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PDBeChem : Chemical Bonds
Molecule :
H8Q
Bonds between two atoms of the molecule
Total Number of Bonds: 147
50
10 per page
20 per page
Show all
Record
First Atom
Second Atom
First Element
Second Element
Bond Order Type
Bond Length
Bond Stereochemistry
Is Aromatic
1
O57
C56
O
C
sing
1.36
N
N
2
C55
C56
C
C
doub
1.39
N
Y
3
C55
C54
C
C
sing
1.38
N
Y
4
C56
C51
C
C
sing
1.4
N
Y
5
C54
C53
C
C
doub
1.39
N
Y
6
C51
C50
C
C
sing
1.48
N
N
7
C51
N52
C
N
doub
1.33
N
Y
8
C53
N52
C
N
sing
1.31
N
Y
9
C44
C43
C
C
sing
1.52
N
N
10
N48
C50
N
C
sing
1.35
N
N
11
N48
C45
N
C
sing
1.47
N
N
12
C50
O58
C
O
doub
1.22
N
N
13
C45
C43
C
C
sing
1.52
N
N
14
C45
C46
C
C
sing
1.5
N
N
15
C43
O41
C
O
sing
1.43
N
N
16
O47
C46
O
C
doub
1.21
N
N
17
O42
C34
O
C
doub
1.21
N
N
18
C46
N49
C
N
sing
1.37
N
N
19
O41
C34
O
C
sing
1.33
N
N
20
C34
C33
C
C
sing
1.52
N
N
21
N49
C59
N
C
sing
1.49
N
N
22
O32
C30
O
C
doub
1.22
N
N
23
C60
C59
C
C
sing
1.53
N
N
24
C60
C61
C
C
sing
1.53
N
N
25
C59
C62
C
C
sing
1.5
N
N
26
C33
N31
C
N
sing
1.47
N
N
27
C33
C35
C
C
sing
1.51
N
N
28
O19
C16
O
C
doub
1.21
N
N
29
C30
N31
C
N
sing
1.36
N
N
30
C30
C18
C
C
sing
1.5
N
N
31
C36
C35
C
C
doub
1.38
N
Y
32
C36
C37
C
C
sing
1.38
N
Y
33
C17
C16
C
C
sing
1.51
N
N
34
C17
C18
C
C
sing
1.53
N
N
35
C35
C40
C
C
sing
1.38
N
Y
36
C24
C23
C
C
sing
1.53
N
N
37
C24
C27
C
C
sing
1.53
N
N
38
C16
C15
C
C
sing
1.51
N
N
39
C18
N13
C
N
sing
1.48
N
N
40
C37
C38
C
C
doub
1.38
N
Y
41
C62
O64
C
O
doub
1.22
N
N
42
C62
N63
C
N
sing
1.35
N
N
43
C23
C25
C
C
sing
1.53
N
N
44
C23
C22
C
C
sing
1.53
N
N
45
C27
N29
C
N
sing
1.47
N
N
46
C11
N10
C
N
sing
1.47
N
N
47
C6
C5
C
C
doub
1.38
N
Y
48
C6
C7
C
C
sing
1.39
N
Y
49
C40
C39
C
C
doub
1.38
N
Y
50
C25
C28
C
C
sing
1.53
N
N
51
C5
C4
C
C
sing
1.38
N
Y
52
N63
C68
N
C
sing
1.46
N
N
53
N63
C65
N
C
sing
1.47
N
N
54
C15
C14
C
C
sing
1.53
N
N
55
C15
C20
C
C
sing
1.53
N
N
56
C38
C39
C
C
sing
1.38
N
Y
57
S21
C22
S
C
sing
1.81
N
N
58
S21
C20
S
C
sing
1.81
N
N
59
N13
C14
N
C
sing
1.46
N
N
60
N13
C1
N
C
sing
1.34
N
N
61
C68
C67
C
C
sing
1.54
N
N
62
N10
C7
N
C
sing
1.4
N
N
63
N10
C12
N
C
sing
1.46
N
N
64
C22
C26
C
C
sing
1.53
N
N
65
C7
C8
C
C
doub
1.39
N
Y
66
C28
N29
C
N
sing
1.47
N
N
67
N29
C26
N
C
sing
1.47
N
N
68
C65
C69
C
C
sing
1.5
N
N
69
C65
C66
C
C
sing
1.54
N
N
70
C2
C1
C
C
sing
1.49
N
N
71
C2
C3
C
C
sing
1.52
N
N
72
C2
N71
C
N
sing
1.47
N
N
73
C4
C3
C
C
sing
1.51
N
N
74
C4
C9
C
C
doub
1.38
N
Y
75
C1
O1
C
O
doub
1.24
N
N
76
C67
C66
C
C
sing
1.53
N
N
77
C69
O70
C
O
doub
1.22
N
N
78
C69
N71
C
N
sing
1.35
N
N
79
N71
C72
N
C
sing
1.46
N
N
80
C8
C9
C
C
sing
1.38
N
Y
81
C2
H1
C
H
sing
1.12
N
N
82
C3
H2
C
H
sing
1.09
N
N
83
C3
H3
C
H
sing
1.09
N
N
84
C5
H4
C
H
sing
1.08
N
N
85
C6
H5
C
H
sing
1.08
N
N
86
C8
H6
C
H
sing
1.08
N
N
87
C9
H7
C
H
sing
1.08
N
N
88
C11
H8
C
H
sing
1.09
N
N
89
C11
H9
C
H
sing
1.09
N
N
90
C11
H10
C
H
sing
1.09
N
N
91
C12
H11
C
H
sing
1.09
N
N
92
C12
H12
C
H
sing
1.09
N
N
93
C12
H13
C
H
sing
1.09
N
N
94
C14
H14
C
H
sing
1.1
N
N
95
C14
H15
C
H
sing
1.08
N
N
96
C15
H16
C
H
sing
1.09
N
N
97
C17
H17
C
H
sing
1.09
N
N
98
C17
H18
C
H
sing
1.09
N
N
99
C18
H19
C
H
sing
1.08
N
N
100
C20
H20
C
H
sing
1.09
N
N
101
C20
H21
C
H
sing
1.09
N
N
102
C22
H22
C
H
sing
1.09
N
N
103
C23
H23
C
H
sing
1.09
N
N
104
C24
H24
C
H
sing
1.09
N
N
105
C24
H25
C
H
sing
1.09
N
N
106
C25
H26
C
H
sing
1.09
N
N
107
C25
H27
C
H
sing
1.09
N
N
108
C26
H28
C
H
sing
1.09
N
N
109
C26
H29
C
H
sing
1.09
N
N
110
C27
H30
C
H
sing
1.09
N
N
111
C27
H31
C
H
sing
1.09
N
N
112
C28
H32
C
H
sing
1.09
N
N
113
C28
H33
C
H
sing
1.09
N
N
114
C33
H34
C
H
sing
1.08
N
N
115
C36
H35
C
H
sing
1.08
N
N
116
C37
H36
C
H
sing
1.08
N
N
117
C38
H37
C
H
sing
1.08
N
N
118
C39
H38
C
H
sing
1.08
N
N
119
C40
H39
C
H
sing
1.08
N
N
120
C43
H40
C
H
sing
1.12
N
N
121
C44
H41
C
H
sing
1.09
N
N
122
C44
H42
C
H
sing
1.09
N
N
123
C44
H43
C
H
sing
1.09
N
N
124
C45
H44
C
H
sing
1.1
N
N
125
C53
H45
C
H
sing
1.08
N
N
126
C54
H46
C
H
sing
1.08
N
N
127
C55
H47
C
H
sing
1.08
N
N
128
C59
H48
C
H
sing
1.09
N
N
129
C60
H49
C
H
sing
1.09
N
N
130
C60
H50
C
H
sing
1.09
N
N
131
C61
H51
C
H
sing
1.09
N
N
132
C61
H52
C
H
sing
1.09
N
N
133
C61
H53
C
H
sing
1.09
N
N
134
C65
H54
C
H
sing
1.09
N
N
135
C66
H55
C
H
sing
1.09
N
N
136
C66
H56
C
H
sing
1.09
N
N
137
C67
H57
C
H
sing
1.09
N
N
138
C67
H58
C
H
sing
1.09
N
N
139
C68
H59
C
H
sing
1.08
N
N
140
C68
H60
C
H
sing
1.09
N
N
141
C72
H61
C
H
sing
1.09
N
N
142
C72
H62
C
H
sing
1.09
N
N
143
C72
H63
C
H
sing
1.09
N
N
144
N31
H65
N
H
sing
0.98
N
N
145
N48
H66
N
H
sing
0.97
N
N
146
N49
H67
N
H
sing
0.97
N
N
147
O57
H68
O
H
sing
0.97
N
N