Can anyone tell me how to generate `vcf.gz` file and its index file `vcf.gz.tbi` in 1000 Genomes Project? 

<a href='ftp://ftp-trace.ncbi.nih.gov/1000genomes/ftp/release/20110521/'>ftp://ftp-trace.ncbi.nih.gov/1000genomes/ftp/release/20110521/

    bgzip -c file.vcf > file.vcf.gz
    tabix -p vcf file.vcf.gz

[tabix documentation][1]

 [1]: http://samtools.sourceforge.net/tabix.shtml
