Family members include vancomycin resistance protein W (VanW). Genes encoding members of this family have been found in vancomycin resistance gene clusters vanB [1] and vanG [2]. The function of VanW is unknown.

1: High prevalence of VanB2 vancomycin-resistant Enterococcus faecium in Taiwan. Lu JJ, Perng CL, Ho MF, Chiueh TS, Lee WH; J Clin Microbiol 2001;39:2140-2145. PMID:11376048

2: Genetic characterization of vanG, a novel vancomycin resistance locus of Enterococcus faecalis. McKessar SJ, Berry AM, Bell JM, Turnidge JD, Paton JC; Antimicrob Agents Chemother 2000;44:3224-3228. PMID:11036060