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Welcome to NCBI

The National Center for Biotechnology Information advances science and health by providing access to biomedical and genomic information.

Get Started

  • Tools: Analyze data using NCBI software
  • Downloads: Get NCBI data or software
  • How Tos: Learn how to accomplish specific tasks at NCBI
  • Submissions: Submit data to GenBank or other NCBI databases

NCBI Announcements

  • NCBI webinar on E-Utilities October 15th

    Oct 1, 2014

    On October 15th, NCBI will have a webinar entitled “An Introduction to NCBI’s E-Utilities, an NCBI API.” E-Utilities is a tool to assist programmers in accessing, searching and retrieving a wide variety of data from NCBI servers.

  • NCBI Sequence Viewer version 3.4 available

    Sep 30, 2014

    NCBI Sequence Viewer has recently been updated and now has improved visualization of graphs, sequence track and other text, as well as a reworked configuration dialog. A full list of new features, improvements and fixes is included in the release notes.

  • HIV-1, human interaction database updated

    Sep 29, 2014

    The HIV-1, human interaction database has been updated and is now on an improved page. The improved interface includes help documentation and supports structured queries against Gene, as well as browsing, filtering and downloading the protein and replication interaction data sets. The most recent data release (June 2014) includes 12,785 HIV-1, human protein-protein interactions for 3,142 human genes and 1,316 replication interactions for 1,250 human genes.

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