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  2. FAQs and troubleshooting

FAQs and troubleshooting


FAQs

Questions and answers for common NCBI Datasets questions

  • How do I download SRA data?
  • Where is the data I requested?
  • I still can't find my data, can you help?
  • What file formats can be downloaded using NCBI Datasets?
  • What is a data package?
  • What is a dehydrated data package and what is rehydration?
  • What input date formats are supported by the command-line tools?
  • Why do gene counts differ when comparing taxonomy and species pages to the gene table?
  • What are atypical genomes?
  • How does NCBI decide which genomes to annotate?
  • How do I download plasmid sequences?
  • What is the difference between a GenBank (GCA) and RefSeq (GCF) genome assembly?
  • What is changing with the NCBI Datasets API rate limits in January 2025, and how will it affect programmatic access, including the command-line tool?
  • Can I make more than 5 requests per second?
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  • Related information
Mac zip archive bugs

Workarounds to avoid Mac zip archive bugs

Generated February 26, 2025
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