Update README.md

README.md

@@ -31,4 +31,17 @@ dataset_info:
 # Uniref50: Uniref Sequences clustered at 50% sequence identity
 
 - ~40M Protein Sequences.
-- Split into train val and test.
+- Split into train val and test.
+
+# Usage
+
+```
+from datasets import load_dataset
+
+# Step 1: Load the dataset from HuggingFace Hub
+dataset = load_dataset("zhangzhi/Uniref50")
+
+# Step 2: Access a specific split (e.g., "train", "validation", "test")
+train_split = dataset["train"]
+print(f"Number of sequences in the train split: {len(train_split)}")
+```