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 :
0K9
Bonds between two atoms of the molecule
Total Number of Bonds: 90
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
C30
C28
C
C
sing
1.53
N
N
2
C29
C28
C
C
sing
1.53
N
N
3
C28
C31
C
C
sing
1.53
N
N
4
C28
C27
C
C
sing
1.53
N
N
5
C22
N23
C
N
doub
1.32
N
Y
6
C22
C21
C
C
sing
1.38
N
Y
7
C27
C21
C
C
sing
1.51
N
N
8
N23
C16
N
C
sing
1.33
N
Y
9
C21
C20
C
C
doub
1.39
N
Y
10
C16
O17
C
O
sing
1.36
N
N
11
C16
C15
C
C
doub
1.38
N
Y
12
C20
C15
C
C
sing
1.39
N
Y
13
O17
C18
O
C
sing
1.42
N
N
14
C26
C25
C
C
sing
1.54
N
N
15
C26
C18
C
C
sing
1.53
N
N
16
C15
C14
C
C
sing
1.51
N
N
17
C25
C24
C
C
sing
1.54
N
N
18
C18
C24
C
C
sing
1.53
N
N
19
C18
C19
C
C
sing
1.53
N
N
20
C14
C19
C
C
sing
1.53
N
N
21
C14
N4
C
N
sing
1.47
N
N
22
N4
C3
N
C
sing
1.47
N
N
23
O5
C2
O
C
sing
1.43
N
N
24
O34
C33
O
C
doub
1.21
N
N
25
C3
C2
C
C
sing
1.53
N
N
26
C2
C1
C
C
sing
1.53
N
N
27
C1
C7
C
C
sing
1.53
N
N
28
C1
N6
C
N
sing
1.46
N
N
29
C33
N6
C
N
sing
1.35
N
N
30
C33
C35
C
C
sing
1.51
N
N
31
C13
C12
C
C
doub
1.38
N
Y
32
C13
C8
C
C
sing
1.38
N
Y
33
C7
C8
C
C
sing
1.51
N
N
34
C42
C35
C
C
sing
1.53
N
N
35
C35
O36
C
O
sing
1.43
N
N
36
C12
C11
C
C
sing
1.38
N
Y
37
C8
C9
C
C
doub
1.38
N
Y
38
O36
C37
O
C
sing
1.43
N
N
39
C11
C10
C
C
doub
1.4
N
Y
40
C9
C10
C
C
sing
1.4
N
Y
41
C10
C32
C
C
sing
1.48
N
N
42
C32
N38
C
N
doub
1.3
N
Y
43
C32
S41
C
S
sing
1.76
N
Y
44
N38
C39
N
C
sing
1.31
N
Y
45
S41
C40
S
C
sing
1.76
N
Y
46
C39
C40
C
C
doub
1.34
N
Y
47
C24
H1
C
H
sing
1.09
N
N
48
C24
H2
C
H
sing
1.09
N
N
49
C25
H3
C
H
sing
1.09
N
N
50
C25
H4
C
H
sing
1.09
N
N
51
C26
H5
C
H
sing
1.09
N
N
52
C26
H6
C
H
sing
1.09
N
N
53
C19
H7
C
H
sing
1.09
N
N
54
C19
H8
C
H
sing
1.09
N
N
55
C22
H9
C
H
sing
1.08
N
N
56
C27
H10
C
H
sing
1.09
N
N
57
C27
H11
C
H
sing
1.09
N
N
58
C30
H12
C
H
sing
1.09
N
N
59
C30
H13
C
H
sing
1.09
N
N
60
C30
H14
C
H
sing
1.09
N
N
61
C31
H15
C
H
sing
1.09
N
N
62
C31
H16
C
H
sing
1.09
N
N
63
C31
H17
C
H
sing
1.09
N
N
64
C29
H18
C
H
sing
1.09
N
N
65
C29
H19
C
H
sing
1.09
N
N
66
C29
H20
C
H
sing
1.09
N
N
67
C20
H21
C
H
sing
1.08
N
N
68
C14
H22
C
H
sing
1.09
N
N
69
N4
H23
N
H
sing
1.01
N
N
70
C3
H25
C
H
sing
1.09
N
N
71
C3
H26
C
H
sing
1.09
N
N
72
C2
H27
C
H
sing
1.09
N
N
73
O5
H28
O
H
sing
0.97
N
N
74
C1
H29
C
H
sing
1.09
N
N
75
N6
H30
N
H
sing
0.97
N
N
76
C35
H31
C
H
sing
1.09
N
N
77
C42
H32
C
H
sing
1.09
N
N
78
C42
H33
C
H
sing
1.09
N
N
79
C42
H34
C
H
sing
1.09
N
N
80
C37
H35
C
H
sing
1.09
N
N
81
C37
H36
C
H
sing
1.09
N
N
82
C37
H37
C
H
sing
1.09
N
N
83
C7
H38
C
H
sing
1.09
N
N
84
C7
H39
C
H
sing
1.09
N
N
85
C9
H40
C
H
sing
1.08
N
N
86
C13
H41
C
H
sing
1.08
N
N
87
C12
H42
C
H
sing
1.08
N
N
88
C11
H43
C
H
sing
1.08
N
N
89
C39
H44
C
H
sing
1.08
N
N
90
C40
H45
C
H
sing
1.08
N
N