CausalSentinel

Protein Dossier — AMY1A (Alpha-amylase 1A)

MR feasibility tier: A — Published pQTL-MR estimates exist for this protein (retrieved below - not computed here).

1. Published MR estimates (retrieved, not computed)

Outcome beta se p method nSNP cis/trans coloc
Diagnoses - main ICD10: I84 Haemorrhoids 0.0911 0.034 0.00746 Wald ratio 1 cis NA
Non-cancer illness code self-reported: osteoporosis -0.124 0.0528 0.0187 Wald ratio 1 cis NA
Intracranial volume 1.48e+04 6.35e+03 0.02 Wald ratio 1 cis NA
Non-cancer illness code self-reported: ankylosing spondylitis 0.203 0.0903 0.0247 Wald ratio 1 cis NA
Fractured bone site(s): Arm -0.153 0.0683 0.0251 Wald ratio 1 cis NA
Diagnoses - main ICD10: N40 Hyperplasia of prostate 0.119 0.0537 0.0272 Wald ratio 1 cis NA
Diagnoses - main ICD10: K57 Diverticular disease of intestine 0.0792 0.0377 0.0357 Wald ratio 1 cis NA
Thalamus volume 37.3 18.4 0.0423 Wald ratio 1 cis NA
Non-cancer illness code self-reported: hypertension -0.0202 0.0101 0.0455 Wald ratio 1 cis NA
Eczema -0.103 0.0517 0.0463 Wald ratio 1 cis NA
Neuroticism -0.0183 0.00962 0.0574 Wald ratio 1 cis NA
Diagnoses - main ICD10: H25 Senile cataract -0.141 0.0766 0.0662 Wald ratio 1 cis NA
…and 72 more outcomes (see JSON)              

2. pQTL instrument availability (Tier-B probe)

No prot-* pQTL GWAS dataset found for this protein (matched by UniProt accession and symbol).

3. GWAS Catalog results — traits with signal at this locus

1 association rows across 1 traits (1 genome-wide significant rows). Associations are loci, not causal claims; the mapped gene at a locus is not necessarily the effector gene.

Trait best p lead SNP n assoc study MR status
Alpha-amylase 1 levels (AMY1A.7918.114.3) 3e-19 rs370981115 1 GCST90240245 no MR -> candidate analysis

4. Phenome map — where this gene is a genetic locus, vs. where MR exists

Top diseases by Open Targets association (of 47 total). Associations are loci, not causal claims. The causal-status column is a four-state triage per pair: established (curated) = a curated clinical assertion exists (ClinGen/G2P/GEL/Orphanet/ClinVar — any validity level, MR adds little); exploratory rare-variant signal = ExWAS burden evidence without curation — a candidate NEW gene-disease relationship; common-variant locus = GWAS signal, classic pQTL-MR territory; multi-layer = burden+GWAS together, an allelic-series candidate (the strongest causal setup). Burden estimand is carrier-vs-noncarrier, not per-SD MR.

Disease genetic assoc. burden (ExWAS) causal status MR status
dentures 0.757 common-variant locus no MR -> candidate analysis
dental caries 0.536 common-variant locus no MR -> candidate analysis
osteoarthritis 0.058 common-variant locus MR: beta=-0.0242, p=0.223 (cis)
oropharynx cancer 0.052 common-variant locus no MR -> candidate analysis
alcohol drinking 0.052 common-variant locus no MR -> candidate analysis
seasonal allergic rhinitis 0.052 common-variant locus no MR -> candidate analysis
intelligence 0.048 common-variant locus no MR -> candidate analysis
chronic atrophic gastritis 0.042 common-variant locus no MR -> candidate analysis
hyperaldosteronism 0.042 common-variant locus no MR -> candidate analysis
polycythemia 0.04 common-variant locus no MR -> candidate analysis
trauma complication 0.037 common-variant locus no MR -> candidate analysis
viral pneumonia 0.037 common-variant locus no MR -> candidate analysis
disease of peritoneum 0.034 common-variant locus no MR -> candidate analysis
vertebral joint disorder 0.033 common-variant locus no MR -> candidate analysis
Abnormality of the skeletal system 0.032 common-variant locus no MR -> candidate analysis

Of the 15 rows above, 14 have no MR estimate in this resource. Across all retrieved diseases for this gene: 0 exploratory rare-variant signal(s), 0 multi-layer (allelic-series candidate) pair(s). Final triage still belongs to a statistical geneticist.

5. Downstream annotation (druggability & safety preview)

Layer Result
ChEMBL druggability 0 known modulators (Alpha-amylase 1A)
gnomAD constraint pLI=0.92, LOEUF=0.572 — LoF-INTOLERANT
GWAS Catalog 22 unique SNPs / 44 rows
ClinVar 48 records; 6 pathogenic in sample of 30
PharmGKB/ClinPGx no annotations

Caveats declared by the tools

Sources

Provenance