proteomics-ms-qc

proteomics-ms-qc is a skill for Claude Code, Codex from TianGzlab/OmicsClaw. It costs 77 tokens per session (903 once invoked), scanned A, original, Apache-2.0.

A tool for checking the quality of a protein-quantification table from MaxQuant, FragPipe, or DIA-NN. It reports protein and sample counts, missing values, and variation in measured intensity.

In plain words
What is it for?
Use it to generate quality-control metrics for protein-by-sample data.
Why use it?
It gives a quick view of whether the table is complete and consistent before further analysis. It does not process raw spectra or peptide-level data.

Skill for Claude CodeCodex

Written for no agent in particular: nothing here depends on one.

Good fit Use it to generate quality-control metrics for protein-by-sample data.

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Install with agentmods
npx agentmods add skills/tiangzlab/omicsclaw/proteomics-ms-qc
Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

Any agent
npx skills add TianGzlab/OmicsClaw --skill proteomics-ms-qc
Clone the repo
git clone --depth 1 https://github.com/TianGzlab/OmicsClaw

Made for: Claude Code, Codex.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for proteomics-ms-qc

README.md
[![agentmods](https://agentmods.dev/badge/skills/tiangzlab/omicsclaw/proteomics-ms-qc/github.svg)](https://agentmods.dev/skills/tiangzlab/omicsclaw/proteomics-ms-qc)
Your own site
<a href="https://agentmods.dev/skills/tiangzlab/omicsclaw/proteomics-ms-qc"><img src="https://agentmods.dev/badge/skills/tiangzlab/omicsclaw/proteomics-ms-qc/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for proteomics-ms-qc

Your own site · 80×15
<a href="https://agentmods.dev/skills/tiangzlab/omicsclaw/proteomics-ms-qc"><img src="https://agentmods.dev/badge/skills/tiangzlab/omicsclaw/proteomics-ms-qc.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 77 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 903 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe. Third-party audits
  • NVIDIA SkillSpector warn 7 Sept 2026
SkillSpector: 1 finding, up to high

These are SkillSpector’s own severities. On a checked sample its high-severity flags on skills were ~96% false positives — a documented command, a public API, a “never do X” rule — so we show them as a caution to read, not a verdict. Why →

  • high Rogue Agent · line 3
    Skill modifies its own code, configuration, or behavior at runtime. Self-modification enables an agent to escalate privileges, disable safety constraints, or install persistent backdoors.
    Fix: Prevent the skill from modifying its own code, SKILL.md, or configuration files. Treat skill files as read-only at runtime.
How audits are shown
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00077 $0.00903
Opus 5.5 $0.00031 $0.00361
Sonnet 5.5 $0.00015 $0.00181
Haiku 4.5 $0.00008 $0.00090

Measured 20d ago against content hash a75b87c1a144, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

proteomics-ms-qc scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 20d ago.

The scan reads SKILL.md. This mod also ships 4 executable files (_api.py, examples/example_step.py, proteomics_ms_qc.py, …), listed below but not scanned — reading those needs a real analyzer, not pattern matching.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

skills/proteomics/proteomics-ms-qc/SKILL.md · 121 lines

How it starts

The opening of the file, as written. The whole thing — 121 lines — stays where its author put it; the contents beside it link to each section on GitHub.

proteomics-ms-qc

When to use

Numeric columns excluding metadata-like names are samples; if none remain, all numeric columns are used. Zero and NaN count as missing. Use existing search-engine tables; this skill does not search raw spectra.

Use from a step

from skills._sdk.notebook import load_skill, write_output
library = load_skill('proteomics-ms-qc')
data = library.demo_data(random_state=42)
result = library.quality_control(data)
write_output(result, 'tables/qc_metrics.csv')

For real data, use read_input and pass any read_table helper as reader=. The executable examples/example_step.py also checks the result and writes a Figure.

API

quality_control(data: pd.DataFrame) -> pd.DataFrame

Return a one-row QC table without changing input intensities.

:param data: Protein rows and numeric intensity columns; metadata-like names are excluded when possible. :returns: Scalar QC metrics; per-sample completeness and selected columns are in run_info. :raises ValueError: There are no proteins or numeric intensity columns.

run_info(table: pd.DataFrame, *, keep: bool=True) -> dict

Read QC diagnostics.

:param table: Output of quality_control. :param keep: True preserves attrs; False removes diagnostics. :returns: A separate dictionary with selected sample columns and completeness. :raises TypeError: The input is not a DataFrame.

completeness_figure(table: pd.DataFrame)

Plot detected protein percentages per sample.

:param table: QC table retaining run_info attributes. :returns: A matplotlib Figure without writing files. :raises KeyError: QC diagnostics are absent.

demo_data(*, random_state: int=42) -> pd.DataFrame

Generate a synthetic protein intensity table.

:param random_state: CLI seed 42; change for another simulation. :returns: One hundred proteins and five sample columns. :raises ValueError: The seed is invalid.

Read the full file on GitHub · 121 lines

Files

What ships with it

7 files beside SKILL.md in the same directory: the scripts, references and assets a skill reads on demand. Not counted in the per-session cost; read them before you install if any of them is executable.

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 20d ago Changed · +35 lines a75b87c1a144
  2. 1mo ago First seen · 86 lines · 77 tokens per session scan A 4a803ffc1a42

Subscribe to this mod's changes

proteomics-ms-qc is a skill published in the GitHub repository TianGzlab/OmicsClaw (161 stars, last pushed 20d ago), licensed Apache-2.0. It adds 77 tokens to every session and 903 once invoked, about $0.0003 per session on Opus 5.5. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-09-03.

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