diff --git a/client/python/cryoet_data_portal/src/cryoet_data_portal/_models.py b/client/python/cryoet_data_portal/src/cryoet_data_portal/_models.py
index f174d1399..361e66fcd 100644
--- a/client/python/cryoet_data_portal/src/cryoet_data_portal/_models.py
+++ b/client/python/cryoet_data_portal/src/cryoet_data_portal/_models.py
@@ -65,16 +65,24 @@ class Alignment(Model):
         "id",
         "alignment_id",
     )
-    per_section_alignments: List[PerSectionAlignmentParameters] = ListRelationship(
-        "PerSectionAlignmentParameters",
-        "id",
-        "alignment_id",
+    per_section_alignments: List[PerSectionAlignmentParameters] = (
+        ListRelationship(
+            "PerSectionAlignmentParameters",
+            "id",
+            "alignment_id",
+        )
+    )
+    deposition: Deposition = ItemRelationship(
+        "Deposition", "deposition_id", "id"
     )
-    deposition: Deposition = ItemRelationship("Deposition", "deposition_id", "id")
     deposition_id: int = IntField()
-    tiltseries: TiltSeries = ItemRelationship("TiltSeries", "tiltseries_id", "id")
+    tiltseries: TiltSeries = ItemRelationship(
+        "TiltSeries", "tiltseries_id", "id"
+    )
     tiltseries_id: int = IntField()
-    tomograms: List[Tomogram] = ListRelationship("Tomogram", "id", "alignment_id")
+    tomograms: List[Tomogram] = ListRelationship(
+        "Tomogram", "id", "alignment_id"
+    )
     run: Run = ItemRelationship("Run", "run_id", "id")
     run_id: int = IntField()
     alignment_type: str = StringField()
@@ -180,7 +188,9 @@ class Annotation(Model):
         "id",
         "annotation_id",
     )
-    deposition: Deposition = ItemRelationship("Deposition", "deposition_id", "id")
+    deposition: Deposition = ItemRelationship(
+        "Deposition", "deposition_id", "id"
+    )
     deposition_id: int = IntField()
     s3_metadata_path: str = StringField()
     https_metadata_path: str = StringField()
@@ -295,7 +305,9 @@ class AnnotationAuthor(Model):
     _gql_root_field: str = "annotationAuthors"
 
     id: int = IntField()
-    annotation: Annotation = ItemRelationship("Annotation", "annotation_id", "id")
+    annotation: Annotation = ItemRelationship(
+        "Annotation", "annotation_id", "id"
+    )
     annotation_id: int = IntField()
     author_list_order: int = IntField()
     orcid: str = StringField()
@@ -442,7 +454,9 @@ class AnnotationMethodLink(Model):
     _gql_root_field: str = "annotationMethodLinks"
 
     id: int = IntField()
-    annotation: Annotation = ItemRelationship("Annotation", "annotation_id", "id")
+    annotation: Annotation = ItemRelationship(
+        "Annotation", "annotation_id", "id"
+    )
     annotation_id: int = IntField()
     link_type: str = StringField()
     name: str = StringField()
@@ -490,14 +504,16 @@ class AnnotationShape(Model):
         annotation (Annotation): The annotation this annotation shape is a part of
         annotation_id (int): None
         annotation_files (List[AnnotationFile]): The annotation files of this annotation shape
-        shape_type (str): The shape of the annotation (SegmentationMask, OrientedPoint, Point, InstanceSegmentation, Mesh)
+        shape_type (str): The shape of the annotation (SegmentationMask, OrientedPoint, Point, InstanceSegmentation, InstanceSegmentationMask, Mesh)
     """
 
     _gql_type: str = "AnnotationShape"
     _gql_root_field: str = "annotationShapes"
 
     id: int = IntField()
-    annotation: Annotation = ItemRelationship("Annotation", "annotation_id", "id")
+    annotation: Annotation = ItemRelationship(
+        "Annotation", "annotation_id", "id"
+    )
     annotation_id: int = IntField()
     annotation_files: List[AnnotationFile] = ListRelationship(
         "AnnotationFile",
@@ -588,14 +604,18 @@ class Dataset(Model):
     _gql_root_field: str = "datasets"
 
     id: int = IntField()
-    deposition: Deposition = ItemRelationship("Deposition", "deposition_id", "id")
+    deposition: Deposition = ItemRelationship(
+        "Deposition", "deposition_id", "id"
+    )
     deposition_id: int = IntField()
     funding_sources: List[DatasetFunding] = ListRelationship(
         "DatasetFunding",
         "id",
         "dataset_id",
     )
-    authors: List[DatasetAuthor] = ListRelationship("DatasetAuthor", "id", "dataset_id")
+    authors: List[DatasetAuthor] = ListRelationship(
+        "DatasetAuthor", "id", "dataset_id"
+    )
     runs: List[Run] = ListRelationship("Run", "id", "dataset_id")
     title: str = StringField()
     description: str = StringField()
@@ -668,7 +688,9 @@ def download_everything(self, dest_path: Optional[str] = None):
         Args:
             dest_path (Optional[str], optional): Choose a destination directory. Defaults to $CWD.
         """
-        recursive_prefix = "/".join(self.s3_prefix.strip("/").split("/")[:-1]) + "/"
+        recursive_prefix = (
+            "/".join(self.s3_prefix.strip("/").split("/")[:-1]) + "/"
+        )
         download_directory(self.s3_prefix, recursive_prefix, dest_path)
 
 
@@ -834,16 +856,24 @@ class Deposition(Model):
         "id",
         "deposition_id",
     )
-    alignments: List[Alignment] = ListRelationship("Alignment", "id", "deposition_id")
+    alignments: List[Alignment] = ListRelationship(
+        "Alignment", "id", "deposition_id"
+    )
     annotations: List[Annotation] = ListRelationship(
         "Annotation",
         "id",
         "deposition_id",
     )
-    datasets: List[Dataset] = ListRelationship("Dataset", "id", "deposition_id")
+    datasets: List[Dataset] = ListRelationship(
+        "Dataset", "id", "deposition_id"
+    )
     frames: List[Frame] = ListRelationship("Frame", "id", "deposition_id")
-    tiltseries: List[TiltSeries] = ListRelationship("TiltSeries", "id", "deposition_id")
-    tomograms: List[Tomogram] = ListRelationship("Tomogram", "id", "deposition_id")
+    tiltseries: List[TiltSeries] = ListRelationship(
+        "TiltSeries", "id", "deposition_id"
+    )
+    tomograms: List[Tomogram] = ListRelationship(
+        "Tomogram", "id", "deposition_id"
+    )
     title: str = StringField()
     description: str = StringField()
     tag: str = StringField()
@@ -916,7 +946,9 @@ class DepositionAuthor(Model):
     _gql_root_field: str = "depositionAuthors"
 
     id: int = IntField()
-    deposition: Deposition = ItemRelationship("Deposition", "deposition_id", "id")
+    deposition: Deposition = ItemRelationship(
+        "Deposition", "deposition_id", "id"
+    )
     deposition_id: int = IntField()
     author_list_order: int = IntField()
     orcid: str = StringField()
@@ -976,7 +1008,9 @@ class DepositionType(Model):
     _gql_root_field: str = "depositionTypes"
 
     id: int = IntField()
-    deposition: Deposition = ItemRelationship("Deposition", "deposition_id", "id")
+    deposition: Deposition = ItemRelationship(
+        "Deposition", "deposition_id", "id"
+    )
     deposition_id: int = IntField()
     type: str = StringField()
 
@@ -1036,7 +1070,9 @@ class Frame(Model):
     _gql_root_field: str = "frames"
 
     id: int = IntField()
-    deposition: Deposition = ItemRelationship("Deposition", "deposition_id", "id")
+    deposition: Deposition = ItemRelationship(
+        "Deposition", "deposition_id", "id"
+    )
     deposition_id: int = IntField()
     run: Run = ItemRelationship("Run", "run_id", "id")
     run_id: int = IntField()
@@ -1236,7 +1272,9 @@ def find(
 
             >>> per_section_alignment_parameters = PerSectionAlignmentParameters.find(client)
         """
-        return super(PerSectionAlignmentParameters, cls).find(client, query_filters)
+        return super(PerSectionAlignmentParameters, cls).find(
+            client, query_filters
+        )
 
     find.__func__.__doc__ = Model.find.__func__.__doc__ + find.__func__.__doc__
 
@@ -1290,7 +1328,9 @@ class PerSectionParameters(Model):
     raw_angle: float = FloatField()
     run: Run = ItemRelationship("Run", "run_id", "id")
     run_id: int = IntField()
-    tiltseries: TiltSeries = ItemRelationship("TiltSeries", "tiltseries_id", "id")
+    tiltseries: TiltSeries = ItemRelationship(
+        "TiltSeries", "tiltseries_id", "id"
+    )
     tiltseries_id: int = IntField()
     z_index: int = IntField()
 
@@ -1354,7 +1394,9 @@ class Run(Model):
 
     id: int = IntField()
     alignments: List[Alignment] = ListRelationship("Alignment", "id", "run_id")
-    annotations: List[Annotation] = ListRelationship("Annotation", "id", "run_id")
+    annotations: List[Annotation] = ListRelationship(
+        "Annotation", "id", "run_id"
+    )
     dataset: Dataset = ItemRelationship("Dataset", "dataset_id", "id")
     dataset_id: int = IntField()
     frames: List[Frame] = ListRelationship("Frame", "id", "run_id")
@@ -1369,7 +1411,9 @@ class Run(Model):
         "id",
         "run_id",
     )
-    tiltseries: List[TiltSeries] = ListRelationship("TiltSeries", "id", "run_id")
+    tiltseries: List[TiltSeries] = ListRelationship(
+        "TiltSeries", "id", "run_id"
+    )
     tomogram_voxel_spacings: List[TomogramVoxelSpacing] = ListRelationship(
         "TomogramVoxelSpacing",
         "id",
@@ -1484,10 +1528,14 @@ class TiltSeries(Model):
     _gql_root_field: str = "tiltseries"
 
     id: int = IntField()
-    alignments: List[Alignment] = ListRelationship("Alignment", "id", "tiltseries_id")
+    alignments: List[Alignment] = ListRelationship(
+        "Alignment", "id", "tiltseries_id"
+    )
     run: Run = ItemRelationship("Run", "run_id", "id")
     run_id: int = IntField()
-    deposition: Deposition = ItemRelationship("Deposition", "deposition_id", "id")
+    deposition: Deposition = ItemRelationship(
+        "Deposition", "deposition_id", "id"
+    )
     deposition_id: int = IntField()
     s3_omezarr_dir: str = StringField()
     file_size_omezarr: float = FloatField()
@@ -1663,7 +1711,9 @@ class Tomogram(Model):
         "id",
         "tomogram_id",
     )
-    deposition: Deposition = ItemRelationship("Deposition", "deposition_id", "id")
+    deposition: Deposition = ItemRelationship(
+        "Deposition", "deposition_id", "id"
+    )
     deposition_id: int = IntField()
     run: Run = ItemRelationship("Run", "run_id", "id")
     run_id: int = IntField()
@@ -1774,7 +1824,8 @@ def download_all_annotations(
             format (Optional[str], optional): Choose a specific file format to download (e.g.: mrc, ndjson)
         """
         filters = [
-            AnnotationFile.tomogram_voxel_spacing_id == self.tomogram_voxel_spacing_id,
+            AnnotationFile.tomogram_voxel_spacing_id
+            == self.tomogram_voxel_spacing_id,
             AnnotationFile.alignment_id == self.alignment_id,
         ]
         if shape:
diff --git a/client/python/cryoet_data_portal/src/cryoet_data_portal/data/schema.graphql b/client/python/cryoet_data_portal/src/cryoet_data_portal/data/schema.graphql
index 02313b6ef..e2fcbda0e 100644
--- a/client/python/cryoet_data_portal/src/cryoet_data_portal/data/schema.graphql
+++ b/client/python/cryoet_data_portal/src/cryoet_data_portal/data/schema.graphql
@@ -1637,6 +1637,7 @@ enum annotation_file_shape_type_enum {
   OrientedPoint
   Point
   InstanceSegmentation
+  InstanceSegmentationMask
   Mesh
 }
 
@@ -1883,7 +1884,7 @@ type AnnotationShape implements EntityInterface & Node {
   annotationFilesAggregate(where: AnnotationFileWhereClause = null): AnnotationFileAggregate
 
   """
-  The shape of the annotation (SegmentationMask, OrientedPoint, Point, InstanceSegmentation, Mesh)
+  The shape of the annotation (SegmentationMask, OrientedPoint, Point, InstanceSegmentation, InstanceSegmentationMask, Mesh)
   """
   shapeType: annotation_file_shape_type_enum
 }
@@ -5276,7 +5277,7 @@ input AnnotationShapeCreateInput {
   annotationId: ID = null
 
   """
-  The shape of the annotation (SegmentationMask, OrientedPoint, Point, InstanceSegmentation, Mesh)
+  The shape of the annotation (SegmentationMask, OrientedPoint, Point, InstanceSegmentation, InstanceSegmentationMask, Mesh)
   """
   shapeType: annotation_file_shape_type_enum = null
 
@@ -5289,7 +5290,7 @@ input AnnotationShapeUpdateInput {
   annotationId: ID = null
 
   """
-  The shape of the annotation (SegmentationMask, OrientedPoint, Point, InstanceSegmentation, Mesh)
+  The shape of the annotation (SegmentationMask, OrientedPoint, Point, InstanceSegmentation, InstanceSegmentationMask, Mesh)
   """
   shapeType: annotation_file_shape_type_enum = null
 
diff --git a/frontend/packages/data-portal/app/components/Deposition/DepositionMetadataDrawer/AnnotationsSummaryMetadataTable.tsx b/frontend/packages/data-portal/app/components/Deposition/DepositionMetadataDrawer/AnnotationsSummaryMetadataTable.tsx
index 614191141..c71da9c68 100644
--- a/frontend/packages/data-portal/app/components/Deposition/DepositionMetadataDrawer/AnnotationsSummaryMetadataTable.tsx
+++ b/frontend/packages/data-portal/app/components/Deposition/DepositionMetadataDrawer/AnnotationsSummaryMetadataTable.tsx
@@ -69,6 +69,8 @@ export function AnnotationsSummaryMetadataTable({
                 return <li key={shapeType}>{t('segmentationMasks')}</li>
               case Annotation_File_Shape_Type_Enum.Mesh:
                 return <li key={shapeType}>{t('meshes')}</li>
+              case Annotation_File_Shape_Type_Enum.InstanceSegmentationMask:
+                return <li key={shapeType}>{t('instanceSegmentationMasks')}</li>
               default:
                 return checkExhaustive(shapeType)
             }
diff --git a/frontend/packages/data-portal/app/constants/objectShapeTypes.ts b/frontend/packages/data-portal/app/constants/objectShapeTypes.ts
index 2df5164ed..4aecb9af7 100644
--- a/frontend/packages/data-portal/app/constants/objectShapeTypes.ts
+++ b/frontend/packages/data-portal/app/constants/objectShapeTypes.ts
@@ -27,6 +27,8 @@ export function getShapeTypeI18nKey(
       return 'segmentationMask'
     case Annotation_File_Shape_Type_Enum.Mesh:
       return 'mesh'
+    case Annotation_File_Shape_Type_Enum.InstanceSegmentationMask:
+      return 'instanceSegmentationMask'
     default:
       return checkExhaustive(shapeType)
   }
diff --git a/frontend/packages/data-portal/app/types/shapeTypes.ts b/frontend/packages/data-portal/app/types/shapeTypes.ts
index 4fac266d6..ae5a6a14c 100644
--- a/frontend/packages/data-portal/app/types/shapeTypes.ts
+++ b/frontend/packages/data-portal/app/types/shapeTypes.ts
@@ -3,3 +3,4 @@ export type ObjectShapeType =
   | 'OrientedPoint'
   | 'Point'
   | 'SegmentationMask'
+  | 'InstanceSegmentationMask'
diff --git a/frontend/packages/data-portal/public/locales/en/translation.json b/frontend/packages/data-portal/public/locales/en/translation.json
index cb597b18d..018fdc73b 100644
--- a/frontend/packages/data-portal/public/locales/en/translation.json
+++ b/frontend/packages/data-portal/public/locales/en/translation.json
@@ -276,6 +276,8 @@
   "info": "Info",
   "instanceSegmentation": "Instance Segmentation",
   "instanceSegmentations": "Instance Segmentations",
+  "instanceSegmentationMask": "Instance Segmentation Mask",
+  "instanceSegmentationMasks": "Instance Segmentation Masks",
   "itemsRange": "{{startIndex}}-{{endIndex}} of {{total}} {{itemLabel}}",
   "keyPhoto": "key photo",
   "keyPhotoCaptionDataset": "Central slab from a representative tomogram of a {{organismName}} sample.",