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PDBsum entry 1hsr
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Oxidoreductase
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PDB id
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1hsr
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Contents |
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* Residue conservation analysis
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Enzyme class:
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E.C.1.11.1.7
- peroxidase.
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Reaction:
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2 a phenolic donor + H2O2 = 2 a phenolic radical donor + 2 H2O
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2
×
a phenolic donor
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+
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H2O2
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=
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2
×
a phenolic radical donor
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+
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2
×
H2O
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Cofactor:
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Heme
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Heme
Bound ligand (Het Group name =
HEM)
matches with 95.45% similarity
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Molecule diagrams generated from .mol files obtained from the
KEGG ftp site
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DOI no:
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Febs Lett
412:107-110
(1997)
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PubMed id:
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Binding mode of benzhydroxamic acid to Arthromyces ramosus peroxidase shown by X-ray crystallographic analysis of the complex at 1.6 A resolution.
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H.Itakura,
Y.Oda,
K.Fukuyama.
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ABSTRACT
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The crystal structure of Arthromyces ramosus peroxidase (ARP) in complex with
benzhydroxamic acid (BHA) as determined by X-ray analysis at 1.6 A shows
unambiguously how BHA binds to ARP. BHA is located in the distal heme pocket.
Its functional groups are held by three hydrogen bonds to His56N(epsilon),
Arg52N(epsilon), and Pro(154)O, but are too far away to interact with the heme
iron. The aromatic ring of BHA is positioned at the entrance of the channel to
the heme pocket, approximately parallel to the heme group. Most water molecules
at the active site of the native enzyme are replaced by BHA, leaving a ligand,
probably a water molecule, at the sixth position of the heme. Results are
compared with spectroscopic data.
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Selected figure(s)
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Figure 1.
Fig. 1. The BHA and SHA structures with the atom numberings
used in the text.
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Figure 3.
Fig. 3. Environment of the BHA molecule shown by a
stereo-pair. Possible hydrogen bonds involving BHA are shown by
broken lines. The lower side of the figure is the surface of the
ARP molecule. The hydrogen bond distances for BHA are
O(7)…Arg^52N[ε], 3.3 Å; N(7)…Pro^154O, 2.8 Å;
O(8)…His^56N[ε], 2.6 Å; and O(8)…415, 2.7 Å.
The respective distances of Fe…415 and Fe…O(8) are 2.7
Å and 4.4 Å. The distance between C(1) in BHA and
the methyl carbon bonded to C(18) in the heme is 3.9 Å.
The torsion angle about C(1)−C(7) bond of BHA is 14°. The
dihedral angle between the benzene ring of BHA and the pyrrole D
ring of the heme is 9°.
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The above figures are
reprinted
by permission from the Federation of European Biochemical Societies:
Febs Lett
(1997,
412,
107-110)
copyright 1997.
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Figures were
selected
by an automated process.
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Literature references that cite this PDB file's key reference
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PubMed id
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Reference
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A.K.Singh,
R.P.Kumar,
N.Pandey,
N.Singh,
M.Sinha,
A.Bhushan,
P.Kaur,
S.Sharma,
and
T.P.Singh
(2010).
Mode of binding of the tuberculosis prodrug isoniazid to heme peroxidases: binding studies and crystal structure of bovine lactoperoxidase with isoniazid at 2.7 A resolution.
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J Biol Chem,
285,
1569-1576.
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PDB codes:
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A.K.Singh,
N.Singh,
M.Sinha,
A.Bhushan,
P.Kaur,
A.Srinivasan,
S.Sharma,
and
T.P.Singh
(2009).
Binding modes of aromatic ligands to mammalian heme peroxidases with associated functional implications: crystal structures of lactoperoxidase complexes with acetylsalicylic acid, salicylhydroxamic acid, and benzylhydroxamic acid.
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J Biol Chem,
284,
20311-20318.
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PDB code:
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J.Kulys,
Z.Dapkunas,
and
R.Stupak
(2009).
Intensification of biocatalytical processes by synergistic substrate conversion. Fungal peroxidase catalyzed N-hydroxy derivative oxidation in presence of 10-propyl sulfonic acid phenoxazine.
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Appl Biochem Biotechnol,
158,
445-456.
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C.Metcalfe,
I.K.Macdonald,
E.J.Murphy,
K.A.Brown,
E.L.Raven,
and
P.C.Moody
(2008).
The tuberculosis prodrug isoniazid bound to activating peroxidases.
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J Biol Chem,
283,
6193-6200.
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PDB codes:
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R.Pogni,
M.C.Baratto,
C.Teutloff,
S.Giansanti,
F.J.Ruiz-Dueñas,
T.Choinowski,
K.Piontek,
A.T.Martínez,
F.Lendzian,
and
R.Basosi
(2006).
A tryptophan neutral radical in the oxidized state of versatile peroxidase from Pleurotus eryngii: a combined multifrequency EPR and density functional theory study.
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J Biol Chem,
281,
9517-9526.
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J.Lee,
A.J.Chubb,
E.Moman,
B.M.McLoughlin,
C.T.Sharkey,
J.G.Kelly,
K.B.Nolan,
M.Devocelle,
and
D.J.Fitzgerald
(2005).
Parallel synthesis and in vitro activity of novel anthranilic hydroxamate-based inhibitors of the prostaglandin H2 synthase peroxidase activity.
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Org Biomol Chem,
3,
3678-3685.
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S.B.Kirton,
C.W.Murray,
M.L.Verdonk,
and
R.D.Taylor
(2005).
Prediction of binding modes for ligands in the cytochromes P450 and other heme-containing proteins.
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Proteins,
58,
836-844.
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R.Pierattelli,
L.Banci,
N.A.Eady,
J.Bodiguel,
J.N.Jones,
P.C.Moody,
E.L.Raven,
B.Jamart-Grégoire,
and
K.A.Brown
(2004).
Enzyme-catalyzed mechanism of isoniazid activation in class I and class III peroxidases.
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J Biol Chem,
279,
39000-39009.
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K.Houborg,
P.Harris,
J.Petersen,
P.Rowland,
J.C.Poulsen,
P.Schneider,
J.Vind,
and
S.Larsen
(2003).
Impact of the physical and chemical environment on the molecular structure of Coprinus cinereus peroxidase.
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Acta Crystallogr D Biol Crystallogr,
59,
989-996.
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PDB codes:
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S.Chouchane,
S.Girotto,
S.Kapetanaki,
J.P.Schelvis,
S.Yu,
and
R.S.Magliozzo
(2003).
Analysis of heme structural heterogeneity in Mycobacterium tuberculosis catalase-peroxidase (KatG).
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J Biol Chem,
278,
8154-8162.
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B.D.Howes,
H.A.Heering,
T.O.Roberts,
F.Schneider-Belhadadd,
A.T.Smith,
and
G.Smulevich
(2001).
Mutation of residues critical for benzohydroxamic acid binding to horseradish peroxidase isoenzyme C.
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Biopolymers,
62,
261-267.
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J.Kulys,
and
A.Ziemys
(2001).
A role of proton transfer in peroxidase-catalyzed process elucidated by substrates docking calculations.
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BMC Struct Biol,
1,
3.
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N.L.Gil-ad,
N.Bar-Nun,
T.Noy,
and
A.M.Mayer
(2000).
Enzymes of Botrytis cinerea capable of breaking down hydrogen peroxide.
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FEMS Microbiol Lett,
190,
121-126.
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A.Henriksen,
D.J.Schuller,
K.Meno,
K.G.Welinder,
A.T.Smith,
and
M.Gajhede
(1998).
Structural interactions between horseradish peroxidase C and the substrate benzhydroxamic acid determined by X-ray crystallography.
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Biochemistry,
37,
8054-8060.
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PDB code:
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A.T.Smith,
and
N.C.Veitch
(1998).
Substrate binding and catalysis in heme peroxidases.
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Curr Opin Chem Biol,
2,
269-278.
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W.A.Doyle,
W.Blodig,
N.C.Veitch,
K.Piontek,
and
A.T.Smith
(1998).
Two substrate interaction sites in lignin peroxidase revealed by site-directed mutagenesis.
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Biochemistry,
37,
15097-15105.
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The most recent references are shown first.
Citation data come partly from CiteXplore and partly
from an automated harvesting procedure. Note that this is likely to be
only a partial list as not all journals are covered by
either method. However, we are continually building up the citation data
so more and more references will be included with time.
Where a reference describes a PDB structure, the PDB
codes are
shown on the right.
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