01~GEO-数据下载

prefetch命令下载SRA

## SRAtoolkit也提供了prefetch命令用于下载SRA文件。
Usage:
  prefetch [options] <SRA accession | kart file> [...]
  Download SRA or dbGaP files and their dependencies
  
  prefetch [options] <SRA file> [...]
  Check SRA file for missed dependencies and download them

  prefetch --list <kart file> [...]
  List the content of a kart file

1. 下载单个SRA文件

> prefetch SRR11999357 -O ./

2. 下载多个SRA文件

## 需下载SRR_Acc_List.txt文件
prefetch --option-file SRR_Acc_List.txt -O ./