Ancestry-Informative Marker (AIM)
Definition
A SNP with an allele-frequency difference (FST) above 0.4 or 0.5 between continental population groups. A panel of 100-200 AIMs provides probabilistic continental ancestry assignment for an unknown contributor.
Related terms
- Externally Visible Characteristic (EVC)
- An observable physical trait (eye colour, hair colour, skin tone, height, facial morphology) whose variation in the population is partly genetically determined...
- FORENSeq DNA Signature Prep
- Commercial MPS kit from Verogen that types STRs, Y-STRs, X-STRs, identity SNPs, AIMs, and EVC SNPs in a single library preparation and...
- HIrisPlex-S
- A 41-SNP externally visible characteristics (EVC) panel for simultaneous prediction of eye, hair, and skin colour, developed at Erasmus MC Rotterdam by...
- Parabon Snapshot
- A commercial DNA phenotyping service (Parabon NanoLabs, Virginia, US) that genotypes thousands of SNPs from a crime-scene sample and uses machine learning...
- SNPforID Consortium
- European-funded research consortium that published the foundational 52-SNP identity panel for forensic use in 2004-2006. The 52-plex is validated for maximum discriminating...
Explained in
- SNP Panels for Ancestry, Phenotype and IdentificationA SNP with an allele-frequency difference (FST) above 0.4 or 0.5 between continental population groups. A panel of 100-200 AIMs provides probabilistic continen...