Table 2.

FV gene amplification and sequencing primers

PrimerSequence (5′-3′)PositionPCR product (bp)Annealing (°C)
Promoter HCVP-F CTATGCTGCAGCTTAGCTGG −684 to −665* 597 58 
 HCVP-R GCTGCAATGAGCTCTAGAGG −88 to −107*   
Exon 1 HCFV-1F AGGACGCTGCCACCCACAG −126 to −108* 309 64 
 HCFV-1R CACCCGGACTCCACACCTG intron 1, nt +25 to +7   
Exon 2 HCFV-2F GTGAACAAATAGTTATCACAACAGG intron 1, nt −223 to −199 383 59 
 HCFV-2R TGCATGTGAATGCCAAATTACC intron 2, nt +68 to +47   
Exon 3 HCFV-3F GATGACCCTGAATACAGACATAG intron 2, nt −44 to −22 228 59 
 HCFV-3R GATGCTGGTATTAAAGACTTAGAC intron 3, nt +61 to +38   
Exon 4 HCFV-4F ACTGCCCACATGTCTTGATGG intron 3, nt −36 to −16 311 58 
 HCFV-4R TGACAGAACTCCTGACCATTCC intron 4, nt +62 to +41   
Exon 5 HCFV-5F CTGCAGTGCTACTGAAAACATG intron 4, nt −37 to −16 306 58 
 HCFV-5R TCCTTCTTGATAGGGAGTTGC intron 5, nt +125 to +105   
Exon 6 HCFV-6F GCCTAATCCTTTAGCAATCCCTG intron 5, nt −290 to −268 547 58 
 HCFV-6R CATTGAGAAGCAAGACTGTCAGG intron 6, nt +35 to +13   
Exon 7 HCFV-7F GAGTTATTTCATTGTCTTTCTGTCC intron 6, nt −33 to −9 241 58 
 HCFV-7R GTCTTGAACCTTTGCCCAG intron 7, nt +42 to +24   
Exon 8 HCFV-8F GCAGAATGTTTAAGCACAAGG intron 7, nt −87 to −67 306 56 
 HCFV-8R CTATGTAATTTCTCCCATGATTCTG intron 8, nt +41 to +17   
Exon 9 HCFV-9F GATGACTTCAAAGACAGTGTCC intron 8, nt −422 to −401 550 56 
 HCFV-9R GGATTCAGTAGAAGTGAAAGATTC intron 9, nt +28 to +5   
Exon 10 HCFV-10F ATGACAAGTTAATGGGTGCAGC intron 9, nt −227 to −206 541 58 
 FV-10R CTTGAAGGAAATGCCCCATTA intron 10, nts +99 to +79   
Exon 11 HCFV-11F TGGTCTATGCGTCTGTTCTTGTAC intron 10, nt −50 to −27 250 62 
 HCFV-11R CAACCACAGGAATGAAAAACTG intron 11, nt +49 to +28   
Exon 12 HCFV-12F CATAGACTTGGAATTTTAACAG intron 11, nt −37 to −16 286 50 
 HCFV-12R CAAGCTTCCTCTGTGAGTGTC intron 12, nt +36 to +16   
Exon 13a HCFV-13aF TCCCAGACTTCCAGATCTCTC intron 12, nt −44 to −24 605 60 
 HCFV-13aR CTGTGACATCTGGCTGTAGAGG exon 13, nt 2626 to 2605   
Exon 13b HCFV-13bF CCAGCCCATATTCTGAAGACC exon 13, nt 2573 to 2593 608 60 
 HCFV-13bR TCGTGTCTTAATGAGAAACTGGC exon 13, nt 3180 to 3158   
Exon 13c HCFV-13cF TCTACAAGTAAGACAGGATGGAGG exon 13, nt 3114 to 3137 626 60 
 HCFV-13cR GTTCTGGAGAGAGAGTCGTGTG exon 13, nt 3739 to 3718   
Exon 13d HCFV-L13F1 CAAGTCCTTCCCCACAGATATA exon 13, nt 3579 to 3600 1002 59 
 HCFV-L13R2 GTAGGAGATGAAGGAGATGG exon 13, nt 4580 to 4561   
 HCFV-L13F2 ATGCCCCTCTTTGCAGATCT,2-153 exon 13, nt 4261 to 4280   
 HCFV-L13R1 AGATCTGCAAAGAGGGGCAT,2-153 exon 13, nt 4280 to 4261   
Exon 13e HCFV-13eF CTTCTGAATCTAGTCAGTCATTGC exon 13, nt 4487 to 4510 450 60 
 HCFV-13eR TTCAGCAGTAATGGAAAAATGAG intron 13, nt +50 to +28   
Exon 14 HCFV-14F CTGACCTCATGGCACTTATACC intron 13, nt −408 to −387 615 56 
 HCFV-14R CCGAAGATCTTAGCAGTGCTC intron 14, nt +32 to +12   
Exon 15 HCFV-15F2 GGCCATATCTCACAGGATGG intron 14, nt −177 to −158 600 56 
 HCFV-15R GTCATCTGAAGAGCTGCATGG intron 15, nt +186 to +166   
Exon 16 HCFV-16F AGTGCATGGTAAGCACTTGG intron 15, nt −381 to −362 761 55 
 HCFV-16R2 ACCTGCCAGATTACATCAGC intron 16, nt +169 to +150   
Exon 17 HCFV-17F2 CCTTTCCATGGCTAGGTAGG intron 16, nt −139 to −120 356 55 
 HCFV-17R TCTTAGCAGGGACCTCTTCC intron 17, nt +37 to +18   
Exon 18 HCFV-18F GAAAGCCTCTTGTGAAGCAGG intron 17, nt −104 to −84 388 58 
 HCFV-18R2 TTCAATGCAATCAGACCATGG intron 18, nt +167 to +147   
Exon 19 HCFV-19F ATTGAGTCAGAAACATAATCCC intron 18, nt −95 to −74 222 58 
 HCFV-19R GCATGCTGCACAACTGTAGG intron 19, nt +55 to +36   
Exon 20 HCFV-20F AAGGATCTGGTTTTCCACTGG intron 19, nt −93 to −73 366 57 
 HCFV-20R2 ACCTCAGAGGGTTGATTTTAAGG intron 20, nt +169 to +147   
Exon 21 HCFV-21F GCAGTGTGTGACTTGTTGAC intron 20, nt −57 to −38 241 58 
 HCFV-21R AGATTCAGATAGAAATATGCACAC intron 21, nt +28 to +5   
Exon 22 HCFV-22F TCTTCCTGGAACTGGAATTATCC intron 21, nt −165 to −143 360 57 
 HCFV-22R TCTTGATTCTTTGAGTGGCAGTG intron 22, nt +50 to +28   
Exon 23 HCFV-23F2 TGAGAACAGTATTTGGCACTTGG intron 22, nt −162 to −140 398 58 
 HCFV-23R CCAGATCCTCCATGTTTGTGG intron 23, nt +84 to +64   
Exon 24 HCFV-24F AAGCAAAGGTTTTAACATCTTCC intron 23, nt −52 to −30 258 56 
 HCFV-24R TCTTTGCCCAGATGCCAC intron 24, nt +23 to +6   
Exon 25 HCFV-25F CAGTCATACAGCTAATACAGACG intron 24, nt −441 to −419 630 58  
 HCFV-25R GGTCTTAAAGAGTCTCTTCCAGG exon 25, nt +42 to +202-154   
PrimerSequence (5′-3′)PositionPCR product (bp)Annealing (°C)
Promoter HCVP-F CTATGCTGCAGCTTAGCTGG −684 to −665* 597 58 
 HCVP-R GCTGCAATGAGCTCTAGAGG −88 to −107*   
Exon 1 HCFV-1F AGGACGCTGCCACCCACAG −126 to −108* 309 64 
 HCFV-1R CACCCGGACTCCACACCTG intron 1, nt +25 to +7   
Exon 2 HCFV-2F GTGAACAAATAGTTATCACAACAGG intron 1, nt −223 to −199 383 59 
 HCFV-2R TGCATGTGAATGCCAAATTACC intron 2, nt +68 to +47   
Exon 3 HCFV-3F GATGACCCTGAATACAGACATAG intron 2, nt −44 to −22 228 59 
 HCFV-3R GATGCTGGTATTAAAGACTTAGAC intron 3, nt +61 to +38   
Exon 4 HCFV-4F ACTGCCCACATGTCTTGATGG intron 3, nt −36 to −16 311 58 
 HCFV-4R TGACAGAACTCCTGACCATTCC intron 4, nt +62 to +41   
Exon 5 HCFV-5F CTGCAGTGCTACTGAAAACATG intron 4, nt −37 to −16 306 58 
 HCFV-5R TCCTTCTTGATAGGGAGTTGC intron 5, nt +125 to +105   
Exon 6 HCFV-6F GCCTAATCCTTTAGCAATCCCTG intron 5, nt −290 to −268 547 58 
 HCFV-6R CATTGAGAAGCAAGACTGTCAGG intron 6, nt +35 to +13   
Exon 7 HCFV-7F GAGTTATTTCATTGTCTTTCTGTCC intron 6, nt −33 to −9 241 58 
 HCFV-7R GTCTTGAACCTTTGCCCAG intron 7, nt +42 to +24   
Exon 8 HCFV-8F GCAGAATGTTTAAGCACAAGG intron 7, nt −87 to −67 306 56 
 HCFV-8R CTATGTAATTTCTCCCATGATTCTG intron 8, nt +41 to +17   
Exon 9 HCFV-9F GATGACTTCAAAGACAGTGTCC intron 8, nt −422 to −401 550 56 
 HCFV-9R GGATTCAGTAGAAGTGAAAGATTC intron 9, nt +28 to +5   
Exon 10 HCFV-10F ATGACAAGTTAATGGGTGCAGC intron 9, nt −227 to −206 541 58 
 FV-10R CTTGAAGGAAATGCCCCATTA intron 10, nts +99 to +79   
Exon 11 HCFV-11F TGGTCTATGCGTCTGTTCTTGTAC intron 10, nt −50 to −27 250 62 
 HCFV-11R CAACCACAGGAATGAAAAACTG intron 11, nt +49 to +28   
Exon 12 HCFV-12F CATAGACTTGGAATTTTAACAG intron 11, nt −37 to −16 286 50 
 HCFV-12R CAAGCTTCCTCTGTGAGTGTC intron 12, nt +36 to +16   
Exon 13a HCFV-13aF TCCCAGACTTCCAGATCTCTC intron 12, nt −44 to −24 605 60 
 HCFV-13aR CTGTGACATCTGGCTGTAGAGG exon 13, nt 2626 to 2605   
Exon 13b HCFV-13bF CCAGCCCATATTCTGAAGACC exon 13, nt 2573 to 2593 608 60 
 HCFV-13bR TCGTGTCTTAATGAGAAACTGGC exon 13, nt 3180 to 3158   
Exon 13c HCFV-13cF TCTACAAGTAAGACAGGATGGAGG exon 13, nt 3114 to 3137 626 60 
 HCFV-13cR GTTCTGGAGAGAGAGTCGTGTG exon 13, nt 3739 to 3718   
Exon 13d HCFV-L13F1 CAAGTCCTTCCCCACAGATATA exon 13, nt 3579 to 3600 1002 59 
 HCFV-L13R2 GTAGGAGATGAAGGAGATGG exon 13, nt 4580 to 4561   
 HCFV-L13F2 ATGCCCCTCTTTGCAGATCT,2-153 exon 13, nt 4261 to 4280   
 HCFV-L13R1 AGATCTGCAAAGAGGGGCAT,2-153 exon 13, nt 4280 to 4261   
Exon 13e HCFV-13eF CTTCTGAATCTAGTCAGTCATTGC exon 13, nt 4487 to 4510 450 60 
 HCFV-13eR TTCAGCAGTAATGGAAAAATGAG intron 13, nt +50 to +28   
Exon 14 HCFV-14F CTGACCTCATGGCACTTATACC intron 13, nt −408 to −387 615 56 
 HCFV-14R CCGAAGATCTTAGCAGTGCTC intron 14, nt +32 to +12   
Exon 15 HCFV-15F2 GGCCATATCTCACAGGATGG intron 14, nt −177 to −158 600 56 
 HCFV-15R GTCATCTGAAGAGCTGCATGG intron 15, nt +186 to +166   
Exon 16 HCFV-16F AGTGCATGGTAAGCACTTGG intron 15, nt −381 to −362 761 55 
 HCFV-16R2 ACCTGCCAGATTACATCAGC intron 16, nt +169 to +150   
Exon 17 HCFV-17F2 CCTTTCCATGGCTAGGTAGG intron 16, nt −139 to −120 356 55 
 HCFV-17R TCTTAGCAGGGACCTCTTCC intron 17, nt +37 to +18   
Exon 18 HCFV-18F GAAAGCCTCTTGTGAAGCAGG intron 17, nt −104 to −84 388 58 
 HCFV-18R2 TTCAATGCAATCAGACCATGG intron 18, nt +167 to +147   
Exon 19 HCFV-19F ATTGAGTCAGAAACATAATCCC intron 18, nt −95 to −74 222 58 
 HCFV-19R GCATGCTGCACAACTGTAGG intron 19, nt +55 to +36   
Exon 20 HCFV-20F AAGGATCTGGTTTTCCACTGG intron 19, nt −93 to −73 366 57 
 HCFV-20R2 ACCTCAGAGGGTTGATTTTAAGG intron 20, nt +169 to +147   
Exon 21 HCFV-21F GCAGTGTGTGACTTGTTGAC intron 20, nt −57 to −38 241 58 
 HCFV-21R AGATTCAGATAGAAATATGCACAC intron 21, nt +28 to +5   
Exon 22 HCFV-22F TCTTCCTGGAACTGGAATTATCC intron 21, nt −165 to −143 360 57 
 HCFV-22R TCTTGATTCTTTGAGTGGCAGTG intron 22, nt +50 to +28   
Exon 23 HCFV-23F2 TGAGAACAGTATTTGGCACTTGG intron 22, nt −162 to −140 398 58 
 HCFV-23R CCAGATCCTCCATGTTTGTGG intron 23, nt +84 to +64   
Exon 24 HCFV-24F AAGCAAAGGTTTTAACATCTTCC intron 23, nt −52 to −30 258 56 
 HCFV-24R TCTTTGCCCAGATGCCAC intron 24, nt +23 to +6   
Exon 25 HCFV-25F CAGTCATACAGCTAATACAGACG intron 24, nt −441 to −419 630 58  
 HCFV-25R GGTCTTAAAGAGTCTCTTCCAGG exon 25, nt +42 to +202-154   
*

Relative to the start codon (reference 14).

From reference 63.

From reference 60.

F2-153

Additional primers used for DNA sequence analysis of exon 13d.

F2-154

Relative to the termination codon (reference 14).

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