Protein: Cold shock protein CspA (Escherichia coli (strain K12))
UniProt: P0A9X9
Mutation: I21K
PDB: 1MJC
Experiment dataset: Domainome FITNESS
Domainome fitness: -0.931055862716134
Reference: Site-saturation mutagenesis of 500 human protein domains. — Beltran Antoni (Nature;637;885-894, 2025)