LiftOver Tool

Convert coordinates between hg19 (GRCh37) and hg38 (GRCh38)

Conversion Direction:

Output format:

VCF output will preserve VCF fields for VCF input rows and update the converted CHROM / POS.

Input window

Supports coordinates, AVInput, and VCF rows

VCF mode example: paste standard VCF rows with CHROM, POS, ID, REF, ALT, QUAL, FILTER, INFO. The page will lift over CHROM/POS and preserve the row layout in the output.

Quick Examples

These examples mirror the most common clinical copy-paste formats. Pick one, then adjust coordinates or switch genome direction.

💡 Supported Formats:
• chr7:117199643-117199643
• chr7 117199643 117199643
• chr7 117199643 117199643 (tab-separated)
• VCF rows with CHROM POS ID REF ALT QUAL FILTER INFO

Note: Uses real UCSC chain file offsets for accurate conversion. Results match GeneBe exactly!