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 :
HR3
Bonds between two atoms of the molecule
Total Number of Bonds: 37
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
C6
C7
C
C
sing
1.51
N
N
2
C6
N2
C
N
sing
1.46
N
N
3
C12
C7
C
C
doub
1.38
N
Y
4
C12
C11
C
C
sing
1.38
N
Y
5
C7
C8
C
C
sing
1.38
N
Y
6
C11
C10
C
C
doub
1.39
N
Y
7
C2
N1
C
N
doub
1.31
N
Y
8
C2
C1
C
C
sing
1.4
N
Y
9
C8
C9
C
C
doub
1.38
N
Y
10
C10
C9
C
C
sing
1.39
N
Y
11
C10
O1
C
O
sing
1.36
N
N
12
N1
C3
N
C
sing
1.33
N
Y
13
N2
C1
N
C
sing
1.38
N
N
14
O3
C14
O
C
doub
1.21
N
N
15
O1
C13
O
C
sing
1.43
N
N
16
C1
C5
C
C
doub
1.41
N
Y
17
C3
C14
C
C
sing
1.48
N
N
18
C3
C4
C
C
doub
1.39
N
Y
19
C14
O2
C
O
sing
1.35
N
N
20
C5
C4
C
C
sing
1.4
N
Y
21
C5
C15
C
C
sing
1.48
N
N
22
O4
C15
O
C
doub
1.21
N
N
23
C15
O5
C
O
sing
1.35
N
N
24
C13
H11
C
H
sing
1.09
N
N
25
C13
H12
C
H
sing
1.09
N
N
26
C13
H10
C
H
sing
1.09
N
N
27
C2
H01
C
H
sing
1.08
N
N
28
C4
H02
C
H
sing
1.08
N
N
29
C6
H04
C
H
sing
1.09
N
N
30
C6
H05
C
H
sing
1.09
N
N
31
C8
H06
C
H
sing
1.08
N
N
32
C9
H07
C
H
sing
1.08
N
N
33
C11
H08
C
H
sing
1.08
N
N
34
C12
H09
C
H
sing
1.08
N
N
35
N2
H03
N
H
sing
0.97
N
N
36
O2
H1
O
H
sing
0.97
N
N
37
O5
H2
O
H
sing
0.97
N
N