Name: ZR DNA Sequencing Clean-up Kit™
SKU: D4050
Availability: InStock

<h2>What are DNA Sequencing Cleanup Reagents?</h2>
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DNA sequencing cleanup reagents purify double-stranded DNA at every enzymatic step in genomic library preparation workflows - after end-repair/A-tailing, after adapter ligation (to remove adapter dimers), and after PCR amplification of indexed libraries - removing primers, dNTPs, adapter dimers, buffer salts, and enzymes that inhibit downstream sequencing steps. Adapter dimer removal is the most critical cleanup step: dimers formed during ligation efficiently cluster on Illumina flow cells and produce non-informative reads that reduce effective genome coverage and waste sequencing cost. The Zymo ZR DNA Sequencing Clean-up Kit (D4050) and ZR-96 DNA Sequencing Clean-up Kit (D4052) use Zymo-Spin silica-membrane column technology to remove dye terminators, unincorporated dNTPs, salts, enzymes, and short oligonucleotides from sequencing reactions in under 10 minutes, eluting purified DNA ready for capillary electrophoresis or downstream NGS steps. Perform cleanup after every adapter ligation step in Illumina library preparation - skipping this step and proceeding to amplification will amplify adapter dimers exponentially, and the resulting library cannot be rescued by cleanup after PCR.
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<h2 dir="ltr">What you will find: </h2>
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ZR DNA Sequencing Clean-up Kit&trade;: A rapid-velocity spin-column system designed to isolate ultra-pure templates without the risk of ethanol carryover or inhibitory salt precipitation.
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ZR-96 DNA Sequencing Clean-up Kit: A high-throughput 96-well platform optimized for automated liquid handlers, delivering reproducibility-tested results across massive genomic cohorts.
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<h2>How to Choose a DNA Sequencing Cleanup Reagent</h2>
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Individual Tube vs. 96-Well Plate Format
The Zymo ZR DNA Sequencing Clean-up Kit (D4050) processes individual reactions in a standard microcentrifuge - the right format for low-volume sequencing labs running 1-24 reactions per session. The ZR-96 DNA Sequencing Clean-up Kit (D4052) processes 96 samples simultaneously using a 96-well spin plate with a centrifuge, reducing per-sample hands-on time for high-throughput sequencing workflows. Choose the 96-well format when running 48 or more sequencing reactions per session.
Dye Terminator Removal
Both ZR kits are validated for removal of BigDye Terminator v3.1 and equivalent fluorescent dideoxy terminator chemistries - the most common source of dye blob artefacts in Sanger electropherograms. The silica-membrane column binds sequencing extension products while unincorporated terminators, dNTPs, salts, and short oligonucleotides pass through in the wash steps, producing clean sequencing product ready for capillary injection.
Elution Volume
For Sanger sequencing, elute in the minimum recommended volume (6-10 ul) to maximize sequencing signal per injection. For NGS post-ligation cleanup where DNA concentration must be quantified by Qubit HS before library pooling, elute in 20-25 ul to ensure sufficient volume for quantification and downstream steps. Avoid over-eluting in large volumes that dilute the cleaned product below Qubit HS detection limits.
Post-Cleanup QC
For Sanger cleanup: confirm a clean electropherogram from base 30 onward with no dye blob artefacts and read length exceeding 700-800 bases. For NGS library cleanup: confirm with Bioanalyzer or TapeStation that the correct peak insert size is present, no adapter dimer peak is visible at 120-130 bp, and library concentration is &gt;=1 ng/ul for Qubit HS detection. A visible adapter dimer peak after cleanup signals insufficient wash steps, an overloaded column, or excessively high adapter concentration during ligation.
Throughput Scaling
For programs processing more than 96 reactions per day, run multiple ZR-96 plates sequentially on the same centrifuge. The ZR spin-column formats are optimized for manual and semi-automated workflows.
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<h2>Specifications Context</h2>
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The Zymo ZR DNA Sequencing Clean-up Kit (D4050) and ZR-96 DNA Sequencing Clean-up Kit (D4052) use Zymo-Spin column technology to remove dye terminators, dNTPs, salts, enzymes, and unincorporated primers from sequencing reactions, delivering cleaned product ready for capillary electrophoresis or NGS loading. Both kits are validated for BigDye Terminator v3.1 and produce clean electropherograms with read lengths exceeding 800 bases when input cycle-sequencing reactions are prepared under standard conditions. Column-based sequencing cleanup is the standard method for individual and plate-scale Sanger sequencing verification, clone confirmation, and plasmid sequencing at academic molecular biology laboratories at institutions including Howard Hughes Medical Institute, Vanderbilt University, and MD Anderson Cancer Center.
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Purify your pathway to discovery&mdash;<a href="https://mbpinc.net/contact-us">reach out to our technical team</a> today to secure a quote for your DNA cleanup reagents.

D4050-Data Sheet

D4050-MSDS

D4050-Protocol

ZR DNA Sequencing Clean-up Kit™

Zymo Research ZR DNA Sequencing Clean-up Kit™: ~2 min BigDye terminator cleanup, 6–20 µl elution, reusable columns (10×). D4050 (50 preps), D4051 (200 preps). Buffer components: Sequencing Binding Buffer (D4050-1-14/55/500 mL) and Sequencing Wash Buffer (D4050-2-20/70/500 mL).