| Q7SID2 | n/a | 1ire | CO | A | 301 | e1ireA1 | Nitrile hydratase alpha chain | Nitrile hydratase alpha chain | Nitrile hydratase alpha chain | NHase_alpha (DEPRECATED) |
| Q7SID2 | n/a | 1ugp | CO | A | 301 | e1ugpA1 | Nitrile hydratase alpha chain | Nitrile hydratase alpha chain | Nitrile hydratase alpha chain | NHase_alpha (DEPRECATED) |
| Q7SID2 | n/a | 1ugr | CO | A | 301 | e1ugrA1 | Nitrile hydratase alpha chain | Nitrile hydratase alpha chain | Nitrile hydratase alpha chain | NHase_alpha (DEPRECATED) |
| Q7SID2 | n/a | 1ugs | CO | A | 301 | e1ugsA1 | Nitrile hydratase alpha chain | Nitrile hydratase alpha chain | Nitrile hydratase alpha chain | NHase_alpha (DEPRECATED) |
| Q7SID2 | n/a | 3vyh | CO | A | 301 | e3vyhA1 | Nitrile hydratase alpha chain | Nitrile hydratase alpha chain | Nitrile hydratase alpha chain | NHase_alpha (DEPRECATED) |
| Q7SID2 | n/a | 4ob0 | CO | A | 301 | e4ob0A1 | Nitrile hydratase alpha chain | Nitrile hydratase alpha chain | Nitrile hydratase alpha chain | NHase_alpha (DEPRECATED) |
| Q7SID2 | n/a | 4ob1 | CO | A | 301 | e4ob1A1 | Nitrile hydratase alpha chain | Nitrile hydratase alpha chain | Nitrile hydratase alpha chain | NHase_alpha (DEPRECATED) |
| Q7SID2 | n/a | 4ob2 | CO | A | 302 | e4ob2A1 | Nitrile hydratase alpha chain | Nitrile hydratase alpha chain | Nitrile hydratase alpha chain | NHase_alpha (DEPRECATED) |
| Q7SID2 | n/a | 4ob3 | CO | A | 301 | e4ob3A1 | Nitrile hydratase alpha chain | Nitrile hydratase alpha chain | Nitrile hydratase alpha chain | NHase_alpha (DEPRECATED) |