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README.md

@@ -48,6 +48,12 @@ configs:
     path: GSE178430_metadata.parquet
   dataset_info:
     features:
+    - name: sample_id
+      dtype: integer
+      description: Unique sample identifier. Uniquely identifies an accession
+    - name: series
+      dtype: string
+      description: the GEO series to which this collection belongs
     - name: accession
       dtype: string
       description: Sample accession identifier
@@ -86,15 +92,23 @@ configs:
     path: GSE209631_metadata.parquet
   dataset_info:
     features:
+    - name: sample_id
+      dtype: integer
+      description: Unique sample identifier. Uniquely identifies an accession
+    - name: series
+      dtype: string
+      description: the GEO series to which this collection belongs
     - name: accession
       dtype: string
       description: Sample accession identifier
     - name: regulator_locus_tag
       dtype: string
       description: Systematic gene name (ORF identifier) of the tagged transcription factor
+      role: regulator_identifier
     - name: regulator_symbol
       dtype: string
       description: Standard gene symbol of the tagged transcription factor
+      role: regulator_identifier
     - name: variant_type
       dtype: string
       description: Type of transcription factor variant tested in the experiment
@@ -106,21 +120,32 @@ configs:
     path: GSE222268_metadata.parquet
   dataset_info:
     features:
-    - name: title
+    - name: sample_id
       dtype: string
-      description: Experiment title or sample description
+      description: Unique identifier for the experimental sample
+    - name: series
+      dtype: string
+      description: Series or batch identifier grouping related samples
     - name: accession
       dtype: string
-      description: GEO sample accession identifier
-    - name: extract_protocol_ch1
+      description: Accession number from public database (e.g., SRA, GEO)
+    - name: regulator_locus_tag
       dtype: string
-      description: Protocol used for sample extraction and preparation
-    - name: description
+      description: Systematic gene identifier for the transcription factor regulator
+      role: regulator_identifier
+    - name: regulator_symbol
       dtype: string
-      description: Detailed description of the experimental sample or condition
-    - name: instrument_model
+      description: Standard gene symbol for the transcription factor regulator
+      role: regulator_identifier
+    - name: experiment_details
       dtype: string
-      description: Model of sequencing instrument used for data generation
+      description: Detailed description of experimental methods, parameters, or conditions
+      role: experimental_condition 
+    - name: description
+      dtype:
+        class_label:
+          names: ["MNase", "ChEC-seq"]
+      description: Experiment type, either MNase or ChEC-seq
 ---
 
 # Barkai Compendium
@@ -244,4 +269,4 @@ print(f"\n✓ Repository downloaded to: {repo_path}")
 # Construct path to the genome_map parquet file
 parquet_path = os.path.join(repo_path, "genome_map.parquet")
 print(f"✓ Parquet file at: {parquet_path}")
-```
+```