Fix Singularity run commands

PiperOrigin-RevId: 698024666

docs/installation.md

@@ -385,7 +385,7 @@ singularity exec \
      --bind <MODEL_PARAMETERS_DIR>:/root/models \
      --bind <DB_DIR>:/root/public_databases \
      alphafold3.sif \
-     python alphafold3/run_alphafold.py \
+     python run_alphafold.py \
      --json_path=/root/af_input/fold_input.json \
      --model_dir=/root/models \
      --db_dir=/root/public_databases \
@@ -396,13 +396,14 @@ Or with some databases on SSD in location `<SSD_DB_DIR>`:
 
 ```sh
 singularity exec \
-     --nv alphafold3.simg \
+     --nv \
      --bind $HOME/af_input:/root/af_input \
      --bind $HOME/af_output:/root/af_output \
      --bind <MODEL_PARAMETERS_DIR>:/root/models \
      --bind <SSD_DB_DIR>:/root/public_databases \
      --bind <DB_DIR>:/root/public_databases_fallback \
-     python alphafold3/run_alphafold.py \
+     alphafold3.sif \
+     python run_alphafold.py \
      --json_path=/root/af_input/fold_input.json \
      --model_dir=/root/models \
      --db_dir=/root/public_databases \