LiftOver¶
Definition
AI-generated
LiftOver converts genomic coordinates between reference assemblies (for example GRCh37/hg19 to GRCh38/hg38) using alignment chain files, via UCSC's liftOver tool or equivalent APIs.
Topics
Why it matters in GWAS¶
Meta-analysis, annotation, and colocalization require a single build; mismatched positions cause missed overlap with LD reference panels or eQTL catalogs.
Example usage¶
"A replication step checks whether LiftOver assumptions remain stable across cohorts."
Related terms¶
References¶
- UCSC Genome Browser liftOver.
- GWASTutorial: UCSC LiftOver Tool.
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