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Entrez Programming Utilities
The Entrez Programming Utilities (E-utilities) are a set of eight server-side programs that provide a stable interface into the Entrez query and database system at the National... -
Basic Local Alignment Search Tool (BLAST)
BLAST finds regions of similarity between biological sequences. The program compares nucleotide or protein sequences to sequence databases and calculates the statistical... -
NCBI Submission Portal
A single entry point for users to link to and find information about data submission processes at NCBI. -
SPDI Variation Service
This genetic variation services interconvert and transform short genetic variants between HGVS expressions, VCF format, and the new SPDI (Sequence Position Deletion Insertion)... -
Bulk Sequence - Cytogenetic Conversion Service
This resource provides cytogenetic locations for features or sequence locations, or sequence locations for cytogenetic locations. -
Virus Variation
Extension of the Influenza Virus Resource to other organisms, providing an interface to download sequence sets of selected viruses; analysis tools, including virus-specific... -
Transcriptome Shotgun Assembly (TSA) Sequence Database and Submissions
TSA is an archive of computationally assembled transcript sequences from primary data such as ESTs and Next Generation Sequencing Technologies. The overlapping sequence reads... -
Database of Genotype and Phenotype (dbGaP)
The database of Genotypes and Phenotypes (dbGaP) was developed to archive and distribute the data and results from studies that have investigated the interaction of genotype and... -
Genetic Relationship and Fingerprinting (GRAF)
Genetic Relationship and Fingerprinting (GRAF) is a rapid statistical method to detect duplicates and closely related samples in large genomic datasets to be used as a quality... -
Retrovirus Resources
Information about retroviruses and specialized tools for the analysis of retroviral proteins and genomes. The tools on this page aid in the identification, study and analysis of... -
MeSH on Demand
MeSH on Demand identifies MeSH Terms in your text using the NLM Medical Text Indexer (MTI) program. After processing, MeSH on Demand returns a list of MeSH Terms relevant to... -
Transcriptome Shotgun Assembly (TSA) Sequence Database and Submissions
TSA is an archive of computationally assembled transcript sequences from primary data such as ESTs and Next Generation Sequencing Technologies. The overlapping sequence reads... -
CDTree
A stand-alone application for classifying protein sequences and investigating their evolutionary relationships. CDTree can import, analyze and update existing Conserved Domain... -
Sequence Read Archive (SRA)
The Sequence Read Archive (SRA) stores sequencing data from the next generation of sequencing platforms including Roche 454 GS System®, Illumina Genome Analyzer®, Life... -
Journal Article Tag Suite (JATS)
Journal Article Tag Suite (JATS) is an application of NISO Z39.96.2019, which defines a set of XML elements and attributes for describing the textual and graphical content of... -
Sequence Set Browser
This site is for browsing WGS (Whole Genome Shotgun) genomes, TSA (Transcriptome Shotgun Assemblies) and TLS (Targeted Locus Study) sets. WGS sequences are incomplete genomes... -
Influenza Virus Resource
Provides researchers with a growing collection of virus sequences essential to the identification of the genetic determinants of influenza pathogenicity. -
Genome
This resource organizes NCBI information, resources, data, and tools and utilities on genomes including sequences, maps, chromosomes, assemblies, and annotations. Sequence and... -
NCBI Submission Portal
A single entry point for users to link to and find information about data submission processes at NCBI. -
UCUM-LHC
A JavaScript package that can be included in webpages or programs and used for validating and converting unit expressions from the Unified Code for Units of Measure (UCUM).