Samtools index doesn't work with a chromosome longer than 512Mbp.

Heng

On Dec 16, 2014, at 11:41, olivier.rue <olivier....@toulouse.inra.fr> wrote:

> Hello,
> 
> I got an error when indexing my sorted BAM file.
> 
> > samtools index file.bam
> [E::hts_idx_push] NO_COOR reads not in a single block at the end 0 -1
> 
> I tried to check the validity of the file with picard-tools:
> 
> > java -jar ValidateSamFile.jar I=file.bam IGNORE_WARNINGS=true
> ERROR: Record 90709, Read name seq40369#11#7696, The record is out of 
> [coordinate] order, prior read name [seq28047#7#2353], prior coodinates [-1:0]
> 
> The start coordinate of this read is higher than 1 billion:
> 
> seq40369#11#7696    272    chrUn    1024548131    1    27M    *    0    0    
> GTTGTCTCTGATTCAGAATCATACTTA    IIIIIIIIIIIIIIIIIIIIIIIIIII    AS:i:0    
> XS:i:0    XN:i:0    XM:i:0    XO:i:0    XG:i:0    NM:i:0    MD:Z:27    YT:Z:UU
> 
> I retrieved identical problems with bedtools...
> 
> Do you have already encountered this bug ?
> 
> Thanks,
> Olivier
> 
> -- 
> ========================================================
>  Olivier RUÉ
>  INRA - MIAT - Plateforme Bioinfo-Genotoul
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>  Tel: +33 (0)5.61.28.55.49
>  
> http://www.bioinfo.genotoul.fr/ 
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