import re
s = "Name  Mass  From  To  Disulphide bond  -2.02  97  144  Disulphide bond  -2.02  111  158  Disulphide bond  -2.02  121  174  Disulphide bond  -2.02  125  176  Disulphide bond  -2.02  85  174  Disulphide bond  -2.02  10  176"
block = r'Disulphide bond\s+-2.02\s+(\d+)\s+(\d+)'
match = re.search(r'\b{0}(?:\s+{0}){{5}}'.format(block), s)
if match:
	print(re.findall(block, match.group()))
else:
	print("No match")