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WNT10A · Western blot design guide
Design a Western Blot for WNT10A
Real validated WNT10A Western blot protocols, expected-band and isoform facts, troubleshooting for weak or shifted signal, and recommended anti-WNT10A WB antibodies. Everything you need to plan the experiment before you commit precious samples.
Last reviewed: May 2026 · Scientific review: Boster Bio technical team
WNT10A Western Blot Experimental Design Guide
Expected bands, validated protocols, controls and antibodies — the at-a-glance facts below, then the full design guide.
Must know before running
| Expected band | ~46.4 kDa | |
| Observed band | ~46 kDa | |
| Gel | 10–12% | |
| Negative control | siRNA / KO lysate |
Important caveats
Reasons your observed band may differ from the expected size.
| PTM | Glycosylated + Phosphorylated | |
| Caveat | N-linked glycosylation | |
| Regulation | IL-6-induced | |
| Isoform | 1 isoform(s) |
Section 1
Real Curated WNT10A Western Blot Protocols
Literature-validated Western blot parameters for WNT10A — gel percentage, transfer, blocking, antibody incubation and detection, extracted from published methods.
| Sample / lysate | rat brain , Lane 2: mouse brain . After Electrophoresis, proteins were transferred to a Nitrocellulose membrane at 150mA for 50-90 minutes. Blocked the membrane with 5% Non-fat Milk/ TBS for 1.5 hour at RT. The membrane was incubated with rabbit anti-WNT10A antigen affinity purified polyclonal antibody (Catalog # A03479-2) at 0.5 μg/mL overnight at 4°C, then washed with TBS-0.1%Tween 3 times with 5 minutes each and probed with a goat anti-rabbit IgG-HRP secondary antibody at a dilution of 1:5000 for 1.5 hour at RT. The signal is developed using an Enhanced Chemiluminescent detection (ECL) kit (Catalog # EK1002) with Tanon 5200 system. A specific band was detected for WNT10A at approximately 46KD. The expected band size for WNT10A is at 46KD |
| Gel % | 10–12% |
| Load | 50ug |
| Transfer | nitrocellulose membrane, 150 mA, 50–90 min |
| Membrane | nitrocellulose |
| Blocking | 5% non-fat milk / TBS, 1.5 h RT |
| Primary antibody | 0.5 µg/mL |
| Primary incubation | overnight at 4 °C |
| Secondary antibody | goat anti-rabbit IgG-HRP, 1:5000 |
| Wash | TBS-0.1% Tween, 3 × 5 min |
| Detection | ECL |
| Exposure / imaging | Tanon 5200 |
| Observed band | 46 kDa |
Section 2
What Is the Expected WNT10A Western Blot Band Size?
WNT10A has a 46.4 kDa predicted backbone and is observed at ~46 kDa, with N-glycosylation and signal-peptide cleavage nearly offsetting each other.
| single band at ~46 kDa | matches the empirically observed mature secreted WNT10A band, closely tracking the 46.4 kDa predicted mass |
| band smeared or diffuse around 46-50 kDa | heterogeneous N-linked glycosylation at Asn106 and Asn363 broadens and can upshift the apparent size |
| little or no band in whole-cell lysate | WNT10A is secreted into the extracellular space/matrix, so intracellular lysate captures little of the mature protein |
| band slightly smaller than the calculated full-length precursor | cleavage of the signal peptide (residues 1-35) during secretion removes mass from the unprocessed precursor |
| band position shifts between reducing and non-reducing gels | extensive intra-chain disulfide bonding (11 bonds) stabilizes a compact fold that migrates differently when disulfides are not fully reduced |
💡Expected WNT10A appearanceWNT10A runs as a single band at ~46 kDa on reducing SDS-PAGE, matching its 46.4 kDa predicted mass despite N-glycosylation at Asn106/Asn363 and signal-peptide cleavage.
| Predicted mass (46.4 kDa, 417 aa) | sets the baseline expected migration for the unmodified polypeptide backbone |
| N-glycosylation at Asn106 and Asn363 | adds carbohydrate mass and glycoform heterogeneity, which can raise or smear the band above the ~46 kDa observed size |
| Signal peptide cleavage (residues 1-35) | removes the signal sequence during secretion, so the mature secreted protein runs slightly below the calculated full-length precursor |
| Extensive intra-chain disulfide bonding (11 bonds) | compact disulfide-stabilized folding can alter mobility, producing apparent size differences between reduced and non-reduced samples |
| Non-glycosylated recombinant/bacterial standard | recombinant protein lacking glycosylation machinery runs lower than the native ~46 kDa glycosylated form |
| Situation | Likely cause | Next action |
|---|---|---|
| No band in lysate | WNT10A is secreted into the extracellular space and matrix, leaving little mature protein in whole-cell lysate | probe conditioned media or ECM-enriched fractions rather than relying only on whole-cell lysate |
| Band higher than expected | heterogeneous N-glycosylation at Asn106 and Asn363 adds mass above the ~46 kDa native band | treat sample with PNGase F to collapse glycoforms and compare deglycosylated mass to the 46.4 kDa prediction |
| Band lower than expected | signal peptide cleavage during secretion removes residues 1-35, so mature protein runs below the uncleaved precursor calculation | confirm whether the construct or fraction analyzed represents precursor or mature secreted protein before comparing to calculated mass |
| Broad smear instead of sharp band | variable occupancy and processing of the two N-glycosylation sites produces a mixture of glycoforms | run a PNGase F-treated control lane alongside untreated sample and use a higher-resolution gradient gel |
| Multiple bands | incomplete reduction of the 11 disulfide bonds can leave partially folded species with distinct mobility | ensure complete reduction with fresh DTT or beta-mercaptoethanol and boil samples fully before loading |
| Weak or no signal | low secreted abundance and glycan masking of the epitope in ECM-associated protein | enrich conditioned media or ECM extracts and increase antibody concentration or exposure |
Experiment evidence
Western blot images showing WNT10A band
A03479-2 · WNT10A
← swipe / scroll for more images →
Real WB data behind the band-size expectations in this section.
Sample controls for WNT10A Western blot
🧪For positive controls for WNT10A in Western blot, you can use conditioned medium or lysate from WNT10A-transfected HEK293 cells, since Human Protein Atlas data report no positive tissue or cell line for this protein.
Positive control: WNT10A-transfected HEK293 cells
Negative control: ubiquitously expressed; use siRNA knockdown or KO line
Loading controls: Run GAPDH and β-actin alongside a total-protein stain (e.g., stain-free gel, Ponceau S, or REVERT) as loading controls.
⚠️Feasibility: As a secreted protein with no HPA tissue/cell expression data available, whole-cell lysates give little signal and no validated negative tissue exists, so rely on conditioned medium/recombinant protein as positive control and siRNA or CRISPR knockdown as negative control.
Comprehensive Human Protein Atlas IHC scoring per tissue. Rows are taken directly from the HPA tissue chart — click any row's HPA link to view the source.
Positive expression · recommended positive controls
| Tissue | Cell type | Level | Evidence | Source |
|---|
Undetected expression · recommended negative controls
| Tissue | Cell type | Level | Evidence | Source |
|---|
Section 3
Advanced WNT10A Western Blot Tips
Deeper troubleshooting and optimisation questions for WNT10A, answered from its protein features.
Why does WNT10A run close to its 46 kDa prediction?
The 46.4 kDa prediction already excludes the cleaved 1-35 signal peptide, and the observed ~46 kDa band matches well. With only 2 glycosylation sites and 1 modified residue, added PTM mass is modest, so little upward shift is expected versus the calculated mass on a standard reducing SDS-PAGE gel.
Should multiple WNT10A isoforms appear on the blot?
UniProt lists only one WNT10A isoform, so a single specific band near 46 kDa is expected. Extra bands are more likely explained by glycosylation heterogeneity, partial reduction of the 11 disulfide bonds, or degradation products rather than genuine alternative splice isoforms.
How do glycosylation and lipidation affect WNT10A detection?
WNT10A is a glycoprotein (2 sites) and lipoprotein, consistent with the conserved Wnt palmitoleoylation required for secretion and signaling. These modifications can cause slight mass heterogeneity or reduced transfer efficiency for the lipidated pool; enzymatic deglycosylation can help confirm the core protein band.
How to optimize blocking for a secreted glycoprotein like WNT10A?
Because WNT10A is glycosylated and lipid-modified, avoid glycan-reactive blocking reagents; 5% BSA is generally preferable to some milk formulations to reduce lectin-like background. Extended blocking helps offset the hydrophobic lipoprotein character, which can otherwise increase nonspecific membrane binding.
What transfer method to use for WNT10A Western blot?
Standard wet or semi-dry transfer works for this ~46 kDa secreted protein. Given its lipid modification and disulfide-rich structure, ensure complete denaturation and reduction before transfer, and confirm efficient transfer since hydrophobic lipoproteins can occasionally trail or transfer unevenly.
How to reliably quantify WNT10A across sample types?
Since WNT10A is secreted into the extracellular space and matrix, conditioned media or ECM-enriched fractions may be needed alongside cell lysates for accurate quantitation. Normalize secreted-fraction blots to a secreted loading reference rather than intracellular housekeeping proteins alone.
How to interpret unexpected extra bands on a WNT10A blot?
With 11 disulfide bonds, incomplete reduction can generate higher-MW or shifted bands, so use fresh reducing agent. WNT10A also forms a soluble 1:1 complex with AFM (afamin); under non-denaturing conditions this complex could appear as an additional higher-molecular-weight species distinct from monomeric WNT10A.
Boster reagents
Best WNT10A Western Blot Antibodies
BosterBio's WNT10A antibodies are among the best-performing WB antibodies on the market — well cited, thoroughly validated, and orthogonally cross-validated against negative tissues and complementary methods.
Real WB data
Anti-Wnt10a Picoband® Antibody
Cat # A03479-2
Our recommended anti-WNT10A Western blot antibody is a best-performing, extensively cited reagent, rigorously validated through repeated WB testing and cross-checked against negative tissue controls and complementary detection methods to ensure specific, reproducible results in your experiments.
Which to pick: Only one WNT10A antibody is catalogued: A03479-2. It has a real validated Western blot image (SDS-PAGE, 5-20% gel), making it the clear, ready-to-use choice for your WNT10A blot, with no alternative currently listed to compare.
Source: BosterBio WNT10A gene-info card — filtered to Western-blot-capable antibodies; each card shows that product's actual WB validation figure.
References
- UniProt Consortium. UniProt entry Q9GZT5.
- Human Protein Atlas. WNT10A tissue expression.