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PDBeChem : Chemical Bonds
Molecule :
DDH
Bonds between two atoms of the molecule
Total Number of Bonds: 84
50
10 per page
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
FE
NA
FE
N
sing
N
N
2
FE
NB
FE
N
sing
N
N
3
FE
NC
FE
N
sing
N
N
4
FE
ND
FE
N
sing
N
N
5
NA
C1A
N
C
sing
N
N
6
NA
C4A
N
C
sing
N
N
7
NB
C1B
N
C
doub
N
N
8
NB
C4B
N
C
sing
N
N
9
NC
C1C
N
C
sing
N
Y
10
NC
C4C
N
C
sing
N
Y
11
ND
C4D
N
C
doub
N
N
12
ND
C1D
N
C
sing
N
N
13
C1A
CHA
C
C
doub
N
N
14
C1A
C2A
C
C
sing
N
N
15
CHA
C4D
C
C
sing
N
N
16
CHA
HHA
C
H
sing
N
N
17
C4D
C3D
C
C
sing
N
N
18
C1B
CHB
C
C
sing
N
N
19
C1B
C2B
C
C
sing
N
N
20
CHB
C4A
C
C
doub
N
N
21
CHB
HHB
C
H
sing
N
N
22
C4A
C3A
C
C
sing
N
N
23
C1C
CHC
C
C
sing
N
N
24
C1C
C2C
C
C
doub
N
Y
25
CHC
C4B
C
C
doub
N
N
26
CHC
HHC
C
H
sing
N
N
27
C4B
C3B
C
C
sing
N
N
28
C1D
CHD
C
C
doub
N
N
29
C1D
C2D
C
C
sing
N
N
30
CHD
C4C
C
C
sing
N
N
31
CHD
HHD
C
H
sing
N
N
32
C4C
C3C
C
C
doub
N
Y
33
C2A
CAA
C
C
sing
N
N
34
C2A
C3A
C
C
doub
N
N
35
CAA
CBA
C
C
sing
N
N
36
CAA
HAA1
C
H
sing
N
N
37
CAA
HAA2
C
H
sing
N
N
38
C3A
CMA
C
C
sing
N
N
39
CMA
HMA1
C
H
sing
N
N
40
CMA
HMA2
C
H
sing
N
N
41
CMA
HMA3
C
H
sing
N
N
42
CBA
CGA
C
C
sing
N
N
43
CBA
HBA1
C
H
sing
N
N
44
CBA
HBA2
C
H
sing
N
N
45
CGA
O1A
C
O
doub
N
N
46
CGA
O2A
C
O
sing
N
N
47
O2A
HO2A
O
H
sing
N
N
48
C2B
CMB
C
C
sing
N
N
49
C2B
C3B
C
C
doub
N
N
50
CMB
HMB1
C
H
sing
N
N
51
CMB
HMB2
C
H
sing
N
N
52
CMB
HMB3
C
H
sing
N
N
53
C3B
CAB
C
C
sing
N
N
54
CAB
OCB
C
O
sing
N
N
55
CAB
CBB
C
C
doub
N
N
56
OCB
HOCB
O
H
sing
N
N
57
CBB
HBB1
C
H
sing
N
N
58
CBB
HBB2
C
H
sing
N
N
59
C2C
CMC
C
C
sing
N
N
60
C2C
C3C
C
C
sing
N
Y
61
CMC
HMC1
C
H
sing
N
N
62
CMC
HMC2
C
H
sing
N
N
63
CMC
HMC3
C
H
sing
N
N
64
C3C
CAC
C
C
sing
N
N
65
CAC
OCC
C
O
doub
N
N
66
CAC
CBC
C
C
sing
N
N
67
CBC
HBC1
C
H
sing
N
N
68
CBC
HBC2
C
H
sing
N
N
69
CBC
HBC3
C
H
sing
N
N
70
C2D
CMD
C
C
sing
N
N
71
C2D
C3D
C
C
doub
N
N
72
CMD
HMD1
C
H
sing
N
N
73
CMD
HMD2
C
H
sing
N
N
74
CMD
HMD3
C
H
sing
N
N
75
C3D
CAD
C
C
sing
N
N
76
CAD
CBD
C
C
sing
N
N
77
CAD
HAD1
C
H
sing
N
N
78
CAD
HAD2
C
H
sing
N
N
79
CBD
CGD
C
C
sing
N
N
80
CBD
HBD1
C
H
sing
N
N
81
CBD
HBD2
C
H
sing
N
N
82
CGD
O1D
C
O
sing
N
N
83
CGD
O2D
C
O
doub
N
N
84
O1D
HO1D
O
H
sing
N
N