---
title: "GET /referencestore/{referenceStoreId}/reference/{id}#partNumber"
method: GET
path: "/referencestore/{referenceStoreId}/reference/{id}#partNumber"
---

# GET /referencestore/{referenceStoreId}/reference/{id}#partNumber

`GET /referencestore/{referenceStoreId}/reference/{id}#partNumber`

Downloads parts of data from a reference genome and returns the reference file in the same format that it was uploaded.

For more information, see [Creating a HealthOmics reference store](https://docs.aws.amazon.com/omics/latest/dev/create-reference-store.html) in the _Amazon Web Services HealthOmics User Guide_.

## Path parameters

- `id` string, required
- `referenceStoreId` string, required

## Query parameters

- `partNumber` integer, required
- `file` 'SOURCE' | 'INDEX'

## Headers

- `Range` string

## Response `200`

Success

- GetReferenceResponse
  - `payload` string — The reference file payload.

## Other responses

- `480` — InternalServerException
- `481` — RangeNotSatisfiableException
- `482` — ThrottlingException
- `483` — ValidationException
- `484` — ResourceNotFoundException
- `485` — AccessDeniedException
- `486` — RequestTimeoutException

---

[API](https://skmtc.net/aws/apis/omics.md) · [All operations](https://skmtc.net/aws/apis/omics/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/aws/omics/versions/e9df1bcc0813/schema)