Life Sciences

NCBI Entrez E-utilities

The set of nine programmatic interfaces (ESearch, EPost, ESummary, EFetch, ELink, EInfo, EGQuery, ESpell, ECitMatch) that provide unified access to all NCBI databases including PubMed, Gene, Genome, Nucleotide, Protein, ClinVar, dbSNP, dbGaP, BioProject, BioSample, GEO, and Taxonomy.

NCBI Entrez E-utilities is one of 20 APIs that Life Sciences publishes on the APIs.io network.

This API exposes 1 JSON Schema definition.

Tagged areas include Genomics, Bioinformatics, NCBI, PubMed, and Reference Data. The published artifact set on APIs.io includes API documentation and 1 JSON Schema.

GitHub

Documentation

📖
Documentation
https://www.ncbi.nlm.nih.gov/books/NBK25500/
📖
Documentation
A General Introduction to the E-utilities

Schemas & Data

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JSONSchema
Gene Schema

API entry from apis.yml

apis.yml Raw ↑ 
name: NCBI Entrez E-utilities
description: The set of nine programmatic interfaces (ESearch, EPost, ESummary, EFetch, ELink, EInfo,
  EGQuery, ESpell, ECitMatch) that provide unified access to all NCBI databases including PubMed, Gene,
  Genome, Nucleotide, Protein, ClinVar, dbSNP, dbGaP, BioProject, BioSample, GEO, and Taxonomy.
humanURL: https://www.ncbi.nlm.nih.gov/books/NBK25500/
baseURL: https://eutils.ncbi.nlm.nih.gov/entrez/eutils/
tags:
- Genomics
- Bioinformatics
- NCBI
- PubMed
- Reference Data
properties:
- type: Documentation
  url: https://www.ncbi.nlm.nih.gov/books/NBK25500/
- type: Documentation
  url: https://www.ncbi.nlm.nih.gov/books/NBK25501/
  title: A General Introduction to the E-utilities
- type: JSONSchema
  url: https://raw.githubusercontent.com/api-evangelist/life-sciences/refs/heads/main/json-schema/gene-schema.json
  title: Gene Schema