| A1DRD5 | n/a | 3nqx | ZN | A | 1 | e3nqxA1 | Zincin-like | Metalloproteases ("zincins") catalytic domain | Metalloproteases ("zincins") catalytic domain | Peptidase_M4,Peptidase_M4_C |
| A1DRD5 | n/a | 3nqy | ZN | B | 520 | e3nqyA2 | Cystatin-like | Cystatin/monellin | Cystatin/monellin | PepSY |
| A1DRD5 | n/a | 3nqy | ZN | B | 520 | e3nqyB1 | Zincin-like | Metalloproteases ("zincins") catalytic domain | Metalloproteases ("zincins") catalytic domain | Peptidase_M4,Peptidase_M4_C |
| A1DRD5 | n/a | 3nqz | ZN | B | 1 | e3nqzA2 | Cystatin-like | Cystatin/monellin | Cystatin/monellin | PepSY |
| A1DRD5 | n/a | 3nqz | ZN | B | 1 | e3nqzB1 | Zincin-like | Metalloproteases ("zincins") catalytic domain | Metalloproteases ("zincins") catalytic domain | Peptidase_M4,Peptidase_M4_C |