How to plot length distribution of contigs in the assembly?

Question

[seta]

Dear all,

Could anybody please let me know if there is a convenient way to plot distribution of contigs numbers vs. contig length?

Thanks

Answer 1

[thackl]

Quast produces such plots and other useful assembly statistics as well. See also Quast Is A Convenient Tool For Assembly Evaluation.

Answer 2

[Dattatray Mongad]

use this Python script. Easy to use: python contigPlot.py fastaDir.

Where fastaDir is directory name containing genome files (extension .fasta)

Answer 3

[lakhujanivijay]

Check out a shell wrapper in the link below which is based on seqkit that I wrote couple of weeks ago

C: SeqKit: a cross-platform and ultrafast toolkit for FASTA/Q file manipulation in