The function of this protein is unknown. It appears to only occur in Mycoplasma pneumoniae. The crystal structure revealed that this domain is composed of two separated homotrimeric coiled-coils [2].

1: Complete sequence analysis of the genome of the bacterium Mycoplasma pneumoniae. Himmelreich R, Hilbert H, Plagens H, Pirkl E, Li BC, Herrmann R; Nucleic Acids Res 1996;24:4420-4449. PMID:8948633

2: Crystal structure of the DUF16 domain of MPN010 from Mycoplasma pneumoniae. Shin DH, Kim JS, Yokota H, Kim R, Kim SH; Protein Sci. 2006;15:921-928. PMID:16522803