From: Buried chloride stereochemistry in the Protein Data Bank
Element
CN?=?2
CN?=?3
CN?=?4
CN?=?5
CN?=?6
N
61.1
56.0
46.6
38.9
39.1
O
34.4
40.4
48.3
47.3
37.9
C
4.4
3.3
4.7
12.7
20.1
Others
0.0
0.2
0.4
1.1
2.9