Miniprep Kits

<h2>What are plasmid miniprep kits?</h2>
&nbsp;
A plasmid miniprep kit uses SDS/alkaline lysis to break open pelleted E. coli cells from a small culture volume (1-10 ml), followed by binding to a silica-membrane spin column, washing, and elution, separating plasmid DNA from genomic DNA, RNA, and protein in roughly 10-15 minutes per prep. Related entities include Buffer P1/P2/P3-style alkaline lysis reagents, color-coded lysis dyes for visual confirmation of complete lysis and neutralization, RNase A for RNA removal, and downstream applications including transformation, restriction digestion, PCR, and sequencing. Choose a miniprep kit for routine, low-volume plasmid prep (cloning screens, sequencing checks, restriction digests) where yields up to roughly 20-100 ug per column are sufficient.
&nbsp;
<h2 dir="ltr">What you will find:</h2>
&nbsp;
<ul>
<li dir="ltr" style="font-family: arial, helvetica, sans-serif;" role="presentation">Pellet-free and classic plasmid miniprep kits for high-yield bacterial isolation using rapid spin-column workflows</li>
<li dir="ltr" style="font-family: arial, helvetica, sans-serif;" role="presentation">High-throughput 96-well plasmid plates optimized for vacuum manifold processing and parallel automated screening&nbsp;</li>
<li dir="ltr" style="font-family: arial, helvetica, sans-serif;" role="presentation">Specialized yeast plasmid miniprep systems for fragile fungal hosts using cell-wall digesting chemistries</li>
<li dir="ltr" style="font-family: arial, helvetica, sans-serif;" role="presentation">BAC/PAC and large construct isolation units for safer purification of high-molecular-weight vectors</li>
<li dir="ltr" style="font-family: arial, helvetica, sans-serif;" role="presentation">Endotoxin-free plasmid extraction reagents for sensitive mammalian cell lines, ensuring transfection-grade DNA purity&nbsp;</li>
</ul>
&nbsp;
<h2>How to choose a plasmid miniprep kit</h2>
&nbsp;
Standard vs. high-yield chemistry
Standard silica spin-column minipreps typically recover up to about 20 ug per column, while high-yield formulations using modified alkaline lysis and novel binding chemistry can reach up to 100 ug at concentrations up to 3 ug/ul from the same small culture volume. If your downstream application (e.g., sequencing multiple samples from one prep, or transfection requiring more DNA per prep) benefits from a higher concentration, a high-yield kit reduces the need to scale up to midiprep.
Plasmid copy number and culture volume planning
High-copy plasmids (pUC-based vectors) can saturate a miniprep column from as little as 3 ml of culture, yielding around 20 ug, while low-copy plasmids (pBR322, pET, cosmids) may yield under 2 ug from the same volume and benefit from doubling culture volume to 5-10 ml. Identify your vector's origin of replication before choosing a standard culture volume, since low-copy vectors at standard volumes can produce yields too low for some downstream steps.
Color-coded lysis buffers for visual QC
Some miniprep kits include color-coded lysis and neutralization buffers that allow visual confirmation of complete cell lysis (color change) and proper neutralization before loading the column, helping catch incomplete-lysis failures before they waste a column. This visual QC step is particularly useful for new users or when troubleshooting inconsistent yields across a batch of preps.
Endotoxin-free and large-construct options
For transfection-sensitive downstream applications, endotoxin-free miniprep kits add a dedicated wash step without significantly extending the protocol time; for large plasmids, cosmids, or BAC/YAC/PAC constructs, some miniprep kits are validated up to approximately 200 kb, while standard kits are optimized for constructs up to roughly 25 kb. Confirm both endotoxin status and size compatibility match your specific construct and downstream use before relying on a standard miniprep.
&nbsp;
<h2>Specifications context</h2>
&nbsp;
The key specs for plasmid miniprep selection are expected yield relative to your plasmid's copy number and culture volume, whether color-coded buffers aid visual QC, and whether endotoxin-free or large-construct compatibility is needed for your downstream application. A standard miniprep yielding up to roughly 20-25 ug in 10-15 minutes from 1-10 ml of culture covers most routine cloning workflows, while high-yield kits up to 100 ug reduce the need to scale up for moderately DNA-hungry applications. Labs running both daily cloning screens and occasional larger-scale prep work typically keep <a href="https://mbpinc.net/reagents/molecular-biology/nucleic-acid-extraction-kits/plasmid-dna-extraction-kits/miniprep-kits">miniprep kits</a>&nbsp;on hand alongside&nbsp;<a href="https://mbpinc.net/reagents/molecular-biology/nucleic-acid-extraction-kits/plasmid-dna-extraction-kits/midiprep-kits">midiprep kits</a>&nbsp;for when miniprep yields aren't sufficient. The parent&nbsp;<a href="https://mbpinc.net/reagents/molecular-biology/nucleic-acid-extraction-kits/plasmid-dna-extraction-kits">plasmid DNA extraction kits category</a>&nbsp;and&nbsp;<a href="https://mbpinc.net/reagents/molecular-biology/nucleic-acid-extraction-kits/plasmid-dna-extraction-kits/maxiprep-kits">maxiprep kits</a>&nbsp;cover larger-scale options, while the broader&nbsp;<a href="https://mbpinc.net/reagents/molecular-biology/nucleic-acid-extraction-kits">nucleic acid extraction kits hub</a>&nbsp;and&nbsp;<a href="https://mbpinc.net/reagents/molecular-biology/nucleic-acid-extraction-kits/dna-extraction-kits/genomic-dna">genomic DNA extraction kits category</a> link to chromosomal DNA workflows.&nbsp;
<section class="mbp-contact-cta">
&nbsp;
MBP's specialist team can help match kit chemistry, format, and throughput to your sample type and downstream application.&nbsp;<a href="https://mbpinc.net/contact-us">Contact the MBP team</a> for personalized guidance.
</section>

MSDS

7X Lysis Buffer (Blue)

D4036-3 by Zymo Research — Endo-Wash Buffer for endotoxin removal during plasmid DNA purification with the Zyppy Plasmid Miniprep and ZR Plasmid Miniprep - Classic kits. Room temperature storage. Available in 6 ml, 15 ml, 30 ml, 60 ml, 120 ml, 160 ml, and 240 ml formats. Yields ultra-pure, endotoxin-reduced plasmid DNA.

Manufacturer

7X Lysis Buffer (12 ml) (Blue)

7X Lysis Buffer (30 ml) (Blue)

7X Lysis Buffer (48 ml) (Blue)

7X Lysis Buffer (6 ml) (Blue)

7X Lysis Buffer (60 ml) (Blue)

Neutralization Buffer (Yellow)

D4036-2-100 by Zymo Research is a 100 ml Neutralization Buffer (Yellow) for the alkaline lysis neutralization step in Zyppy Plasmid Miniprep Kit workflows (D4019/D4036/D4020/D4037). The yellow color provides visual confirmation of complete neutralization; the clear lysate is then loaded directly onto the column without centrifugation. Sold as a standalone refill; stored at room temperature.

Neutralization Buffer (100 ml) (Yellow)

Neutralization Buffer (160 ml) (Yellow)

Neutralization Buffer (20 ml) (Yellow)

Neutralization Buffer (200 ml) (Yellow)

Neutralization Buffer (40 ml) (Yellow)

Protocol

ZR BAC DNA Miniprep Kit

D4048 by Zymo Research — ZR BAC DNA Miniprep Kit (25 preps) for rapid isolation of BAC, PAC, fosmid, and cosmid DNA up to ~200 kb from E. coli. 15-minute protocol; elution ≥ 10 µl; yield up to 10 µg per prep; purity A260/A280 ≥ 1.8, A260/A230 ≥ 2.0. Includes colored buffer system for visual lysis confirmation.

Applicable For

Elution Volume

Equipment

Processing Time

Purity

Size Range

Yield

Shipping Condition

Storage Condition

ZR BAC DNA Miniprep Kit (25 Preps.)

ZR BAC DNA Miniprep Kit (100 Preps.)

Product Literature

ZR Plasmid Miniprep - Classic

ZR Plasmid Miniprep Classic D4015 by Zymo Research isolates up to 25 µg of plasmid DNA from up to 5 mL of overnight E. coli culture using a traditional three-buffer alkaline lysis protocol in approximately 15 minutes, with A260/280 ≥1.8 purity and ≤50 EU/µg endotoxin. 100 preps per kit.

Endotoxin Levels

ZR Plasmid Miniprep - Classic (100 Preps.)

ZR Plasmid Miniprep - Classic (400 Preps.)

ZR Plasmid Miniprep-Classic (800 Preps.)

DataSheet

MSDS - D4208T

MSDS - D4209/D4210/D4211/D4212

ZymoPURE™ Plasmid Miniprep Kit

D4208T ZymoPURE Plasmid Miniprep Kit by Zymo Research — 10 preps; 15-min protocol; up to 100 &micro;g yield; &le;1 EU/&micro;g endotoxin; 25 &micro;l elution; A260/A280 &ge;1.8; plasmids to ~200 kb.

Binding Capacity

Culture Input

Format

Sample Volume

ZymoPURE™ Plasmid Miniprep Kit (10 Preps.)

ZymoPURE™ Plasmid Miniprep Kit (50 Preps.)

ZymoPURE™ Plasmid Miniprep Kit (100 Preps.)

ZymoPURE™ Plasmid Miniprep Kit (400 Preps.)

ZymoPURE Plasmid Miniprep Kit (800 Preps.)

ZymoPURE™-96 Plasmid Miniprep Kit

D4214 by Zymo Research is the ZymoPURE™-96 Plasmid Miniprep Kit for processing 96 minipreps simultaneously in ≤60 minutes. Yields up to 100 µg transfection-grade plasmid (≤1 EU/µg, A260/A280 ≥1.8) per well in 125 µL from up to 5 mL E. coli culture. Kit supplies 2 × 96 preps.

Culture Input 

Recommended Sample Volume

ZymoPURE™-96 Plasmid Miniprep Kit (2 x 96 Preps.)

ZymoPURE™-96 Plasmid Miniprep Kit (4 x 96 Preps.)

ZymoPURE 96 Starter Package (4 x 96 preps + 1 EZ-Vac 96 Vacuum Manifold)

Zymoprep™ Yeast Plasmid Miniprep I

D2001 by Zymo Research is the Zymoprep™ Yeast Plasmid Miniprep I, a 100-prep precipitation-based kit for isolating plasmid DNA from S. cerevisiae, C. albicans, S. pombe, and other Zymolyase-susceptible yeasts. Processes ≤1.5 ml culture per prep; elutes ≥35 µl with yields of 0.01–0.3 µg for 2-micron plasmids. DNA is ready for PCR, transformation, and hybridization. MBP is a registered vendor for Howard Hughes Medical Institute, Vanderbilt University, MD Anderson Cancer Center, Eurofins, and many other institutes across the USA.

Zymoprep™ Yeast Plasmid Miniprep I (100 Preps.)

Solution 1 Digestion Buffer (15 ml)

Solution 2 Lysis Buffer (15 ml)

Solution 3 Neutralizing Buffer (15 ml)

Zymoprep™ Yeast Plasmid Miniprep II

D2004 by Zymo Research — Zymoprep Yeast Plasmid Miniprep II, 50 preps. Isolates plasmid DNA from ≤1.5 mL yeast culture using Zymolyase digestion and Zymo-Spin I silica columns; elution ≥10 µl; typical yield 0.01–0.3 ng. Compatible with S. cerevisiae, C. albicans, S. pombe, and ~15 additional Zymolyase-susceptible genera. Yields ~5× more plasmid than Miniprep I.

Processing Volume

Sample Source

Zymoprep™ Yeast Plasmid Miniprep II (50 Preps.)

Solution 1 Digestion Buffer (10 ml)

Solution 1 Digestion Buffer (45 ml)

Solution 1 Digestion Buffer (90 ml)

Solution 2 Lysis Buffer (10 ml)

Solution 2 Lysis Buffer (45 ml)

Solution 2 Lysis Buffer (90 ml)

Solution 3 Neutralizing Buffer (180 ml)

Solution 3 Neutralizing Buffer (20 ml)

Solution 3 Neutralizing Buffer (90 ml)

Zymoprep™-96 Yeast Plasmid Miniprep

D2005 by Zymo Research purifies plasmid DNA from S. cerevisiae, C. albicans, and S. pombe in a 96-well spin-column format, delivering 0.01–0.3 µg per well in ≥10 µl eluate with no glass beads or phenol required. The 2 × 96 prep kit recovers ~5-fold more plasmid than Zymoprep I and integrates with standard microplate centrifuges.

Zymoprep™-96 Yeast Plasmid Miniprep (2 x 96 Preps.)

Zymoprep™-96 Yeast Plasmid Miniprep (4 x 96 Preps.)

Zymoprep-96 Yeast Plasmid Miniprep (8 x 96 Preps.)

Zyppy Elution Buffer

D4036-5 by Zymo Research is the Zyppy Elution Buffer, composed of 10 mM Tris-HCl and 0.1 mM EDTA at pH 8.5, for eluting plasmid DNA from Zymo-Spin IIN columns in the Zyppy Plasmid Miniprep Kit (D4036). Available in six volumes from 5 ml to 100 ml for component replenishment. Compatible with all Zyppy Plasmid Miniprep Kit formats; room temperature storage. Made in USA by Zymo Research.

Zyppy™ Elution Buffer (100 ml)

Zyppy™ Elution Buffer (20 ml)

Zyppy™ Elution Buffer (30 ml)

Zyppy™ Elution Buffer (5 ml)

Zyppy™ Elution Buffer (60 ml)

Zyppy Wash Buffer (Concentrate)

Zymo Research D4036-4 Zyppy™ Wash Buffer concentrate. Add ethanol 4:1 before use; 400 µl working buffer per miniprep column. Final wash step in Zyppy Plasmid Miniprep protocol. Compatible with Zyppy Miniprep Kits (D4036, D4019, D4020, D4037). Available in 6 mL, 12 mL, 24 mL, and 48 mL concentrate sizes. Room temperature storage. Made in USA.

Zyppy™ Wash Buffer (Concentrate) (12 ml)

Zyppy™ Wash Buffer (Concentrate) (24 ml)

Zyppy™ Wash Buffer (Concentrate) (48 ml)

Zyppy™ Wash Buffer (Concentrate) (6 ml)

Zyppy-96 Plasmid Kit

D4042 by Zymo Research is the Zyppy™-96 Plasmid Kit in 4 × 96 prep format (384 total), featuring a pellet-free 45-minute protocol that processes a full 96-well plate of E. coli cultures directly—no centrifuge pellet step required. Each well yields up to 5 µg of plasmid DNA at A260/280 ≥1.8 in ≥30 µl, suitable for sequencing, restriction digestion, and CRISPR construct screening.