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 :
HQA
Bonds between two atoms of the molecule
Total Number of Bonds: 30
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
C
OXT
C
O
sing
1.34
N
N
2
OXT
HXT
O
H
sing
0.97
N
N
3
CA
C
C
C
sing
1.51
N
N
4
C
O
C
O
doub
1.21
N
N
5
N
CA
N
C
sing
1.47
N
N
6
CA
C03
C
C
sing
1.53
N
N
7
CA
HA
C
H
sing
1.09
N
N
8
N
H
N
H
sing
1.01
N
N
9
N
H2
N
H
sing
1.01
N
N
10
C04
C03
C
C
sing
1.51
N
N
11
C03
H03
C
H
sing
1.09
N
N
12
C03
H03A
C
H
sing
1.09
N
N
13
C14
C04
C
C
doub
1.37
N
Y
14
C05
C04
C
C
sing
1.39
N
Y
15
N06
C05
N
C
doub
1.31
N
Y
16
C05
H05
C
H
sing
1.08
N
N
17
C07
N06
C
N
sing
1.34
N
Y
18
C08
C07
C
C
doub
1.41
N
Y
19
C07
C13
C
C
sing
1.42
N
Y
20
C10
C08
C
C
sing
1.37
N
Y
21
O09
C08
O
C
sing
1.36
N
N
22
O09
HO09
O
H
sing
0.97
N
N
23
C10
C11
C
C
doub
1.39
N
Y
24
C10
H10
C
H
sing
1.08
N
N
25
C11
C12
C
C
sing
1.36
N
Y
26
C11
H11
C
H
sing
1.08
N
N
27
C12
C13
C
C
doub
1.4
N
Y
28
C12
H12
C
H
sing
1.08
N
N
29
C13
C14
C
C
sing
1.41
N
Y
30
C14
H14
C
H
sing
1.08
N
N