9.B.210 The DUF4870 (DUF4780) Family
The DUF4870 family includes many bacterial proteins of diverse origin with about 120 aas and 3 TMSs. They may be distantly related to Tic20 proteins (TC#3.A.9.1.1) and to DUF2633 family members (TC# 9.B.209), but the latter have only one TMS, corresponding to TMS 3 of the DUF4870 family.