Proline-rich protein 22 (PRR22)

PRR22 (Proline-rich protein 22) is a protein-coding gene in humans. The protein is characterized by a high content of proline residues but does not have a well-defined function or established roles in signaling, enzymatic activity, or as a therapeutic target. There is limited information regarding its biological functions, disease associations, or pharmacological relevance. It is annotated primarily on bioinformatics platforms as a protein with proline-rich sequence motifs but without detailed functional or clinical data. UniProt entry (Q8IZ63) lists no known detailed function or involvement in disease and no described biological roles, protein partners, or known regulatory pathways. GeneCards confirms PRR22 as a human protein of currently limited characterized function, with no disease or pathway annotation and no association with therapeutic modalities, clinical biomarkers, or relevant small molecule interactions. No evidence in current literature supports that PRR22 is a receptor, enzyme, transporter, transcription factor, or known therapeutic target. It is not known to be involved in canonical pathways such as signal transduction, apoptosis, cell cycle, or immune response. There are no reported drug interactions or mechanisms of action for small molecules targeting this protein. Neither safety concerns nor biomarker roles are documented for PRR22. While proline-rich motifs and domains are important in signaling and protein-protein interactions generally, this does not apply specifically to PRR22 as an established drug target or receptor.

Other names

PRR22MGC24975proline-rich protein 22