diff --git a/README.md b/README.md
index 2d91121..f86f7e0 100644
--- a/README.md
+++ b/README.md
@@ -13,6 +13,10 @@ conda activate 2DIR
 
 pip install -r ./install/requirements.txt
 
+```
+
+
+
 ## Quick Start
 
 First, you need to download the training dataset. You can download it from [this link](https://github.com/ZhuLvs/2DIR/tree/main) and save it under the `data` directory. 
@@ -24,5 +28,10 @@ You may manually modify the parameters in `model/main.py`.
 ### Known Length Protein
 ```bash
 bash train.sh
+```
+
+### Unknown Length Protein
+```bash
+bash train_unknown_protein.sh
+```
 
-    ```