9.B.381. The DUF2755 or YaiY (DUF2755) Family This family consists of proteins with about 100 aas and 2 TMSs, or about 50 aas and 1 TMS. Their functions are not known. It is not established that the 2 TMS proteins were derived by duplication of a gene encoding a 1 TMS protein.
Examples:
TC#	Name	Organismal Type	Example
9.B.381.1.1	YaiY, a DUF2755 domain protein with 102 aas and 2 TMSs.		YaiY of E. coli

9.B.381.1.2	DUF2755 family protein of 99 aas and 2 TMSs.		DUF2755 protein of Erwinia teleogrylli

9.B.381.1.3	Uncharacterized DUF2755 domain-containing protein of 98 aas and 2 TMSs		UP of Mangrovibacter phragmitis

9.B.381.1.4	Uncharacterized protein of 105 aas and 2 TMSs		*UP of Buttiauxella* sp.**

9.B.381.1.5	Uncharacterized protein of 50 aas and 1 TMS		UP of Kluyvera cryocrescens

9.B.381.1.6	Uncharacterized protein of 59 aas and 1 TMS		UP of Buttiauxella ferragutiae

Examples:
TC#	Name	Organismal Type	Example