML"
CDS 7020..7268
/codon_start=1
/product="uracil-DNA glycosylase inhibitor from a Bacillus
subtilis bacteriophage (Mol et al., 1995)"
/label=UGI
/translation="TNLSDIIEKETGKQLVIQESILMLPEEVEEVIGNKPESDILVHTA
YDESTDENVMLLTSDAPEYKPWALVIQDSNGENKIKML"
CDS 7311..7331
/codon_start=1
/product="nuclear localization signal of SV40 (simian virus
40) large T antigen"
/label=SV40 NLS
/translation="PKKKRKV"
CDS 7350..7406
/codon_start=1
/product="2A peptide from porcine teschovirus-1
polyprotein"
/label=P2A
/note="Eukaryotic ribosomes fail to insert a peptide bond
between the Gly and Pro residues, yielding separate
polypeptides."
/translation="ATNFSLLKQAGDVEENPGP"
CDS 7407..8123
/codon_start=1
/product="enhanced GFP"
/label=EGFP
/translation="MVSKGEELFTGVVPILVELDGDVNGHKFSVSGEGEGDATYGKLTL
KFICTTGKLPVPWPTLVTTLTYGVQCFSRYPDHMKQHDFFKSAMPEGYVQERTIFFKDD
GNYKTRAEVKFEGDTLVNRIELKGIDFKEDGNILGHKLEYNYNSHNVYIMADKQKNGIK
VNFKIRHNIEDGSVQLADHYQQNTPIGDGPVLLPDNHYLSTQSALSKDPNEKRDHMVLL
EFVTAAGITLGMDELYK"
primer_bind complement(7452..7473)
/label=EGFP-N
/note="EGFP, reverse primer"
primer_bind complement(7713..7732)
/label=EXFP-R
/note="For distinguishing EGFP variants, reverse primer"
primer_bind 8060..8081
/label=EGFP-C
/note="EGFP, forward primer"
primer_bind complement(8213..8232)
/label=Bglob-pA-R
/note="Rabbit beta-globin polyA region, reverse primer"
polyA_signal 8278..8333
/label=beta-globin poly(A) signal
/note="rabbit beta-globin polyadenylation signal (Gil and
Proudfoot, 1987)"
primer_bind complement(8332..8351)
/label=rbglobpA-R
/note="Rabbit beta-globin polyA, reverse primer. Also
called rb-glob-pA-term-R"
primer_bind complement(8694..8710)
/label=M13 rev
/note="common sequencing primer, one of multiple similar
variants"
primer_bind complement(8694..8710)
/label=M13 Reverse
/note="In lacZ gene. Also called M13-rev"
primer_bind complement(8707..8729)
/label=M13/pUC Reverse
/note="In lacZ gene"
protein_bind 8718..8734
/label=lac operator
/bound_moiety="lac repressor encoded by lacI"
/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(8742..8772)
/label=lac promoter
/note="promoter for the E. coli lac operon"
protein_bind 8787..8808
/label=CAP binding site
/bound_moiety="E. coli catabolite activator protein"
/note="CAP binding activates transcription in the presence
of cAMP."
promoter 8867..9062
/label=SV40 promoter
/note="SV40 early promoter"
rep_origin 8913..9048
/label=SV40 ori
/note="SV40 origin of replication"
primer_bind 8975..8994
/label=SV40pro-F
/note="SV40 promoter/origin, forward primer"
polyA_signal 9068..9202
/label=SV40 poly(A) signal
/note="SV40 polyadenylation signal"
primer_bind complement(9105..9124)
/label=SV40pA-R
/note="SV40 polyA, reverse primer"
primer_bind 9159..9178
/label=EBV-rev
/note="SV40 polyA terminator, reverse primer"
primer_bind complement(9270..9287)
/label=L4440
/note="L4440 vector, forward primer"
rep_origin complement(9441..10029)
/direction=LEFT
/label=ori
/note="high-copy-number ColE1/pMB1/pBR322/pUC origin of
replication"
primer_bind complement(9521..9540)
/label=pBR322ori-F
/note="pBR322 origin, forward primer"
CDS complement(10200..11060)
/codon_start=1
/gene="bla"
/product="beta-lactamase"
/label=AmpR
/note="confers resistance to ampicillin, carbenicillin, and
related antibiotics"
/translation="MSIQHFRVALIPFFAAFCLPVFAHPETLVKVKDAEDQLGARVGYI
ELDLNSGKILESFRPEERFPMMSTFKVLLCGAVLSRIDAGQEQLGRRIHYSQNDLVEYS
PVTEKHLTDGMTVRELCSAAITMSDNTAANLLLTTIGGPKELTAFLHNMGDHVTRLDRW
EPELNEAIPNDERDTTMPVAMATTLRKLLTGELLTLASRQQLIDWMEADKVAGPLLRSA
LPAGWFIADKSGAGERGSRGIIAALGPDGKPSRIVVIYTTGSQATMDERNRQIAEIGAS
LIKHW"
primer_bind 10823..10842
/label=Amp-R
/note="Ampicillin resistance gene, reverse primer"
promoter complement(11061..11165)
/gene="bla"
/label=AmpR promoter