diff --git a/src/modelhub/callbacks/dump_validation_structures.py b/src/modelhub/callbacks/dump_validation_structures.py
index 2989a0e..b00299e 100644
--- a/src/modelhub/callbacks/dump_validation_structures.py
+++ b/src/modelhub/callbacks/dump_validation_structures.py
@@ -1,9 +1,9 @@
 from os import PathLike
 from pathlib import Path
 
+from atomworks.common import parse_example_id
 from beartype.typing import Any
 
-from atomworks.common import parse_example_id
 from modelhub.callbacks.base import BaseCallback
 from modelhub.utils.io import (
     build_stack_from_atom_array_and_batched_coords,
diff --git a/src/modelhub/callbacks/metrics_logging.py b/src/modelhub/callbacks/metrics_logging.py
index 7e608bc..ac9a380 100755
--- a/src/modelhub/callbacks/metrics_logging.py
+++ b/src/modelhub/callbacks/metrics_logging.py
@@ -3,10 +3,10 @@ from copy import deepcopy
 from pathlib import Path
 
 import pandas as pd
+from atomworks.ml.utils import nested_dict
 from beartype.typing import Any, Literal
 from omegaconf import ListConfig
 
-from atomworks.ml.utils import nested_dict
 from modelhub.callbacks.base import BaseCallback
 from modelhub.utils.ddp import RankedLogger
 from modelhub.utils.logging import (
diff --git a/src/modelhub/callbacks/train_logging.py b/src/modelhub/callbacks/train_logging.py
index 6abbaf8..b480a0a 100755
--- a/src/modelhub/callbacks/train_logging.py
+++ b/src/modelhub/callbacks/train_logging.py
@@ -2,6 +2,7 @@ import time
 from collections import defaultdict
 
 import pandas as pd
+from atomworks.common import parse_example_id
 from beartype.typing import Any
 from lightning.fabric.wrappers import (
     _FabricOptimizer,
@@ -12,7 +13,6 @@ from rich.table import Table
 from torch import nn
 from torchmetrics.aggregation import MeanMetric
 
-from atomworks.common import parse_example_id
 from modelhub.callbacks.base import BaseCallback
 from modelhub.utils.ddp import RankedLogger
 from modelhub.utils.logging import (
diff --git a/src/modelhub/data/extra_xforms.py b/src/modelhub/data/extra_xforms.py
index ee056a3..7261364 100644
--- a/src/modelhub/data/extra_xforms.py
+++ b/src/modelhub/data/extra_xforms.py
@@ -1,5 +1,4 @@
 import torch
-
 from atomworks.ml.transforms._checks import (
     check_contains_keys,
 )
diff --git a/src/modelhub/data/ground_truth_conformer.py b/src/modelhub/data/ground_truth_conformer.py
index 8f028bd..82691dc 100644
--- a/src/modelhub/data/ground_truth_conformer.py
+++ b/src/modelhub/data/ground_truth_conformer.py
@@ -1,14 +1,13 @@
 import numpy as np
-from beartype.typing import Any
-from biotite.structure import AtomArray
-from jaxtyping import Bool, Float
-
 from atomworks.enums import GroundTruthConformerPolicy
 from atomworks.ml.transforms._checks import (
     check_atom_array_annotation,
     check_contains_keys,
 )
 from atomworks.ml.transforms.base import Transform
+from beartype.typing import Any
+from biotite.structure import AtomArray
+from jaxtyping import Bool, Float
 
 
 def add_ground_truth_reference_conformer(
diff --git a/src/modelhub/data/ground_truth_template.py b/src/modelhub/data/ground_truth_template.py
index d20ec2e..6f775d1 100644
--- a/src/modelhub/data/ground_truth_template.py
+++ b/src/modelhub/data/ground_truth_template.py
@@ -3,11 +3,6 @@ from dataclasses import dataclass
 
 import numpy as np
 import torch
-from beartype.typing import Any, Callable, Final, Sequence
-from biotite.structure import AtomArray
-from jaxtyping import Bool, Float, Shaped
-from torch import Tensor
-
 from atomworks.enums import ChainType
 from atomworks.ml.transforms._checks import (
     check_atom_array_annotation,
@@ -20,6 +15,11 @@ from atomworks.ml.utils.token import (
     get_af3_token_center_masks,
     get_token_starts,
 )
+from beartype.typing import Any, Callable, Final, Sequence
+from biotite.structure import AtomArray
+from jaxtyping import Bool, Float, Shaped
+from torch import Tensor
+
 from modelhub.utils.torch_utils import assert_no_nans
 
 logger = logging.getLogger(__name__)
diff --git a/src/modelhub/data/pipeline_utils.py b/src/modelhub/data/pipeline_utils.py
index 6100a15..06268cd 100644
--- a/src/modelhub/data/pipeline_utils.py
+++ b/src/modelhub/data/pipeline_utils.py
@@ -1,11 +1,11 @@
 from functools import partial
 
 import torch
-from omegaconf import DictConfig
-
 from atomworks.enums import ChainType
 from atomworks.ml.transforms._checks import check_atom_array_annotation
 from atomworks.ml.transforms.crop import compute_local_hash
+from omegaconf import DictConfig
+
 from modelhub.data.ground_truth_template import (
     FeaturizeNoisedGroundTruthAsTemplateDistogram,
     TokenGroupNoiseScaleSampler,
diff --git a/src/modelhub/metrics/base.py b/src/modelhub/metrics/base.py
index 42ce5b0..2fb8444 100644
--- a/src/modelhub/metrics/base.py
+++ b/src/modelhub/metrics/base.py
@@ -3,11 +3,11 @@ from abc import ABC, abstractmethod
 from functools import cached_property
 
 import hydra
+from atomworks.ml.utils import error, nested_dict
 from beartype.typing import Any
 from omegaconf import DictConfig
 from toolz import keymap
 
-from atomworks.ml.utils import error, nested_dict
 from modelhub.utils.ddp import RankedLogger
 
 ranked_logger = RankedLogger(__name__, rank_zero_only=True)
diff --git a/src/modelhub/metrics/chiral.py b/src/modelhub/metrics/chiral.py
index 868b886..7d500dc 100644
--- a/src/modelhub/metrics/chiral.py
+++ b/src/modelhub/metrics/chiral.py
@@ -1,14 +1,14 @@
 import torch
-from beartype.typing import Any
-from biotite.structure import AtomArray, AtomArrayStack
-from jaxtyping import Bool, Float
-
 from atomworks.ml.transforms.af3_reference_molecule import (
     get_af3_reference_molecule_features,
 )
 from atomworks.ml.transforms.atom_array import ensure_atom_array_stack
 from atomworks.ml.transforms.chirals import add_af3_chiral_features
 from atomworks.ml.transforms.rdkit_utils import get_rdkit_chiral_centers
+from beartype.typing import Any
+from biotite.structure import AtomArray, AtomArrayStack
+from jaxtyping import Bool, Float
+
 from modelhub.kinematics import get_dih
 from modelhub.metrics.base import Metric
 
diff --git a/src/modelhub/metrics/distogram.py b/src/modelhub/metrics/distogram.py
index 51e9e1c..515609d 100644
--- a/src/modelhub/metrics/distogram.py
+++ b/src/modelhub/metrics/distogram.py
@@ -4,12 +4,12 @@ import numpy as np
 import torch
 import torch.nn as nn
 import torch.nn.functional as F
+from atomworks.ml.utils.token import get_af3_token_representative_idxs
 from beartype.typing import Any, Literal
 from biotite.structure import AtomArrayStack
 from einops import rearrange, repeat
 from jaxtyping import Bool, Float
 
-from atomworks.ml.utils.token import get_af3_token_representative_idxs
 from modelhub.loss.af3_losses import distogram_loss
 from modelhub.metrics.base import Metric
 from modelhub.utils.torch_utils import assert_no_nans
diff --git a/src/modelhub/metrics/lddt.py b/src/modelhub/metrics/lddt.py
index 9193c1b..85cb1ef 100644
--- a/src/modelhub/metrics/lddt.py
+++ b/src/modelhub/metrics/lddt.py
@@ -1,9 +1,5 @@
 import numpy as np
 import torch
-from beartype.typing import Any
-from biotite.structure import AtomArray, AtomArrayStack, stack
-from jaxtyping import Bool, Float, Int
-
 from atomworks.ml.transforms.atom_array import (
     AddGlobalTokenIdAnnotation,
     ensure_atom_array_stack,
@@ -11,6 +7,10 @@ from atomworks.ml.transforms.atom_array import (
 from atomworks.ml.transforms.atomize import AtomizeByCCDName
 from atomworks.ml.transforms.base import Compose
 from atomworks.ml.utils.token import get_token_starts
+from beartype.typing import Any
+from biotite.structure import AtomArray, AtomArrayStack, stack
+from jaxtyping import Bool, Float, Int
+
 from modelhub.metrics.base import Metric
 from modelhub.utils.ddp import RankedLogger
 
diff --git a/src/modelhub/metrics/metric_utils.py b/src/modelhub/metrics/metric_utils.py
index a8b3bf9..80f628f 100644
--- a/src/modelhub/metrics/metric_utils.py
+++ b/src/modelhub/metrics/metric_utils.py
@@ -1,16 +1,22 @@
 from itertools import combinations
+from typing import Union
 
 import numpy as np
 import torch
+from jaxtyping import Bool, Float
+from numpy.typing import NDArray
 
 
-def find_bin_midpoints(max_distance, num_bins, device="cpu"):
+def find_bin_midpoints(
+    max_distance: float, num_bins: int, device: Union[str, torch.device] = "cpu"
+) -> Float[torch.Tensor, "num_bins"]:
     """
     Find the bin midpoints for a given binning scheme. Used to find expectation of values when converting binned
     predictions to unbinned predictions. Assumes the minimum of the schema is 0.
     Args:
         max_distance: float, maximum distance
         num_bins: int, number of bins
+        device: device to run on
     Returns:
         pae_midpoints: [num_bins], bin midpoints
     """
@@ -26,7 +32,9 @@ def find_bin_midpoints(max_distance, num_bins, device="cpu"):
     return midpoints
 
 
-def unbin_logits(logits, max_distance, num_bins):
+def unbin_logits(
+    logits: Float[torch.Tensor, "B num_bins L X"], max_distance: float, num_bins: int
+) -> Float[torch.Tensor, "B L L"]:
     """
     Unbin the logits to get the matrix
     Args:
@@ -42,7 +50,9 @@ def unbin_logits(logits, max_distance, num_bins):
     return unbinned
 
 
-def create_chainwise_masks_1d(ch_label, device="cpu"):
+def create_chainwise_masks_1d(
+    ch_label: NDArray[np.str_], device: Union[str, torch.device] = "cpu"
+) -> dict[str, Bool[torch.Tensor, "L"]]:
     """
     Create 1D chainwise masks for a set of chain labels
     Args:
@@ -61,7 +71,9 @@ def create_chainwise_masks_1d(ch_label, device="cpu"):
     return ch_masks
 
 
-def create_chainwise_masks_2d(ch_label, device="cpu"):
+def create_chainwise_masks_2d(
+    ch_label: NDArray[np.str_], device: Union[str, torch.device] = "cpu"
+) -> dict[str, Bool[torch.Tensor, "L L"]]:
     """
     Create 2D chainwise masks for a set of chain labels
     Args:
@@ -79,9 +91,16 @@ def create_chainwise_masks_2d(ch_label, device="cpu"):
     return ch_masks
 
 
-def create_interface_masks_2d(ch_label, device="cpu"):
+def create_interface_masks_2d(
+    ch_label: NDArray[np.str_], device: Union[str, torch.device] = "cpu"
+) -> dict[tuple[str, str], Bool[torch.Tensor, "L L"]]:
     """
     Create interface masks for a set of chain labels
+    Args:
+        ch_label: np.ndarray [L], chain labels
+        device: torch.device, device to run on
+    Returns:
+        pairs_to_score: dict mapping chain pairs to boolean masks
     """
     unique_chains = np.unique(ch_label)
     pairs_to_score = {}
@@ -97,12 +116,17 @@ def create_interface_masks_2d(ch_label, device="cpu"):
     return pairs_to_score
 
 
-def compute_mean_over_subsampled_pairs(matrix_to_mean, pairs_to_score, eps=1e-6):
+def compute_mean_over_subsampled_pairs(
+    matrix_to_mean: Float[torch.Tensor, "B L M"],
+    pairs_to_score: Bool[torch.Tensor, "L M"],
+    eps: float = 1e-6,
+) -> Float[torch.Tensor, "B"]:
     """
     Compute the mean over a subsample of pairs in a 2d matrix. Returns a tensor with an element for each batch
     Args:
         matrix_to_mean: tensor of shape (batch, L, L)
         pairs_to_score: 2d tensor of shape (L, L) with 1s where pairs should be scored and 0s elsewhere
+        eps: small epsilon value to avoid division by zero
     Returns:
         1d tensor of shape (batch,) with the mean over the subsampled pairs for each batch
     """
@@ -120,9 +144,49 @@ def compute_mean_over_subsampled_pairs(matrix_to_mean, pairs_to_score, eps=1e-6)
     return batch
 
 
-def spread_batch_into_dictionary(batch):
+def compute_min_over_subsampled_pairs(
+    matrix_to_min: Float[torch.Tensor, "B L M"],
+    pairs_to_score: Bool[torch.Tensor, "L M"],
+) -> Float[torch.Tensor, "B"]:
+    """
+    Compute the min over a subsample of pairs in a 2d matrix. Returns a tensor with an element for each batch
+    Args:
+        matrix_to_min: tensor of shape (batch, L, L)
+        pairs_to_score: 2d tensor of shape (L, L) with 1s where pairs should be scored and 0s elsewhere
+    Returns:
+        1d tensor of shape (batch,) with the min over the subsampled pairs for each batch
+    """
+    B, L, M = matrix_to_min.shape
+    assert matrix_to_min.shape == (
+        B,
+        L,
+        M,
+    ), "Matrix to min should be of shape (batch, L, M)"
+    assert pairs_to_score.shape == (L, M), "Pairs to score should be of shape (L, M)"
+    # Use torch.where to efficiently mask without cloning the entire matrix
+    # This broadcasts pairs_to_score across the batch dimension
+    masked_matrix = torch.where(
+        pairs_to_score.bool(),  # condition (L, M) -> broadcasts to (B, L, M)
+        matrix_to_min,  # if True: use original values (B, L, M)
+        torch.tensor(
+            float("inf"), device=matrix_to_min.device, dtype=matrix_to_min.dtype
+        ),  # if False: use inf
+    )
+
+    # Flatten the last two dimensions and compute min across them
+    batch = masked_matrix.view(B, -1).min(dim=-1)[0]
+
+    assert batch.shape == (B,), "Batch should be of shape (batch,)"
+    return batch
+
+
+def spread_batch_into_dictionary(batch: Float[torch.Tensor, "B"]) -> dict[int, float]:
     """
     Given a batch of data, create a dictionary with keys as the batch index and value as the corresponding data
+    Args:
+        batch: 1D tensor of shape (B,)
+    Returns:
+        Dictionary mapping batch indices to float values
     """
     assert len(batch.shape) == 1, f"Batch should be a 1d tensor, {batch}"
     return {i: data.item() for i, data in enumerate(batch)}
diff --git a/src/modelhub/metrics/predicted_error.py b/src/modelhub/metrics/predicted_error.py
index 41fff95..840b431 100644
--- a/src/modelhub/metrics/predicted_error.py
+++ b/src/modelhub/metrics/predicted_error.py
@@ -107,8 +107,9 @@ class ComputeIPTM(Metric):
             protein_mask[None, :] & protein_mask[:, None] * to_calculate
         )
         protein_ligand_mask = (
-            protein_mask[None, :] & ligand_mask[:, None] * to_calculate
-        )
+            (protein_mask[None, :] & ligand_mask[:, None])
+            | (ligand_mask[None, :] & protein_mask[:, None])
+        ) * to_calculate
         ligand_ligand_mask = ligand_mask[None, :] & ligand_mask[:, None] * to_calculate
         # calculate iptm for each interface type
         iptm_protein_protein = compute_ptm(pae, protein_protein_mask)
diff --git a/src/modelhub/metrics/rasa.py b/src/modelhub/metrics/rasa.py
index 5b1d79c..deb11f7 100644
--- a/src/modelhub/metrics/rasa.py
+++ b/src/modelhub/metrics/rasa.py
@@ -1,8 +1,8 @@
 import numpy as np
+from atomworks.ml.transforms.sasa import calculate_atomwise_rasa
 from beartype.typing import Any
 from biotite.structure import AtomArrayStack
 
-from atomworks.ml.transforms.sasa import calculate_atomwise_rasa
 from modelhub.metrics.base import Metric
 
 
diff --git a/src/modelhub/metrics/selected_distances.py b/src/modelhub/metrics/selected_distances.py
index 1f98dc0..6e54906 100644
--- a/src/modelhub/metrics/selected_distances.py
+++ b/src/modelhub/metrics/selected_distances.py
@@ -1,12 +1,12 @@
 import numpy as np
-from beartype.typing import Any
-from biotite.structure import AtomArrayStack
-
 from atomworks.ml.utils import nested_dict
 from atomworks.ml.utils.selection import (
     get_mask_from_atom_selection,
     parse_selection_string,
 )
+from beartype.typing import Any
+from biotite.structure import AtomArrayStack
+
 from modelhub.metrics.base import Metric
 
 
diff --git a/src/modelhub/resolvers.py b/src/modelhub/resolvers.py
index 394dba7..0b65ae2 100644
--- a/src/modelhub/resolvers.py
+++ b/src/modelhub/resolvers.py
@@ -6,11 +6,10 @@ Documentation on custom resolvers:
 
 import importlib
 
+from atomworks.enums import ChainType, ChainTypeInfo
 from beartype.typing import Any
 from omegaconf import OmegaConf
 
-from atomworks.enums import ChainType, ChainTypeInfo
-
 from .common import run_once
 
 
diff --git a/src/modelhub/symmetry/resolve.py b/src/modelhub/symmetry/resolve.py
index 2c34adb..07089d0 100644
--- a/src/modelhub/symmetry/resolve.py
+++ b/src/modelhub/symmetry/resolve.py
@@ -5,9 +5,6 @@ from typing import Any, Dict
 
 import numpy as np
 import torch
-from biotite.structure import AtomArray, AtomArrayStack
-from jaxtyping import Bool, Float, Int
-
 from atomworks.ml.transforms.atom_array import (
     AddGlobalTokenIdAnnotation,
     ensure_atom_array_stack,
@@ -15,6 +12,9 @@ from atomworks.ml.transforms.atom_array import (
 from atomworks.ml.transforms.atomize import AtomizeByCCDName
 from atomworks.ml.transforms.base import Compose, convert_to_torch
 from atomworks.ml.transforms.symmetry import FindAutomorphismsWithNetworkX
+from biotite.structure import AtomArray, AtomArrayStack
+from jaxtyping import Bool, Float, Int
+
 from modelhub.loss.af3_losses import (
     ResidueSymmetryResolution,
     SubunitSymmetryResolution,
diff --git a/src/modelhub/utils/datasets.py b/src/modelhub/utils/datasets.py
index 5f3c916..3cf5e46 100755
--- a/src/modelhub/utils/datasets.py
+++ b/src/modelhub/utils/datasets.py
@@ -1,5 +1,12 @@
 import hydra
 import torch
+from atomworks.ml.samplers import (
+    DistributedMixedSampler,
+    FallbackSamplerWrapper,
+    LazyWeightedRandomSampler,
+    LoadBalancedDistributedSampler,
+    MixedSampler,
+)
 from beartype.typing import Any
 from omegaconf import DictConfig, ListConfig
 from torch.utils.data import (
@@ -13,13 +20,6 @@ from torch.utils.data import (
 )
 from torch.utils.data.distributed import DistributedSampler
 
-from atomworks.ml.samplers import (
-    DistributedMixedSampler,
-    FallbackSamplerWrapper,
-    LazyWeightedRandomSampler,
-    LoadBalancedDistributedSampler,
-    MixedSampler,
-)
 from modelhub.resolvers import register_resolvers
 from modelhub.utils.ddp import RankedLogger
 
diff --git a/src/modelhub/utils/io.py b/src/modelhub/utils/io.py
index 434eb5c..d0e219b 100644
--- a/src/modelhub/utils/io.py
+++ b/src/modelhub/utils/io.py
@@ -4,10 +4,10 @@ from pathlib import Path
 
 import numpy as np
 import torch
+from atomworks.io.utils.io_utils import to_cif_file
 from beartype.typing import Literal
 from biotite.structure import AtomArray, AtomArrayStack, stack
 
-from atomworks.io.utils.io_utils import to_cif_file
 from modelhub.alignment import weighted_rigid_align
 from modelhub.utils.ddp import RankedLogger
 
diff --git a/src/modelhub/utils/predicted_error.py b/src/modelhub/utils/predicted_error.py
index c4c5f45..f244d21 100644
--- a/src/modelhub/utils/predicted_error.py
+++ b/src/modelhub/utils/predicted_error.py
@@ -13,6 +13,7 @@ from omegaconf import DictConfig
 from modelhub.chemical import NHEAVY
 from modelhub.metrics.metric_utils import (
     compute_mean_over_subsampled_pairs,
+    compute_min_over_subsampled_pairs,
     create_chainwise_masks_1d,
     create_chainwise_masks_2d,
     create_interface_masks_2d,
@@ -131,6 +132,15 @@ def compile_af3_confidence_outputs(
         for k, v in interface_masks.items()
     }
 
+    pae_interface_min = {
+        k: spread_batch_into_dictionary(compute_min_over_subsampled_pairs(pae, v))
+        for k, v in interface_masks.items()
+    }
+
+    pde_interface_min = {
+        k: spread_batch_into_dictionary(compute_min_over_subsampled_pairs(pde, v))
+        for k, v in interface_masks.items()
+    }
     # Calculate chainwise metrics
     chain_masks_2d = create_chainwise_masks_2d(chain_iid_token_lvl, device=pae.device)
     pae_chainwise = {
@@ -167,6 +177,8 @@ def compile_af3_confidence_outputs(
         "chain_wise_mean_pde": pde_chainwise,
         "interface_wise_mean_pae": pae_interface,
         "interface_wise_mean_pde": pde_interface,
+        "interface_wise_min_pae": pae_interface_min,
+        "interface_wise_min_pde": pde_interface_min,
     }
 
     # Generate DataFrame rows
@@ -204,6 +216,12 @@ def compile_af3_confidence_outputs(
             "pde_interface": confidence_data["interface_wise_mean_pde"][
                 (chain_i, chain_j)
             ][batch_idx],
+            "min_pae_interface": confidence_data["interface_wise_min_pae"][
+                (chain_i, chain_j)
+            ][batch_idx],
+            "min_pde_interface": confidence_data["interface_wise_min_pde"][
+                (chain_i, chain_j)
+            ][batch_idx],
             "overall_plddt": confidence_data["mean_plddt"][batch_idx],
             "overall_pde": confidence_data["mean_pde"][batch_idx],
             "overall_pae": confidence_data["mean_pae"][batch_idx],
diff --git a/src/modelhub/utils/recycling.py b/src/modelhub/utils/recycling.py
index dbce108..74af4dc 100755
--- a/src/modelhub/utils/recycling.py
+++ b/src/modelhub/utils/recycling.py
@@ -1,7 +1,6 @@
 import math
 
 import torch
-
 from atomworks.ml.utils.rng import create_rng_state_from_seeds, rng_state
 
 
diff --git a/tests/test_inference_pipelines.py b/tests/test_inference_pipelines.py
index 6a69e5f..e79130b 100644
--- a/tests/test_inference_pipelines.py
+++ b/tests/test_inference_pipelines.py
@@ -5,9 +5,9 @@ from pathlib import Path
 import hydra
 import numpy as np
 import pytest
+from atomworks.io import parse
 from hydra import compose, initialize
 
-from atomworks.io import parse
 from modelhub.utils.inference import (
     apply_conformer_and_template_selections,
     build_file_paths_for_prediction,
diff --git a/tests/test_inference_regression.py b/tests/test_inference_regression.py
index d073e83..b70ed0a 100755
--- a/tests/test_inference_regression.py
+++ b/tests/test_inference_regression.py
@@ -7,14 +7,13 @@ import numpy as np
 import pandas as pd
 import pytest
 import torch
-from conftest import TEST_DATA_DIR
-from hydra import compose, initialize
-from hydra.utils import instantiate
-
 from atomworks.ml.utils.rng import (
     create_rng_state_from_seeds,
     rng_state,
 )
+from conftest import TEST_DATA_DIR
+from hydra import compose, initialize
+from hydra.utils import instantiate
 
 
 def compare_csv_files(