The members of this family are putative or actual calmodulin binding proteins expressed by various plant species. Some members (for example, Swiss:Q8H6T7), are known to be involved in the induction of plant defence responses [1]. However, their precise function in this regards is as yet unknown.

1: Differential expression of genes encoding calmodulin-binding proteins in response to bacterial pathogens and inducers of defense responses. Ali GS, Reddy VS, Lindgren PB, Jakobek JL, Reddy AS; Plant Mol Biol 2003;51:803-815. PMID:12777041