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 :
N5N
Bonds between two atoms of the molecule
Total Number of Bonds: 76
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
N1
C2
N
C
sing
1.46
N
N
2
N1
C3
N
C
sing
1.35
N
N
3
N1
C4
N
C
sing
1.46
N
N
4
C2
C5
C
C
sing
1.53
N
N
5
C2
C6
C
C
sing
1.53
N
N
6
C3
C7
C
C
sing
1.51
N
N
7
C3
O8
C
O
doub
1.21
N
N
8
C4
C9
C
C
sing
1.51
N
N
9
C5
C6
C
C
sing
1.53
N
N
10
C7
N10
C
N
sing
1.46
N
N
11
C7
C11
C
C
sing
1.53
N
N
12
C9
O12
C
O
sing
1.34
N
N
13
C9
O13
C
O
doub
1.21
N
N
14
N10
S14
N
S
sing
1.66
N
N
15
C11
C15
C
C
sing
1.51
N
N
16
S14
C16
S
C
sing
1.76
N
N
17
S14
O17
S
O
doub
1.42
N
N
18
S14
O18
S
O
doub
1.42
N
N
19
C15
N19
C
N
sing
1.35
N
N
20
C15
O20
C
O
doub
1.21
N
N
21
C16
C21
C
C
sing
1.36
N
Y
22
C16
C22
C
C
doub
1.39
N
Y
23
N19
C23
N
C
sing
1.47
N
N
24
C21
C24
C
C
doub
1.41
N
Y
25
C22
C25
C
C
sing
1.36
N
Y
26
C23
C26
C
C
sing
1.53
N
N
27
C24
C27
C
C
sing
1.42
N
Y
28
C24
C28
C
C
sing
1.41
N
Y
29
C25
C27
C
C
doub
1.4
N
Y
30
C26
C29
C
C
sing
1.53
N
N
31
C26
C30
C
C
sing
1.53
N
N
32
C27
C31
C
C
sing
1.41
N
Y
33
C28
C32
C
C
doub
1.36
N
Y
34
C29
N33
C
N
sing
1.47
N
N
35
C30
C34
C
C
sing
1.53
N
N
36
C31
C35
C
C
doub
1.36
N
Y
37
C32
C35
C
C
sing
1.39
N
Y
38
N33
C36
N
C
sing
1.47
N
N
39
N33
C37
N
C
sing
1.37
N
N
40
C34
C36
C
C
sing
1.53
N
N
41
C37
N38
C
N
sing
1.38
N
N
42
C37
N39
C
N
doub
1.3
N
N
43
C2
H2
C
H
sing
1.09
N
N
44
C4
H41C
C
H
sing
1.09
N
N
45
C4
H42C
C
H
sing
1.09
N
N
46
C5
H51C
C
H
sing
1.09
N
N
47
C5
H52C
C
H
sing
1.09
N
N
48
C6
H61C
C
H
sing
1.09
N
N
49
C6
H62C
C
H
sing
1.09
N
N
50
C7
H7
C
H
sing
1.09
N
N
51
N10
H10
N
H
sing
0.97
N
N
52
C11
H111
C
H
sing
1.09
N
N
53
C11
H112
C
H
sing
1.09
N
N
54
O12
H12
O
H
sing
0.97
N
N
55
N19
H19
N
H
sing
0.97
N
N
56
C21
H21
C
H
sing
1.08
N
N
57
C22
H22
C
H
sing
1.08
N
N
58
C23
H231
C
H
sing
1.09
N
N
59
C23
H232
C
H
sing
1.09
N
N
60
C25
H25
C
H
sing
1.08
N
N
61
C26
H26
C
H
sing
1.09
N
N
62
C28
H28
C
H
sing
1.08
N
N
63
C29
H291
C
H
sing
1.09
N
N
64
C29
H292
C
H
sing
1.09
N
N
65
C30
H301
C
H
sing
1.09
N
N
66
C30
H302
C
H
sing
1.09
N
N
67
C31
H31
C
H
sing
1.08
N
N
68
C32
H32
C
H
sing
1.08
N
N
69
C34
H341
C
H
sing
1.09
N
N
70
C34
H342
C
H
sing
1.09
N
N
71
C35
H35
C
H
sing
1.08
N
N
72
C36
H361
C
H
sing
1.09
N
N
73
C36
H362
C
H
sing
1.09
N
N
74
N38
H381
N
H
sing
0.97
N
N
75
N38
H382
N
H
sing
0.97
N
N
76
N39
H39
N
H
sing
0.97
N
N