i4000311

A SNP in the CFTR gene on chromosome 7. Its most notable genotype is C;G: carrier of cystic fibrosis allele

Gene
CFTR
Location
Chr 7117,292,931 (GRCh38)
Highest magnitude
3.0Important
Tested on
23andMe

Genotypes

As shown in 23andMe and AncestryDNA files.

On SNPedia: (C;C), (C;G). Magnitude rates how notable a genotype is from 0 to 10, not how risky it is.

Conditions, medicines and genes

Notes

From SNPedia

Notes

Cystic Fibrosis rs80034486

Source and license

Adapted from i4000311 on SNPedia, using a snapshot taken October 16, 2026. SNPedia content is shared under CC BY-NC-SA 3.0 US, and this page is shared under the same license.

SNPedia is a community-edited wiki. Its entries can be incomplete, out of date or wrong, and nothing here is a diagnosis or medical advice. Magnitude is a community rating of how interesting a genotype is, not a risk score.