LOCUS       Exported               12693 bp ds-DNA     circular SYN 13-MAY-2021
DEFINITION  Integration-free (episomal) expression of human SOX2 and KLF4.
ACCESSION   .
VERSION     .
KEYWORDS    pCXLE-hSK
SOURCE      synthetic DNA construct
  ORGANISM  synthetic DNA construct
REFERENCE   1  (bases 1 to 12693)
  AUTHORS   Okita K, Matsumura Y, Sato Y, Okada A, Morizane A, Okamoto S, Hong 
            H, Nakagawa M, Tanabe K, Tezuka KI, Shibata T, Kunisada T, Takahashi
            M, Takahashi J, Saji H, Yamanaka S
  TITLE     A more efficient method to generate integration-free human iPS 
            cells.
  JOURNAL   Nat Methods. 2011 Apr 3. ():.
  PUBMED    21460823
REFERENCE   2  (bases 1 to 12693)
  AUTHORS   .
  TITLE     Direct Submission
COMMENT     SGRef: number: 1; type: "Journal Article"; journalName: "Nat 
            Methods. 2011 Apr 3. ():."
FEATURES             Location/Qualifiers
     source          1..12693
                     /organism="synthetic DNA construct"
                     /mol_type="other DNA"
     enhancer        4..383
                     /label=CMV enhancer
                     /note="human cytomegalovirus immediate early enhancer"
     promoter        385..661
                     /label=chicken beta-actin promoter
     intron          662..1678
                     /label=chimeric intron
                     /note="chimera between introns from chicken beta-actin and 
                     rabbit beta-globin"
     primer_bind     1602..1624
                     /label=pCAGGS-5
                     /note="Chimeric intron in CAG promoter, forward primer"
     primer_bind     1686..1705
                     /label=pCAG-F
                     /note="Rabbit beta-globin intron, for pCAG plasmids, 
                     forward primer"
     CDS             2718..2783
                     /codon_start=1
                     /product="2A peptide from foot-and-mouth disease virus 
                     polyprotein"
                     /label=F2A
                     /note="Eukaryotic ribosomes fail to insert a peptide bond 
                     between the Gly and Pro residues, yielding separate 
                     polypeptides."
                     /translation="VKQTLNFDLLKLAGDVESNPGP"
     misc_feature    4271..4859
                     /label=WPRE
                     /note="woodchuck hepatitis virus posttranscriptional 
                     regulatory element"
     primer_bind     complement(4324..4344)
                     /label=WPRE-R
                     /note="WPRE, reverse primer"
     CDS             complement(4742..4753)
                     /codon_start=1
                     /product="Factor Xa recognition and cleavage site"
                     /label=Factor Xa site
                     /translation="IEGR"
     primer_bind     complement(4949..4968)
                     /label=Bglob-pA-R
                     /note="Rabbit beta-globin polyA region, reverse primer"
     polyA_signal    5014..5069
                     /label=beta-globin poly(A) signal
                     /note="rabbit beta-globin polyadenylation signal (Gil and 
                     Proudfoot, 1987)"
     primer_bind     complement(5068..5087)
                     /label=rbglobpA-R
                     /note="Rabbit beta-globin polyA, reverse primer. Also 
                     called rb-glob-pA-term-R"
     primer_bind     complement(5430..5446)
                     /label=M13 rev
                     /note="common sequencing primer, one of multiple similar 
                     variants"
     primer_bind     complement(5430..5446)
                     /label=M13 Reverse
                     /note="In lacZ gene. Also called M13-rev"
     primer_bind     complement(5443..5465)
                     /label=M13/pUC Reverse
                     /note="In lacZ gene"
     protein_bind    5454..5470
                     /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(5478..5508)
                     /label=lac promoter
                     /note="promoter for the E. coli lac operon"
     protein_bind    5523..5544
                     /label=CAP binding site
                     /bound_moiety="E. coli catabolite activator protein"
                     /note="CAP binding activates transcription in the presence 
                     of cAMP."
     protein_bind    complement(5633..5666)
                     /label=loxP
                     /bound_moiety="Cre recombinase"
                     /note="Cre-mediated recombination occurs in the 8-bp core 
                     sequence (GCATACAT)."
     CDS             6127..8052
                     /codon_start=1
                     /product="Epstein-Barr nuclear antigen 1, also known as 
                     EBNA-1"
                     /label=EBNA1
                     /note="crucial for latent viral infection, and for episomal
                     amplification of vectors containing the oriP origin (Okita 
                     et al., 2013)"
                     /translation="MSDEGPGTGPGNGLGEKGDTSGPEGSGGSGPQRRGGDNHGRGRGR
                     GRGRGGGRPGAPGGSGSGPRHRDGVRRPQKRPSCIGCKGTHGGTGAGAGAGGAGAGGAG
                     AGGGAGAGGGAGGAGGAGGAGAGGGAGAGGGAGGAGGAGAGGGAGAGGGAGGAGAGGGA
                     GGAGGAGAGGGAGAGGGAGGAGAGGGAGGAGGAGAGGGAGAGGAGGAGGAGAGGAGAGG
                     GAGGAGGAGAGGAGAGGAGAGGAGAGGAGGAGAGGAGGAGAGGAGGAGAGGGAGGAGAG
                     GGAGGAGAGGAGGAGAGGAGGAGAGGAGGAGAGGGAGAGGAGAGGGGRGRGGSGGRGRG
                     GSGGRGRGGSGGRRGRGRERARGGSRERARGRGRGRGEKRPRSPSSQSSSSGSPPRRPP
                     PGRRPFFHPVGEADYFEYHQEGGPDGEPDVPPGAIEQGPADDPGEGPSTGPRGQGDGGR
                     RKKGGWFGKHRGQGGSNPKFENIAEGLRALLARSHVERTTDEGTWVAGVFVYGGSKTSL
                     YNLRRGTALAIPQCRLTPLSRLPFGMAPGPGPQPGPLRESIVCYFMVFLQTHIFAEVLK
                     DAIKDLVMTKPAPTCNIRVTVCSFDDGVDLPPWFPPMVEGAAAEGDDGDDGDEGGDGDE
                     GEEGQE"
     protein_bind    complement(8220..8253)
                     /label=loxP
                     /bound_moiety="Cre recombinase"
                     /note="Cre-mediated recombination occurs in the 8-bp core 
                     sequence (GCATACAT)."
     rep_origin      8440..10229
                     /label=oriP
                     /note="Epstein-Barr virus oriP replication origin (Yates et
                     al., 2000)"
     primer_bind     complement(10771..10788)
                     /label=L4440
                     /note="L4440 vector, forward primer"
     rep_origin      complement(10942..11530)
                     /direction=LEFT
                     /label=ori
                     /note="high-copy-number ColE1/pMB1/pBR322/pUC origin of 
                     replication"
     primer_bind     complement(11022..11041)
                     /label=pBR322ori-F
                     /note="pBR322 origin, forward primer"
     CDS             complement(11701..12561)
                     /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     12324..12343
                     /label=Amp-R
                     /note="Ampicillin resistance gene, reverse primer"
     promoter        complement(12562..12666)
                     /gene="bla"
                     /label=AmpR promoter