diff --git a/cerebra/protein_variant_predictor.py b/cerebra/protein_variant_predictor.py
index 99fc7f5..25fa23a 100644
--- a/cerebra/protein_variant_predictor.py
+++ b/cerebra/protein_variant_predictor.py
@@ -1,6 +1,5 @@
 from collections import defaultdict, namedtuple
 from itertools import tee
-import re 
 
 from Bio import Alphabet
 from Bio.Seq import Seq  # need to clean this up
@@ -165,7 +164,7 @@ def predict_for_vcf_record(self, vcf_record):
 
         ref = vcf_record.REF
         for alt in vcf_record.ALT:
- 
+
             # Create a GenomePosition representing the range affected by the
             # ALT sequence.
             affected_pos = record_pos.shifted_by(