We learned a lot more about yellow fever virus and other flaviviruses:

ID   FLYF17DG   standard; RNA; VRL; 10862 BP.
AC   X03700; K02749;
DT   18-NOV-1986 (Rel. 10, Created)
DT   12-SEP-1993 (Rel. 36, Last updated, Version 3)
DE   Yellow fever virus genome (17D vaccine strain)
KW   capsid protein; envelope glycoprotein; genome; glycoprotein;
KW   polyprotein; replicase.
OS   Yellow fever virus
OC   Viridae; ss-RNA enveloped viruses; Positive strand RNA viruses;
OC   Flaviviridae; Flavivirus (arbovirus group B).
RN   [1]
RP   1-10862
RX   MEDLINE; 85272570.
RA   Rice C.M., Lenches E.M., Eddy S.R., Shin S.J., Sheets R.L.,
RA   Strauss J.H.;
RT   "Nucleotide sequence of yellow fever virus: implications for
RT   flavivirus gene expression and evolution";
RL   Science 229:726-733(1985).
DR   SWISS-PROT; P03314; POLG_YEFV1.
FH   Key             Location/Qualifiers
FT   source          1..10862
FT                   /organism="Yellow fever virus"
FT                   /strain="Flavivirus (mosquito-borne)"
FT   mRNA            1..10862
FT                   /note="PP mRNA"
FT   virion          1..10862
FT                   /note="virion RNA"
FT   CDS             119..10354
FT                   /product="polyprotein precursor"
FT                   /note="pid:g59339"
FT   mat_peptide     122..481
FT                   /product="capsid protein"
FT   mat_peptide     482..973
FT                   /product="M protein precursor"
FT   mat_peptide     749..973
FT                   /product="M protein"
FT   mat_peptide     974..2452
FT                   /product="envelope protein"
FT   mat_peptide     2453..3679
FT                   /product="NS1 (soluble complement-fixing antigen)"
FT   mat_peptide     3680..4180
FT                   /product="non-structural protein ns2a (putative)"
FT   mat_peptide     4181..4569
FT                   /product="non-structural protein ns2b (putative)"
FT   mat_peptide     4570..6439
FT                   /product="NS3 (put. replicase component)"
FT   mat_peptide     6440..7300
FT                   /product="non-structural protein ns4a (putative)"
FT   mat_peptide     7301..7636
FT                   /product="non-structural protein ns4b (putative)"
FT   mat_peptide     7637..>7639
FT                   /partial
FT                   /product="NS5 (put. replicase component)"
XX
SQ   Sequence 10862 BP; 2963 A; 2314 C; 3087 G; 2498 T; 0 other;
     agtaaatcct gtgtgctaat tgaggtgcat tggtctgcaa atcgagttgc taggcaataa        60
     acacatttgg attaatttta atcgttcgtt gagcgattag cagagaactg accagaacat       120
     gtctggtcgt aaagctcagg gaaaaaccct gggcgtcaat atggtacgac gaggagttcg       180
     ctccttgtca aacaaaataa aacaaaaaac aaaacaaatt ggaaacagac ctggaccttc       240
     aagaggtgtt caaggattta tctttttctt tttgttcaac attttgactg gaaaaaagat       300
     cacagcccac ctaaagaggt tgtggaaaat gctggaccca agacaaggct tggctgttct       360
     aaggaaagtc aagagagtgg tggccagttt gatgagagga ttgtcctcaa ggaaacgccg       420
     ttcccatgat gttctgactg tgcaattcct aattttggga atgctgttga tgacgggtgg       480
     agtgaccttg gtgcggaaaa acagatggtt gctcctaaat gtgacatctg aggacctcgg       540
     gaaaacattc tctgtgggca caggcaactg cacaacaaac attttggaag ccaagtactg       600
     gtgcccagac tcaatggaat acaactgtcc caatctcagt ccaagagagg agccagatga       660
     cattgattgc tggtgctatg gggtggaaaa cgttagagtc gcatatggta agtgtgactc       720
     agcaggcagg tctaggaggt caagaagggc cattgacttg cctacgcatg aaaaccatgg       780
     tttgaagacc cggcaagaaa aatggatgac tggaagaatg ggtgaaaggc aactccaaaa       840
     gattgagaga tggttcgtga ggaacccctt ttttgcagtg acggctctga ccattgccta       900
     ccttgtggga agcaacatga cgcaacgagt cgtgattgcc ctactggtct tggctgttgg       960
     tccggcctac tcagctcact gcattggaat tactgacagg gatttcattg agggggtgca      1020
     tggaggaact tgggtttcag ctaccctgga gcaagacaag tgtgtcactg ttatggcccc      1080
     tgacaagcct tcattggaca tctcactaga gacagtagcc attgatagac ctgctgaggt      1140
     gaggaaagtg tgttacaatg cagttctcac tcatgtgaag attaatgaca agtgccccag      1200
     cactggagag gcccacctag ctgaagagaa cgaaggggac aatgcgtgca agcgcactta      1260
     ttctgataga ggctggggca atggctgtgg cctatttggg aaagggagca ttgtggcatg      1320
     cgccaaattc acttgtgcca aatccatgag tttgtttgag gttgatcaga ccaaaattca      1380
     gtatgtcatc agagcacaat tgcatgtagg ggccaagcag gaaaattgga ataccgacat      1440
     taagactctc aagtttgatg ccctgtcagg ctcccaggaa gtcgagttca ttgggtatgg      1500
     aaaagctaca ctggaatgcc aggtgcaaac tgcggtggac tttggtaaca gttacatcgc      1560
     tgagatggaa acagagagct ggatagtgga cagacagtgg gcccaggact tgaccctgcc      1620
     atggcagagt ggaagtggcg gggtgtggag agagatgcat catcttgtcg aatttgaacc      1680
     tccgcatgcc gccactatca gagtactggc cctgggaaac caggaaggct ccttgaaaac      1740
     agctcttact ggcgcaatga gggttacaaa ggacacaaat gacaacaacc tttacaaact      1800
     acatggtgga catgtttctt gcagagtgaa attgtcagct ttgacactca aggggacatc      1860
     ctacaaaata tgcactgaca aaatgttttt tgtcaagaac ccaactgaca ctggccatgg      1920
     cactgttgtg atgcaggtga aagtgtcaaa aggagccccc tgcaggattc cagtgatagt      1980
     agctgatgat cttacagcgg caatcaataa aggcattttg gttacagtta accccatcgc      2040
     ctcaaccaat gatgatgaag tgctgattga ggtgaaccca ccttttggag acagctacat      2100
     tatcgttggg agaggagatt cacgtctcac ttaccagtgg cacaaagagg gaagctcaat      2160
     aggaaagttg ttcactcaga ccatgaaagg cgtggaacgc ctggccgtca tgggagacac      2220
     cgcctgggat ttcagctccg ctggagggtt cttcacttcg gttgggaaag gaattcatac      2280
     ggtgtttggc tctgcctttc aggggctatt tggcggcttg aactggataa caaaggtcat      2340
     catgggggcg gtacttatat gggttggcat caacacaaga aacatgacaa tgtccatgag      2400
     catgatcttg gtaggagtga tcatgatgtt tttgtctcta ggagttgggg cggatcaagg      2460
     atgcgccatc aactttggca agagagagct caagtgcgga gatggtatct tcatatttag      2520
     agactctgat gactggctga acaagtactc atactatcca gaagatcctg tgaagcttgc      2580
     atcaatagtg aaagcctctt ttgaagaagg gaagtgtggc ctaaattcag ttgactccct      2640
     tgagcatgag atgtggagaa gcagggcaga tgagatcaat gccatttttg aggaaaacga      2700
     ggtggacatt tctgttgtcg tgcaggatcc aaagaatgtt taccagagag gaactcatcc      2760
     attttccaga attcgggatg gtctgcagta tggttggaag acttggggta agaaccttgt      2820
     gttctcccca gggaggaaga atggaagctt catcatagat ggaaagtcca ggaaagaatg      2880
     cccgttttca aaccgggtct ggaattcttt ccagatagag gagtttggga cgggagtgtt      2940
     caccacacgc gtgtacatgg acgcagtctt tgaatacacc atagactgcg atggatctat      3000
     cttgggtgca gcggtgaacg gaaaaaagag tgcccatggc tctccaacat tttggatggg      3060
     aagtcatgaa gtaaatggga catggatgat ccacaccttg gaggcattag attacaagga      3120
     gtgtgagtgg ccactgacac atacgattgg aacatcagtt gaagagagtg aaatgttcat      3180
     gccgagatca atcggaggcc cagttagctc tcacaatcat atccctggat acaaggttca      3240
     gacgaacgga ccttggatgc aggtaccact agaagtgaag agagaagctt gcccagggac      3300
     tagcgtgatc attgatggca actgtgatgg acggggaaaa tcaaccagat ccaccacgga      3360
     tagcgggaaa gttattcctg aatggtgttg ccgctcctgc acaatgccgc ctgtgagctt      3420
     ccatggtagt gatgggtgtt ggtatcccat ggaaattagg ccaaggaaaa cgcatgaaag      3480
     ccatctggtg cgctcctggg ttacagctgg agaaatacat gctgtccctt ttggtttggt      3540
     gagcatgatg atagcaatgg aagtggtcct aaggaaaaga cagggaccaa agcaaatgtt      3600
     ggttggagga gtagtgctct tgggagcaat gctggtcggg caagtaactc tccttgattt      3660
     gctgaaactc acagtggctg tgggattgca tttccatgag atgaacaatg gaggagacgc      3720
     catgtatatg gcgttgattg ctgccttttc aatcagacca gggctgctca tcggctttgg      3780
     gctcaggacc ctatggagcc ctcgggaacg ccttgtgctg accctaggag cagccatggt      3840
     ggagattgcc ttgggtggcg tgatgggcgg cctgtggaag tatctaaatg cagtttctct      3900
     ctgcatcctg acaataaatg ctgttgcttc taggaaagca tcaaatacca tcttgcccct      3960
     catggctctg ttgacacctg tcactatggc tgaggtgaga cttgccgcaa tgttcttttg      4020
     tgccgtggtt atcatagggg tccttcacca gaatttcaag gacacctcca tgcagaagac      4080
     tatacctctg gtggccctca cactcacatc ttacctgggc ttgacacaac cttttttggg      4140
     cctgtgtgca tttctggcaa cccgcatatt tgggcgaagg agtatcccag tgaatgaggc      4200
     actcgcagca gctggtctag tgggagtgct ggcaggactg gcttttcagg agatggagaa      4260
     cttccttggt ccgattgcag ttggaggact cctgatgatg ctggttagcg tggctgggag      4320
     ggtggatggg ctagagctca agaagcttgg tgaagtttca tgggaagagg aggcggagat      4380
     cagcgggagt tccgcccgct atgatgtggc actcagtgaa caaggggagt tcaagctgct      4440
     ttctgaagag aaagtgccat gggaccaggt tgtgatgacc tcgctggcct tggttggggc      4500
     tgccctccat ccatttgctc ttctgctggt ccttgctggg tggctgtttc atgtcagggg      4560
     agctaggaga agtggggatg tcttgtggga tattcccact cctaagatca tcgaggaatg      4620
     tgaacatctg gaggatggga tttatggcat attccagtca accttcttgg gggcctccca      4680
     gcgaggagtg ggagtggcac agggaggggt gttccacaca atgtggcatg tcacaagagg      4740
     agctttcctt gtcaggaatg gcaagaagtt gattccatct tgggcttcag taaaggaaga      4800
     ccttgtcgcc tatggtggct catggaagtt ggaaggcaga tgggatggag aggaagaggt      4860
     ccagttgatc gcggctgttc caggaaagaa cgtggtcaac gtccagacaa aaccgagctt      4920
     gttcaaagtg aggaatgggg gagaaatcgg ggctgtcgct cttgactatc cgagtggcac      4980
     ttcaggatct cctattgtta acaggaacgg agaggtgatt gggctgtacg gcaatggcat      5040
     ccttgtcggt gacaactcct tcgtgtccgc catatcccag actgaggtga aggaagaagg      5100
     aaaggaggag ctccaagaga tcccgacaat gctaaagaaa ggaatgacaa ctgtccttga      5160
     ttttcatcct ggagctggga agacaagacg tttcctccca cagatcttgg ccgagtgcgc      5220
     acggagacgc ttgcgcactc ttgtgttggc ccccaccagg gttgttcttt ctgaaatgaa      5280
     ggaggctttt cacggcctgg acgtgaaatt ccacacacag gctttttccg ctcacggcag      5340
     cgggagagaa gtcattgatg ccatgtgcca tgccacccta acttacagga tgttggaacc      5400
     aactagggtt gttaactggg aagtgatcat tatggatgaa gcccattttt tggatccagc      5460
     tagcatagcc gctagaggtt gggcagcgca cagagctagg gcaaatgaaa gtgcaacaat      5520
     cttgatgaca gccacaccgc ctgggactag tgatgaattt ccacattcaa atggtgaaat      5580
     agaagatgtt caaacggaca tacccagtga gccctggaac acagggcatg actggatcct      5640
     agctgacaaa aggcccacgg catggttcct tccatccatc agagctgcaa atgtcatggc      5700
     tgcctctttg cgtaaggctg gaaagagtgt ggtggtcctg aacaggaaaa cctttgagag      5760
     agaatacccc acgataaagc agaagaaacc tgactttata ttggccactg acatagctga      5820
     aatgggagcc aacctttgcg tggagcgagt gctggattgc aggacggctt ttaagcctgt      5880
     gcttgtggat gaagggagga aggtggcaat aaaagggcca cttcgtatct ccgcatcctc      5940
     tgctgctcaa aggagggggc gcattgggag aaatcccaac agagatggag actcatacta      6000
     ctattctgag cctacaagtg aaaataatgc ccaccacgtc tgctggttgg aggcctcaat      6060
     gctcttggac aacatggagg tgaggggtgg aatggtcgcc ccactctatg gcgttgaagg      6120
     aactaaaaca ccagtttccc ctggtgaaat gagactgagg gatgaccaga ggaaagtctt      6180
     cagagaacta gtgaggaatt gtgacctgcc cgtttggctt tcgtggcaag tggccaaggc      6240
     tggtttgaag acgaatgatc gtaagtggtg ttttgaaggc cctgaggaac atgagatctt      6300
     gaatgacagc ggtgaaacag tgaagtgcag ggctcctgga ggagcaaaga agcctctgcg      6360
     cccaaggtgg tgtgatgaaa gggtgtcatc tgaccagagt gcgctgtctg aatttattaa      6420
     gtttgctgaa ggtaggaggg gagctgctga agtgctagtt gtgctgagtg aactccctga      6480
     tttcctggct aaaaaaggtg gagaggcaat ggataccatc agtgtgttcc tccactctga      6540
     ggaaggctct agggcttacc gcaatgcact atcaatgatg cctgaggcaa tgacaatagt      6600
     catgctgttt atactggctg gactactgac atcgggaatg gtcatctttt tcatgtctcc      6660
     caaaggcatc agtagaatgt ctatggcgat gggcacaatg gccggctgtg gatatctcat      6720
     gttccttgga ggcgtcaaac ccactcacat ctcctatgtc atgctcatat tctttgtcct      6780
     gatggtggtt gtgatccccg agccagggca acaaaggtcc atccaagaca accaagtggc      6840
     atacctcatt attggcatcc tgacgctggt ttcagcggtg gcagccaacg agctaggcat      6900
     gctggagaaa accaaagagg acctctttgg gaagaagaac ttaattccat ctagtgcttc      6960
     accctggagt tggccggatc ttgacctgaa gccaggagct gcctggacag tgtacgttgg      7020
     cattgttaca atgctctctc caatgttgca ccactggatc aaagtcgaat atggcaacct      7080
     gtctctgtct ggaatagccc agtcagcctc agtcctttct ttcatggaca aggggatacc      7140
     attcatgaag atgaatatct cggtcataat gctgctggtc agtggctgga attcaataac      7200
     agtgatgcct ctgctctgtg gcatagggtg cgccatgctc cactggtctc tcattttacc      7260
     tggaatcaaa gcgcagcagt caaagcttgc acagagaagg gtgttccatg gcgttgccga      7320
     gaaccctgtg gttgatggga atccaacagt tgacattgag gaagctcctg aaatgcctgc      7380
     cctttatgag aagaaactgg ctctatatct ccttcttgct ctcagcctag cttctgttgc      7440
     catgtgcaga acgccctttt cattggctga aggcattgtc ctagcatcag ctgccttagg      7500
     gccgctcata gagggaaaca ccagccttct ttggaatgga cccatggctg tctccatgac      7560
     aggagtcatg agggggaatc actatgcttt tgtgggagtc atgtacaatc tatggaagat      7620
     gaaaactgga cgccggggga gcgcgaatgg aaaaactttg ggtgaagtct ggaagaggga      7680
     actgaatctg ttggacaagc gacagtttga gttgtataaa aggaccgaca ttgtggaggt      7740
     ggatcgtgat acggcacgca ggcatttggc cgaagggaag gtggacaccg gggtggcggt      7800
     ctccaggggg accgcaaagt taaggtggtt ccatgagcgt ggctatgtca agctggaagg      7860
     tagggtgatt gacctggggt gtggccgcgg aggctggtgt tactacgctg ctgcgcaaaa      7920
     ggaagtgagt ggggtcaaag gatttactct tggaagagac ggccatgaga aacccatgaa      7980
     tgtgcaaagt ctgggatgga acatcatcac cttcaaggac aaaactgata tccaccgcct      8040
     agaaccagtg aaatgtgaca cccttttgtg tgacattgga gagtcatcat cgtcatcggt      8100
     cacagagggg gaaaggaccg tgagagttct tgatactgta gaaaaatggc tggcttgtgg      8160
     ggttgacaac ttctgtgtga aggtgttagc tccatacatg ccagatgttc tcgagaaact      8220
     ggaattgctc caaaggaggt ttggcggaac agtgatcagg aaccctctct ccaggaattc      8280
     cactcatgaa atgtactacg tgtctggagc ccgcagcaat gtcacattta ctgtgaacca      8340
     aacatcccgc ctcctgatga ggagaatgag gcgtccaact ggaaaagtga ccctggaggc      8400
     tgacgtcatc ctcccaattg ggacacgcag tgttgagaca gacaagggac ccctggacaa      8460
     agaggccata gaagaaaggg ttgagaggat aaaatctgag tacatgacct cttggtttta      8520
     tgacaatgac aacccctaca ggacctggca ctactgtggc tcctatgtca caaaaacctc      8580
     aggaagtgcg gcgagcatgg taaatggtgt tattaaaatt ctgacatatc catgggacag      8640
     gatagaggag gtcacaagaa tggcaatgac tgacacaacc ccttttggac agcaaagagt      8700
     gtttaaagaa aaagttgaca ccagagcaaa ggatccacca gcgggaacta ggaagatcat      8760
     gaaagttgtc aacaggtggc tgttccgcca cctggccaga gaaaagaacc ccagactgtg      8820
     cacaaaggaa gaatttattg caaaagtccg aagtcatgca gccattggag cttacctgga      8880
     agaacaagaa cagtggaaga ctgccaatga ggctgtccaa gacccaaagt tctgggaact      8940
     ggtggatgaa gaaaggaagc tgcaccaaca aggcaggtgt cggacttgtg tgtacaacat      9000
     gatggggaaa agagagaaga agctgtcaga gtttgggaaa gcaaagggaa gccgtgccat      9060
     atggtatatg tggctgggag cgcggtatct tgagtttgag gccctgggat tcctgaatga      9120
     ggaccattgg gcttccaggg aaaactcagg aggaggagtg gaaggcattg gcttacaata      9180
     cctaggatat gtgatcagag acctggctgc aatggatggt ggtggattct acgcggatga      9240
     caccgctgga tgggacacgc gcatcacaga ggcagacctt gatgatgaac aggagatctt      9300
     gaactacatg agcccacatc acaaaaaact ggcacaagca gtgatggaaa tgacatacaa      9360
     gaacaaagtg gtgaaagtgt tgagaccagc cccaggaggg aaagcctaca tggatgtcat      9420
     aagtcgacga gaccagagag gatccgggca ggtagtgact tatgctctga acaccatcac      9480
     caacttgaaa gtccaattga tcagaatggc agaagcagag atggtgatac atcaccaaca      9540
     tgttcaagat tgtgatgaat cagttctgac caggctggag gcatggctca ctgagcacgg      9600
     atgtgacaga ctgaagagga tggcggtgag tggagacgac tgtgtggtcc ggcccatcga      9660
     tgacaggttc ggcctggccc tgtcccatct caacgccatg tccaaggtta gaaaggacat      9720
     atctgaatgg cagccatcaa aagggtggaa tgattgggag aatgtgccct tctgttccca      9780
     ccacttccat gaactacagc tgaaggatgg caggaggatt gtggtgcctt gccgagaaca      9840
     ggacgagctc attgggagag gaagggtgtc tccaggaaac ggctggatga tcaaggaaac      9900
     agcttgcctc agcaaagcct atgccaacat gtggtcactg atgtattttc acaaaaggga      9960
     catgaggcta ctgtcattgg ctgtttcctc agctgttccc acctcatggg ttccacaagg     10020
     acgcacaaca tggtcgattc atgggaaagg ggagtggatg accacggaag acatgcttga     10080
     ggtgtggaac agagtatgga taaccaacaa cccacacatg caggacaaga caatggtgaa     10140
     aaaatggaga gatgtccctt atctaaccaa gagacaagac aagctgtgcg gatcactgat     10200
     tggaatgacc aatagggcca cctgggcctc ccacatccat ttagtcatcc atcgtatccg     10260
     aacgctgatt ggacaggaga aatacactga ctacctaaca gtcatggaca ggtattctgt     10320
     ggatgctgac ctgcaactgg gtgagcttat ctgaaacacc atctaacagg aataaccggg     10380
     atacaaacca cgggtggaga accggactcc ccacaacctg aaaccgggat ataaaccacg     10440
     gctggagaac cgggctccgc acttaaaatg aaacagaaac cgggataaaa actacggatg     10500
     gagaaccgga ctccacacat tgagacagaa gaagttgtca gcccagaacc ccacacgagt     10560
     tttgccactg ctaagctgtg aggcagtgca ggctgggaca gccgacctcc aggttgcgaa     10620
     aaacctggtt tctgggacct cccaccccag agtaaaaaga acggagcctc cgctaccacc     10680
     ctcccacgtg gtggtagaaa gacggggtct agaggttaga ggagaccctc cagggaacaa     10740
     atagtgggac catattgacg ccagggaaag accggagtgg ttctctgctt ttcctccaga     10800
     ggtctgtgag cacagtttgc tcaagaataa gcagaccttt ggatgacaaa cacaaaacca     10860
     ct                                                                    10862