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 :
WHQ
Bonds between two atoms of the molecule
Total Number of Bonds: 51
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
C19
N4
C
N
sing
1.47
N
N
2
N4
C18
N
C
sing
1.35
N
N
3
C18
O01
C
O
doub
1.22
N
N
4
C18
C16
C
C
sing
1.47
N
N
5
C15
C16
C
C
doub
1.37
N
Y
6
C15
C1
C
C
sing
1.38
N
Y
7
C16
S1
C
S
sing
1.76
N
Y
8
N2
C4
N
C
doub
1.3
N
Y
9
N2
N1
N
N
sing
1.4
N
Y
10
C4
C3
C
C
sing
1.42
N
Y
11
C1
N1
C
N
sing
1.41
N
N
12
C1
C17
C
C
doub
1.34
N
Y
13
N1
C2
N
C
sing
1.38
N
Y
14
S1
C17
S
C
sing
1.71
N
Y
15
C3
C2
C
C
doub
1.41
N
Y
16
C3
C8
C
C
sing
1.4
N
Y
17
C2
C5
C
C
sing
1.39
N
Y
18
C8
C7
C
C
doub
1.38
N
Y
19
C5
C6
C
C
doub
1.37
N
Y
20
F1
C14
F
C
sing
1.35
N
N
21
C7
C6
C
C
sing
1.4
N
Y
22
C7
N3
C
N
sing
1.4
N
N
23
C13
C14
C
C
doub
1.38
N
Y
24
C13
C12
C
C
sing
1.38
N
Y
25
C6
C20
C
C
sing
1.51
N
N
26
C14
C9
C
C
sing
1.39
N
Y
27
C12
C11
C
C
doub
1.38
N
Y
28
C9
N3
C
N
sing
1.4
N
N
29
C9
C10
C
C
doub
1.39
N
Y
30
C11
C10
C
C
sing
1.38
N
Y
31
C10
CL1
C
CL
sing
1.74
N
N
32
C20
O1
C
O
sing
1.43
N
N
33
O1
C21
O
C
sing
1.43
N
N
34
C13
H7
C
H
sing
1.08
N
N
35
C15
H8
C
H
sing
1.08
N
N
36
C17
H9
C
H
sing
1.08
N
N
37
C21
H21
C
H
sing
1.09
N
N
38
C21
H17
C
H
sing
1.09
N
N
39
C21
H16
C
H
sing
1.09
N
N
40
C11
H5
C
H
sing
1.08
N
N
41
C12
H6
C
H
sing
1.08
N
N
42
C19
H12
C
H
sing
1.09
N
N
43
C19
H13
C
H
sing
1.09
N
N
44
C19
H11
C
H
sing
1.09
N
N
45
C20
H15
C
H
sing
1.09
N
N
46
C20
H14
C
H
sing
1.09
N
N
47
C4
H1
C
H
sing
1.08
N
N
48
C5
H2
C
H
sing
1.08
N
N
49
C8
H3
C
H
sing
1.08
N
N
50
N3
H4
N
H
sing
0.97
N
N
51
N4
H10
N
H
sing
0.97
N
N