Braak stage 1, 100% of pigmented neurons left
parkinsonconnecting

Gene record

SH3RF3

SH3 domain containing ring finger 3

translation score 0.56, read 2026-10-18; 2 sealed predictions, 0 held; 2 receipts.

Six readers

readerfoundscore
genetics
Open Targets
genetic association 0.37 (overall 0.23)0.37
cell type
Human Protein Atlas
cell type enhanced in microglia (628 nCPM)1.00
chemistry
Open Targets
hard to drug0.00
trials
ClinicalTrials.gov
no Parkinson's trials on record: an open field1.00
literature
PubMed
no papers tie it to Parkinson's yet1.00
pathways
Reactome
in no curated pathway0.00
proposal for SH3RF3, translation score 0.56

Knock down and overexpress SH3RF3 in microglia; measure a transcriptome-wide state shift (bulk RNA-seq) and uptake and clearance of α-synuclein fibrils and NLRP3 inflammasome activation (IL-1β release).

Cell type
microglia
Direction
Both arms: public data does not say which way helps.
Molecular readout
a transcriptome-wide state shift (bulk RNA-seq)
Functional readout
uptake and clearance of α-synuclein fibrils and NLRP3 inflammasome activation (IL-1β release)
Rule-out
If neither arm moves a transcriptome-wide state shift (bulk RNA-seq) by 20% or more against non-targeting and empty-vector controls, across three independent differentiations, the hypothesis is wrong.
Lab request
CRISPRi knockdown and lentiviral overexpression of SH3RF3 in iPSC-derived microglia (iMGL); n = 3 differentiations; readouts: a transcriptome-wide state shift (bulk RNA-seq); uptake and clearance of α-synuclein fibrils and NLRP3 inflammasome activation (IL-1β release). Controls: non-targeting guide, empty vector. About 8 to 10 weeks, most of it differentiation.

Sealed predictions

  1. SH3RF3 in dopamine neurons, braak-0.54 (p 0.137) → -0.32 (p 0.407)receipt 1882
  2. SH3RF3 in microglia, braak-0.12 (p 0.768) → -0.42 (p 0.262)receipt 1881

Swarm cases

receipt 1882: SH3RF3 in dopamine neurons, braak

power
full sample -0.44 (p 0.069, n 18), 95% CI -0.75 to +0.04. the interval is wide: not enough donors to tell.
confounder
adjusted for sex: -0.44 (p 0.069, n 18). does not hold up.
composition
dopamine neurons share of nuclei vs axis +0.05 (p 0.854); controlling for it: -0.63 (p 0.0055, n 18). not the mix.
skeptic
leave-one-out range -0.54 to -0.37, sign flips 0; without severely affected donors -0.44 (p 0.069, n 18). robust.
cell type
no other cell group does better.
axis
no measure beats "tracks Braak Lewy-body stage" for SH3RF3 in dopamine neurons.

case closed: nothing better to follow up.

receipt 1881: SH3RF3 in microglia, braak

power
full sample -0.33 (p 0.185, n 18), 95% CI -0.69 to +0.16. the interval is wide: not enough donors to tell.
confounder
adjusted for sex: -0.39 (p 0.114, n 18). does not hold up.
composition
microglia share of nuclei vs axis -0.11 (p 0.652); controlling for it: -0.37 (p 0.130, n 18). could be the mix.
skeptic
leave-one-out range -0.44 to -0.23, sign flips 0; without severely affected donors -0.33 (p 0.185, n 18). fragile.
cell type
no other cell group does better.
axis
no measure beats "tracks Braak Lewy-body stage" for SH3RF3 in microglia.

case closed: nothing better to follow up.

Receipts

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