Protein: Zinc finger and BTB domain-containing protein 20 (Homo sapiens)
UniProt: Q9HC78
Mutation: C639H
Experiment dataset: Domainome FITNESS
Domainome fitness: -0.92442769051492
Reference: Site-saturation mutagenesis of 500 human protein domains. — Beltran Antoni (Nature;637;885-894, 2025)