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SMTL ID : 3g5f.2
(2 other biounits)
Crystallographic analysis of cytochrome P450 cyp121
Coordinates
PDB Format
Compare
Method
X-RAY DIFFRACTION 1.40 Å
Oligo State
homo-dimer
Ligands
8 x
SO4
:
SULFATE ION
(Non-functional Binders)
SO4.1:
5 residues within 4Å:
Chain A:
R.58
,
S.61
,
M.62
,
K.63
,
H.343
6
PLIP interactions
:
6 interactions with chain A
Hydrogen bonds:
A:S.61
,
A:M.62
,
A:K.63
Water bridges:
A:R.58
Salt bridges:
A:R.58
,
A:H.343
SO4.2:
3 residues within 4Å:
Chain A:
S.12
,
R.14
,
R.17
5
PLIP interactions
:
5 interactions with chain A
Hydrogen bonds:
A:S.12
,
A:S.12
Water bridges:
A:A.13
,
A:R.14
Salt bridges:
A:R.17
SO4.3:
4 residues within 4Å:
Chain A:
V.5
,
L.6
,
L.7
,
R.32
4
PLIP interactions
:
4 interactions with chain A
Hydrogen bonds:
A:L.7
Water bridges:
A:R.32
,
A:K.33
Salt bridges:
A:R.32
SO4.4:
6 residues within 4Å:
Chain A:
R.134
,
N.135
,
F.161
,
S.165
,
R.381
Chain B:
R.391
7
PLIP interactions
:
2 interactions with chain B
,
5 interactions with chain A
Water bridges:
B:R.391
,
A:R.381
,
A:R.381
Salt bridges:
B:R.391
,
A:R.134
,
A:R.381
Hydrogen bonds:
A:N.135
SO4.6:
5 residues within 4Å:
Chain B:
R.58
,
S.61
,
M.62
,
K.63
,
H.343
6
PLIP interactions
:
6 interactions with chain B
Hydrogen bonds:
B:S.61
,
B:M.62
,
B:K.63
Water bridges:
B:R.58
Salt bridges:
B:R.58
,
B:H.343
SO4.7:
3 residues within 4Å:
Chain B:
S.12
,
R.14
,
R.17
5
PLIP interactions
:
5 interactions with chain B
Hydrogen bonds:
B:S.12
,
B:S.12
Water bridges:
B:A.13
,
B:R.14
Salt bridges:
B:R.17
SO4.8:
4 residues within 4Å:
Chain B:
V.5
,
L.6
,
L.7
,
R.32
4
PLIP interactions
:
4 interactions with chain B
Hydrogen bonds:
B:L.7
Water bridges:
B:R.32
,
B:K.33
Salt bridges:
B:R.32
SO4.9:
6 residues within 4Å:
Chain A:
R.391
Chain B:
R.134
,
N.135
,
F.161
,
S.165
,
R.381
7
PLIP interactions
:
5 interactions with chain B
,
2 interactions with chain A
Hydrogen bonds:
B:N.135
Water bridges:
B:R.381
,
B:R.381
,
A:R.391
Salt bridges:
B:R.134
,
B:R.381
,
A:R.391
2 x
HEM
:
PROTOPORPHYRIN IX CONTAINING FE
(Non-covalent)
HEM.5:
20 residues within 4Å:
Chain A:
M.62
,
M.86
,
H.146
,
F.230
,
A.233
,
G.234
,
S.237
,
T.238
,
F.241
,
F.280
,
L.284
,
R.286
,
L.309
,
A.337
,
F.338
,
G.339
,
H.343
,
C.345
,
P.346
,
G.347
15
PLIP interactions
:
14 interactions with chain A
,
1 Ligand-Water interactions
Hydrophobic interactions:
A:F.230
,
A:F.230
,
A:A.233
,
A:T.238
,
A:F.241
,
A:F.280
,
A:F.280
,
A:L.284
,
A:L.309
,
A:F.338
,
A:P.346
Salt bridges:
A:R.286
,
A:H.343
Metal complexes:
A:C.345
,
H
2
O.15
HEM.10:
20 residues within 4Å:
Chain B:
M.62
,
M.86
,
H.146
,
F.230
,
A.233
,
G.234
,
S.237
,
T.238
,
F.241
,
F.280
,
L.284
,
R.286
,
L.309
,
A.337
,
F.338
,
G.339
,
H.343
,
C.345
,
P.346
,
G.347
15
PLIP interactions
:
14 interactions with chain B
,
1 Ligand-Water interactions
Hydrophobic interactions:
B:F.230
,
B:F.230
,
B:A.233
,
B:T.238
,
B:F.241
,
B:F.280
,
B:F.280
,
B:L.284
,
B:L.309
,
B:F.338
,
B:P.346
Salt bridges:
B:R.286
,
B:H.343
Metal complexes:
B:C.345
,
H
2
O.45
Links
RCSB
PDBe
PDBe-KB
PDBj
PDBsum
CATH
PLIP
Citation
Belin, P. et al., Identification and structural basis of the reaction catalyzed by CYP121, an essential cytochrome P450 in Mycobacterium tuberculosis. Proc.Natl.Acad.Sci.USA (2009)
Release Date
2009-04-21
Peptides
Cytochrome P450 121:
A
B
SMTL:PDB
SMTL Chain Id:
PDB Chain Id:
A
A
B
A
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Secondary Structure
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Fade Mismatches
Enhance Mismatches
Chain
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Rainbow
2° Structure
Bfactor
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SOA
Entropy
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Cytochrome P450 121
Toggle Identical (AB)
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Cartoon
Cartoon
Tube
Trace
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Outline
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Transparent
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