Services
Research
Training
Industry
About us
Protein Data Bank
in Europe
Bringing Structure to Biology
Chemical Components in the PDB
pdbe.org/chem
Feedback
Share
Summary
Atoms
Bonds
In PDB Entries
Names
Descriptors
Complete Listing
Modify Search
Download Links
Molfile:
Ideal
Representative
PDB:
Ideal
Representative
Other:
mmCif
CML
Related compounds
Could not find any related compound in the PDB.
3D-Views
Ideal
Representative
PDB Links
PDB entries
PDBeChem : Chemical Bonds
Molecule :
DUO
Bonds between two atoms of the molecule
Total Number of Bonds: 68
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
N1
C2
N
C
sing
1.47
N
N
2
N1
C5
N
C
sing
1.39
N
N
3
N1
H1
N
H
sing
1.01
N
N
4
C2
C3
C
C
sing
1.51
N
N
5
C2
C33
C
C
sing
1.53
N
N
6
C2
C34
C
C
sing
1.51
N
N
7
C3
C4
C
C
sing
1.47
N
N
8
C3
O32
C
O
doub
1.21
N
N
9
C4
C5
C
C
doub
1.4
N
Y
10
C4
C9
C
C
sing
1.4
N
Y
11
C5
C6
C
C
sing
1.4
N
Y
12
C6
C7
C
C
doub
1.38
N
Y
13
C6
O31
C
O
sing
1.36
N
N
14
C7
C8
C
C
sing
1.4
N
Y
15
C7
H7
C
H
sing
1.08
N
N
16
C8
C9
C
C
doub
1.38
N
Y
17
C8
N13
C
N
sing
1.4
N
N
18
C9
C11
C
C
sing
1.51
N
N
19
C10
C11
C
C
sing
1.53
N
N
20
C10
H101
C
H
sing
1.09
N
N
21
C10
H102
C
H
sing
1.09
N
N
22
C10
H103
C
H
sing
1.09
N
N
23
C11
C12
C
C
sing
1.54
N
N
24
C11
H11
C
H
sing
1.09
N
N
25
C12
N13
C
N
sing
1.46
N
N
26
C12
H121
C
H
sing
1.09
N
N
27
C12
H122
C
H
sing
1.09
N
N
28
N13
C14
N
C
sing
1.35
N
N
29
C14
C15
C
C
sing
1.47
N
N
30
C14
O30
C
O
doub
1.22
N
N
31
C15
C16
C
C
doub
1.36
N
Y
32
C15
N23
C
N
sing
1.38
N
Y
33
C16
C17
C
C
sing
1.42
N
Y
34
C16
H16
C
H
sing
1.08
N
N
35
C17
C18
C
C
doub
1.4
N
Y
36
C17
C22
C
C
sing
1.41
N
Y
37
C18
C19
C
C
sing
1.38
N
Y
38
C18
H18
C
H
sing
1.08
N
N
39
C19
C20
C
C
doub
1.4
N
Y
40
C19
O24
C
O
sing
1.36
N
N
41
C20
C21
C
C
sing
1.38
N
Y
42
C20
O26
C
O
sing
1.36
N
N
43
C21
C22
C
C
doub
1.4
N
Y
44
C21
O28
C
O
sing
1.36
N
N
45
C22
N23
C
N
sing
1.38
N
Y
46
N23
H23
N
H
sing
0.97
N
N
47
O24
C25
O
C
sing
1.43
N
N
48
C25
H251
C
H
sing
1.09
N
N
49
C25
H252
C
H
sing
1.09
N
N
50
C25
H253
C
H
sing
1.09
N
N
51
O26
C27
O
C
sing
1.43
N
N
52
C27
H271
C
H
sing
1.09
N
N
53
C27
H272
C
H
sing
1.09
N
N
54
C27
H273
C
H
sing
1.09
N
N
55
O28
C29
O
C
sing
1.43
N
N
56
C29
H291
C
H
sing
1.09
N
N
57
C29
H292
C
H
sing
1.09
N
N
58
C29
H293
C
H
sing
1.09
N
N
59
O31
H31
O
H
sing
0.97
N
N
60
C33
H331
C
H
sing
1.09
N
N
61
C33
H332
C
H
sing
1.09
N
N
62
C33
H333
C
H
sing
1.09
N
N
63
C34
O35
C
O
doub
1.21
N
N
64
C34
O36
C
O
sing
1.34
N
N
65
O36
C37
O
C
sing
1.45
N
N
66
C37
H371
C
H
sing
1.09
N
N
67
C37
H372
C
H
sing
1.09
N
N
68
C37
H373
C
H
sing
1.09
N
N