Genome Analysis Toolkit

Variant Discovery in High-Throughput Sequencing Data

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Developed in the Data Sciences Platform at the Broad Institute, the toolkit offers a wide variety of tools with a primary focus on variant discovery and genotyping. Its powerful processing engine and high-performance computing features make it capable of taking on projects of any size. Learn more

java.lang.IllegalArgumentException: Ref and alt alleles have same last base, hence this event is not in its minimal representation.

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    Gökalp Çelik

    Hi Siddhi Jani

    This error message means that you need to left align and normalize your variants and split complex representations if present. 

    You can use 

    bcftools norm

    for thi purpose. 

    Regards. 

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