added filtering with go ids

ProtHGT_app.py

@@ -256,7 +256,7 @@ if st.session_state.submitted:
         
         # Create filters
         st.markdown("### Filter Predictions")
-        col1, col2, col3 = st.columns(3)
+        col1, col2, col3, col4 = st.columns(4)  # Changed to 4 columns
         
         with col1:
             # Protein filter
@@ -271,8 +271,16 @@ if st.session_state.submitted:
                 "Filter by GO Category",
                 options=['All'] + sorted(st.session_state.predictions_df['GO_category'].unique().tolist())
             )
-            
+
         with col3:
+            # GO term filter
+            go_term_filter = st.text_input(
+                "Filter by GO Term ID",
+                placeholder="e.g., GO:0003674",
+                help="Enter a GO term ID to filter results"
+            ).strip()
+            
+        with col4:
             # Probability threshold
             min_probability_threshold = st.slider(
                 "Minimum Probability",
@@ -298,14 +306,13 @@ if st.session_state.submitted:
             
         if selected_category != 'All':
             filtered_df = filtered_df[filtered_df['GO_category'] == selected_category]
+
+        if go_term_filter:
+            filtered_df = filtered_df[filtered_df['GO_term'].str.contains(go_term_filter, case=False, na=False)]
             
         filtered_df = filtered_df[(filtered_df['Probability'] >= min_probability_threshold) & 
                                 (filtered_df['Probability'] <= max_probability_threshold)]
 
-        # Sort by probability
-        filtered_df = filtered_df.sort_values('Probability', ascending=False)
-
-
         # Custom CSS to increase table width and improve layout
         st.markdown("""
             <style>