LOCUS       sequence-87444-e        1234 bp    DNA     linear   UNA 15-DEC-2025
DEFINITION  Localization: Nucleus/Histones, Excitation: 516, Emission: 529.
ACCESSION   .
VERSION     .
KEYWORDS    .
SOURCE      natural DNA sequence
  ORGANISM  unspecified
REFERENCE   1  (bases 1 to 1234)
  TITLE     Davidson Yellow fluorescent proteins
REFERENCE   2  (bases 1 to 1234)
  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"
COMMENT     Sequence Label: Citrine-H2B-6
FEATURES             Location/Qualifiers
     source          1..1234
                     /mol_type="genomic DNA"
                     /organism="unspecified"
     CDS             79..456
                     /codon_start=1
                     /gene="HIST1H2BJ"
                     /product="human histone H2B"
                     /label=H2B
                     /translation="MPEPAKSAPAPKKGSKKAVTKAQKKGGKKRKRSRKESYSIYVYKV
                     LKQVHPDTGISSKAMGIMNSFVNDIFERIAGEASRLAHYNKRSTITSREIQTAVRLLLP
                     GELAKHAVSEGTKAITKYTSAK"
     regulatory      469..478
                     /label=Kozak sequence
                     /note="vertebrate consensus sequence for strong initiation 
                     of translation (Kozak, 1987)"
                     /regulatory_class="other"
     CDS             join(475..477,478..480,481..1191)
                     /codon_start=1
                     /product="enhanced variant of YFP (Heikal et al., 2001)"
                     /label=Citrine
                     /note="mammalian codon-optimized"
                     /translation="MVSKGEELFTGVVPILVELDGDVNGHKFSVSGEGEGDATYGKLTL
                     KFICTTGKLPVPWPTLVTTFGYGLMCFARYPDHMKQHDFFKSAMPEGYVQERTIFFKDD
                     GNYKTRAEVKFEGDTLVNRIELKGIDFKEDGNILGHKLEYNYNSHNVYIMADKQKNGIK
                     VNFKIRHNIEDGSVQLADHYQQNTPIGDGPVLLPDNHYLSYQSALSKDPNEKRDHMVLL
                     EFVTAAGITLGMDELYK"
     primer_bind     complement(520..541)
                     /label=EGFP-N
                     /note="EGFP, reverse primer"
     primer_bind     complement(781..800)
                     /label=EXFP-R
                     /note="For distinguishing EGFP variants, reverse primer"
     primer_bind     1128..1149
                     /label=EGFP-C
                     /note="EGFP, forward primer"
ORIGIN
        1 gacgtcagat ccgctagcgc taccggactc agatctcgag ctcaagcttc gaattctgca
       61 gtcgacggta ccgccaccat gccagagcca gcgaagtctg ctcccgcccc gaaaaagggc
      121 tccaagaagg cggtgactaa ggcgcagaag aaaggcggca agaagcgcaa gcgcagccgc
      181 aaggagagct attccatcta tgtgtacaag gttctgaagc aggtccaccc tgacaccggc
      241 atttcgtcca aggccatggg catcatgaat tcgtttgtga acgacatttt cgagcgcatc
      301 gcaggtgagg cttcccgcct ggcgcattac aacaagcgct cgaccatcac ctccagggag
      361 atccagacgg ccgtgcgcct gctgctgcct ggggagttgg ccaagcacgc cgtgtccgag
      421 ggtactaagg ccatcaccaa gtacaccagc gctaaggatc caccggtcgc caccatggtg
      481 agcaagggcg aggagctgtt caccggggtg gtgcccatcc tggtcgagct ggacggcgac
      541 gtaaacggcc acaagttcag cgtgtccggc gagggcgagg gcgatgccac ctacggcaag
      601 ctgaccctga agttcatctg caccaccggc aagctgcccg tgccctggcc caccctcgtg
      661 accaccttcg gctacggcct gatgtgcttc gcccgctacc ccgaccacat gaagcagcac
      721 gacttcttca agtccgccat gcccgaaggc tacgtccagg agcgcaccat cttcttcaag
      781 gacgacggca actacaagac ccgcgccgag gtgaagttcg agggcgacac cctggtgaac
      841 cgcatcgagc tgaagggcat cgacttcaag gaggacggca acatcctggg gcacaagctg
      901 gagtacaact acaacagcca caacgtctat atcatggccg acaagcagaa gaacggcatc
      961 aaggtgaact tcaagatccg ccacaacatc gaggacggca gcgtgcagct cgccgaccac
     1021 taccagcaga acacccccat cggcgacggc cccgtgctgc tgcccgacaa ccactacctg
     1081 agctaccagt ccgccctgag caaagacccc aacgagaagc gcgatcacat ggtcctgctg
     1141 gagttcgtga ccgccgccgg gatcactctc ggcatggacg agctgtacaa gtaagcggcc
     1201 gcgactctag atcataatca gccataccac attg
//
