Members of this family include the spore coat protein H (cotH). This protein is an atypical protein kinase that phosphorylates CotB and CotG [3].

1: Bacillus subtilis spore coat assembly requires cotH gene expression. Naclerio G, Baccigalupi L, Zilhao R, De Felice M, Ricca E; J Bacteriol. 1996;178:4375-4380. PMID:8755863

2: Assembly requirements and role of CotH during spore coat formation in Bacillus subtilis. Zilhao R, Naclerio G, Henriques AO, Baccigalupi L, Moran CP Jr, Ricca E; J Bacteriol. 1999;181:2631-2633. PMID:10198031

3: Phosphorylation of spore coat proteins by a family of atypical protein kinases. Nguyen KB, Sreelatha A, Durrant ES, Lopez-Garrido J, Muszewska A, Dudkiewicz M, Grynberg M, Yee S, Pogliano K, Tomchick DR, Pawlowski K, Dixon JE, Tagliabracci VS; Proc Natl Acad Sci U S A. 2016;113:E3482-E3491. PMID:27185916