SRA的多文件问题
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SRA API给的R1 R2 可能不是真正的R1 R2 有可能是其他文件
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https://github.com/ncbi/sra-tools/wiki/HowTo:-fasterq-dump
https://www.biostars.org/p/12047/
spot
technical reads (adapters, primers, barcodes, etc) and there will always be at least one biological read (forward, reverse) -
https://notarocketscientist.xyz/posts/2022-07-26-getting-index-reads-from-sra/
Getting Index Reads From SRA -
https://www.ebi.ac.uk/ena/browser/view/SRR4242282
这个例子列出了 三个文件
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