The protein encoded by this gene is a member of the M14 family of zinc carboxypeptidases; however, the protein has no detectable carboxypeptidase activity. The encoded protein is thought to be an extracellular and/or membrane protein, and may be involved in cell-cell interactions.[6]
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Brandenberger R, Wei H, Zhang S, et al. (2005). "Transcriptome characterization elucidates signaling networks that control human ES cell growth and differentiation". Nat. Biotechnol. 22 (6): 707–16. doi:10.1038/nbt971. PMID15146197. S2CID27764390.
Lei Y, Xin X, Morgan D, et al. (1999). "Identification of mouse CPX-1, a novel member of the metallocarboxypeptidase gene family with highest similarity to CPX-2". DNA Cell Biol. 18 (2): 175–85. doi:10.1089/104454999315565. PMID10073577.