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GC content graph

hello everybody,Im new here , I have aproblem with drawing GC content graph vs genome length,I will be so thankful if introduce me a tool or software which can draw this graph for me. thank you.

gene sequencing genome

2 answers

For bacterial genomes or single scaffold genomes you can use BRIG. Same thing can be used to visualize multiple genomes.

Is BRIG capable of plotting GC content? The images are hard to see and the description does not say anything about GC.

Yes it has an option of ploting both gc content and gc skew

isochore suggested by genomax2 seems to do what you want. Alternatively, a bit lower level, you can use bedtools like:

bedtools makewindows -g hg19.genome -w 1000 \
| nucBed -fi hg19.genome.fasta -bed

Where hg19.genome is a tab separated file of chromosome names and sizes and hg19.genome.fasta the fasta file of interest.

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