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siroheme

Known as: Ferrate(8-), (3,8,13,17-tetrakis(carboxymethyl)-7,8,12,13-tetrahydro-8,13-dimethyl-21H,23H-porphine-2,7,12,18-tetrapropanoato(10-)-N21,N22,N23,N24)-, octahydrogen, (SP-4-2-(7S-(7alpha,8beta,12alpha,13beta)))-, octacarboxylate iron-tetrahydroporphyrin, sirohaem 
 
National Institutes of Health

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Broader (1)

Heme
analogs & derivatives

Papers overview

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Highly Cited
2011
Highly Cited
2011
The octahaem SirA catalyses dissimilatory sulfite reduction in Shewanella oneidensis MR-1.
Shewanella oneidensis MR-1 is a metal reducer that uses a large number of electron acceptors including thiosulfate, polysulfide… Expand
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2005
2005
Identification and Characterization of the Terminal Enzyme of Siroheme Biosynthesis from Arabidopsis thaliana
Higher plant sulfite and nitrite reductases contain siroheme as a prosthetic group. Siroheme is synthesized from the tetrapyrrole… Expand
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Highly Cited
2003
Highly Cited
2003
Identification and functional analysis of enzymes required for precorrin-2 dehydrogenation and metal ion insertion in the biosynthesis of sirohaem and cobalamin in Bacillus megaterium.
In Bacillus megaterium, the hemAXBCDL genes were isolated and were found to be highly similar to the genes from Bacillus subtilis… Expand
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Highly Cited
2002
Highly Cited
2002
The structure of Saccharomyces cerevisiae Met8p, a bifunctional dehydrogenase and ferrochelatase
Sirohaem is a tetrapyrrole‐derived prosthetic group that is required for the essential assimilation of sulfur and nitrogen into… Expand
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Highly Cited
2001
Highly Cited
2001
Isolation, characterization and gene sequence analysis of a membrane-associated 89 kDa Fe(III) reducing cytochrome c from Geobacter sulfurreducens.
Geobacter sulfurreducens is capable of anaerobic respiration with Fe(III) as a terminal electron acceptor via a membrane-bound Fe… Expand
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Highly Cited
1999
Highly Cited
1999
The Identification of Primary Sites of Superoxide and Hydrogen Peroxide Formation in the Aerobic Respiratory Chain and Sulfite Reductase Complex of Escherichia coli *
The fitness of organisms depends upon the rate at which they generate superoxide (O·̄2) and hydrogen peroxide (H2O2) as toxic by… Expand
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Review
1998
Review
1998
Nitrate assimilation by bacteria.
Nitrate is a significant nitrogen source for plants and microorganisms. Recent molecular genetic analyses of representative… Expand
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Highly Cited
1994
Highly Cited
1994
Gene dissection demonstrates that the Escherichia coli cysG gene encodes a multifunctional protein.
The C-terminus of the Escherichia coli CysG protein, consisting of amino acids 202-457, was expressed as a recombinant protein… Expand
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Highly Cited
1993
Highly Cited
1993
Dissimilatory sulphite reductase from Archaeoglobus fulgidus: physico-chemical properties of the enzyme and cloning, sequencing and analysis of the reductase genes.
A dissimilatory sulphite reductase was isolated from the extremely thermophilic dissimilatory sulphate-reducing archaeon… Expand
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Highly Cited
1974
Highly Cited
1974
Siroheme: a new prosthetic group participating in six-electron reduction reactions catalyzed by both sulfite and nitrite reductases.
Ferredoxin-nitrite reductase (EC 1.7.7.1) of spinach, an enzyme that catalyzes the six-electron reduction of nitrite to ammonia… Expand
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