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 :
UFD
Bonds between two atoms of the molecule
Total Number of Bonds: 71
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
C27
C28
C
C
doub
1.38
N
Y
2
C27
C26
C
C
sing
1.38
N
Y
3
C28
C21
C
C
sing
1.38
N
Y
4
C26
C25
C
C
doub
1.38
N
Y
5
C20
C11
C
C
sing
1.53
N
N
6
C20
C19
C
C
sing
1.53
N
N
7
C21
C19
C
C
sing
1.51
N
N
8
C21
C24
C
C
doub
1.38
N
Y
9
C11
C10
C
C
sing
1.53
N
N
10
C23
C19
C
C
sing
1.53
N
N
11
C23
C22
C
C
sing
1.53
N
N
12
C19
C18
C
C
sing
1.53
N
N
13
C25
C24
C
C
sing
1.38
N
Y
14
C22
C10
C
C
sing
1.53
N
N
15
C10
N6
C
N
sing
1.47
N
N
16
C10
C17
C
C
sing
1.53
N
N
17
N6
C9
N
C
sing
1.47
N
N
18
C18
C17
C
C
sing
1.53
N
N
19
C9
C8
C
C
sing
1.53
N
N
20
C8
C6
C
C
sing
1.53
N
N
21
C6
C5
C
C
sing
1.51
N
N
22
C6
C7
C
C
sing
1.51
N
N
23
C5
C4
C
C
doub
1.4
N
Y
24
C5
C1
C
C
sing
1.37
N
Y
25
N4
C4
N
C
sing
1.35
N
Y
26
N4
N3
N
N
doub
1.29
N
Y
27
C4
C3
C
C
sing
1.41
N
Y
28
C1
C2
C
C
doub
1.4
N
Y
29
C7
C16
C
C
doub
1.38
N
Y
30
C7
C12
C
C
sing
1.38
N
Y
31
C16
C15
C
C
sing
1.38
N
Y
32
N3
N2
N
N
sing
1.4
N
Y
33
C3
N2
C
N
sing
1.37
N
Y
34
C3
N1
C
N
doub
1.33
N
Y
35
C2
N1
C
N
sing
1.32
N
Y
36
C2
N5
C
N
sing
1.39
N
N
37
C12
C13
C
C
doub
1.38
N
Y
38
C15
C14
C
C
doub
1.38
N
Y
39
C13
C14
C
C
sing
1.38
N
Y
40
C13
H1
C
H
sing
1.08
N
N
41
C18
H2
C
H
sing
1.09
N
N
42
C18
H3
C
H
sing
1.09
N
N
43
C17
H4
C
H
sing
1.09
N
N
44
C17
H5
C
H
sing
1.09
N
N
45
C16
H6
C
H
sing
1.08
N
N
46
C15
H7
C
H
sing
1.08
N
N
47
C20
H8
C
H
sing
1.09
N
N
48
C20
H9
C
H
sing
1.09
N
N
49
C22
H10
C
H
sing
1.09
N
N
50
C22
H11
C
H
sing
1.09
N
N
51
C23
H12
C
H
sing
1.09
N
N
52
C23
H13
C
H
sing
1.09
N
N
53
C24
H14
C
H
sing
1.08
N
N
54
C11
H15
C
H
sing
1.09
N
N
55
C11
H16
C
H
sing
1.09
N
N
56
C12
H17
C
H
sing
1.08
N
N
57
C27
H18
C
H
sing
1.08
N
N
58
C1
H19
C
H
sing
1.08
N
N
59
N2
H20
N
H
sing
0.97
N
N
60
N5
H21
N
H
sing
0.97
N
N
61
N5
H22
N
H
sing
0.97
N
N
62
C6
H23
C
H
sing
1.09
N
N
63
C8
H24
C
H
sing
1.09
N
N
64
C8
H25
C
H
sing
1.09
N
N
65
C9
H26
C
H
sing
1.09
N
N
66
C9
H27
C
H
sing
1.09
N
N
67
N6
H28
N
H
sing
1.01
N
N
68
C14
H30
C
H
sing
1.08
N
N
69
C25
H31
C
H
sing
1.08
N
N
70
C26
H32
C
H
sing
1.08
N
N
71
C28
H33
C
H
sing
1.08
N
N