Skip to main page content
Access keys NCBI Homepage MyNCBI Homepage Main Content Main Navigation

COVID-19 resources

BLAST

Use our new Betacoronavirus database for SARS‑CoV‑2 genome sequence analysis

SARS-CoV-2 genomes

Download viral genome and protein sequences, annotation and a data report

LitCovid

A curated literature hub for the latest scientific information on COVID-19

Literature

PubMed

PubMed® comprises more than 34 million citations for biomedical literature from MEDLINE, life science journals, and online books. Citations may include links to full text content from PubMed Central and publisher web sites.

Literature databases

Bookshelf

Books and reports

MeSH

Ontology used for PubMed indexing

NLM Catalog

Books, journals and more in the NLM Collections

PubMed

Scientific and medical abstracts/citations

PubMed Central

Full-text journal articles

Data

Genes

Gene sequences and annotations used as references for the study of orthologs structure, expression, and evolution

Gene

Collected information about gene loci

GEO DataSets

Functional genomics studies

GEO Profiles

Gene expression and molecular abundance profiles

HomoloGene

Homologous genes sets for selected organisms

PopSet

Sequence sets from phylogenetic and population studies

Proteins

Protein sequences, 3-D structures, and tools for the study of functional protein domains and active sites

Conserved Domains

Conserved protein domains

Identical Protein Groups

Protein sequences grouped by identity

Protein

Protein sequences

Protein Family Models

Models representing homologous proteins with a common function

Structure

Experimentally-determined biomolecular structures

BLAST

A tool to find regions of similarity between biological sequences

blastn

Search nucleotide sequence databases

blastp

Search protein sequence databases

blastx

Search protein databases using a translated nucleotide query

tblastn

Search translated nucleotide databases using a protein query

Primer-BLAST

Find primers specific to your PCR template

Genomes

Genome sequence assemblies, large-scale functional genomics data, and source biological samples

Assembly

Genome assembly information

BioCollections

Museum, herbaria, and other biorepository collections

BioProject

Biological projects providing data to NCBI

BioSample

Descriptions of biological source materials

Genome

Genome sequencing projects by organism

Nucleotide

DNA and RNA sequences

SRA

High-throughput sequence reads

Taxonomy

Taxonomic classification and nomenclature

Clinical

Heritable DNA variations, associations with human pathologies, and clinical diagnostics and treatments

ClinicalTrials.gov

Privately and publicly funded clinical studies conducted around the world

ClinVar

Human variations of clinical significance

dbGaP

Genotype/phenotype interaction studies

dbSNP

Short genetic variations

dbVar

Genome structural variation studies

GTR

Genetic testing registry

MedGen

Medical genetics literature and links

OMIM

Online mendelian inheritance in man

PubChem

Repository of chemical information, molecular pathways, and tools for bioactivity screening

BioAssays

Bioactivity screening studies

Compounds

Chemical information with structures, information and links

Pathways

Molecular pathways with links to genes, proteins and chemicals

Substances

Deposited substance and chemical information

News

Research news

The Scientist YESTERDAY

South African Hominin Fossils Predate Lucy, Analysis Suggests

A newer dating technique using cosmogenic isotopes finds Australopithecus remains from the Sterkfontein caves to be about 1 million years older than previous estimates, potentially changing scientists’ understanding of humanity’s origins.

NIH Research Matters JUNE 28, 2022

Using viruses to treat antibiotic-resistant bacterial infections

In several patients, treatment of bacterial lung infections with viruses called phages eliminated the infection.

More news

Recent blog posts

NCBI Insights TODAY

GenBank Release 250.0 is available!

GenBank release 250.0 (6/17/2022) is now available on the NCBI FTP site. This release has 18.63 trillion bases and 2.69 billion records.  The current release has 239,017,893 traditional records containing 1,395,628,631,187 base pairs of sequence data. There are also 1,796,349,114 WGS records containing 16,710,373,006,600 base pairs of sequence data, 546,991,572 bulk-oriented TSA records containing 485,056,129,761 … Continue reading GenBank Release 250.0 is available!

The post

NLM Musings YESTERDAY

The Next Normal: Supporting Biomedical Discovery, Clinical Practice, and Self-Care

As we start year three of the COVID-19 pandemic, it’s time for NLM to take stock of the parts of our past that will support the next normal and what we might need to change as we continue to fulfill our mission to acquire, collect, preserve, and disseminate biomedical literature to the world. Today, I … Continue reading "The Next Normal: Supporting Biomedical Discovery, Clinical Practice, and Self-Care"

NCBI Insights YESTERDAY

Introducing NLM’s new NCBI Datasets genome page!

As part of the NIH Comparative Genomics Resource (CGR) project, NLM’s NCBI Datasets is introducing an all-new modern experience making it easier for you to browse and download genome sequence and metadata, and navigate to tools such as the Genome Data Viewer (GDV) and BLAST. To get started, search NCBI Datasets by assembly accession (e.g., … Continue reading Introducing NLM’s new NCBI Datasets genome page!

The post