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9.B.248. The DUF2070 (DUF2070) Family 

Proteins of this family have a variety of topologies, usually from 5 to 10 TMSs with all but one in the N-terminal part of the protein and one near the C-terminus.  These proteins may be oligosaccharyl transferases, resembling archaeosortase A system-associated proteins Almost all members of this family are found in archaea.