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PCR primers for off-targets of CTCCGCGGTCGCCGTCGACA CGG

In the table below, Illumina Nextera Handle sequences have been added and highlighted in bold. Primers for the on-target have been added for convenience. The table below is sorted by the CFD off-target score. Sites with very low CFD scores < 0.02 are unlikely to be cleaved, see our study Haeussler et al. 2016, Figure 2.

In the protocol by Matthew Canver, Harvard, two PCRs are run: one PCR to amplify the potential off-target, then a second PCR to extend the handles with Illumina barcodes. Please click here to download the protocol. Alternatively, you can have a look at Fu et al, 2014.

If a primer was not found, the reason is usually that the region around the off-target is too repetitive. To avoid unspecific primers, all repeats are masked for the primer design (not for off-target search). If you think that we should change the parameters here or should use different primer3 settings, please let us know.

Maximum amplicon length:     Primer Tm:

NamePrimer Sequence Tm CFD Score
ontarget_mm0_exon_5730457N03Rik/Evx1_chr6_52313697_F TCGTCGGCAGCGTCCGCATCACAAGGTGACCCTA 59.7 1.00
ontarget_mm0_exon_5730457N03Rik/Evx1_chr6_52313697_R GTCTCGTGGGCTCGGCTCCTAATCCCAGGCTCCCT 60.1 1.00
mm4_intron_Rbp1_chr9_98429432_F TCGTCGGCAGCGTCGAGGTGCACAGGACCATAGG 59.8 0.49
mm4_intron_Rbp1_chr9_98429432_R GTCTCGTGGGCTCGGCCAGACTGGAAAAGTGGGCT 59.8 0.49
mm4_exon_Sqle_chr15_59315970_F TCGTCGGCAGCGTCCTGGTGTTCCTGTCGCTGG 60.6 0.36
mm4_exon_Sqle_chr15_59315970_R GTCTCGTGGGCTCGGTATCCGAGAAGGCAGCGAAC 59.8 0.36
mm3_exon_Ctsc_chr7_88278183_F TCGTCGGCAGCGTCCCATCGAGTGGTGTTCCAGTT 60.2 0.23
mm3_exon_Ctsc_chr7_88278183_R GTCTCGTGGGCTCGGGTGCAGACTCCCAAAAGCAC 59.6 0.23
mm4_intron_E2f7_chr10_110765978_F TCGTCGGCAGCGTCCAAACCCAGACAGACCCCTT 59.5 0.13
mm4_intron_E2f7_chr10_110765978_R GTCTCGTGGGCTCGGAAATGCACAGCGATCACACC 59.4 0.13
mm4_intergenic_Hnrnpa0|1700066J03Rik_chr13_58128755_F Primer3: not found at this Tm N.d. 0.07
mm4_intergenic_Hnrnpa0|1700066J03Rik_chr13_58128755_R Primer3: not found at this Tm N.d. 0.07
mm4_intergenic_Uvrag|Gm23479_chr7_98908413_F TCGTCGGCAGCGTCGGCTCACAAAGGAACACAGC 59.6 0.05
mm4_intergenic_Uvrag|Gm23479_chr7_98908413_R GTCTCGTGGGCTCGGCCCACAATACAGACATCTCTCCT 59.2 0.05
mm4_intergenic_Fndc3a|Cysltr2_chr14_72710556_F TCGTCGGCAGCGTCGGACCAGCCGAATCTAGTGG 59.8 0.04
mm4_intergenic_Fndc3a|Cysltr2_chr14_72710556_R GTCTCGTGGGCTCGGTAAGGAAATTGTCGCCGCCT 60.0 0.04
mm4_exon_Stard3nl_chr13_19395744_F TCGTCGGCAGCGTCCGGAAAGACAGCCTACCTCC 59.8 0.03
mm4_exon_Stard3nl_chr13_19395744_R GTCTCGTGGGCTCGGGTTGACGTCACGGACAGGG 60.6 0.03
mm4_exon_Strap_chr6_137735335_F TCGTCGGCAGCGTCGCAGAGAAGGAGGACGACC 59.4 0.02
mm4_exon_Strap_chr6_137735335_R GTCTCGTGGGCTCGGCTGAAGGCCAAATCCACCAC 59.1 0.02
mm4_intron_Lmna_chr3_88483080_F TCGTCGGCAGCGTCGTGTGCATGCAATGGGAGTG 60.1 0.02
mm4_intron_Lmna_chr3_88483080_R GTCTCGTGGGCTCGGGGAGTGGGGACTTGCTGATG 60.3 0.02
mm4_exon_Gm10676/Mypop_chr7_18992107_F Primer3: not found at this Tm N.d. 0.01
mm4_exon_Gm10676/Mypop_chr7_18992107_R Primer3: not found at this Tm N.d. 0.01
mm4_exon_Alms1_chr6_85587748_F TCGTCGGCAGCGTCCCTGAGGACCTGCCGTGG 62.0 0.01
mm4_exon_Alms1_chr6_85587748_R GTCTCGTGGGCTCGGTCTCCTCAGAGGTCAGGGC 59.9 0.01
mm4_exon_Cacna2d1_chr5_15934688_F Primer3: not found at this Tm N.d. 0.01
mm4_exon_Cacna2d1_chr5_15934688_R Primer3: not found at this Tm N.d. 0.01
mm4_intergenic_Calm2|Gm26005_chr17_87447157_F Primer3: not found at this Tm N.d. 0.01
mm4_intergenic_Calm2|Gm26005_chr17_87447157_R Primer3: not found at this Tm N.d. 0.01
mm4_exon_Kcnq3_chr15_66286103_F TCGTCGGCAGCGTCGACTTGCTCCACGTCTCCTG 60.3 0.00
mm4_exon_Kcnq3_chr15_66286103_R GTCTCGTGGGCTCGGCGCTAACCCTGCTGGAGG 59.8 0.00

Off-target amplicon sequences with primers

These only list off-targets that have primers in the table above. Primers underlined, off-targets in bold.

ontarget_mm0_exon_5730457N03Rik/Evx1_chr6_52313697 CGCATCACAAGGTGACCCTAGCTCCCCACTGCCATCTCCGCGGTCGCCGTCGACACGGCGCTGGGGCTACCCGGCGCCTG
CCTTGTCGCCTTAGCTCCTCTTCTCAGCCAAGATCCCAGGGAGCCTGGGATTAGGAG
mm4_intron_Rbp1_chr9_98429432 GAGGTGCACAGGACCATAGGTCACTGACTCTAGCCTACCTCCCCCGCCACCGTCGACATGGTCTAGGATTGCATGAGCTG
TCTCTGTGTCCCTAGAGCTCTTAGCCCACTTTTCCAGTCTGG
mm4_exon_Sqle_chr15_59315970 CTGGTGTTCCTGTCGCTGGGCCTGGTGCTCTCCTACCGCTGTCGCCATCGACACGGGGGCCTCCTTGGCCGCCATCAGAG
CGGCGCCCAGTTCGCTGCCTTCTCGGATA
mm3_exon_Ctsc_chr7_88278183 CCATCGAGTGGTGTTCCAGTTGAACTTGCTTTCTCTGCCATCTGCTCCGCGGGCGCCGTCAGCATGGGTCCCTGGACCCA
CTCCTTGCGCGCCGTCCTGCTGCTGGTGCTTTTGGGAGTCTGCAC
mm4_intron_E2f7_chr10_110765978 CAAACCCAGACAGACCCCTTACTCCATACCTCCGAGGTTACCGTGGACAGGGAGGCAGAACGCACCCGGAGAGCGCAGGC
CAGGGAGGGTGTGATCGCTGTGCATTT
mm4_intergenic_Uvrag|Gm23479_chr7_98908413 GGCTCACAAAGGAACACAGCATCTCCTTTGCTCAGACTGGAGCCTCTTGATTACAGCTCCGAGGTCGCCCACCACACGGG
TCTGCAGTTTTCAGCAGAGAATACAGGAGAGATGTCTGTATTGTGGG
mm4_intergenic_Fndc3a|Cysltr2_chr14_72710556 GGACCAGCCGAATCTAGTGGAAACCCGTTACCTTGACGTCTGCCACCGCGGAGAGCGAAGCGGAGGCGGCGACAATTTCC
TTA
mm4_exon_Stard3nl_chr13_19395744 CGGAAAGACAGCCTACCTCCTCCGCGGCGCGAGCCGCCCGCCGGCCTGCAGACACGGCTCCGCGGTCCCCGCCGGCGGGG
CTGGGGCGGGGCTGCAGGGCGGGACCCTGTCCGTGACGTCAAC
mm4_exon_Strap_chr6_137735335 GCAGAGAAGGAGGACGACCGCGACCCTCGGTCCCCGCTCCGCGTCACCGCGCTCGCCGCCGCCATGGCCATGAGGCAGAC
GCCGCTCACTTGCTCGGGCCACACGCGGCCCGTGGTGGATTTGGCCTTCAG
mm4_intron_Lmna_chr3_88483080 GTGTGCATGCAATGGGAGTGAGGAAGAGAGGCAGGGCTGGGGCCACCTCTGTCCTCCCAGCCCCTTCCCAGGACACAAAT
CCAGAACCCTGTCCACTGCCACCGTGGAGTATCCATGGCATCAGCAAGTCCCCACTCC
mm4_exon_Alms1_chr6_85587748 CCTGAGGACCTGCCGTGGCCTGACGAGCTNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN
NNNNNNNNNNNNNAACGCCTCGGCGGCGGCGACCGAGGAGGCCCTGACCTCTGAGGAGA
mm4_exon_Kcnq3_chr15_66286103 GACTTGCTCCACGTCTCCTGGCGCCAGCCCCACTTTCCGCTCCTCGTCGCCGGCCACCGCCGAGTCCCCTCCAGCAGGGT
TAGCG

Input file for Crispresso

Crispresso, written by Luca Pinello, is a software package to quantify the Cas9-induced mutations on off- or on-targets.

Click here to download an amplicon input file for Crispresso. For each off-target, it includes the off-target name, its PCR amplicon and the guide sequence. Keep a copy of this file.

After sequencing, run CRISPRessoPooled. The tool will map the reads to the amplicons and analyse the mutations:
CRISPRessoPooled -r1 Reads1.fastq.gz -r2 Reads2.fastq.gz -f crisporAmplicons_mN1FkRligAThyqKv3eg3.txt --name MY_EXPERIMENT

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