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- Table of Contents
SENP3 / Sentrin-specific protease 3 · Western blot design guide
Design a Western Blot for SENP3
Source-linked SENP3 Western blot protocol options, expected-band and isoform facts, troubleshooting for weak or shifted signal, and recommended anti-SENP3 WB antibodies. Everything you need to plan the experiment before you commit precious samples.
Evidence assembled September 2026 · For research use; verify linked source records and product datasheet before use
SENP3 Western Blot Experimental Design Guide
Expected bands, source-linked protocol options, controls and antibodies — the at-a-glance facts below, then the full design guide.
Must know before running
| Expected band | ~65 kDa | |
| Gel | 12–15% (standard starting point) | |
| Positive control | Adrenal gland (IHC candidate; verify WB) +4 more | |
| Negative control | Adipose tissue (IHC candidate; verify WB) |
Important caveats
Reasons your observed band may differ from the expected size.
| PTM | Phosphorylated | |
| Caveat | Phosphorylation-state controls | |
| Gene-set association | MSigDB C7 membership | |
| Isoform | 1 isoform(s) |
Section 1
Source-Linked SENP3 Western Blot Protocol Options
The A04474Y24 protocol combines labelled catalog values with standard starting conditions. Published comparisons retain their own sample, reagent and detection scope.
| Sample / lysate | C6 (40ug), NIH-3T3 (40ug), Hela (40ug), COS-7 (40ug) (catalog A04474Y24) |
| Gel % | 12–15% (standard starting point) |
| Load | 20–30 µg total protein per lane; optimize for abundance (standard starting point) |
| Transfer | Standard semi-dry transfer; verify efficiency (standard starting point) |
| Membrane | 0.45 µm PVDF (standard starting point) |
| Blocking | 5% milk or 5% BSA in TBST (standard starting point) |
| Primary antibody | A04474Y24; use the WB datasheet starting dilution (standard starting point) |
| Primary incubation | Overnight at 4 °C (standard starting point) |
| Secondary antibody | Species-matched HRP conjugate at validated dilution (standard starting point) |
| Secondary incubation | 1 h at room temperature (standard starting point) |
| Wash | 3 × 5 min in TBST (standard starting point) |
| Detection | ECL; bracket exposures to avoid saturation (standard starting point) |
Section 2
What Is the Expected SENP3 Western Blot Band Size?
SENP3 is predicted at 65 kDa; phosphorylation could affect migration, but no empirical band size or visible shift is established.
| Single band near 65 kDa | consistent with the predicted SENP3 mass; identity requires a control |
| Faint band near 65 kDa | SENP3 may be underrepresented if nuclear protein extraction is poor |
| No band near 65 kDa | nuclear extraction or detection may be inadequate |
| Nearby doublet around 65 kDa | SENP3 has documented phosphorylation sites, but distinct band migration is unproven |
💡Expected SENP3 appearanceSENP3 has a predicted mass of 65 kDa; no empirical band size or demonstrated migration shift is supplied, so confirm any band near that size with an identity control.
| Predicted mass of 65 kDa | sets the reference size; migration has not been measured here |
| Phosphoserine 54 | could affect migration, but no visible shift is established |
| Phosphoserines 73 and 75 | could affect migration, but no visible shift is established |
| Phosphothreonine 176 | could affect migration, but no visible shift is established |
| Situation | Likely cause | Next action |
|---|---|---|
| No band in lysate | nuclear SENP3 may be poorly recovered | check nuclear extraction and a nuclear protein control |
| Weak or no signal | low SENP3 recovery or inadequate detection | check loading, transfer and antibody detection |
| Band higher than expected | the supplied features do not establish the cause of a large shift | confirm identity with SENP3 depletion or an independent antibody |
| Band lower than expected | the supplied features do not establish a smaller SENP3 form | confirm identity with SENP3 depletion or an independent antibody |
| Multiple bands | phosphorylation is documented, but distinct migrating forms are unproven | compare bands after SENP3 depletion |
| Fragments below expected size | sample degradation is possible | prepare fresh lysate with protease inhibitors and check band identity |
Experiment evidence
Western blot images showing SENP3 band
A04474Y24 · SENP3
← swipe / scroll for more images →
Real WB data behind the band-size expectations in this section.
Sample controls for SENP3 Western blot
🧪HPA-IHC candidate guidance (verify in WB): For positive controls for SENP3 in Western blot, you can use adrenal gland tissue, which HPA scores High.
Positive control: Adrenal gland (IHC candidate; verify WB)
Negative control: Adipose tissue (IHC candidate; verify WB)
Loading controls: Run GAPDH, β-actin, and a total-protein stain alongside SENP3.
⚠️Feasibility: SENP3 is nuclear, so nuclear extracts may help if whole-cell signal is weak.
HPA tissue expression evidence for SENP3
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.
Higher expression tissues · candidate positive controls from IHC
| Tissue | Cell type | Level | Evidence | Source |
|---|---|---|---|---|
| Adrenal gland | glandular cells | High | Protein (IHC) | HPA → |
| Bronchus | respiratory epithelial cells | Medium | Protein (IHC) | HPA → |
| Caudate | neuronal cells | Medium | Protein (IHC) | HPA → |
| Cervix | glandular cells | Medium | Protein (IHC) | HPA → |
| Esophagus | squamous epithelial cells | Medium | Protein (IHC) | HPA → |
Lower expression tissues · IHC evidence, not confirmed WB-negative controls
| Tissue | Cell type | Level | Evidence | Source |
|---|---|---|---|---|
| Adipose tissue | adipocytes | Not detected | Protein (IHC) | HPA → |
| Bone marrow | hematopoietic cells | Not detected | Protein (IHC) | HPA → |
| Lung | alveolar cells | Not detected | Protein (IHC) | HPA → |
| Lymph node | germinal center cells | Not detected | Protein (IHC) | HPA → |
| Ovary | follicle cells | Not detected | Protein (IHC) | HPA → |
Section 3
Advanced SENP3 Western Blot Tips
Deeper troubleshooting and optimisation questions for SENP3, answered from its protein features.
Where should the SENP3 band appear?
Band shift · The supplied predicted mass is 65 kDa, but no empirical band position is available. Use 65 kDa as a starting reference, not an exact apparent mass or evidence of a shift.
Should I expect multiple SENP3 isoform bands?
Isoforms · The supplied record lists one isoform and no alternative sequence. Do not assign additional bands to isoforms based on these features alone; check their specificity before interpreting them.
Could phosphorylation explain a shifted SENP3 band?
PTM · UniProt lists phosphoserines at 54, 73, 75, 169, 181, 188, 212 and 232, and phosphothreonine at 176. These are UniProt coordinates; paper or antibody numbering may differ. Their presence alone does not establish a visible shift or explain a measured mass difference.
Does this guide establish induction of SENP3?
Induction · No general induction response is established by this guide. A pathway or gene-set association is not evidence of induction in a particular specimen. Verify the relevant treatment and control in a target-specific experiment.
How should transfer be checked for SENP3?
Transfer · Standard workflow guidance: verify transfer efficiency for the intended target size before interpreting a weak signal. Use total-protein assessment and optimize transfer for the membrane, gel and apparatus; the labelled catalog values take precedence.
How should blocking be optimized?
Blocking · Standard workflow guidance: follow the A04474Y24 datasheet where specified. Otherwise compare 5% milk or 5% BSA in TBST; for a phospho-specific assay start with BSA. Optimize background and specific signal with matched controls.
How should I quantify SENP3 across cell fractions?
Quantitation · SENP3 is reported in the nucleolus and nucleoplasm, with cytoplasmic localization also listed. Quantify comparable fractions consistently; a change in one nuclear fraction may reflect redistribution rather than a change in total protein.
Does oxidative stress change where SENP3 is detected?
Interpretation · SENP3 redistributes between the nucleolus and nucleoplasm in response to mild oxidative stress. Compare matched fractions when assessing this response. This localization feature does not establish increased total SENP3 abundance.
The supplied features include phosphorylation sites but no glycosylation sites, signal peptide, propeptide or alternative sequence. Those features do not identify an unexpected band or prove a mass shift. Compare it with the expected region around 65 kDa and verify its identity before assigning a cause.
The supplied features include phosphorylation sites but no glycosylation sites, signal peptide, propeptide or alternative sequence. Those features do not identify an unexpected band or prove a mass shift. Compare it with the expected region around 65 kDa and verify its identity before assigning a cause.
Boster reagents
SENP3 Western Blot Antibodies
Catalog antibodies with Western blot application and product-specific WB images. Evaluate suitability with the reported sample, controls and experimental conditions.
Real WB data
Anti-SENP3 (Y24) Antibody
Cat # A04474Y24
The catalog reports one anti-SENP3 antibody, A04474Y24, with reported Human, Mouse, and Rat reactivity. Its WB image shows C6, NIH-3T3, HeLa, and COS-7 whole-cell lysates at 1:500 and 40 µg per lane. Evidence is limited to the shown conditions.
Which to pick: A04474Y24 is the only listed option and has a WB image. Check its reported reactivity against your sample; the pictured lysates and 1:500 dilution provide tested starting contexts, not validation of every sample or condition.
Source: BosterBio SENP3 gene-info card — filtered to Western-blot-capable antibodies; each card shows that product's actual WB validation figure.
References
- UniProt Consortium. UniProt entry Q9H4L4.
- Human Protein Atlas. SENP3 tissue expression.
- PMC5601664 — target-verified WB comparison
- PMC12152034 — target-verified WB comparison
- PMC12987775 — target-verified WB comparison