and [```tests/test_data/label_2.pkl```](https://github.com/dingquanyu/openfold/blob/permutation/tests/test_data/label_2.pkl) are 2 fake ground truth structures.
```label_1.pkl``` has 9 residues and ```label_2.pkl``` has 13 residues
### Notes
29/06/23 Fill NaN in the lddt scores with the matrix mean for now because the test data are randomly generated and it gives NaN in the lddt score somehow.
**Delete** this step before merging to Multimer branch
