入门
在 Duaer 里查 MoNA 参考谱图
在 Duaer 里按 InChIKey 或化合物名查 MoNA 参考 MS/MS 谱图。一次成功查询用 1 额度。
能拿到什么
Duaer 数据市场里的「MoNA spectra」一次成功查询 1 额度，查不到结果也算一次。
每张谱图带峰列表，可与未知谱图比对。
逐步处理未知特征见 用 Duaer 注释未知特征。
在画布里检索
- 打开节点创建器，选 Duaer 数据 → MoNA spectra。
- 填 InChIKey（如质量候选物的结果），或 Compound name（默认 glucose）。
- Limit 默认 10，最大 20。执行。
成功扣 1 额度；输入为空或来源失败不扣。
用 API 调用
- GET https://api.duaer.com/v1/data/mona?...
- Authorization: Bearer <Duaer key>
下方是与「复制技能」相同的英文技能。
调用技能（英文）
与数据市场「复制技能」一致。
---
name: duaer-mona
description: >-
Find reference MS/MS spectra in MoNA by InChIKey or compound name through Duaer.
One successful search uses 1 Duaer credit.
---
# Duaer MoNA spectra
Find reference spectra for a compound in MassBank of North America (MoNA) through Duaer with a Duaer key.
## Call
`GET https://api.duaer.com/v1/data/mona?inchikey=WQZGKKKJIJFFOK-GASJEMHNSA-N&limit=5`
Header: `Authorization: Bearer <Duaer key>`
Use an account key or a model API key.
Get a Duaer key: https://skills.duaer.com/keys.md
Provide `inchikey` or `words`.
- `inchikey` — exact compound, such as a https://skills.duaer.com/mass-candidates.md result.
- `words` — compound name, used when `inchikey` is empty.
- `limit` — optional. From 1 to 20. Default 10.
## Result
Each item has `source`, `title`, `url`, `summary`, `monaId`, `compound`, `formula`, `inchikey`, `msLevel`, `ionMode`, `precursorType`, `precursorMz`, `instrument`, `peakCount`, and `peaks` (`mz:intensity` pairs).
Compare `peaks` with your unknown spectrum, or pass them to https://skills.duaer.com/masst.md.
To work an unannotated feature step by step, follow https://skills.duaer.com/metabolic-dark-matter.md.
## Credits
One successful search uses 1 credit, including a search that finds no match.
Empty input, a failed source, or no remaining credits uses 0.
No remaining credits returns 402 and does not search.
A missing key returns 401.
常见问题
Duaer 的 MoNA spectra 检索扣多少额度？
一次成功扣 1 额度，查不到结果也算一次；输入为空或来源失败不扣。
同组