Lineage for Species: Equus caballus [TaxId: 9796]

1. Root: SCOPe 2.08

2. Class d: Alpha and beta proteins (a+b) [53931] (396 folds)

3. Fold d.92: Zincin-like [55485] (2 superfamilies) contains mixed beta sheet with connection over free side of the sheet

4. Superfamily d.92.1: Metalloproteases ('zincins'), catalytic domain [55486] (18 families)

5. Family d.92.1.5: Neurolysin-like [55505] (5 proteins) combines M2, M3 and M32 families of metalloproteases the N-terminal half of the structure is multihelical; the C-terminal half contains the thermolysin-like catalytic domain

6. Protein Angiotensin converting enzyme 2, ACE2 [103125] (3 species)

7. Species Equus caballus [TaxId:9796] [421872] (1 PDB entry)