Unconfigured Ad

Collapse
X
 
  • Time
  • Show
Clear All
new posts

  • Jenny Russ
    replied
    mRNA-Seq adapter sequences?

    The sequences above are really helpful. Does anyone also have the sequences for mRNA-Seq? This would be really great!!!

    Leave a comment:


  • swaroom
    replied
    What conditions do I use to anneal the adapters and what concentration is optimal for ligation of adapters to the fragmented genomic DNA. I am ordering the Illumina primers through Invitrogen. :
    Last edited by swaroom; 10-06-2008, 07:43 AM.

    Leave a comment:


  • sci_guy
    replied
    Illumina adaptors need 5' phosphorylation for the ligation. The newer SOLiD protocol uses a "nick translation" like step where the "nick" left over from ligating primers without a 5'-phosphate is translated to (or near enough to) the primer terminus. One strand will ligate as there is a 5' phosphate on the end repaired template DNA. The SOLiD adaptors are blunt-ended on the termini designed for ligation, whereas the Illumina adaptors use a T overhang to create incompatible ends. If the SOLiD primers had 5' phosphate groups there would be a LOT of P1-P2, P1-P1 or P2-P2 ligated product; hence the nick translation like step. Nice clever twist.

    Leave a comment:


  • sigusn
    replied
    Can someone explain to me why the Illumina adapters need to be 5´-phosphorylated? In the very similar SOLiD sample prep protocol the adapters are not phosphorylated.

    Leave a comment:


  • dandestroy
    replied
    Sorry for the small font, but that's the only way I could make it fit


    Paired-end DNA

    PE Adapter1:
    5' -------------------- -----ACACTCTTTCCCTAC ACGACGCTCTTCCGATCT (-) -------------------- -------------------- -------------------- - 3'
    3' -------------------- -----TGTGAGAAAGGGATG TGCTGCGAGAAGGCTAGp (-) -------------------- -------------------- -------------------- - 5'
    PE Adapter2:
    5' -------------------- -------------------- ------------------ (-) pGATCGGAAGAGCGGTTCAG CAGGAATGCCGAG------- -------------------- - 3'
    3' -------------------- -------------------- ------------------ (-) TCTAGCCTTCTCGCCAAGTC GTCCTTACGGCTC------- -------------------- - 5'
    PE PCR Primer1:
    5' AATGATACGGCGACCACCGA GATCTACACTCTTTCCCTAC ACGACGCTCTTCCGATCT (-) -------------------- -------------------- -------------------- - 3'
    3' -------------------- -------------------- ------------------ (-) -------------------- -------------------- -------------------- - 5'
    PE PCR Primer2:
    5' -------------------- -------------------- ------------------ (-) -------------------- -------------------- -------------------- - 3'
    3' -------------------- -------------------- ------------------ (-) TCTAGCCTTCTCGCCAAGTC GTCCTTACGGCTCTGGCTAG AGCATACGGCAGAAGACGAA C 5'
    Result Library:
    5' AATGATACGGCGACCACCGA GATCTACACTCTTTCCCTAC ACGACGCTCTTCCGATCT (N) AGATCGGAAGAGCGGTTCAG CAGGAATGCCGAGACCGATC TCGTATGCCGTCTTCTGCTT G 3'
    3' TTACTATGCCGCTGGTGGCT CTAGATGTGAGAAAGGGATG TGCTGCGAGAAGGCTAGA (N) TCTAGCCTTCTCGCCAAGTC GTCCTTACGGCTCTGGCTAG AGCATACGGCAGAAGACGAA C 5'
    PE DNA Sequencing Primer1
    5' -------------------- -----ACACTCTTTCCCTAC ACGACGCTCTTCCGATCT (-) -------------------- -------------------- -------------------- - 3'
    3' -------------------- -------------------- ------------------ (-) -------------------- -------------------- -------------------- - 5'
    PE DNA Sequencing Primer2
    5' -------------------- -------------------- ------------------ (-) -------------------- -------------------- -------------------- - 3'
    3' -------------------- -------------------- ------------------ (-) TCTAGCCTTCTCGCCAAGTC GTCCTTACGGCTCTGGC--- -------------------- - 5'
    Last edited by dandestroy; 09-18-2008, 07:22 PM.

    Leave a comment:


  • sci_guy
    replied
    The P.E adaptors/primers have been added at the original link.

    Leave a comment:


  • tec
    replied
    Hello,
    just one question.

    We want to synthesize the adapters by ourselves.
    Its necessary to phosphorylate the 5' end of the adapters additional?
    (there is still no 5' phosphate?)

    Thanks a lot!

    Leave a comment:


  • ECO
    replied
    Thanks Horigen! That definitely clarifies things!

    If anyone is having trouble viewing, make sure your browser is as wide as it can go.

    Leave a comment:


  • horigen
    replied
    Very useful!
    I refined these sequences. Hopes they're clearer.


    Genomic DNA

    Adapter:
    5' -------------------- -----ACACTCTTTCCCTAC ACGACGCTCTTCCGATCT (-) -------------------- -------------- 3'
    3' -------------------- -----TGTGAGAAAGGGATG TGCTGCGAGAAGGCTAGp (-) -------------------- -------------- 5'
    Adapter:
    5' -------------------- -------------------- ------------------ (-) pGATCGGAAGAGCTCGTATG CCGTCTTCTGCTTG 3'
    3' -------------------- -------------------- ------------------ (-) TCTAGCCTTCTCGAGCATAC GGCAGAAGACGAAC 5'
    PCR Primer:
    5' AATGATACGGCGACCACCGA GATCTACACTCTTTCCCTAC ACGACGCTCTTCCGATCT (-) -------------------- -------------- 3'
    3' -------------------- -------------------- ------------------ (-) -------------------- -------------- 5'
    PCR Primer:
    5' -------------------- -------------------- ------------------ (-) -------------------- -------------- 3'
    3' -------------------- -------------------- ------------------ (-) TCTAGCCTTCTCGAGCATAC GGCAGAAGACGAAC 5'
    Result Library:
    5' AATGATACGGCGACCACCGA GATCTACACTCTTTCCCTAC ACGACGCTCTTCCGATCT (N) AGATCGGAAGAGCTCGTATG CCGTCTTCTGCTTG 3'
    3' TTACTATGCCGCTGGTGGCT CTAGATGTGAGAAAGGGATG TGCTGCGAGAAGGCTAGA (N) TCTAGCCTTCTCGAGCATAC GGCAGAAGACGAAC 5'
    Genomic DNA Sequencing Primer:
    5' -------------------- -----ACACTCTTTCCCTAC ACGACGCTCTTCCGATCT (-) -------------------- -------------- 3'
    3' -------------------- -------------------- ------------------ (-) -------------------- -------------- 5'

    DpnII gene expression

    Gex Adapter 1:
    5' -------------------A CAGGTTCAGAGTTCTACAGT CCGAC--------------- -------------------- ------ 3'
    3' -------------------- ---CAAGTCTCAAGATGTCA GGCTGCTAGp---------- -------------------- ------ 5'
    Gex Adapter 2:
    5' -------------------- -------------------- -------------------- ----pTCGTATGCCGTCTTC TGCTTG 3'
    3' -------------------- -------------------- -------------------- ---NNAGCATACGGCAGAAG ACGAAC 5'
    Gex PCR Primer 1:
    5' -------------------- -------------------- ----------------------------------------- ------ 3'
    3' -------------------- -------------------- -------------------- -----AGCATACGGCAGAAG ACGAAC 5'
    Gex PCR Primer 2:
    5' AATGATACGGCGACCACCGA CAGGTTCAGAGTTCTACAGT CCGA---------------- -------------------- ------ 3'
    3' -------------------- -------------------- -------------------- -------------------- ------ 5'
    Result Library:
    5' AATGATACGGCGACCACCGA CAGGTTCAGAGTTCTACAGT CCGACGATCNNNNNNNNNNN NNNNNTCGTATGCCGTCTTC TGCTTG 3'
    3' TTACTATGCCGCTGGTGGCT GTCCAAGTCTCAAGATGTCA GGCTGCTAGNNNNNNNNNNN NNNNNAGCATACGGCAGAAG ACGAAC 5'
    Gex Sequencing Primer:
    5' -----------------CGA CAGGTTCAGAGTTCTACAGT CCGACGATC----------- -------------------- ------ 3'
    3'--------------------- -------------------- -------------------- -------------------- ------ 5'

    NlaIII gene expression

    Gex Adapter 1:
    5' -------------------A CAGGTTCAGAGTTCTACAGT CCGACATG------------ -------------------- ------ 3'
    3' -------------------- ---CAAGTCTCAAGATGTCA GGCTp--------------- -------------------- ------ 5'
    Gex Adapter 2:
    5' -------------------- -------------------- -------------------- ----pTCGTATGCCGTCTTC TGCTTG 3'
    3' -------------------- -------------------- -------------------- ---NNAGCATACGGCAGAAG ACGAAC 5'
    Gex PCR Primer 1:
    5' -------------------- -------------------- -------------------- -------------------- ------ 3'
    3' -------------------- -------------------- -------------------- -----AGCATACGGCAGAAG ACGAAC 5'
    Gex PCR Primer 2:
    5' AATGATACGGCGACCACCGA CAGGTTCAGAGTTCTACAGT CCGA---------------- -------------------- ------ 3'
    3' -------------------- -------------------- -------------------- -------------------- ------ 5'
    Result Library:
    5' AATGATACGGCGACCACCGA CAGGTTCAGAGTTCTACAGT CCGACATGNNNNNNNNNNNN NNNNNTCGTATGCCGTCTTC TGCTTG 3'
    3' TTACTATGCCGCTGGTGGCT GTCCAAGTCTCAAGATGTCA GGCTGTACNNNNNNNNNNNN NNNNNAGCATACGGCAGAAG ACGAAC 5'
    Gex Sequencing Primer:
    5' ----------------CCGA CAGGTTCAGAGTTCTACAGT CCGACATG------------ -------------------- ------ 3'
    3' -------------------- -------------------- -------------------- -------------------- ------ 5'

    Small RNA

    5' RNA Adapter:
    5' -------------------- ---GUUCAGAGUUCUACAGU CCGACGAUC (-) -------------------- - 3'
    3' -------------------- -------------------- --------- (-) -------------------- - 5'
    3' RNA Adapter:
    5' -------------------- -------------------- --------- (-)pUCGUAUGCCGUCUUCUGCUU GUidT 3'
    3' -------------------- -------------------- --------- (-) -------------------- - 5'
    RT Primer:
    5' -------------------- -------------------- --------- (-) -------------------- - 3'
    3' -------------------- -------------------- --------- (-) AGCATACGGCAGAAGACGAA C 5'
    Small RNA PCR Primer 1:
    5' -------------------- -------------------- --------- (-) -------------------- - 3'
    3' -------------------- -------------------- --------- (-) AGCATACGGCAGAAGACGAA C 5'
    Small RNA PCR Primer 2:
    5' AATGATACGGCGACCACCGA CAGGTTCAGAGTTCTACAGT CCGA----- (-) -------------------- - 3'
    3' -------------------- -------------------- --------- (-) -------------------- - 5'
    Result Library:
    5' AATGATACGGCGACCACCGA CAGGTTCAGAGTTCTACAGT CCGACGATC (N) TCGTATGCCGTCTTCTGCTT G 3'
    3' TTACTATGCCGCTGGTGGCT GTCCAAGTCTCAAGATGTCA GGCTGCTAG (N) AGCATACGGCAGAAGACGAA C 5'
    Small RNA Sequencing Primer:
    5' -----------------CGA CAGGTTCAGAGTTCTACAGT CCGACGATC (-) -------------------- - 3'
    3' -------------------- -------------------- --------- (-) -------------------- - 5'


    Two errors have been corrected. (Genomic DNA Adapter & Small RNA Result Library)
    I'm sorry for that and other potential errors.
    Last edited by ECO; 10-03-2008, 05:34 AM. Reason: changed font to courier new

    Leave a comment:


  • sci_guy
    replied
    Bravo! Just what I needed.

    Leave a comment:


  • Illumina/Solexa Genome Analyzer Primer/Adapter Sequences

    The following sequences were obtained from here (**):

    Sequences for Solexa Library Preparations:

    Genomic DNA oligonucleotide sequences

    Adapters 1
    5' P-GATCGGAAGAGCTCGTATGCCGTCTTCTGCTTG
    5' ACACTCTTTCCCTACACGACGCTCTTCCGATCT

    PCR Primers 1
    5' AATGATACGGCGACCACCGAGATCTACACTCTTTCCCTACACGACGCTCTTCCGATCT
    5' CAAGCAGAAGACGGCATACGAGCTCTTCCGATCT

    Genomic DNA Sequencing Primer
    5' ACACTCTTTCCCTACACGACGCTCTTCCGATCT


    DpnII gene expression oligonucleotide sequences

    Gex Adapter 1
    5' P-GATCGTCGGACTGTAGAACTCTGAAC
    5’ ACAGGTTCAGAGTTCTACAGTCCGAC

    Gex Adapter 2
    5' CAAGCAGAAGACGGCATACGANN
    5' P-TCGTATGCCGTCTTCTGCTTG

    Gex PCR Primer 1
    5' CAAGCAGAAGACGGCATACGA

    Gex PCR Primer 2
    5' AATGATACGGCGACCACCGACAGGTTCAGAGTTCTACAGTCCGA

    Gex Sequencing Primer
    5' CGACAGGTTCAGAGTTCTACAGTCCGACGATC

    NlaIII gene expression oligonucleotide sequences

    Gex Adapter 1
    5' P-TCGGACTGTAGAACTCTGAAC
    5' ACAGGTTCAGAGTTCTACAGTCCGACATG

    Gex Adapter 2
    5' CAAGCAGAAGACGGCATACGANN
    5' P-TCGTATGCCGTCTTCTGCTTG

    Gex PCR Primer 1
    5' CAAGCAGAAGACGGCATACGA

    Gex PCR Primer 2
    5' AATGATACGGCGACCACCGACAGGTTCAGAGTTCTACAGTCCGA

    Gex Sequencing Primer
    5' CCGACAGGTTCAGAGTTCTACAGTCCGACATG


    Small RNA oligonucleotide sequences

    RT Primer
    5' CAAGCAGAAGACGGCATACGA

    5' RNA Adapter
    5' GUUCAGAGUUCUACAGUCCGACGAUC

    3' RNA Adapter
    5' P-UCGUAUGCCGUCUUCUGCUUGUidT

    Small RNA PCR Primer 1
    5' CAAGCAGAAGACGGCATACGA

    Small RNA PCR Primer 2
    5' AATGATACGGCGACCACCGACAGGTTCAGAGTTCTACAGTCCGA

    Small RNA Sequencing Primer
    5' CGACAGGTTCAGAGTTCTACAGTCCGACGATC

    **disclaimer blah blah blah. We take no responsibility if you blow a flow cell using these sequences!

Latest Articles

Collapse

  • SEQadmin2
    Multiomic Liquid Biopsy: What DNA/RNA Panels Reveal That DNA Alone Can’t
    by SEQadmin2



    Tumors contain complex mixtures of cell populations that evolve in response to treatment and host-specific factors. Tissue biopsies provide only static snapshots of a tumor’s state. But what if we could follow that evolution over time using a minimally invasive technique?

    Liquid biopsies can detect tumor-derived material circulating in the bloodstream, providing a way to study treatment response, detect emerging resistance, and discover new biomarkers. Circulating
    ...
    10-14-2026, 09:55 AM

ad_right_rmr

Collapse

News

Collapse

Topics Statistics Last Post
Started by SEQadmin2, 10-28-2026, 09:57 AM
0 responses
22 views
0 reactions
Last Post SEQadmin2  
Started by SEQadmin2, 10-28-2026, 09:51 AM
0 responses
14 views
0 reactions
Last Post SEQadmin2  
Started by SEQadmin2, 10-22-2026, 11:13 AM
0 responses
67 views
0 reactions
Last Post SEQadmin2  
Started by SEQadmin2, 10-22-2026, 10:48 AM
0 responses
47 views
0 reactions
Last Post SEQadmin2  
Working...