WBS28 is an integral membrane family. These proteins have been identified as being linked to Williams-Beuren syndrome, OMIM:194050. This family of proteins is found in eukaryotes, and are typically 266 amino acids in length.

1: Williams-Beuren syndrome TRIM50 encodes an E3 ubiquitin ligase. Micale L, Fusco C, Augello B, Napolitano LM, Dermitzakis ET, Meroni G, Merla G, Reymond A; Eur J Hum Genet. 2008;16:1038-1049. PMID:18398435