LOCUS       sequence-131955-         921 bp    DNA     linear   UNA 15-DEC-2025
DEFINITION  Bacterial expression of monomeric enhanced green fluorescent protein
            (mEGFP) containing SnoopTag at the N-terminus and SpyTag at the 
            C-terminus, for programmed polyprotein synthesis..
ACCESSION   .
VERSION     .
KEYWORDS    .
SOURCE      natural DNA sequence
  ORGANISM  unspecified
REFERENCE   1  (bases 1 to 921)
  AUTHORS   Veggiani G, Nakamura T, Brenner MD, Gayet RV, Yan J, Robinson CV, 
            Howarth M
  TITLE     Programmable polyproteams built using twin peptide superglues.
  JOURNAL   Proc Natl Acad Sci U S A. 2016 Jan 19. pii: 201519214.
  PUBMED    26787909
REFERENCE   2  (bases 1 to 921)
  AUTHORS   .
  TITLE     Direct Submission
  JOURNAL   Exported Dec 15, 2025 from SnapGene Server 8.0.1
            https://www.snapgene.com
COMMENT     SGRef: number: 1; type: "Journal Article"; journalName: "Proc Natl 
            Acad Sci U S A. 2016 Jan 19. pii: 201519214."
COMMENT     Sequence Label: pET28a SnoopTag-mEGFP-SpyTag
FEATURES             Location/Qualifiers
     source          1..921
                     /mol_type="genomic DNA"
                     /organism="unspecified"
     CDS             13..30
                     /codon_start=1
                     /product="6xHis affinity tag"
                     /label=6xHis
                     /translation="HHHHHH"
     CDS             40..57
                     /codon_start=1
                     /product="thrombin recognition and cleavage site"
                     /label=thrombin site
                     /translation="LVPRGS"
     CDS             67..102
                     /label=SnoopTag
     CDS             join(127..129,130..840)
                     /codon_start=1
                     /product="enhanced GFP with monomerizing A206K mutation 
                     (Zacharias et al., 2002)"
                     /label=mEGFP
                     /note="mammalian codon-optimized"
                     /translation="VSKGEELFTGVVPILVELDGDVNGHKFSVSGEGEGDATYGKLTLK
                     FICTTGKLPVPWPTLVTTLTYGVQCFSRYPDHMKQHDFFKSAMPEGYVQERTIFFKDDG
                     NYKTRAEVKFEGDTLVNRIELKGIDFKEDGNILGHKLEYNYNSHNVYIMADKQKNGIKV
                     NFKIRHNIEDGSVQLADHYQQNTPIGDGPVLLPDNHYLSTQSKLSKDPNEKRDHMVLLE
                     FVTAAGITLGMDELYK"
     primer_bind     complement(169..190)
                     /label=EGFP-N
                     /note="EGFP, reverse primer"
     primer_bind     complement(430..449)
                     /label=EXFP-R
                     /note="For distinguishing EGFP variants, reverse primer"
     primer_bind     777..798
                     /label=EGFP-C
                     /note="EGFP, forward primer"
     CDS             877..915
                     /codon_start=1
                     /product="peptide derived from the CnaB2 adhesin domain of 
                     Streptococcus pyogenes FbaB"
                     /label=SpyTag
                     /note="forms a covalent isopeptide bond with the SpyCatcher
                     protein (Zakeri et al., 2012)"
                     /translation="AHIVMVDAYKPTK"
ORIGIN
        1 atgggcagca gccatcatca tcatcatcac agcagcggcc tggtgccgcg cggcagccat
       61 atggggaaac tgggcgatat tgaatttatt aaagtgaaca aaggcagtgg tgagtcggga
      121 tccggagtga gcaagggcga ggagctgttc accggggtgg tgcccatcct ggtcgagctg
      181 gacggcgacg taaacggcca caagttcagc gtgtccggcg agggcgaggg cgatgccacc
      241 tacggcaagc tgaccctgaa gttcatctgc accaccggca agctgcccgt gccctggccc
      301 accctcgtga ccaccctgac ctacggcgtg cagtgcttca gccgctaccc cgaccacatg
      361 aagcagcacg acttcttcaa gtccgccatg cccgaaggct acgtccagga gcgcaccatc
      421 ttcttcaagg acgacggcaa ctacaagacc cgcgccgagg tgaagttcga gggcgacacc
      481 ctggtgaacc gcatcgagct gaagggcatc gacttcaagg aggacggcaa catcctgggg
      541 cacaagctgg agtacaacta caacagccac aacgtctata tcatggccga caagcagaag
      601 aacggcatca aggtgaactt caagatccgc cacaacatcg aggacggcag cgtgcagctc
      661 gccgaccact accagcagaa cacccccatc ggcgacggcc ccgtgctgct gcccgacaac
      721 cactacctga gcacccagtc caagctgagc aaagacccca acgagaagcg cgatcacatg
      781 gtcctgctgg agttcgtgac cgccgccggg atcactctcg gcatggacga gctgtacaag
      841 ggatccgggg aaggttccgg tagcgggagc ggttccgccc acatcgtgat ggtggacgcc
      901 tacaagccga cgaagtaata a
//
