
Overview
This repository is a re-analysis of the NCBI Sequence Read Archive (SRA), December 2023 freeze, to make it more accessible. The SRA is an open access database of biological sequences, containing raw data from high-throughput DNA and RNA sequencing platforms. It is the largest database of public DNA sequences worldwide, containing a wealth of genomic diversity across all living organisms. This repository contains Logan, a set of compressed FASTA files for all individual SRA accessions, in the form of unitigs and contigs. Borrowing methods from the realm of genome assembly, unitigs preserve nearly all the information present in the original sample, whereas contigs get rid of variations to increase sequence lengths. Altogether, Logan recapitulates the information present in the SRA while making it an order of magnitude more accessible due to 20-100x smaller size and higher quality genomic content.
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This is a publicly available data set. No subscription is required.
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Delivery details
AWS Data Exchange (ADX)
AWS Data Exchange is a service that helps AWS easily share and manage data entitlements from other organizations at scale.
Open data resources
Available with or without an AWS account.
- How to use
- To access these resources, reference the Amazon Resource Name (ARN) using the AWS Command Line Interface (CLI). Learn more
- Description
- Compressed FASTA files (.fa.zst) in a public S3 bucket: all unitigs and contigs of SRA accessions.
- Resource type
- S3 bucket
- Amazon Resource Name (ARN)
- arn:aws:s3:::logan-pub
- AWS region
- us-east-1
- AWS CLI access (No AWS account required)
- aws s3 ls --no-sign-request s3://logan-pub/
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Managed By
Institut Pasteur (https://www.pasteur.fr )
How to cite
Logan Unitigs and Contigs of the Sequence Read Archive (SRA) on AWS was accessed on DATE from https://registry.opendata.aws/pasteur-logan .
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