The TPR domain of PgaA is a multifunctional scaffold that binds PNAG and modulates PgaB-dependent polymer processing. - Pfoh R; Subramanian AS; Huang J; Little DJ; Forman A; DiFrancesco BR; Balouchestani-Asli N; Kitova EN; Klassen JS; Pomès R; Nitz M; Howell PL (PLoS pathogens, 2022)