Update README.md

README.md

@@ -95,6 +95,7 @@ human protein pairs interact directly or indirectly.
       This is the feature matrix for the training set of interactions.
 
   |-- **alternative_test_feature_matrix**
+  
     |-- DirectContacts2_test_feature_matrix_inter_and_intra_negatives_20260624.csv.gz
 
       This is the feature matrix for the test set that contains intra- and inter-complex negative protein pairs.