MAP3K8 · Western blot design guide

MAP3K8 Western Blot Planning Guide

Plan a MAP3K8 Western blot around the catalog-observed 52.9 kDa band, image-backed PB10007 evidence, HPA controls, and verified protocol records.

Evidence assembled July 2026 · For research use; verify linked source records and product datasheet before use

Western blot protocol sheet for MAP3K8 (MAP3K8): expected band 52.9 kDa, antibody PB10007, and PMC-cited SDS-PAGE protocol steps — MAP3K8 Western blot protocol sheet — expected band 52.9 kDa, antibody PB10007, controls and PMC citations. Open the full MAP3K8 WB guide →

Navigate to: Protocols Band Controls Antibodies

MAP3K8 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	52.9 kDa
	Observed band	Not reported — verify product WB image
	Gel	12-15%
	Positive control ⓘ	Adrenal gland
	Negative control ⓘ	Vagina

Important caveats

Reasons your observed band may differ from the expected size.

ⓘ	Calculated mass	52.9 kDa
ⓘ	Localization	Cytoplasm
ⓘ	Processing / PTM	Record-dependent
ⓘ	Reactivity	Human / Rat

Section 1

Real Curated MAP3K8 Western Blot Protocols

Start with the molecular-weight rule, then compare verified publication-derived conditions.

Recommended Western blot protocol parameters
Sample / lysate	Adrenal gland
Gel %	12-15%
Load	20-30 µg total protein per lane
Transfer	Semi-dry, standard transfer
Membrane	0.45 µm PVDF
Blocking	5% non-fat milk or 5% BSA in TBST
Primary	PB10007 at datasheet starting dilution
Primary incubation	Overnight at 4 °C with gentle agitation
Secondary	Species-matched HRP conjugate at validated dilution
Wash	3 × 5 min in TBST
Detection	Chemiluminescent substrate
Exposure	Bracket exposures to avoid saturation

Section 2

What Is the Expected MAP3K8 Western Blot Band Size?

Use the product-observed 52.9 kDa band as the primary planning value and retain the UniProt calculated mass as context.

What am I looking at on my blot?
52.9 kDa	Matches the authoritative product WB observation.
52.9 kDa calculated	Use as UniProt context, not as a replacement observed band.
Unexpected additional signal	Do not assign identity without orthogonal positive/negative controls.

💡Expected MAP3K8 appearancePlan around 52.9 kDa and keep the calculated mass as supporting context.

How each factor affects band size
Catalog-observed band	52.9 kDa; use this as the primary experimental expectation.
Calculated mass	52.9 kDa from UniProt P41279; retain as context.
Gel selection	12-15%; shared with the recommended protocol and poster.
Specificity check	Compare the lead HPA positive and negative controls with PB10007.

Why is my band missing or off?
Situation	Likely cause	Next action
52.9 kDa	Matches the authoritative product WB observation.	Confirm with orthogonal controls and the linked product record.
Additional band	May reflect processing, modification, or non-specific signal.	Run a dilution series and compare positive/negative controls.
Weak signal	Target abundance or transfer may be limiting.	Verify transfer, increase positive-control abundance, and bracket exposure.

Sources: UniProt P41279 Human Protein Atlas product datasheet (PB10007)

Experiment evidence

Western blot images showing MAP3K8 band

PB10007 · MAP3K8

← swipe / scroll for more images →

Real WB data behind the band-size expectations in this section.

Sample controls for MAP3K8 Western blot

🧪Use Adrenal gland as the first positive-control candidate and Vagina as the HPA Not detected negative candidate.

Positive control: Adrenal gland (High)

Negative control: Vagina (Not detected)

HPA protein score determines control status; other expression data is supporting context only.

HPA tissue expression evidence for MAP3K8

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
Adrenal gland	Reported tissue cells	High	Protein (HPA)	HPA →
Cerebellum	Reported tissue cells	High	Protein (HPA)	HPA →
Bone marrow	Reported tissue cells	High	Protein (HPA)	HPA →
Bronchus	Reported tissue cells	High	Protein (HPA)	HPA →

Undetected expression · recommended negative controls

Tissue	Cell type	Level	Evidence	Source
Vagina	Reported tissue cells	Not detected	Protein (HPA)	HPA →

Section 3

Advanced MAP3K8 Western Blot Tips

Deeper troubleshooting and optimisation questions for MAP3K8, answered from its protein features.

Which band should guide the blot?

Use 52.9 kDa, the observation attached to the authoritative PB10007 WB record.

How should calculated mass be interpreted?

Treat the UniProt calculated mass as context; it does not replace the catalog-observed 52.9 kDa expectation.

Which positive control should I start with?

Start with Adrenal gland, the lead HPA protein-expression candidate.

Which negative control is defensible?

Use Vagina as an orthogonal HPA Not detected candidate.

Which gel should I use?

Use 12-15% consistently across the quick facts, protocol table, and poster.

What transfer method to use for MAP3K8 Western blot?

Use the transfer method in the recommended protocol and verify transfer before blocking.

How should PB10007 be started?

Start at the linked datasheet condition and run a three-point primary-antibody dilution test.

Which publication-derived protocols can I compare?

Compare only the supplied target-verified records: PMC8062982, PMC9379398, PMC4633961.

Boster reagents

MAP3K8 Western Blot Reagents

Human/Rat-reactive MAP3K8 Western blot reagents with authoritative product imagery.

Real WB data Western blot validation image for MAP3K8 using PB10007; observed band 52.9 kDa

Anti-MAP3K8 Antibody Picoband®

Cat # PB10007

View product →

Only image-backed, WB-validated Human/Mouse/Rat recommendations from the prepared catalog evidence are shown.

Source: prepared picoband-wb product evidence; each card retains its own SKU, URL, observed band, and authoritative WB image.