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PDBeChem : Chemical Bonds
Molecule :
2ER
Bonds between two atoms of the molecule
Total Number of Bonds: 63
50
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20 per page
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Record
First Atom
Second Atom
First Element
Second Element
Bond Order Type
Bond Length
Bond Stereochemistry
Is Aromatic
1
C5
N1
C
N
sing
1.36
N
Y
2
C2
N1
C
N
sing
1.36
N
Y
3
N1
C1'
N
C
sing
1.47
N
N
4
N3
C2
N
C
doub
1.3
N
Y
5
C2
H2
C
H
sing
1.08
N
N
6
C4
N3
C
N
sing
1.36
N
Y
7
C9
C4
C
C
sing
1.47
N
N
8
C4
C5
C
C
doub
1.39
N
Y
9
C5
N6
C
N
sing
1.38
N
N
10
C7
N6
C
N
sing
1.37
N
N
11
N6
HN6
N
H
sing
0.97
N
N
12
C7
N8
C
N
doub
1.29
N
N
13
C7
H7
C
H
sing
1.08
N
N
14
N8
C1B
N
C
sing
1.47
N
N
15
N9
C9
N
C
sing
1.35
N
N
16
O9
C9
O
C
doub
1.22
N
N
17
N9
HN9
N
H
sing
0.97
N
N
18
N9
HN9A
N
H
sing
0.97
N
N
19
O'1
P7'
O
P
doub
1.48
N
N
20
O'L
P7B
O
P
doub
1.48
N
N
21
C1'
C2'
C
C
sing
1.55
N
N
22
C1'
O4'
C
O
sing
1.44
N
N
23
C1'
H1'
C
H
sing
1.09
N
N
24
C1B
C2''
C
C
sing
1.51
N
N
25
C1B
H1B
C
H
sing
1.09
N
N
26
C1B
H1BA
C
H
sing
1.09
N
N
27
C3''
C2''
C
C
sing
1.51
N
N
28
C2''
O2B
C
O
doub
1.21
N
N
29
O2'
C2'
O
C
sing
1.43
N
N
30
C2'
C3'
C
C
sing
1.55
N
N
31
C2'
H2'
C
H
sing
1.09
N
N
32
O2'
HO2'
O
H
sing
0.97
N
N
33
O3B
C3''
O
C
sing
1.43
N
N
34
C3''
C4B
C
C
sing
1.53
N
N
35
C3''
H3''
C
H
sing
1.09
N
N
36
C4'
C3'
C
C
sing
1.54
N
N
37
C3'
O3'
C
O
sing
1.43
N
N
38
C3'
H3'
C
H
sing
1.09
N
N
39
O3'
HO3'
O
H
sing
0.97
N
N
40
O3B
HO3B
O
H
sing
0.97
N
N
41
O4'
C4'
O
C
sing
1.44
N
N
42
C4'
C5'
C
C
sing
1.53
N
N
43
C4'
H4'
C
H
sing
1.09
N
N
44
C5B
C4B
C
C
sing
1.53
N
N
45
O4B
C4B
O
C
sing
1.43
N
N
46
C4B
H4B
C
H
sing
1.09
N
N
47
O4B
HO4B
O
H
sing
0.97
N
N
48
C5'
O6'
C
O
sing
1.43
N
N
49
C5'
H5'
C
H
sing
1.09
N
N
50
C5'
H5'A
C
H
sing
1.09
N
N
51
O6B
C5B
O
C
sing
1.43
N
N
52
C5B
H5B
C
H
sing
1.09
N
N
53
C5B
H5BA
C
H
sing
1.09
N
N
54
O6'
P7'
O
P
sing
1.61
N
N
55
P7B
O6B
P
O
sing
1.61
N
N
56
O8'
P7'
O
P
sing
1.61
N
N
57
P7'
O9'
P
O
sing
1.61
N
N
58
O8B
P7B
O
P
sing
1.61
N
N
59
P7B
O9B
P
O
sing
1.61
N
N
60
O8'
HO8'
O
H
sing
0.97
N
N
61
O8B
HO8B
O
H
sing
0.97
N
N
62
O9'
HO9'
O
H
sing
0.97
N
N
63
O9B
HO9B
O
H
sing
0.97
N
N