fix samtools parallel
fix samtools parallel

macmanes-lab/trinityrnaseq,macmanes-lab/trinityrnaseq,macmanes-lab/trinityrnaseq,macmanes-lab/trinityrnaseq,macmanes-lab/trinityrnaseq,macmanes-lab/trinityrnaseq,macmanes-lab/trinityrnaseq,macmanes-lab/trinityrnaseq