+bio-seq-compare               
    +ncbiblast-2.2.27-gcc-4.4.6    
    +ncbiblast-2.2.28-gcc-4.4.6

makeblastdb -in scaffold.fna -dbtype 'nucl' –parse_seqids  -out db/scaffold
blastn -query seq1000.ffn -db db/scaffold -out result/result.1000 -outfmt 7 -max_target_seqs 100 -num_threads 4 
blastn -query seq100.ffn -db db/scaffold -out result/result.100  -outfmt 7 -max_target_seqs 100 -num_threads 2


