Mutations

SORL1 R67S (G>C)

Overview

Clinical Phenotype: Alzheimer's Disease
Position: (GRCh38/hg38):Chr11:121452532 G>C
Position: (GRCh37/hg19):Chr11:121323241 G>C
dbSNP ID: rs556756459
Coding/Non-Coding: Coding
DNA Change: Substitution
Expected Protein Consequence: Missense
Codon Change: AGG to AGC
Reference Isoform: SORL1 Isoform 1 (2214 aa)
Genomic Region: Exon 1

Findings

This variant was found in one subject with early onset Alzheimer’s disease and one control in a sample of 852 early onset cases, 927 late-onset AD cases, and 1273 controls from the Alzheimer Disease Exome Sequencing France (ADESFR) project (Campion et al., 2019).

In a study that included 15,808 Alzheimer’s cases and 16,097 control subjects from multiple European and American cohorts, this allele was observed 13 times—six times among the AD cases and seven times among the controls (Holstege et al., 2022). A mega-analysis of these data did not find an association between the variant and AD risk.

Functional Consequences

The R67S variant was predicted to be tolerated by SIFT, neutral by Mutation Taster, and benign PolyPhen-2 (Campion et al., 2019).

Last Updated: 18 Jul 2024

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References

Paper Citations

  1. . SORL1 genetic variants and Alzheimer disease risk: a literature review and meta-analysis of sequencing data. Acta Neuropathol. 2019 Aug;138(2):173-186. Epub 2019 Mar 25 PubMed.
  2. . Exome sequencing identifies rare damaging variants in ATP8B4 and ABCA1 as risk factors for Alzheimer's disease. Nat Genet. 2022 Dec;54(12):1786-1794. Epub 2022 Nov 21 PubMed.

Further Reading

No Available Further Reading

Protein Diagram

Primary Papers

  1. . SORL1 genetic variants and Alzheimer disease risk: a literature review and meta-analysis of sequencing data. Acta Neuropathol. 2019 Aug;138(2):173-186. Epub 2019 Mar 25 PubMed.

Other mutations at this position

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