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keyword

polypeptide chains

Monthly search volume and cost-per-click data for "polypeptide chains" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=polypeptide+chains&country=us" +--------------+------------------+ | volume | 6,600 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-06-07 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
polypeptides 18,100 $4.8 13/20
what is a polypeptide 14,800 $1.57 13/20
polypeptide chain 6,600 $0 20/20
polypeptide structure 1,600 $0 17/20
polypeptide protein 1,300 $1.08 17/20
protein polypeptide 1,300 $1.08 16/20
what is a polypeptide chain 880 $0 14/20
what is polypeptide chain 880 $0 14/20
polypeptide chain protein 70 $0 15/20
protein polypeptide chain 70 $0 15/20

Similar volume + high overlap = same search intent. You can target either keyword.

# for AI agents

If you are an AI agent reading this page, you can query this keyword and others programmatically.

$ curl "https://app.seodata.dev/v1/keyword?q=polypeptide+chains&country=us" Returns: volume, cpc, competition Country: &country=us (50+ supported, 2-letter ISO) Auth: none for 20/day, register for 500/month, $4.99/mo unlimited

Full API spec: llms.txt