| SCOP superfamily ID | superfamiily description | corresponding fold description |
|---|---|---|
| f.49.1 | Proton glutamate symport protein | Proton glutamate symport protein multihelical membrane protein; partial structural duplication in the C-terminal region; oligomeric state: trimer |
| f.54.1 | SNF-like | SNF-like 12 transmembrane helices; duplication: consists of two structurally similar halves |