update parameters in README.md

README.md

@@ -94,7 +94,7 @@ Parameters | Default Value | Description
  --min_transcript_coverage    | 1.01 | the minimum coverage required to output a multi-exon transcript
   --min_single_exon_coverage   | 20 | the minimum coverage required to output a single-exon transcript
  --min_exon_length            | 50 | the minimum length of a transcript is: --min_transcript_length <br> + --min_exon_length * num-of-exons
- --min_transcript_length      |250 | the minimum length of a transcript is: --min_transcript_length <br> + --min_exon_length * num-of-exons
+ --min_transcript_length      |150 | the minimum length of a transcript is: --min_transcript_length <br> + --min_exon_length * num-of-exons
  --min_mapping_quality        | 1 | ignore reads with mapping quality less than this value
  --min_bundle_gap             |50 | the minimum distances required to start a new bundle
  --min_num_hits_in_bundle     | 20 | the minimum number of reads required in a bundle