> For the complete documentation index, see [llms.txt](https://doc.duaer.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://doc.duaer.com/getting-started/rnacentral.md).

# Search RNAcentral in Duaer

In Duaer, search non-coding RNA in RNAcentral. One successful search uses 1 credit.
## What you get

RNAcentral in the Duaer data market uses 1 credit per successful search.

Add the node from the [Duaer Data category](/getting-started/duaer-data.md) (RNAcentral), or copy the skill on the [data market](/getting-started/data-market.md). Related: [Genes](/getting-started/genes.md).

## Search on the canvas

1. Open the node creator, select Duaer Data, then RNAcentral.
2. Enter Words (a new node starts with microRNA), or an id.
3. Limit defaults to 10, max 20. Select Execute step.

A successful search uses 1 credit. Production deliverables land in the [data pool](/getting-started/data-pool.md).

## Call the API

- GET https://api.duaer.com/v1/data/rnacentral?...
- Authorization: Bearer <Duaer key>
- words or id is required.

For keys, refer to [Authentication for the Duaer public API](/api/authentication.md). Below is the same English call skill as Copy skill.

## Call skill

Same text as Copy skill on the Duaer data market. Keep it English.

```
---
name: duaer-rnacentral
description: >-
  Search non-coding RNA in RNAcentral through Duaer.
  One successful search uses 1 Duaer credit.
---

# Duaer RNAcentral

Search non-coding RNA in RNAcentral through Duaer with a Duaer key.

## Call

`GET https://api.duaer.com/v1/data/rnacentral?words=microRNA&limit=10`

Header: `Authorization: Bearer <Duaer key>`

Use an account key or a model API key.

Provide `words` or `id`.
- `words` — RNA description words, such as microRNA.
- `id` — optional. RNAcentral id such as URS000075C808.
- `limit` — optional. From 1 to 20. Default 10.

## Result

Each item has `source`, `title`, `url`, `summary`, `rnacentralId`, `description`, `length`, `rnaType`, and `sequence`.


```
## Questions

### How many credits does a RNAcentral search use in Duaer?

One successful RNAcentral search in Duaer uses 1 credit.