---
title: "Get genome annotation report summary information by genome assembly accession"
method: GET
path: "/genome/accession/{accession}/annotation_summary"
tags: ["Genome"]
---

# Get genome annotation report summary information by genome assembly accession

`GET /genome/accession/{accession}/annotation_summary`

## Request

- Base URL: `https://api.ncbi.nlm.nih.gov/datasets/v2`
- URL: `https://api.ncbi.nlm.nih.gov/datasets/v2/genome/accession/{accession}/annotation_summary`
- Auth: API key in header `api-key`

Get genome annotation report summary information by genome assembly accession in JSON format, including chromosome names and gene types.

## Path parameters

- `accession` string, required

## Query parameters

- `sort.field` string
- `sort.direction` 'SORT_DIRECTION_UNSPECIFIED' | 'SORT_DIRECTION_ASCENDING' | 'SORT_DIRECTION_DESCENDING'

## Response `200`

A successful response

- V2GenomeAnnotationTableSummaryReply
  - `accession` string
  - `chromosomes` string[]
  - `gene_types` string[]
  - `empty_columns` string[]

## Other responses

- `default`: An unexpected error response.

## Changes

- **2025-05-08** `6b24249801ec`: 1 breaking
  - for the `query` request parameter `sort.direction`, default value `SORT_DIRECTION_UNSPECIFIED` was added
- **2025-04-28** `f08be9b66e16`: 1 breaking
  - for the `query` request parameter `sort.direction`, default value `SORT_DIRECTION_UNSPECIFIED` was removed
- **2025-02-08** `00bdccfc6283`: 1 info
  - endpoint added

[Operation history](https://skmtc.dev/ncats/apis/ncbi-datasets-api/changes/genome/accession/:accession/annotation_summary/get.md)

---

[API](https://skmtc.dev/ncats/apis/ncbi-datasets-api.md) - [All operations](https://skmtc.dev/ncats/apis/ncbi-datasets-api/llms.txt) - [OpenAPI document](https://skmtc.dev/ncats/apis/ncbi-datasets-api/revisions/b24db4bc7ca5?raw)