LOCUS       sequence-223839-        6622 bp    DNA     circular SYN 15-DEC-2025
DEFINITION  Expression of a chimeric G-protein coupled receptor 
            (Rhodopsin-GPR20; Opto-GPR20; A10).
ACCESSION   .
VERSION     .
KEYWORDS    .
SOURCE      synthetic DNA construct
  ORGANISM  synthetic DNA construct
REFERENCE   1  (bases 1 to 6622)
  AUTHORS   Morri M, Sanchez-Romero I, Tichy AM, Kainrath S, Gerrard EJ, 
            Hirschfeld PP, Schwarz J, Janovjak H
  TITLE     Optical functionalization of human Class A orphan G-protein-coupled 
            receptors.
  JOURNAL   Nat Commun. 2018 May 16;9(1):1950. doi: 10.1038/s41467-018-04342-1.
  PUBMED    29769519
REFERENCE   2  (bases 1 to 6622)
  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: "Nat 
            Commun."; date: "2018-05-16"; volume: "9(1):1950. doi"; pages: " 
            10.1038/s41467-018-04342-1"
COMMENT     Sequence Label: Opto-GPR20
FEATURES             Location/Qualifiers
     source          1..6622
                     /mol_type="other DNA"
                     /organism="synthetic DNA construct"
     primer_bind     complement(46..65)
                     /label=pRS-marker
                     /note="pRS vectors, use to sequence yeast selectable 
                     marker"
     enhancer        237..616
                     /label=CMV enhancer
                     /note="human cytomegalovirus immediate early enhancer"
     promoter        617..820
                     /label=CMV promoter
                     /note="human cytomegalovirus (CMV) immediate early 
                     promoter"
     primer_bind     771..791
                     /label=CMV-F
                     /note="Human CMV immediate early promoter, forward primer"
     primer_bind     865..884
                     /label=T7
                     /note="T7 promoter, forward primer"
     promoter        865..883
                     /label=T7 promoter
                     /note="promoter for bacteriophage T7 RNA polymerase"
     CDS             984..1016
                     /codon_start=1
                     /product="epitope tag from vesicular stomatitis virus G 
                     protein"
                     /label=VSV-G tag
                     /translation="YTDIEMNRLGK"
     CDS             1041..1079
                     /codon_start=1
                     /product="segment of bovine rhodopsin containing a signal 
                     for N-linked glycosylation (Favaloro et al., 2008)"
                     /label=opsin tag
                     /note="The asparagine in the NKT tripeptide will be 
                     glycosylated if this sequence is exposed to the ER lumen."
                     /translation="GPNFYVPFSNKTG"
     primer_bind     complement(2215..2232)
                     /label=BGH-rev
                     /note="Bovine growth hormone terminator, reverse primer. 
                     Also called BGH reverse"
     polyA_signal    2221..2445
                     /label=bGH poly(A) signal
                     /note="bovine growth hormone polyadenylation signal"
     rep_origin      2491..2919
                     /direction=RIGHT
                     /label=f1 ori
                     /note="f1 bacteriophage origin of replication; arrow 
                     indicates direction of (+) strand synthesis"
     primer_bind     complement(2578..2597)
                     /label=F1ori-R
                     /note="F1 origin, reverse primer"
     primer_bind     2788..2809
                     /label=F1ori-F
                     /note="F1 origin, forward primer"
     primer_bind     complement(2928..2948)
                     /label=pBABE 3'
                     /note="SV40 enhancer, reverse primer for pBABE vectors"
     promoter        2933..3262
                     /label=SV40 promoter
                     /note="SV40 enhancer and early promoter"
     rep_origin      3113..3248
                     /label=SV40 ori
                     /note="SV40 origin of replication"
     primer_bind     3175..3194
                     /label=SV40pro-F
                     /note="SV40 promoter/origin, forward primer"
     CDS             3329..4123
                     /codon_start=1
                     /gene="aph(3')-II (or nptII)"
                     /product="aminoglycoside phosphotransferase from Tn5"
                     /label=NeoR/KanR
                     /note="confers resistance to neomycin, kanamycin, and G418 
                     (Geneticin(R))"
                     /translation="MIEQDGLHAGSPAAWVERLFGYDWAQQTIGCSDAAVFRLSAQGRP
                     VLFVKTDLSGALNELQDEAARLSWLATTGVPCAAVLDVVTEAGRDWLLLGEVPGQDLLS
                     SHLAPAEKVSIMADAMRRLHTLDPATCPFDHQAKHRIERARTRMEAGLVDQDDLDEEHQ
                     GLAPAELFARLKARMPDGEDLVVTHGDACLPNIMVENGRFSGFIDCGRLGVADRYQDIA
                     LATRDIAEELGGEWADRFLVLYGIAAPDSQRIAFYRLLDEFF"
     primer_bind     complement(3383..3402)
                     /label=Neo-R
                     /note="Neomycin resistance gene, reverse primer"
     primer_bind     3993..4012
                     /label=Neo-F
                     /note="Neomycin resistance gene, forward primer"
     polyA_signal    4297..4418
                     /label=SV40 poly(A) signal
                     /note="SV40 polyadenylation signal"
     primer_bind     complement(4334..4353)
                     /label=SV40pA-R
                     /note="SV40 polyA, reverse primer"
     primer_bind     4388..4407
                     /label=EBV-rev
                     /note="SV40 polyA terminator, reverse primer"
     primer_bind     complement(4467..4483)
                     /label=M13 rev
                     /note="common sequencing primer, one of multiple similar 
                     variants"
     primer_bind     complement(4467..4483)
                     /label=M13 Reverse
                     /note="In lacZ gene. Also called M13-rev"
     primer_bind     complement(4480..4502)
                     /label=M13/pUC Reverse
                     /note="In lacZ gene"
     protein_bind    4491..4507
                     /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(4515..4521,4522..4539,4540..4545))
                     /label=lac promoter
                     /note="promoter for the E. coli lac operon"
     protein_bind    4560..4581
                     /label=CAP binding site
                     /bound_moiety="E. coli catabolite activator protein"
                     /note="CAP binding activates transcription in the presence 
                     of cAMP."
     primer_bind     complement(4698..4715)
                     /label=L4440
                     /note="L4440 vector, forward primer"
     rep_origin      complement(4869..5457)
                     /direction=LEFT
                     /label=ori
                     /note="high-copy-number ColE1/pMB1/pBR322/pUC origin of 
                     replication"
     primer_bind     complement(4949..4968)
                     /label=pBR322ori-F
                     /note="pBR322 origin, forward primer"
     CDS             complement(join(5628..6419,6420..6488))
                     /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     6251..6270
                     /label=Amp-R
                     /note="Ampicillin resistance gene, reverse primer"
     promoter        complement(6489..6593)
                     /gene="bla"
                     /label=AmpR promoter
ORIGIN
        1 tcgacggatc gggagatctc ccgatcccct atggtgcact ctcagtacaa tctgctctga
       61 tgccgcatag ttaagccagt atctgctccc tgcttgtgtg ttggaggtcg ctgagtagtg
      121 cgcgagcaaa atttaagcta caacaaggca aggcttgacc gacaattgca tgaagaatct
      181 gcttagggtt aggcgttttg cgctgcttcg cgatgtacgg gccagatata cgcgttgaca
      241 ttgattattg actagttatt aatagtaatc aattacgggg tcattagttc atagcccata
      301 tatggagttc cgcgttacat aacttacggt aaatggcccg cctggctgac cgcccaacga
      361 cccccgccca ttgacgtcaa taatgacgta tgttcccata gtaacgccaa tagggacttt
      421 ccattgacgt caatgggtgg agtatttacg gtaaactgcc cacttggcag tacatcaagt
      481 gtatcatatg ccaagtacgc cccctattga cgtcaatgac ggtaaatggc ccgcctggca
      541 ttatgcccag tacatgacct tatgggactt tcctacttgg cagtacatct acgtattagt
      601 catcgctatt accatggtga tgcggttttg gcagtacatc aatgggcgtg gatagcggtt
      661 tgactcacgg ggatttccaa gtctccaccc cattgacgtc aatgggagtt tgttttggca
      721 ccaaaatcaa cgggactttc caaaatgtcg taacaactcc gccccattga cgcaaatggg
      781 cggtaggcgt gtacggtggg aggtctatat aagcagagct ctctggctaa ctagagaacc
      841 cactgcttac tggcttatcg aaattaatac gactcactat agggagacac aagctggcta
      901 gcgtttaaac gggccctcta gactcgagca ccatgaaaac gatcatcgcc ctgagctaca
      961 tcttctgcct ggtattcgcc atgtacaccg atatagagat gaacaggctg ggaaaggata
     1021 gcctcatgaa cgggaccgag ggcccaaact tctacgtgcc tttctccaac aagacgggcg
     1081 tggtgcgcag ccccttcgag gccccgcagt actacctggc ggagccatgg cagttctcca
     1141 tgctggccgc ctacatgttc ctgctgatca tgcttggctt ccccatcaac ttcctcacgc
     1201 tgtacgtctt ttgctgccgc acccgggcca agacacccct caactacatc ctgctcaacc
     1261 tggccgtggc cgacctcttc atggtgttcg ggggcttcac caccaccctc tacacctctc
     1321 tgcacgggta cttcgtcttt gggcccacgg gctgcaacct ggagggcttc tttgccacct
     1381 tgggcggtga aattgcactg tggtccttgg tggtcctggc catcgagcgg tacgtggtgg
     1441 tggtgcggcc cgaaggctcc cgccgctgcc gccagcctgc ctgtgccatc atgggcgtcg
     1501 ccttcacctg ggtcatggct ctggcctgtg ccgcgccccc cctcgtcggc tggtccaggt
     1561 acatcccgga gggcatgcag tgctcgtgcg ggattgacta ctacacgccc cacgaggaaa
     1621 ccaacaatga gtcgttcgtc atctacatgt tcgtggtcca cttcatcatc cccctgattg
     1681 tcatattctt ctgctacgga cgcatcatgt gtgcactgtc gcggccgggt ctgctccacc
     1741 agggtcgcca gcgccgcgtg cgggccatgc gcatggtgat catcatggtc atcgctttcc
     1801 taatctgctg gctgccctac gctggggtgg cgttctacat cttcacccat cagggctctg
     1861 actttggccc catcttcatg accatcccgg ctttctttgc caagacttct gccgtctaca
     1921 accccgtcat ctacatcatg atgaacaagc agttccgcgc caccgtccga ggcctcttcg
     1981 gccagcacgg agagcgtgag cccagcagcg gtgacgtggt cagcatgcac aggagctcca
     2041 agggctcagg ccgtcatcac atcctcagtg ccggccctca cgccctcacc caggccctgg
     2101 ctaatgggcc cgaggctaca gaaaccagcc aagtggcgcc tgcctaagaa ttccaccaca
     2161 ctggactagt ggatccgagc tcggtaccaa gcttaagttt aaaccgctga tcagcctcga
     2221 ctgtgccttc tagttgccag ccatctgttg tttgcccctc ccccgtgcct tccttgaccc
     2281 tggaaggtgc cactcccact gtcctttcct aataaaatga ggaaattgca tcgcattgtc
     2341 tgagtaggtg tcattctatt ctggggggtg gggtggggca ggacagcaag ggggaggatt
     2401 gggaagagaa tagcaggcat gctggggatg cggtgggctc tatggcttct gaggcggaaa
     2461 gaaccagctg gggctctagg gggtatcccc acgcgccctg tagcggcgca ttaagcgcgg
     2521 cgggtgtggt ggttacgcgc agcgtgaccg ctacacttgc cagcgcccta gcgcccgctc
     2581 ctttcgcttt cttcccttcc tttctcgcca cgttcgccgg ctttccccgt caagctctaa
     2641 atcgggggct ccctttaggg ttccgattta gtgctttacg gcacctcgac cccaaaaaac
     2701 ttgattaggg tgatggttca cgtagtgggc catcgccctg atagacggtt tttcgccctt
     2761 tgacgttgga gtccacgttc tttaatagtg gactcttgtt ccaaactgga acaacactca
     2821 accctatctc ggtctattct tttgatttat aagggatttt gccgatttcg gcctattggt
     2881 taaaaaatga gctgatttaa caaaaattta acgcgaatta attctgtgga atgtgtgtca
     2941 gttagggtgt ggaaagtccc caggctcccc agcaggcaga agtatgcaaa gcatgcatct
     3001 caattagtca gcaaccaggt gtggaaagtc cccaggctcc ccagcaggca gaagtatgca
     3061 aagcatgcat ctcaattagt cagcaaccat agtcccgccc ctaactccgc ccatcccgcc
     3121 cctaactccg cccagttccg cccattctcc gccccatggc tgactaattt tttttattta
     3181 tgcagaggcc gaggccgcct ctgcctctga gctattccag aagtagtgag gaggcttttt
     3241 tggaggccta ggcttttgca aaaagctccc gggagcttgt atatccattt tcggatctga
     3301 tcaagagaca ggatgaggat cgtttcgcat gattgaacaa gatggattgc acgcaggttc
     3361 tccggccgct tgggtggaga ggctattcgg ctatgactgg gcacaacaga caatcggctg
     3421 ctctgatgcc gccgtgttcc ggctgtcagc gcaggggcgc ccggttcttt ttgtcaagac
     3481 cgacctgtcc ggtgccctga atgaactgca ggacgaggca gcgcggctat cgtggctggc
     3541 cacgacgggc gttccttgcg cagctgtgct cgacgttgtc actgaagcgg gaagggactg
     3601 gctgctattg ggcgaagtgc cggggcagga tctcctgtca tctcaccttg ctcctgccga
     3661 gaaagtatcc atcatggctg atgcaatgcg gcggctgcat acgcttgatc cggctacctg
     3721 cccattcgac caccaagcga aacatcgcat cgagcgagca cgtactcgga tggaagccgg
     3781 tcttgtcgat caggatgatc tggacgaaga acatcagggg ctcgcgccag ccgaactgtt
     3841 cgccaggctc aaggcgcgca tgcccgacgg cgaggatctc gtcgtgaccc atggcgatgc
     3901 ctgcttgccg aatatcatgg tggaaaatgg ccgcttttct ggattcatcg actgtggccg
     3961 gctgggtgtg gcggaccgct atcaggacat agcgttggct acccgtgata ttgctgaaga
     4021 acttggcggc gaatgggctg accgcttcct cgtgctttac ggtatcgccg ctcccgattc
     4081 gcagcgcatc gccttctatc gccttcttga cgagttcttc tgagcgggac tctggggttc
     4141 gaaatgaccg accaagcgac gcccaacctg ccatcacgag atttcgattc caccgccgcc
     4201 ttctatgaaa ggttgggctt cggaatcgtt ttccgggacg ccggctggat gatcctccag
     4261 cgcggggatc tcatgctgga gttcttcgcc caccccaact tgtttattgc agcttataat
     4321 ggttacaaat aaagcaatag catcacaaat ttcacaaata aagcattttt ttcactgcat
     4381 tctagttgtg gtttgtccaa actcatcaat gtatcttatc atgtctgtat accgtcgacc
     4441 tctagctaga gcttggcgta atcatggtca tagctgtttc ctgtgtgaaa ttgttatccg
     4501 ctcacaattc cacacaacat acgagccgga agcataaagt gtaaagcctg gggtgcctaa
     4561 tgagtgagct aactcacatt aattgcgttg cgctcactgc ccgctttcca gtcgggaaac
     4621 ctgtcgtgcc agctgcatta atgaatcggc caacgcgcgg ggagaggcgg tttgcgtatt
     4681 gggcgctctt gcgcttcctc gctcactgac tcgctgcgct cggtcgttcg gctgcggcga
     4741 gcggtatcag ctcactcaaa ggcggtaata cggttatcca cagaatcagg ggataacgca
     4801 ggaaagaaca tgtgagcaaa aggccagcaa aaggccagga accgtaaaaa ggccgcgttg
     4861 ctggcgtttt tccataggct ccgcccccct gacgagcatc acaaaaatcg acgctcaagt
     4921 cagaggtggc gaaacccgac aggactataa agataccagg cgtttccccc tggaagctcc
     4981 ctcgtgcgct ctcctgttcc gaccctgccg cttaccggat acctgtccgc ctttctccct
     5041 tcgggaagcg tggcgctttc tcatagctca cgctgtaggt atctcagttc ggtgtaggtc
     5101 gttcgctcca agctgggctg tgtgcacgaa ccccccgttc agcccgaccg ctgcgcctta
     5161 tccggtaact atcgtcttga gtccaacccg gtaagacacg acttatcgcc actggcagca
     5221 gccactggta acaggattag cagagcgagg tatgtaggcg gtgctacaga gttcttgaag
     5281 tggtggccta actacggcta cactagaaga acagtatttg gtatctgcgc tctgctgaag
     5341 ccagttacct tcggaaaaag agttggtagc tcttgatccg gcaaacaaac caccgctggt
     5401 agcggtggtt tttttgtttg caagcagcag attacgcgca gaaaaaaagg atctcaagaa
     5461 gatcctttga tcttttctac ggggtctgac gctcagtgga acgaaaactc acgttaaggg
     5521 attttggtca tgagattatc aaaaaggatc ttcacctaga tccttttaaa ttaaaaatga
     5581 agttttaaat caatctaaag tatatatgag taaacttggt ctgacagtta ccaatgctta
     5641 atcagtgagg cacctatctc agcgatctgt ctatttcgtt catccatagt tgcctgactc
     5701 cccgtcgtgt agataactac gatacgggag ggcttaccat ctggccccag tgctgcaatg
     5761 ataccgcggg acccacgctc accggctcca gatttatcag caataaacca gccagccgga
     5821 agggccgagc gcagaagtgg tcctgcaact ttatccgcct ccatccagtc tattaattgt
     5881 tgccgggaag ctagagtaag tagttcgcca gttaatagtt tgcgcaacgt tgttgccatt
     5941 gctacaggca tcgtggtgtc acgctcgtcg tttggtatgg cttcattcag ctccggttcc
     6001 caacgatcaa ggcgagttac atgatccccc atgttgtgca aaaaagcggt tagctccttc
     6061 ggtcctccga tcgttgtcag aagtaagttg gccgcagtgt tatcactcat ggttatggca
     6121 gcactgcata attctcttac tgtcatgcca tccgtaagat gcttttctgt gactggtgag
     6181 tactcaacca agtcattctg agaatagtgt atgcggcgac cgagttgctc ttgcccggcg
     6241 tcaatacggg ataataccgc gccacatagc agaactttaa aagtgctcat cattggaaaa
     6301 cgttcttcgg ggcgaaaact ctcaaggatc ttaccactgt tgagatccag ttcgatgtaa
     6361 cccactcgtg cacccaactg atcttcagca tcttttactt tcaccagcgt ttctgggtga
     6421 gcaaaaacag gaaggcaaaa tgccgcaaaa aagggaataa gggcgacacg gaaatgttga
     6481 atactcatac tcttcctttt tcaatattat tgaagcattt atcagggtta ttgtctcatg
     6541 agcggataca tatttgaatg tatttagaaa aataaacaaa taggggttcc gcgcacattt
     6601 ccccgaaaag tgccacctga cg
//
