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SMTL ID : 1iw1.4
(3 other biounits)
Crystal structure of a heme oxygenase (HmuO) from Corynebacterium diphtheriae complexed with heme in the ferrous state
Coordinates
PDB Format
Compare
Method
X-RAY DIFFRACTION 1.50 Å
Oligo State
homo-dimer
Ligands
1 x
GLC
-
FRU
:
beta-D-fructofuranose-(2-1)-alpha-D-glucopyranose
(Non-covalent)
GLC-FRU.1:
5 residues within 4Å:
Chain A:
K.13
,
A.17
,
H.20
,
E.21
Ligands:
HEM.2
5
PLIP interactions
:
5 interactions with chain A
Hydrogen bonds:
A:K.13
,
A:K.13
,
A:A.17
,
A:H.20
,
A:E.21
2 x
HEM
:
PROTOPORPHYRIN IX CONTAINING FE
(Non-covalent)
HEM.2:
20 residues within 4Å:
Chain A:
K.13
,
H.20
,
E.24
,
M.29
,
L.33
,
Y.130
,
V.131
,
R.132
,
L.134
,
G.135
,
S.138
,
G.139
,
V.142
,
K.173
,
R.177
,
F.201
,
N.204
,
F.208
Ligands:
GLC-FRU.1
,
GLC-FRU.1
18
PLIP interactions
:
18 interactions with chain A
,
Hydrophobic interactions:
A:E.24
,
A:Y.130
,
A:V.131
,
A:L.134
,
A:L.134
,
A:V.142
,
A:F.201
,
A:N.204
,
A:F.208
,
A:F.208
Hydrogen bonds:
A:Y.130
,
A:Y.130
,
A:S.138
Water bridges:
A:K.173
Salt bridges:
A:K.13
,
A:K.173
,
A:R.177
Metal complexes:
A:H.20
HEM.8:
17 residues within 4Å:
Chain B:
K.13
,
H.20
,
A.23
,
E.24
,
M.29
,
L.33
,
Y.130
,
V.131
,
L.134
,
G.135
,
S.138
,
G.139
,
V.142
,
R.177
,
F.201
,
N.204
,
F.208
16
PLIP interactions
:
16 interactions with chain B
,
Hydrophobic interactions:
B:A.23
,
B:E.24
,
B:L.33
,
B:Y.130
,
B:V.131
,
B:L.134
,
B:V.142
,
B:F.201
,
B:F.201
,
B:N.204
,
B:F.208
Hydrogen bonds:
B:Y.130
Salt bridges:
B:K.13
,
B:K.13
,
B:R.177
Metal complexes:
B:H.20
10 x
SO4
:
SULFATE ION
(Non-functional Binders)
SO4.3:
3 residues within 4Å:
Chain A:
R.99
,
I.100
,
T.101
5
PLIP interactions
:
5 interactions with chain A
Hydrogen bonds:
A:T.101
Water bridges:
A:Q.48
,
A:Q.48
,
A:Q.48
Salt bridges:
A:R.99
SO4.4:
1 residues within 4Å:
Chain A:
Q.58
5
PLIP interactions
:
5 interactions with chain A
Hydrogen bonds:
A:Q.58
Water bridges:
A:E.114
,
A:R.117
,
A:R.117
,
A:R.117
SO4.5:
4 residues within 4Å:
Chain A:
G.67
,
A.69
,
E.70
,
S.71
4
PLIP interactions
:
4 interactions with chain A
Hydrogen bonds:
A:A.69
,
A:E.70
,
A:S.71
Water bridges:
A:L.72
SO4.6:
2 residues within 4Å:
Chain A:
Y.151
,
G.152
1
PLIP interactions
:
1 interactions with chain A
Water bridges:
A:Y.151
SO4.7:
2 residues within 4Å:
Chain A:
I.107
,
N.111
1
PLIP interactions
:
1 interactions with chain A
Hydrogen bonds:
A:N.111
SO4.9:
4 residues within 4Å:
Chain B:
G.67
,
A.69
,
E.70
,
S.71
7
PLIP interactions
:
7 interactions with chain B
Hydrogen bonds:
B:A.69
,
B:E.70
,
B:S.71
Water bridges:
B:S.71
,
B:S.71
,
B:S.71
,
B:L.72
SO4.10:
4 residues within 4Å:
Chain B:
S.26
,
T.27
,
H.205
,
A.209
4
PLIP interactions
:
4 interactions with chain B
Hydrogen bonds:
B:T.27
Water bridges:
B:T.27
,
B:F.28
Salt bridges:
B:H.205
SO4.11:
7 residues within 4Å:
Chain A:
K.168
,
L.169
,
K.170
,
V.171
Chain B:
V.142
,
R.145
,
R.149
6
PLIP interactions
:
4 interactions with chain B
,
2 interactions with chain A
Water bridges:
B:R.149
,
B:R.149
Salt bridges:
B:R.145
,
B:R.149
Hydrogen bonds:
A:K.170
,
A:V.171
SO4.12:
1 residues within 4Å:
Chain B:
R.44
1
PLIP interactions
:
1 interactions with chain B
Salt bridges:
B:R.44
SO4.13:
3 residues within 4Å:
Chain B:
K.170
,
K.173
,
R.177
5
PLIP interactions
:
5 interactions with chain B
Water bridges:
B:D.174
,
B:R.177
Salt bridges:
B:K.170
,
B:K.173
,
B:R.177
Links
RCSB
PDBe
PDBe-KB
PDBj
PDBsum
CATH
PLIP
Citation
Hirotsu, S. et al., The crystal structures of the ferric and ferrous forms of the heme complex of HmuO, a heme oxygenase of Corynebacterium diphtheriae. J.Biol.Chem. (2004)
Release Date
2003-04-04
Peptides
Heme oxygenase:
A
B
SMTL:PDB
SMTL Chain Id:
PDB Chain Id:
A
A
B
B
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Secondary Structure
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Heme oxygenase
Related Entries With Identical Sequence
1iw0.1
|
1iw0.2
|
1iw0.3
|
1iw1.1
|
1iw1.2
|
1iw1.3
|
1v8x.1
|
1v8x.2
|
1v8x.3
|
1wzd.1
|
1wzf.1
|
1wzg.1
|
2z68.1
|
2z68.2
|
3i8r.1
|
3i8r.2
|
3i8r.3
|
3moo.1
|
3moo.2
|
4goh.1
|
4gpc.1
|
4gpc.2
|
4gpc.3
|
4gpf.1
|
4gpf.2
|
4gpf.3
|
4gph.1
|
4gph.2
|
4gph.3
Cartoon
Cartoon
Tube
Trace
Lines
Ball+Stick
Licorice
Hyperball
Rope
Surface
Spacefill
Outline
Fog
Background
Transparent
Resolution
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High
Extreme