Zymo Reagents

<h2>What are ChIP buffers?</h2>
&nbsp;
ChIP buffers are the aqueous formulations used at each stage of a chromatin immunoprecipitation protocol: cell lysis buffer disrupts the plasma membrane and releases nuclear content, nuclear lysis buffer solubilizes chromatin under conditions compatible with subsequent immunoprecipitation, sonication buffer maintains chromatin stability during shearing, ChIP dilution buffer reduces SDS concentration from the lysis buffer to allow antibody-antigen binding, sequential wash buffers with increasing ionic strength and detergent remove non-specifically bound chromatin while preserving the specific antibody-antigen-DNA complex, and elution buffer releases the captured complex from the antibody-bead resin before de-crosslinking.
&nbsp;
<h2 dir="ltr">What you will find:</h2>
&nbsp;
<ul>
<li dir="ltr" role="presentation">MN Digestion Buffer used in MNase-based workflows for enzymatic fragmentation of&nbsp; chromatin&nbsp;</li>
<li dir="ltr" role="presentation">Chromatin Shearing Buffer using sonification for chromatin disruption and preparation</li>
<li dir="ltr" role="presentation">5X MN Stop Buffer for the termination of enzymatic digestion reactions</li>
<li dir="ltr" role="presentation">Chromatin Dilution Buffer used in ChIP assays to provide optimized conditions for antibody binding&nbsp;</li>
<li dir="ltr" role="presentation">Chromatin Wash Buffer I, II, and III for background reduction and step-by-step non-specific binding removal&nbsp;</li>
<li dir="ltr" role="presentation">ChIP DNA Binding Buffer for purification and capture of immunoprecipitated DNA</li>
<li dir="ltr" role="presentation">5X Chromatin Elution Buffer for protein&ndash;DNA complexes recovery</li>
<li dir="ltr" role="presentation">5M NaCl for enhancing elution and chromatin stabilization</li>
<li dir="ltr" role="presentation">Nuclei Prep Buffer used before chromatin extraction for superior nuclear isolation</li>
</ul>
&nbsp;
<h2>How to use ChIP buffers</h2>
&nbsp;
Always add protease inhibitors to lysis and wash buffers immediately before use
Protease inhibitors must be added fresh to cell lysis and nuclear lysis buffers immediately before use, since most inhibitors are unstable in aqueous solution and lose activity quickly, and without them, nuclear proteases released during lysis will degrade histone tails and reduce ChIP enrichment of histone modifications.
Confirm SDS concentration is diluted before immunoprecipitation
High SDS in the nuclear lysis buffer is necessary for chromatin solubilization and sonication, but must be diluted approximately 10-fold using ChIP dilution buffer before antibody addition, since high SDS disrupts antibody-antigen binding and reduces immunoprecipitation efficiency.
Keep all buffers and chromatin on ice throughout the workflow after lysis
Chromatin prepared for ChIP is sensitive to non-specific interactions and protease activity after cell lysis, and maintaining samples at 4&deg;C throughout all lysis, sonication, immunoprecipitation, and wash steps minimizes these effects and preserves specificity of the enrichment.
Optimize wash buffer stringency to balance specificity against yield
ChIP wash buffers are applied sequentially at increasing ionic strength and detergent concentration to remove non-specifically bound chromatin; conditions too stringent can also strip the specific antibody-antigen-DNA complex from the beads, reducing yield, so optimization of wash conditions for each antibody-target combination improves performance.
Confirm elution buffer composition fits your downstream application
Standard ChIP elution buffers containing SDS and sodium bicarbonate release the protein-DNA complex and reverse crosslinks, but high SDS in the eluate can inhibit some NGS library preparation enzymes, making a DNA cleanup step after elution important before proceeding to library prep.
&nbsp;
<h2>Specifications context</h2>
&nbsp;
Protease inhibitor cocktails, added fresh to lysis buffers immediately before ChIP, are a standard component across kit formats and in-house protocols, since even brief protease activity can compromise histone modification detection by degrading the histone tails that ChIP antibodies recognize. As of 2026, ChIP buffer formulations compatible with low-input chromatin and NGS library preparation continue to be optimized for primary cell and tissue ChIP workflows.
<a href="https://mbpinc.net/contact-us">Contact the expert team </a>at MBP and request a quote today to get high-quality ChIP buffers for your lab.

Buffers

MSDS

MN Digestion Buffer (50 ml)

MN Digestion Buffer (D5220-3) by Zymo Research — 50 ml buffer optimized for micrococcal nuclease (MNase) digestion of single- and double-stranded DNA and RNA. Used in nucleosomal DNA preparation; compatible with EZ Nucleosomal DNA Prep Kit (D5220). Room temperature storage. Made in the USA.

Manufacturer

Shipping Condition

Storage Condition

<h2>What Are Zymo Research Buffers?</h2>
Zymo Research buffers are formulation-specific reagents used at defined steps &mdash; lysis, binding, wash, and elution &mdash; in Zymo-Spin column-based purification protocols for DNA, RNA, and bisulfite-converted DNA. Each buffer is optimized for a specific kit family: DNA Wash Buffer concentrate (requires ethanol addition before use) removes salts and contaminants before elution from Zymo-Spin silica columns; DNA Elution Buffer (10 mM Tris, pH 8.5, 0.1 mM EDTA) releases purified DNA from the matrix; RNA Wash Buffer supports RNA extraction kits including Quick-RNA and Direct-zol lines; M-Elution Buffer is designed for eluting bisulfite-converted DNA in EZ DNA Methylation kits. Researchers typically order these separately when a single buffer component runs out before the rest of the kit, or when scaling up a protocol beyond the volume included.
TL;DR: Order Zymo buffers individually to replenish a specific step in your existing Zymo workflow without replacing the full kit.
<h2>How to Choose Zymo Research Buffers</h2>
<h3>Match the buffer to your kit family</h3>
Every Zymo buffer is paired to a specific kit line. DNA Wash Buffer and DNA/RNA Wash Buffer concentrate are used in DNA Clean &amp; Concentrator, Quick-DNA, and Zymoclean Gel DNA Recovery kits. RNA Wash Buffer pairs with Quick-RNA kits. ZymoBIOMICS DNA Wash Buffer 1 and Wash Buffer 2 are specific to the ZymoBIOMICS microbiomics line. Substituting a buffer from a different kit family can compromise yield or purity.
<h3>Confirm ethanol addition requirements before use</h3>
Several Zymo wash buffer concentrates require addition of 96-100% ethanol to the bottle before first use &mdash; the label states the exact volume. DNA Wash Buffer concentrate, DNA/RNA Wash Buffer concentrate, and Urine DNA Wash Buffer concentrate all require this step. Pre-made (non-concentrate) versions such as RNA Wash Buffer are supplied ready to use.
<h3>Select the right volume for your throughput</h3>
Zymo buffers are available in sizes from 6 ml (single-experiment replenishment) up to 500 ml (Buffer P1 Red, for high-volume plasmid prep labs). For labs processing more than 50 samples per week, ordering the largest available size reduces per-sample cost and the frequency of reordering.
<h3>Choose elution buffer chemistry based on downstream application</h3>
DNA Elution Buffer (10 mM Tris pH 8.5, 0.1 mM EDTA) is the standard for most PCR and sequencing applications. For applications sensitive to EDTA &mdash; such as some restriction enzyme digests or direct use with divalent cation-dependent enzymes &mdash; eluting in molecular-grade water or a Tris-only buffer is preferable. M-Elution Buffer is specifically formulated for bisulfite-converted DNA and should not be substituted with standard elution buffer in methylation workflows.
<h3>Verify research-use-only status</h3>
All Zymo Research buffers sold through MBP are for research use only (RUO). They are not cleared for in vitro diagnostic use. For clinical or diagnostic laboratory applications, confirm regulatory status with your institutional compliance officer before use.
<h2>Compare Zymo Buffer Types</h2>
<table>
<thead>
<tr>
<th>Buffer Type</th>
<th>Primary Application</th>
<th>Kit Family</th>
<th>Format Available</th>
</tr>
</thead>
<tbody>
<tr>
<td>DNA Wash Buffer (concentrate)</td>
<td>Salt removal before DNA elution</td>
<td>DNA Clean &amp; Concentrator, Quick-DNA</td>
<td>6 ml &ndash; 200 ml</td>
</tr>
<tr>
<td>DNA/RNA Wash Buffer (concentrate)</td>
<td>Salt removal for dual DNA/RNA preps</td>
<td>Quick-DNA/RNA kits</td>
<td>6 ml &ndash; 200 ml</td>
</tr>
<tr>
<td>DNA Elution Buffer (10 mM Tris pH 8.5, 0.1 mM EDTA)</td>
<td>DNA release from silica column</td>
<td>All Zymo DNA purification</td>
<td>16 ml &ndash; available sizes vary</td>
</tr>
<tr>
<td>RNA Wash Buffer</td>
<td>RNA purification wash step</td>
<td>Quick-RNA kits</td>
<td>Ready-to-use</td>
</tr>
<tr>
<td>M-Elution Buffer</td>
<td>Elution of bisulfite-converted DNA</td>
<td>EZ DNA Methylation kit families</td>
<td>Small volume</td>
</tr>
<tr>
<td>ZymoBIOMICS DNA Wash Buffer 2</td>
<td>Metagenomic/microbiomic DNA cleanup</td>
<td>ZymoBIOMICS DNA kits</td>
<td>Sold separately</td>
</tr>
<tr>
<td>Buffer P1 Red</td>
<td>Alkaline lysis resuspension (plasmid prep)</td>
<td>Zyppy Plasmid Miniprep</td>
<td>10 ml &ndash; 500 ml</td>
</tr>
</tbody>
</table>
<h2>Specifications Context</h2>
Zymo wash buffer concentrates are supplied at a defined fold-concentration (commonly 4x or 6x) and require ethanol addition to reach working strength &mdash; the exact ratio is printed on the bottle and in the kit protocol. Elution buffer volumes for Zymo-Spin columns typically range from 6 to 100 &micro;l per elution; larger elution volumes improve total yield at the cost of DNA concentration. For DNA elution from Zymo-Spin columns, the protocol recommends a minimum 1-minute contact time between elution buffer and the silica matrix to maximize recovery of fragments 10 kb and above. As of 2025, Zymo Research tests all buffer lots for performance consistency, with integrity guaranteed for up to one year from purchase date.
Browse the full <a href="https://www.notion.so/reagents">Zymo Research reagents collection at MBP</a> for kits and columns that use these buffers, or visit our <a href="https://www.notion.so/reagents/buffers">reagent buffers category</a> for non-Zymo buffer options including ABM and other brands. For volume orders or purchase orders, use the <a href="https://www.notion.so/quickorder">Quick Order</a> tool or <a href="https://www.notion.so/contact-us">contact us</a> directly &mdash; MBP is a registered vendor for institutional procurement systems.
Last updated: June 2025
&nbsp;

Zymo Buffers

MagBead DNA/RNA Wash 1 (Concentrate)

MagBead DNA/RNA Wash 1 (Concentrate) by Zymo Research — wash buffer concentrate for use with Zymo Research magnetic bead-based DNA/RNA purification kits. Add isopropanol before use per kit protocol. Available in 30 ml (R2130-1-30) and 120 ml (R2130-1-120).

MagBead DNA/RNA Wash 1 (Concentrate) (120 ml)

MagBead DNA/RNA Wash 1 (Concentrate) (30 ml)

MagBead DNA/RNA Wash 2 (Concentrate)

MagBead DNA/RNA Wash 2 (Concentrate) (R2130-2-20) by Zymo Research is a 20 mL replacement wash buffer concentrate for magnetic bead&ndash;based nucleic acid purification. Prepare the working solution by adding 30 mL of isopropanol to the 20 mL concentrate before first use. During magnetic bead protocols, 500 &micro;L of working solution is applied per wash step to remove residual contaminants from bead-bound nucleic acids.
R2130-2-20 is a replacement component for the Quick-DNA/RNA&trade; MagBead Kit (R2130/R2131) and compatible Zymo MagBead systems. Store at room temperature. Order via <a href="https://www.mbpinc.net/quickorder">Quick Order</a> or contact <a href="mailto:customerservice@mbpinc.net">customerservice@mbpinc.net</a>.

MagBead DNA/RNA Wash 2 (Concentrate) (20 ml)

MagBead DNA/RNA Wash 2 (Concentrate) (80 ml)

<h2>What are methylation standards?</h2>
&nbsp;
Methylation standards are defined reference DNA materials with a known and confirmed methylation status, ranging from a fully methylated DNA (where every cytosine at CpG or other sites carries a methyl group) to a fully unmethylated DNA (where no cytosines are methylated) and intermediate or mixed standards containing a defined ratio of the two. The most widely used unmethylated control in bisulfite sequencing is lambda phage DNA, which is naturally unmethylated and can be spiked into a conversion reaction to estimate conversion efficiency.
&nbsp;
<h2 dir="ltr">What you will find:</h2>
&nbsp;
<ul>
<li dir="ltr" role="presentation">Methylated and non-methylated DNA control sets for comparative epigenetic analysis and assay validation</li>
<li dir="ltr" role="presentation">Universal methylated DNA standards for methylation assessment workflows</li>
<li dir="ltr" role="presentation">Genomic DNA reference materials: for microbial and human methylation studies</li>
<li dir="ltr" role="presentation">Matched DNA sets: used in experimental models for controlled comparison of methylation status&nbsp;</li>
<li dir="ltr" role="presentation">Bisulfite-converted DNA standards: for downstream sequencing-based methylation and PCR analysis</li>
<li dir="ltr" role="presentation">Methylation spike-in controls: for sequencing normalization and high-throughput workflows</li>
<li dir="ltr" role="presentation">Mouse and human DNA methylation reference sets: for specific species epigenetic studies</li>
<li dir="ltr" role="presentation">Methylated DNA IP control kits for methylation assays involving immunoprecipitation</li>
</ul>
&nbsp;
<h2>How to use methylation standards</h2>
&nbsp;
Spike an unmethylated control into every bisulfite or enzymatic conversion reaction
Running an unmethylated DNA like lambda phage DNA alongside your samples in the same conversion reaction estimates the conversion efficiency of that specific run, since every remaining cytosine signal after conversion should be treated as a false positive, and this rate can be quantified and accounted for in downstream analysis.
Run a fully methylated positive control to confirm methylated cytosines are preserved
A fully methylated standard, such as DNA synthesized with 5-methyl-dCTP or commercially prepared methylated genomic DNA, confirms your conversion workflow correctly preserves methylated cytosines intact rather than inadvertently converting them, which would produce false-negative methylation calls.
Use a mixed or intermediate standard to calibrate quantitative methylation assays
A standard containing a defined ratio of methylated to unmethylated DNA, or a set of standards spanning a range of methylation percentages, provides a calibration curve for quantitative methylation assays like 5-methylcytosine ELISA, validating that the assay reports the expected methylation level across its full dynamic range.
Confirm standard stability before long-term storage or lot-to-lot use
Methylation control DNA has documented stability windows, and confirming that your standard's methylation status is stable under storage conditions, and consistent across lots, is necessary for reliable longitudinal monitoring of conversion efficiency.
Use standards to monitor workflow consistency over time
Running a conversion control in every batch allows longitudinal tracking of conversion efficiency across instrument runs, reagent lots, and protocol variations, helping catch workflow drift before it affects real sample results.
&nbsp;
<h2>Specifications context</h2>
&nbsp;
Lambda phage DNA is the most commonly used unmethylated bisulfite conversion control because it is naturally unmethylated, commercially available, and well characterized, and it can be aligned to the known lambda phage reference genome after sequencing to calculate residual unconverted cytosine rates, providing a direct, interpretable measure of conversion efficiency. As of 2026, fully methylated and fully unmethylated standard sets are also used alongside enzymatic methyl-seq conversions to confirm that EM-seq's enzymatic mechanism correctly protects methylated cytosines and converts unmethylated ones, independent of the conversion chemistry used.
This category sits within DNA/RNA Methylation, alongside Bisulfite Conversion Kits, Non-Bisulfite Kits &amp; Reagents, and ELISA Kits &amp; Reagents. See the full reagents catalog and use Quick Order for recurring orders.
<a href="https://mbpinc.net/contact-us">Contact the expert team of Molecular Biology Products Inc. (MBP)</a> to get high-quality methylation standards for your lab today.

Methylation Standards

Protocol

Methylated & Non-methylated pUC19 DNA Set

D5017 by Zymo Research provides paired methylated and non-methylated pUC19 plasmid DNAs (1 ng/µl each, linearized by ScaI) plus pUC19MN primers for monitoring bisulfite conversion efficiency and calibrating DNA methylation quantitation assays. The methylated variant is fully CpG-methylated via CpG Methylase; the non-methylated variant is propagated in a Dam⁻/Dcm⁻ strain, ensuring no residual Dam or Dcm methylation. Suitable for WGBS spike-in, targeted bisulfite sequencing QC, and methylation standard curve construction.

Additional Info

Concentration

Storage

Methylated-DNA IP Kit (10 Rxns.)

The D5101 by Zymo Research is a 10-reaction Methylated-DNA IP Kit for immunoprecipitation of 5mC-containing DNA from 50–500 ng fragmented genomic input, achieving &gt;100-fold methylated DNA enrichment using Anti-5-Methylcytosine Monoclonal Antibody Clone 7D21. The full workflow completes in approximately 4 hours and eluted DNA is compatible with MeDIP-seq, bisulfite sequencing, PCR, and microarray analysis.

Applicable For

Elution Volume

Input

Processing Time

Methylated/Non-methylated Control DNA & Primer Set

D5101-2 by Zymo Research is the Methylated/Non-methylated Control DNA &amp; Primer Set — 1:4 methylated:non-methylated pUC19 mixture at 1 ng/µL total (250 pg/µL pUC19m + 750 pg/µL pUC19) with control primers yielding a 350 bp amplicon. Used as a MeDIP enrichment QC spike-in; successful IP shifts the ratio to ≥10:1. NcoI digestion differentiates pUC19m from pUC19 post-PCR. Store at –20°C.

<h2>What are epigenetics enzymes and inhibitors?</h2>
&nbsp;
Epigenetics enzymes and inhibitors are the molecular tools for directly studying or modulating the enzymatic machinery that writes, erases, or reads epigenetic marks. The major classes include: DNA methyltransferases (DNMT1, DNMT3A, DNMT3B), which catalyze the addition of a methyl group to cytosine; TET family enzymes (TET1, TET2, TET3), which oxidize 5-methylcytosine to 5-hydroxymethylcytosine; histone acetyltransferases (HATs) and histone deacetylases (HDACs), which add and remove acetyl groups from histone lysine residues; and histone methyltransferases (HMTs) including EZH2, DOT1L, and G9a. Small-molecule inhibitors of HDAC and DNMT enzymes are the most clinically and experimentally advanced of these tools.
&nbsp;
<h2 dir="ltr">What you will find:</h2>
&nbsp;
<ul>
<li dir="ltr" role="presentation">Micrococcal nuclease for nucleosome mapping and controlled chromatin digestion applications</li>
<li dir="ltr" role="presentation">DNA shearing enzymes for consistent fragmentation of DNA in sequencing and epigenetic workflows</li>
<li dir="ltr" role="presentation">DNA degradation enzymes for controlled breakdown and analysis of nucleic acids&nbsp;</li>
<li dir="ltr" role="presentation">CpG methylase enzymes for targeted DNA methylation (CpG-specific )&nbsp; in epigenetic modification studies</li>
<li dir="ltr" role="presentation">5-hmC glucosyltransferase for detection and labeling of hydroxymethylcytosine in DNA</li>
<li dir="ltr" role="presentation">SAM (S-adenosylmethionine) cofactors for supporting enzyme activity and methylation reactions</li>
<li dir="ltr" role="presentation">DNA digestion enzymes for genomic DNA processing workflows</li>
<li dir="ltr" role="presentation">dsDNA nuclease systems for controlled cleavage and analysis of double-stranded DNA</li>
</ul>
&nbsp;
<h2>How to choose epigenetics enzymes and inhibitors</h2>
&nbsp;
Choose DNMT inhibitors to globally reduce or deplete DNA methylation in cells
Nucleoside analog DNMT inhibitors like 5-azacytidine and decitabine incorporate into DNA and trap DNMT1, preventing maintenance methylation and causing passive demethylation through DNA replication, while newer non-nucleoside DNMT inhibitors are in development for more selective, non-genotoxic methylation reduction.
Choose HDAC inhibitors to globally increase histone acetylation
HDAC inhibitors including pan-HDAC hydroxamates like vorinostat (SAHA) or class-selective compounds reduce histone deacetylase activity and cause hyperacetylation of histone lysine residues, broadly promoting gene expression at silenced loci. HDAC inhibitors are the most clinically advanced class of epigenetic therapeutics, with multiple FDA-approved compounds.
Use TET enzyme preparations for in vitro 5-hmC oxidation studies
Purified TET1, TET2, or TET3 enzyme preparations allow controlled in vitro oxidation of 5-methylcytosine to 5-hydroxymethylcytosine and further oxidation products, useful for generating defined 5-hmC-containing substrate DNA or studying TET enzyme activity and selectivity.
Choose EZH2 or other HMT inhibitors for studying PRC2-dependent gene silencing
EZH2, the catalytic subunit of polycomb repressive complex 2 (PRC2), catalyzes H3K27 trimethylation (H3K27me3), a histone modification associated with repression of tumor suppressor genes, and EZH2 inhibitors like tazemetostat are used in research to probe the role of this silencing mark.
Combine inhibitors to study epistatic relationships between epigenetic marks
Because DNA methylation, histone acetylation, and histone methylation are mechanistically linked, combining HDAC inhibitors with DNMT inhibitors can produce synergistic effects on gene expression exceeding either alone, and these combination approaches are both experimental tools and the basis for combination epigenetic therapy research.
&nbsp;
<h2>Specifications context</h2>
&nbsp;
HDAC and DNMT inhibitors are the most clinically advanced classes of epigenetic therapeutics, with multiple HDAC inhibitors including vorinostat and romidepsin approved for hematological malignancies, EZH2 inhibitors including tazemetostat having received accelerated approval, and multiple BET inhibitors in clinical trials. As of 2026, CRISPR/dCas9 systems fused with DNMTs, TETs, and HDACs enable locus-specific epigenome editing, extending classic enzyme and inhibitor approaches toward targeted epigenetic modulation.
<a href="https://mbpinc.net/contact-us">Contact the expert team at MBP</a> and find the suitable enzymes and inhibitory reagents for your lab.

Enzymes & Inhibitors

Micrococcal Nuclease (10 U/100 µ)

The D5220-1 by Zymo Research is Micrococcal Nuclease (MNase, E.C. 3.1.31.1) at 0.1 U/µl (10 U/100 µl), a Ca²⁺-dependent endo-exonuclease that cleaves ssDNA, dsDNA, ssRNA, and dsRNA with preference for AT/AU-rich regions, producing 3′-phosphate mono- and oligonucleotides. Inactivated by EDTA; used for ChIP chromatin digestion, MNase-seq, and nucleic acid removal from lysates.

Enzyme Commission Number

Enzyme Inactivation

Unit Definition

Syringe-Filters

Midi Filter (25 Pack)

C1034-25 by Zymo Research is a 25-pack of 15 mL polypropylene Midi Filters for removing cellular debris from homogenized samples prior to DNA or RNA purification on Zymo-Spin V-E Columns (C1024-25). Compatible with centrifuge and vacuum manifold processing.

<h2 data-section-id="v1drft" data-start="0" data-end="43">What are cloning chemicals and reagents?</h2>
&nbsp;
Cloning chemicals and reagents cover the enzymes, buffers, and molecular biology-grade chemicals used in DNA fragment preparation, modification, and purification within a cloning workflow, including restriction endonucleases, T4 DNA ligase and other DNA-modifying enzymes (phosphatases, polymerases), reaction buffers, and plasmid extraction reagents. Related entities include restriction enzyme digestion, DNA dephosphorylation/phosphorylation, plasmid DNA purification (column-based and magnetic bead-based), and enzyme unit definitions.
&nbsp;
<h2 dir="ltr">What you will find:</h2>
&nbsp;
<ul>
<li dir="ltr" style="font-family: arial, helvetica, sans-serif;" role="presentation">Targeted XJa and XJb strains for faster recovery of proteins.</li>
<li dir="ltr" style="font-family: arial, helvetica, sans-serif;" role="presentation">Mix &amp; Go! solutions for optimized and dependable bacterial transformation.</li>
<li dir="ltr" style="font-family: arial, helvetica, sans-serif;" role="presentation">Culture Media &amp; Supplements used for yeast research, and include YPD Plus and mating pheromones.</li>
<li dir="ltr" style="font-family: arial, helvetica, sans-serif;" role="presentation">Extraction and Lysis Reagents include reliable genomic preparation and yeast protein kits.</li>
<li dir="ltr" style="font-family: arial, helvetica, sans-serif;" role="presentation">Chromogenic Substrates and Enzymatic Inducers with highly pure X-GAL and IPTG for cloning and blue-white screening.</li>
</ul>
&nbsp;
<h2 data-section-id="1daajgc" data-start="866" data-end="913">How to choose cloning chemicals and reagents</h2>
&nbsp;
Restriction enzyme selection and buffer compatibility
Restriction enzymes require specific reaction buffers, and many modern enzyme lines use a single universal buffer compatible across multiple enzymes to simplify double-digest reactions; confirm buffer compatibility when combining enzymes from different suppliers or using older single-buffer-per-enzyme formulations.
Enzyme unit definitions and reaction scale
Restriction enzyme and ligase activity is defined in units per microliter, with one unit typically defined as the amount needed to digest or ligate a defined quantity of standard substrate DNA under specified conditions in a set time; scale enzyme quantity to the amount of DNA being processed rather than assuming a fixed volume works for all reaction sizes.
Plasmid purification grade
Plasmid DNA extraction reagents range from molecular biology grade, suitable for general cloning and sequencing, to transfection-grade or endotoxin-free formulations required for applications such as lentiviral packaging or mammalian cell transfection, where endotoxin contamination can reduce transfection efficiency or cause cell stress.
Dephosphorylation for preventing vector self-ligation
Alkaline phosphatase treatment of a linearized vector before ligation removes 5' phosphate groups, preventing vector self-ligation and improving the ratio of recombinant clones; this step is particularly useful when the vector and insert share compatible sticky ends that could otherwise religate without insert incorporation.
&nbsp;
<h2 data-section-id="1fljvas" data-start="3459" data-end="3484">Specifications context</h2>
&nbsp;
Restriction enzymes and ligases are supplied at defined unit concentrations (commonly 10&ndash;20 units per microliter for restriction enzymes), with reaction buffers formulated for specific pH and salt conditions optimized for enzyme activity. Plasmid purification kits are differentiated by yield (micrograms of DNA recovered), purity (A260/A280 ratio), and endotoxin level (endotoxin units per microgram), with endotoxin-free kits specifying levels below a defined threshold suitable for transfection applications.&nbsp;
This sub-category is part of MBP's cloning catalog alongside ligation independent cloning kits and transformation kits and competent cells, used downstream of enzyme-based fragment preparation. Labs producing custom lentivirus for immortalization can also review MBP's cell immortalization catalog. MBP's specialist team can help confirm enzyme buffer compatibility and plasmid purification grade for a specific downstream application before order placement.
<a href="https://mbpinc.net/contact-us">Contact the expert team </a>at MBP today to request a quote for high-purity chemicals and reagents.

Chemicals/Reagents

Mix & Go! 2X Stock Competent Buffer

T3001-3 by Zymo Research is the Mix &amp; Go! 2X Stock Competent Buffer for rapid preparation of highly competent E. coli cells in approximately 20 seconds. Available as T3001-3-10 (10 ml) and T3001-3-30 (30 ml). Store at 0–8°C. Compatible with the Mix &amp; Go! E. coli Transformation Kit and Buffer Set for cloning and plasmid propagation workflows.

Product Storage

Mix & Go! 2X Stock Competent Buffer (10 ml)

Mix & Go! 2X Stock Competent Buffer (30 ml)

Mix & Go! 2X Stock Wash Buffer

Mix &amp; Go! 2X Stock Wash Buffer by Zymo Research — wash buffer component for the Mix &amp; Go E. coli transformation system. Room temperature storage. Available as T3001-2-10 (10 ml) and T3001-2-30 (30 ml).

Mix & Go! 2X Stock Wash Buffer (10 ml)

Mix & Go! 2X Stock Wash Buffer (30 ml)

<h2 data-section-id="k59sk3" data-start="0" data-end="52">What are transformation kits and competent cells?</h2>
&nbsp;
Transformation kits and competent cells consist of E. coli strains prepared to take up exogenous plasmid DNA, either through chemical competence (calcium chloride treatment, transformed via heat shock) or electrocompetence (transformed via electroporation), along with associated transformation buffers and protocols. Related entities include transformation efficiency (transformants per microgram), heat-shock and electroporation methods, strain genotype (recA, endA deficiency for plasmid stability), and downstream plasmid recovery for sequencing or transfection.
&nbsp;
<h2 dir="ltr">What you will find:</h2>
&nbsp;
<ul>
<li>Mix &amp; Go! Transformation Kits, rapid protocols for preparation of competent E. coli in&nbsp;</li>
<li>ProClone&trade; Competent Cells with optimized E. coli strains for cloning and library generation.</li>
<li>Specialized Competent E. coli Strains ready-made JM109, DH5 Alpha, and Zymo 10B cells for regular and complex assembly.</li>
<li>Autolysis Competent Cells: designed for simplified cell lysis and streamlined protein expression using XJa and XJb strains</li>
<li>Frozen-EZ Yeast Transformation Kits for genetic manipulation of yeast strains.</li>
</ul>
&nbsp;
<h2 data-section-id="1ld88i5" data-start="812" data-end="876">How to choose transformation kits and competent cell products</h2>
&nbsp;
Chemically competent vs. electrocompetent cells
Chemically competent cells use a heat-shock protocol and are generally easier to handle for routine cloning, while electrocompetent cells require an electroporator but can achieve higher transformation efficiency for large plasmids, low-copy constructs, or DNA with modifications that reduce chemical transformation efficiency.
General cloning strains vs. protein expression strains
General cloning strains are selected for high transformation efficiency and genetic features (such as recA and endA deficiency) that improve plasmid stability and quality for downstream sequencing, while protein expression strains carry features supporting recombinant protein production, such as T7 RNA polymerase expression for IPTG-inducible systems; using a cloning strain for protein expression (or vice versa) generally gives suboptimal results.
Transformation efficiency requirements
Routine cloning of standard-sized plasmids works well with competent cells rated at 10^6&ndash;10^8 transformants per microgram, while ligation reactions with very low DNA concentrations (such as multi-fragment seamless assembly products) may benefit from higher-efficiency cells rated above 10^8 transformants per microgram.
Transformation kits may include a positive control plasmid and competent cells for validating transformation efficiency before using precious experimental DNA; this is particularly useful when troubleshooting low transformation yields to distinguish competent cell quality issues from ligation or assembly reaction issues.
&nbsp;
<h2 data-section-id="1fljvas" data-start="3947" data-end="3972">Specifications context</h2>
&nbsp;
Competent cell transformation efficiency is reported in transformants per microgram of standard control plasmid DNA, with general cloning strains commonly rated at 10^6&ndash;10^8 and high-efficiency formulations exceeding 10^8 transformants per microgram. Cells are typically supplied as frozen aliquots (e.g., 50&ndash;100 microliters per tube) for single-use transformations, shipped on dry ice and stored at -80&deg;C, with repeated freeze-thaw substantially reducing efficiency.&nbsp;
This sub-category is part of MBP's cloning catalog alongside ligation independent cloning kits and chemicals/reagents, the upstream steps of a cloning workflow. Labs producing custom lentivirus for immortalization can also review MBP's cell immortalization catalog. MBP's specialist team can help confirm strain genotype and transformation efficiency requirements for a specific cloning or expression project before order placement.
<a href="https://mbpinc.net/contact-us">Contact the expert team</a> at MBP today and get high-quality transformation kits and competent cells for your lab.

Transformation Kits & Competetent Cells

DataSheet

Mix & Go! Competent Cells - DH5 Alpha

Mix &amp; Go! Competent Cells - DH5 Alpha by Zymo Research — 108–109 transformants/µg pUC19, no heat shock, approximately 20-second transformation. Store at &lt;−70°C; integrity guaranteed 6 months. Available as T3007 (10×100 µl), T3009 (96×50 µl, 12×8-Tube Strips), and T3010 (96×50 µl with PCR plates and Cover Foils).

Genotype

Transformation Efficiency

Mix & Go! Competent Cells - DH5 Alpha (10 x 100 µl)

Mix & Go! Competent Cells - DH5 Alpha (96 x 50 µl)

Mix & Go! Competent Cells - DH5 Alpha (96 x 50 µl) w/ 96-well PCR plates and Cover Foils

Mix & Go! Competent Cells - HB101

Mix &amp; Go! Competent Cells - HB101 (T3011 / T3013) by Zymo Research are premade chemically competent E. coli HB101 cells with 10⁸–10⁹ transformants/µg efficiency and a 20-second protocol. Available in 10 × 100 µl (T3011) or 96 × 50 µl (T3013) formats; Dam⁺/Dcm⁺, recA⁻, max 10 kb plasmid, stored at −70°C to −80°C. MBP is a registered vendor for Howard Hughes Medical Institute, Vanderbilt University, MD Anderson Cancer Center, and many more leading research institutes, serving labs across the United States, Canada, and internationally.