LOCUS       sequence-367409-        7195 bp    DNA     circular SYN 15-APR-2025
DEFINITION  Nuclear expression of dHaloTag7 in mammalian cells.
ACCESSION   .
VERSION     .
KEYWORDS    .
SOURCE      synthetic DNA construct
  ORGANISM  synthetic DNA construct
REFERENCE   1  (bases 1 to 7195)
  TITLE     Johnsson xHTLs
REFERENCE   2  (bases 1 to 7195)
  AUTHORS   .
  TITLE     Direct Submission
  JOURNAL   Exported Apr 15, 2025 from SnapGene Server 8.0.1
            https://www.snapgene.com
COMMENT     SGRef: number: 1; type: "Journal Article"
COMMENT     Sequence Label: pCDNA5/FRT/TO_H2B-dHaloTag7_T2A_mEGFP
FEATURES             Location/Qualifiers
     source          1..7195
                     /mol_type="other DNA"
                     /organism="synthetic DNA construct"
     primer_bind     complement(44..63)
                     /label=pRS-marker
                     /note="pRS vectors, use to sequence yeast selectable 
                     marker"
     enhancer        235..614
                     /label=CMV enhancer
                     /note="human cytomegalovirus immediate early enhancer"
     promoter        615..818
                     /label=CMV promoter
                     /note="human cytomegalovirus (CMV) immediate early 
                     promoter"
     primer_bind     769..789
                     /label=CMV-F
                     /note="Human CMV immediate early promoter, forward primer"
     protein_bind    820..838
                     /gene="tetO"
                     /label=tet operator
                     /bound_moiety="tetracycline repressor TetR"
                     /note="bacterial operator O2 for the tetR and tetA genes"
     protein_bind    841..859
                     /gene="tetO"
                     /label=tet operator
                     /bound_moiety="tetracycline repressor TetR"
                     /note="bacterial operator O2 for the tetR and tetA genes"
     primer_bind     869..893
                     /label=LNCX
                     /note="Human CMV promoter, forward primer"
     CDS             1043..1420
                     /codon_start=1
                     /gene="HIST1H2BJ"
                     /product="human histone H2B"
                     /label=H2B
                     /translation="MPEPAKSAPAPKKGSKKAVTKAQKKGGKKRKRSRKESYSIYVYKV
                     LKQVHPDTGISSKAMGIMNSFVNDIFERIAGEASRLAHYNKRSTITSREIQTAVRLLLP
                     GELAKHAVSEGTKAITKYTSAK"
     CDS             1433..2317
                     /codon_start=1
                     /product="modified bacterial dehalogenase that forms 
                     covalent bonds with chloroalkane derivatives"
                     /label=HaloTag(R)
                     /translation="EIGTGFPFDPHYVEVLGERMHYVDVGPRDGTPVLFLHGNPTSSYV
                     WRNIIPHVAPTHRCIAPDLIGMGKSDKPDLGYFFDDHVRFMDAFIEALGLEEVVLVIHA
                     WGSALGFHWAKRNPERVKGIAFMEFIRPIPTWDEWPEFARETFQAFRTTDVGRKLIIDQ
                     NVFIEGTLPMGVVRPLTEVEMDHYREPFLNPVDREPLWRFPNELPIAGEPANIVALVEE
                     YMDWLHQSPVPKLLFWGTPGVLIPPAEAARLAKSLPNCKAVDIGPGLNLLQEDNPDLIG
                     SEIARWLSTLEISG"
     CDS             2333..2386
                     /codon_start=1
                     /product="2A peptide from Thosea asigna virus capsid 
                     protein"
                     /label=T2A
                     /note="Eukaryotic ribosomes fail to insert a peptide bond 
                     between the Gly and Pro residues, yielding separate 
                     polypeptides."
                     /translation="EGRGSLLTCGDVEENPGP"
     CDS             join(2387..2389,2390..3103)
                     /codon_start=1
                     /product="the original enhanced GFP (Yang et al., 1996)"
                     /label=EGFP
                     /note="mammalian codon-optimized"
                     /translation="VSKGEELFTGVVPILVELDGDVNGHKFSVSGEGEGDATYGKLTLK
                     FICTTGKLPVPWPTLVTTLTYGVQCFSRYPDHMKQHDFFKSAMPEGYVQERTIFFKDDG
                     NYKTRAEVKFEGDTLVNRIELKGIDFKEDGNILGHKLEYNYNSHNVYIMADKQKNGIKV
                     NFKIRHNIEDGSVQLADHYQQNTPIGDGPVLLPDNHYLSTQSALSKDPNEKRDHMVLLE
                     FVTAAGITLGMDELYK"
     CDS             join(2387..2389,2390..3100)
                     /codon_start=1
                     /product="enhanced GFP"
                     /label=EGFP
                     /translation="VSKGEELFTGVVPILVELDGDVNGHKFSVSGEGEGDATYGKLTLK
                     FICTTGKLPVPWPTLVTTLTYGVQCFSRYPDHMKQHDFFKSAMPEGYVQERTIFFKDDG
                     NYKTRAEVKFEGDTLVNRIELKGIDFKEDGNILGHKLEYNYNSHNVYIMADKQKNGIKV
                     NFKIRHNIEDGSVQLADHYQQNTPIGDGPVLLPDNHYLSTQSALSKDPNEKRDHMVLLE
                     FVTAAGITLGMDELYK"
     primer_bind     complement(2429..2450)
                     /label=EGFP-N
                     /note="EGFP, reverse primer"
     primer_bind     complement(2690..2709)
                     /label=EXFP-R
                     /note="For distinguishing EGFP variants, reverse primer"
     primer_bind     3037..3058
                     /label=EGFP-C
                     /note="EGFP, forward primer"
     primer_bind     complement(3147..3164)
                     /label=BGH-rev
                     /note="Bovine growth hormone terminator, reverse primer. 
                     Also called BGH reverse"
     polyA_signal    3153..3377
                     /label=bGH poly(A) signal
                     /note="bovine growth hormone polyadenylation signal"
     primer_bind     complement(3510..3529)
                     /label=F1ori-R
                     /note="F1 origin, reverse primer"
     protein_bind    3661..3708
                     /label=FRT
                     /bound_moiety="FLP recombinase from the Saccharomyces 
                     cerevisiae 2u plasmid"
                     /note="FLP-mediated recombination occurs in the 8-bp core 
                     sequence TCTAGAAA (Turan and Bode, 2011)."
     CDS             3716..4738
                     /codon_start=1
                     /product="hygromycin B phosphotransferase"
                     /label=HygR
                     /note="confers resistance to hygromycin"
                     /translation="KKPELTATSVEKFLIEKFDSVSDLMQLSEGEESRAFSFDVGGRGY
                     VLRVNSCADGFYKDRYVYRHFASAALPIPEVLDIGEFSESLTYCISRRAQGVTLQDLPE
                     TELPAVLQPVAEAMDAIAAADLSQTSGFGPFGPQGIGQYTTWRDFICAIADPHVYHWQT
                     VMDDTVSASVAQALDELMLWAEDCPEVRHLVHADFGSNNVLTDNGRITAVIDWSEAMFG
                     DSQYEVANIFFWRPWLACMEQQTRYFERRHPELAGSPRLRAYMLRIGLDQLYQSLVDGN
                     FDDAAWAQGRCDAIVRSGAGTVGRTQIARRSAAVWTDGCVEVLADSGNRRPSTRPRAKE
                     "
     CDS             3716..4738
                     /codon_start=1
                     /gene="aph(4)-Ia"
                     /product="aminoglycoside phosphotransferase from E. coli"
                     /label=HygR
                     /note="confers resistance to hygromycin"
                     /translation="KKPELTATSVEKFLIEKFDSVSDLMQLSEGEESRAFSFDVGGRGY
                     VLRVNSCADGFYKDRYVYRHFASAALPIPEVLDIGEFSESLTYCISRRAQGVTLQDLPE
                     TELPAVLQPVAEAMDAIAAADLSQTSGFGPFGPQGIGQYTTWRDFICAIADPHVYHWQT
                     VMDDTVSASVAQALDELMLWAEDCPEVRHLVHADFGSNNVLTDNGRITAVIDWSEAMFG
                     DSQYEVANIFFWRPWLACMEQQTRYFERRHPELAGSPRLRAYMLRIGLDQLYQSLVDGN
                     FDDAAWAQGRCDAIVRSGAGTVGRTQIARRSAAVWTDGCVEVLADSGNRRPSTRPRAKE
                     "
     polyA_signal    4868..4989
                     /label=SV40 poly(A) signal
                     /note="SV40 polyadenylation signal"
     primer_bind     complement(4905..4924)
                     /label=SV40pA-R
                     /note="SV40 polyA, reverse primer"
     primer_bind     4959..4978
                     /label=EBV-rev
                     /note="SV40 polyA terminator, reverse primer"
     primer_bind     complement(5038..5054)
                     /label=M13 rev
                     /note="common sequencing primer, one of multiple similar 
                     variants"
     primer_bind     complement(5038..5054)
                     /label=M13 Reverse
                     /note="In lacZ gene. Also called M13-rev"
     primer_bind     complement(5051..5073)
                     /label=M13/pUC Reverse
                     /note="In lacZ gene"
     protein_bind    5062..5078
                     /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(join(5086..5092,5093..5110,5111..5116))
                     /label=lac promoter
                     /note="promoter for the E. coli lac operon"
     protein_bind    5131..5152
                     /label=CAP binding site
                     /bound_moiety="E. coli catabolite activator protein"
                     /note="CAP binding activates transcription in the presence 
                     of cAMP."
     primer_bind     complement(5269..5286)
                     /label=L4440
                     /note="L4440 vector, forward primer"
     rep_origin      complement(5440..6028)
                     /direction=LEFT
                     /label=ori
                     /note="high-copy-number ColE1/pMB1/pBR322/pUC origin of 
                     replication"
     primer_bind     complement(5520..5539)
                     /label=pBR322ori-F
                     /note="pBR322 origin, forward primer"
     CDS             complement(join(6199..6990,6991..7059))
                     /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     6822..6841
                     /label=Amp-R
                     /note="Ampicillin resistance gene, reverse primer"
     promoter        complement(7060..7164)
                     /gene="bla"
                     /label=AmpR promoter
ORIGIN
        1 gacggatcgg gagatctccc gatcccctat ggtgcactct cagtacaatc tgctctgatg
       61 ccgcatagtt aagccagtat ctgctccctg cttgtgtgtt ggaggtcgct gagtagtgcg
      121 cgagcaaaat ttaagctaca acaaggcaag gcttgaccga caattgcatg aagaatctgc
      181 ttagggttag gcgttttgcg ctgcttcgcg atgtacgggc cagatatacg cgttgacatt
      241 gattattgac tagttattaa tagtaatcaa ttacggggtc attagttcat agcccatata
      301 tggagttccg cgttacataa cttacggtaa atggcccgcc tggctgaccg cccaacgacc
      361 cccgcccatt gacgtcaata atgacgtatg ttcccatagt aacgccaata gggactttcc
      421 attgacgtca atgggtggag tatttacggt aaactgccca cttggcagta catcaagtgt
      481 atcatatgcc aagtacgccc cctattgacg tcaatgacgg taaatggccc gcctggcatt
      541 atgcccagta catgacctta tgggactttc ctacttggca gtacatctac gtattagtca
      601 tcgctattac catggtgatg cggttttggc agtacatcaa tgggcgtgga tagcggtttg
      661 actcacgggg atttccaagt ctccacccca ttgacgtcaa tgggagtttg ttttggcacc
      721 aaaatcaacg ggactttcca aaatgtcgta acaactccgc cccattgacg caaatgggcg
      781 gtaggcgtgt acggtgggag gtctatataa gcagagctct ccctatcagt gatagagatc
      841 tccctatcag tgatagagat cgtcgacgag ctcgtttagt gaaccgtcag atcgcctgga
      901 gacgccatcc acgctgtttt gacctccata gaagacaccg ggaccgatcc agcctccgga
      961 ctctagcgtt taaacttaag cttggtaccg agctcggatc cactagtcca gtgtggtgga
     1021 attctgcaga tatccagcaa ccatgccaga gccagcgaag tctgctcccg ccccgaaaaa
     1081 gggctccaag aaggcggtga ctaaggcgca gaagaaaggc ggcaagaagc gcaagcgcag
     1141 ccgcaaggag agctattcca tctatgtgta caaggttctg aagcaggtcc accctgacac
     1201 cggcatttcg tccaaggcca tgggcatcat gaattcgttt gtgaacgaca ttttcgagcg
     1261 catcgcaggt gaggcttccc gcctggcgca ttacaacaag cgctcgacca tcacctccag
     1321 ggagatccag acggccgtgc gcctgctgct gcctggggag ttggccaagc acgccgtgtc
     1381 cgagggtact aaggccatca ccaagtacac cagcgctaag gctagcggat ccgaaatcgg
     1441 tactggcttt ccattcgacc cccattatgt ggaagtcctg ggcgagcgca tgcactacgt
     1501 cgatgttggt ccgcgcgatg gcacccctgt gctgttcctg cacggtaacc cgacctcctc
     1561 ctacgtgtgg cgcaacatca tcccgcatgt tgcaccgacc catcgctgca ttgctccaga
     1621 cctgatcggt atgggcaaat ccgacaaacc agacctgggt tatttcttcg acgaccacgt
     1681 ccgcttcatg gatgccttca tcgaagccct gggtctggaa gaggtcgtcc tggtcattca
     1741 cgcctggggc tccgctctgg gtttccactg ggccaagcgc aatccagagc gcgtcaaagg
     1801 tattgcattt atggagttca tccgccctat cccgacctgg gacgaatggc cagaatttgc
     1861 ccgcgagacc ttccaggcct tccgcaccac cgacgtcggc cgcaagctga tcatcgatca
     1921 gaacgttttt atcgagggta cgctgccgat gggtgtcgtc cgcccgctga ctgaagtcga
     1981 gatggaccat taccgcgagc cgttcctgaa tcctgttgac cgcgagccac tgtggcgctt
     2041 cccaaacgag ctgccaatcg ccggtgagcc agcgaacatc gtcgcgctgg tcgaagaata
     2101 catggactgg ctgcaccagt cccctgtccc gaagctgctg ttctggggca ccccaggcgt
     2161 tctgatccca ccggccgaag ccgctcgcct ggccaaaagc ctgcctaact gcaaggctgt
     2221 ggacatcggc ccgggtctga atctgctgca agaagacaac ccggacctga tcggcagcga
     2281 gatcgcgcgc tggctgtcta ctctggagat ttccggtggc cgcggcagtg gagagggcag
     2341 aggaagtctg ctaacatgcg gtgacgtcga ggagaatcct ggcccagtga gcaagggcga
     2401 ggagctgttc accggggtgg tgcccatcct ggtcgagctg gacggcgacg taaacggcca
     2461 caagttcagc gtgtccggcg agggcgaggg cgatgccacc tacggcaagc tgaccctgaa
     2521 gttcatctgc accaccggca agctgcccgt gccctggccc accctcgtga ccaccctgac
     2581 ctacggcgtg cagtgcttca gccgctaccc cgaccacatg aagcagcacg acttcttcaa
     2641 gtccgccatg cccgaaggct acgtccagga gcgcaccatc ttcttcaagg acgacggcaa
     2701 ctacaagacc cgcgccgagg tgaagttcga gggcgacacc ctggtgaacc gcatcgagct
     2761 gaagggcatc gacttcaagg aggacggcaa catcctgggg cacaagctgg agtacaacta
     2821 caacagccac aacgtctata tcatggccga caagcagaag aacggcatca aggtgaactt
     2881 caagatccgc cacaacatcg aggacggcag cgtgcagctc gccgaccact accagcagaa
     2941 cacccccatc ggcgacggcc ccgtgctgct gcccgacaac cactacctga gcacccagtc
     3001 cgccctgagc aaagacccca acgagaagcg cgatcacatg gtcctgctgg agttcgtgac
     3061 cgccgccggg atcactctcg gcatggacga gctgtacaag tagtaaccgc tcgagtctag
     3121 agggcccgtt taaacccgct gatcagcctc gactgtgcct tctagttgcc agccatctgt
     3181 tgtttgcccc tcccccgtgc cttccttgac cctggaaggt gccactccca ctgtcctttc
     3241 ctaataaaat gaggaaattg catcgcattg tctgagtagg tgtcattcta ttctgggggg
     3301 tggggtgggg caggacagca agggggagga ttgggaagac aatagcaggc atgctgggga
     3361 tgcggtgggc tctatggctt ctgaggcgga aagaaccagc tggggctcta gggggtatcc
     3421 ccacgcgccc tgtagcggcg cattaagcgc ggcgggtgtg gtggttacgc gcagcgtgac
     3481 cgctacactt gccagcgccc tagcgcccgc tcctttcgct ttcttccctt cctttctcgc
     3541 cacgttcgcc ggctttcccc gtcaagctct aaatcggggg ctccctttag ggttccgatt
     3601 tagtgcttta cggcacctcg accccaaaaa acttgattag ggtgatggtt cacgtaccta
     3661 gaagttccta ttccgaagtt cctattctct agaaagtata ggaacttcct tggccaaaaa
     3721 gcctgaactc accgcgacgt ctgtcgagaa gtttctgatc gaaaagttcg acagcgtctc
     3781 cgacctgatg cagctctcgg agggcgaaga atctcgtgct ttcagcttcg atgtaggagg
     3841 gcgtggatat gtcctgcggg taaatagctg cgccgatggt ttctacaaag atcgttatgt
     3901 ttatcggcac tttgcatcgg ccgcgctccc gattccggaa gtgcttgaca ttggggaatt
     3961 cagcgagagc ctgacctatt gcatctcccg ccgtgcacag ggtgtcacgt tgcaagacct
     4021 gcctgaaacc gaactgcccg ctgttctgca gccggtcgcg gaggccatgg atgcgatcgc
     4081 tgcggccgat cttagccaga cgagcgggtt cggcccattc ggaccgcaag gaatcggtca
     4141 atacactaca tggcgtgatt tcatatgcgc gattgctgat ccccatgtgt atcactggca
     4201 aactgtgatg gacgacaccg tcagtgcgtc cgtcgcgcag gctctcgatg agctgatgct
     4261 ttgggccgag gactgccccg aagtccggca cctcgtgcac gcggatttcg gctccaacaa
     4321 tgtcctgacg gacaatggcc gcataacagc ggtcattgac tggagcgagg cgatgttcgg
     4381 ggattcccaa tacgaggtcg ccaacatctt cttctggagg ccgtggttgg cttgtatgga
     4441 gcagcagacg cgctacttcg agcggaggca tccggagctt gcaggatcgc cgcggctccg
     4501 ggcgtatatg ctccgcattg gtcttgacca actctatcag agcttggttg acggcaattt
     4561 cgatgatgca gcttgggcgc agggtcgatg cgacgcaatc gtccgatccg gagccgggac
     4621 tgtcgggcgt acacaaatcg cccgcagaag cgcggccgtc tggaccgatg gctgtgtaga
     4681 agtactcgcc gatagtggaa accgacgccc cagcactcgt ccgagggcaa aggaatagca
     4741 cgtactacga gatttcgatt ccaccgccgc cttctatgaa aggttgggct tcggaatcgt
     4801 tttccgggac gccggctgga tgatcctcca gcgcggggat ctcatgctgg agttcttcgc
     4861 ccaccccaac ttgtttattg cagcttataa tggttacaaa taaagcaata gcatcacaaa
     4921 tttcacaaat aaagcatttt tttcactgca ttctagttgt ggtttgtcca aactcatcaa
     4981 tgtatcttat catgtctgta taccgtcgac ctctagctag agcttggcgt aatcatggtc
     5041 atagctgttt cctgtgtgaa attgttatcc gctcacaatt ccacacaaca tacgagccgg
     5101 aagcataaag tgtaaagcct ggggtgccta atgagtgagc taactcacat taattgcgtt
     5161 gcgctcactg cccgctttcc agtcgggaaa cctgtcgtgc cagctgcatt aatgaatcgg
     5221 ccaacgcgcg gggagaggcg gtttgcgtat tgggcgctct tccgcttcct cgctcactga
     5281 ctcgctgcgc tcggtcgttc ggctgcggcg agcggtatca gctcactcaa aggcggtaat
     5341 acggttatcc acagaatcag gggataacgc aggaaagaac atgtgagcaa aaggccagca
     5401 aaaggccagg aaccgtaaaa aggccgcgtt gctggcgttt ttccataggc tccgcccccc
     5461 tgacgagcat cacaaaaatc gacgctcaag tcagaggtgg cgaaacccga caggactata
     5521 aagataccag gcgtttcccc ctggaagctc cctcgtgcgc tctcctgttc cgaccctgcc
     5581 gcttaccgga tacctgtccg cctttctccc ttcgggaagc gtggcgcttt ctcatagctc
     5641 acgctgtagg tatctcagtt cggtgtaggt cgttcgctcc aagctgggct gtgtgcacga
     5701 accccccgtt cagcccgacc gctgcgcctt atccggtaac tatcgtcttg agtccaaccc
     5761 ggtaagacac gacttatcgc cactggcagc agccactggt aacaggatta gcagagcgag
     5821 gtatgtaggc ggtgctacag agttcttgaa gtggtggcct aactacggct acactagaag
     5881 aacagtattt ggtatctgcg ctctgctgaa gccagttacc ttcggaaaaa gagttggtag
     5941 ctcttgatcc ggcaaacaaa ccaccgctgg tagcggtggt ttttttgttt gcaagcagca
     6001 gattacgcgc agaaaaaaag gatctcaaga agatcctttg atcttttcta cggggtctga
     6061 cgctcagtgg aacgaaaact cacgttaagg gattttggtc atgagattat caaaaaggat
     6121 cttcacctag atccttttaa attaaaaatg aagttttaaa tcaatctaaa gtatatatga
     6181 gtaaacttgg tctgacagtt accaatgctt aatcagtgag gcacctatct cagcgatctg
     6241 tctatttcgt tcatccatag ttgcctgact ccccgtcgtg tagataacta cgatacggga
     6301 gggcttacca tctggcccca gtgctgcaat gataccgcga gacccacgct caccggctcc
     6361 agatttatca gcaataaacc agccagccgg aagggccgag cgcagaagtg gtcctgcaac
     6421 tttatccgcc tccatccagt ctattaattg ttgccgggaa gctagagtaa gtagttcgcc
     6481 agttaatagt ttgcgcaacg ttgttgccat tgctacaggc atcgtggtgt cacgctcgtc
     6541 gtttggtatg gcttcattca gctccggttc ccaacgatca aggcgagtta catgatcccc
     6601 catgttgtgc aaaaaagcgg ttagctcctt cggtcctccg atcgttgtca gaagtaagtt
     6661 ggccgcagtg ttatcactca tggttatggc agcactgcat aattctctta ctgtcatgcc
     6721 atccgtaaga tgcttttctg tgactggtga gtactcaacc aagtcattct gagaatagtg
     6781 tatgcggcga ccgagttgct cttgcccggc gtcaatacgg gataataccg cgccacatag
     6841 cagaacttta aaagtgctca tcattggaaa acgttcttcg gggcgaaaac tctcaaggat
     6901 cttaccgctg ttgagatcca gttcgatgta acccactcgt gcacccaact gatcttcagc
     6961 atcttttact ttcaccagcg tttctgggtg agcaaaaaca ggaaggcaaa atgccgcaaa
     7021 aaagggaata agggcgacac ggaaatgttg aatactcata ctcttccttt ttcaatatta
     7081 ttgaagcatt tatcagggtt attgtctcat gagcggatac atatttgaat gtatttagaa
     7141 aaataaacaa ataggggttc cgcgcacatt tccccgaaaa gtgccacctg acgtc
//
