High Molecular Weight DNA

What are High Molecular Weight DNA Clean-Up Kits for Long-Read Sequencing Workflows?

High molecular weight (HMW) DNA clean-up kits purify and concentrate intact genomic, mitochondrial, plasmid (BAC/PAC), viral, phage, and whole genome amplified DNA from enzymatic reactions and impure preparations without the use of phenol, chloroform, or alcohol precipitation. These kits use specially formulated DNA-binding buffers and silica-based spin columns, 96-well plates, or magnetic beads to recover ultra-pure DNA suitable for next-generation sequencing, PCR, restriction digestion, cloning, and other enzymatic workflows. Unlike standard precipitation methods, HMW DNA clean-up kits minimize sample loss while preserving large DNA fragments for downstream applications that require highly purified nucleic acids.

What You Will Find

• Spin-column purification of up to 10 µg high molecular weight DNA using Genomic DNA Clean & Concentrator-10 kits.
• High-capacity purification of up to 25 µg DNA using Genomic DNA Clean & Concentrator-25 formats.
• 96-well plate workflows for high-throughput purification of genomic DNA from multiple samples simultaneously.
• Magnetic bead-based DNA cleanup compatible with liquid handlers and automated magnetic bead platforms.
• Recovery of ultra-pure DNA from Proteinase K digests, enzymatic reactions, crude preparations, and whole genome amplification workflows.

How to Choose a High Molecular Weight DNA Clean-Up Kit

Sample Throughput: Spin Column vs. High Throughput

Genomic DNA Clean & Concentrator-10 kits purify up to 10 µg of high molecular weight DNA using a rapid spin-column workflow, while Genomic DNA Clean & Concentrator-25 kits support purification of up to 25 µg DNA per preparation. For laboratories processing larger sample batches, the ZR-96 Genomic DNA Clean & Concentrator-5 Kit enables simultaneous purification of up to 96 samples using vacuum manifolds or centrifuge-based plate processing.

Automation Requirements

For automated workflows, the DNA Clean & Concentrator MagBead Kit uses paramagnetic bead technology that integrates with liquid handling systems and magnetic bead processors. Magnetic bead purification eliminates centrifugation steps and supports scalable high-throughput DNA cleanup for sequencing facilities, core laboratories, and screening programs.

DNA Input and Recovery Capacity

Select kit capacity based on expected DNA yield. Genomic DNA Clean & Concentrator-10 formats recover up to 10 µg DNA, while Genomic DNA Clean & Concentrator-25 formats recover up to 25 µg DNA from enzymatic reactions, Proteinase K digests, and other impure preparations. The 96-well and magnetic bead formats provide efficient recovery while supporting parallel sample processing.

Downstream Applications

Purified DNA is suitable for next-generation sequencing, PCR, qPCR, restriction enzyme digestion, cloning, library preparation, and other molecular biology workflows. The cleanup chemistry efficiently removes proteins, salts, enzymes, reaction buffers, and other contaminants that can interfere with downstream enzymatic reactions.

Quantification and QC

Quantify purified DNA using fluorometric methods such as the Qubit dsDNA assay for the most accurate concentration measurements. DNA purity can be evaluated using spectrophotometric A260/A280 and A260/A230 ratios, while fragment integrity may be assessed using TapeStation, Femto Pulse, pulsed-field electrophoresis, or other long-fragment DNA analysis platforms when required.

Specifications Context

High molecular weight DNA clean-up kits provide rapid purification in approximately 5 minutes while eliminating the need for organic denaturants, chloroform extractions, or precipitation-based cleanup methods. Available in spin-column, 96-well plate, and magnetic bead formats, these kits support recovery of ultra-pure DNA from genomic DNA preparations, enzymatic reactions, PCR workflows, Proteinase K digests, plasmid preparations, and whole genome amplification products. MBP supplies Zymo Research Genomic DNA Clean & Concentrator and DNA Clean & Concentrator MagBead kits to registered vendors at Howard Hughes Medical Institute, Vanderbilt University, and MD Anderson Cancer Center.

Protect the integrity of your high molecular weight DNA samples and downstream sequencing workflows—request a quote by contacting customerservice@mbpinc.net.