Dethiobiotin synthase

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August undefined, 2024

WebDethiobiotin. The conversion of dethiobiotin (4) into biotin (5), which is catalyzed by biotin synthase, is the most novel step in biotin biosynthesis since it involves the formal … WebDethiobiotin synthase is involved in biotin biosynthesis and catalyses the reaction (CO2 + 7,8-diaminononanoate + ATP = dethiobiotin + phosphate + ADP). The enzyme binds ATP (see motif in first 12 residues of the SEED alignment) and requires magnesium as a co-factor. [Biosynthesis of cofactors, prosthetic groups, and carriers, Biotin]

Biotin Synthase - an overview ScienceDirect Topics

WebJan 13, 1994 · Strands 1, 4, 5, and 6 form the classic mononucleotide-binding motif as found in other ATP- and GTP-binding proteins. Dethiobiotin synthase from E. coli is a dimer built up of two identical subunits. The dimer is formed through packing along a molecular two-fold axis, which in the crystals coincides with the crystallographic two-fold axis. WebBiotin synthase catalyzes formation of the thiophane ring through stepwise substitution of a sulfur atom for hydrogen atoms at the C9 and C6 positions of dethiobiotin. Biotin … how many people are college educated

9-Mercaptodethiobiotin Is Generated as a Ligand to the …

WebMar 9, 2024 · biotin synthase. GeneRIFs: Gene References Into Functions. In biotin synthase, abstraction of a hydrogen atom from the C9 methyl group of dethiobiotin results in formation of a dethiobiotinyl methylene carbon radical, which is quenched by a sulfur atom to form a new carbon-sulfur bond in 9-mercaptodethiobiotin. WebDec 14, 2024 · Mycobacterium tuberculosis dethiobiotin synthase ( Mt DTBS) is a crucial enzyme involved in the biosynthesis of biotin in the causative agent of tuberculosis, M. … WebJan 11, 2024 · Biotin synthase belongs to the radical SAM superfamily and contains the signature Cys-X-X-X-Cys-X-X-Cys motif sequence required for [4Fe-4S] cluster binding. … how can greed bring misfortune to people

RCSB PDB - 7JT5: Mycobacterium tuberculosis dethiobiotin …

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WebMay 1, 2005 · Biotin synthase is an S-adenosyl-L-methionine (SAM) radical enzyme that inserts sulfur into dethiobiotin to produce biotin. The reaction proceeds through 5′-deoxyadenosyl radical intermediates that become reduced during the sulfur insertion step to give another product of the reaction, 5′-deoxyadenosine. We report that Escherichia coli … WebGSE12663: virulence determinants of Francisella tularensis revealed by transcriptional profiling inside macrophages: GSE42863: Flagellar export apparatus protein, FliH, is involved in post-transcriptional regulation of FlaB, motility and virulence of the relapsing fever spirochete Borrelia hermsii how can graphs be biasedWebBiotin synthase catalyzes formation of the thiophane ring through stepwise substitution of a sulfur atom for hydrogen atoms at the C9 and C6 positions of dethiobiotin. Biotin synthase is a radical S-adenosylmethionine (SAM) enzyme that reductively cleaves S-adenosylmethionine, generating 5′-deoxyadenosyl radicals that initially abstract a … how many people are content creators

"WebSep 5, 1995 · Dethiobiotin Synthetase: The Carbonylation of 7,8-Diaminononanoic Acid Proceeds Regiospecifically via the N7-Carbamate. Biochemistry 1995, 34 (35) , 10976-10984. " - Dethiobiotin synthase

Dethiobiotin synthase

Crystal Structure of Biotin Synthase, an - Science

WebJun 13, 2005 · Catalyzes the conversion of dethiobiotin (DTB) to biotin by the insertion of a sulfur atom into dethiobiotin via a radical-based mechanism. Gene Name bioB Uniprot … WebJul 1, 2007 · KAPA synthase from A. thaliana was localized in the cytosol by confocal microscopy of the GFP-fused enzyme and by Western blotting (Pinon et al., 2005). Sequence homologs of the bacterial 7,8-diaminopelargonic acid (DAPA) aminotransferase and dethiobiotin synthase exist in the A. thaliana genome (Pinon et al., 2005).

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In enzymology, a dethiobiotin synthase (EC 6.3.3.3) is an enzyme that catalyzes the chemical reaction ATP + 7,8-diaminononanoate + CO2 ADP + phosphate + dethiobiotin The 3 substrates of this enzyme are ATP, 7,8-diaminononanoate, and CO2, whereas its 3 products are ADP, phosphate, and dethiobiotin. WebThis article is published in Journal of the American Chemical Society.The article was published on 1952-06-01. It has received 43 citation(s) till now.

WebOct 15, 1998 · The crystal structure of the 224-residue protein dethiobiotin synthetase from Escherichia coli has been refined using X-ray diffraction data at 0.97 A resolution at 100 K. The model, consisting of 4143 protein atoms including 1859 H atoms and 436 solvent sites, was refined to a final R factor of 11.6% for all reflections, and has an estimated ...

WebBiotin synthase (BioB) catalyzes the oxidative insertion of a sulfur atom between the C6 methylene and the C9 methyl positions in dethiobiotin. The enzyme couples oxidation … WebEC Tree. 6 Ligases. 6.3 Forming carbon-nitrogen bonds. 6.3.3 Cyclo-ligases. 6.3.3.3 dethiobiotin synthase. IUBMB Comments. CTP has half the activity of ATP. Specify your search results. Mark a special word or phrase in this record:

Webdethiobiotin synthase. DTB synthetase. (7R,8S)-7,8-diammoniononanoate + ATP + CO2 <=> (4R,5S)-dethiobiotin + ADP + 3 H (+) + phosphate. CTP has half the activity of …

WebDethiobiotin synthetase Methods Enzymol. 1979;62:348-52. doi: 10.1016/0076-6879 (79)62241-3. Authors M A Eisenberg , K Krell PMID: 374977 DOI: 10.1016/0076-6879 … how many people are circumcised in the worldWebwere included. See Data S1 for genomic and taxonomic data. Author: 15716_sing Created Date: 03/23/2024 23:15:00 Last modified by: 15716_sing how can grasset catch on fire in a barnWebJan 11, 2024 · BioD, dethiobiotin synthase In contrast to the preceding enzymes (with the exception of BioU), BioD (DTB synthase) catalyzes an unusually interesting step. This is the mechanistically unusual reaction of ATP (or CTP) dependent insertion of CO 2 between the N7 and N8 nitrogen atoms of DAPA to form the ureido moiety of biotin. how can green energy replace fossil fuelsWebAug 17, 2024 · Mycobacterium tuberculosis dethiobiotin synthase ( Mt DTBS) is a crucial enzyme involved in the biosynthesis of biotin in the causative agent of tuberculosis, M. tuberculosis .Here, we report a binder of Mt DTBS, cyclopentylacetic acid 2 ( K D = 3.4 ± 0.4 mM), identified via in silico screening. X-ray crystallography showed that 2 binds in the … how can grazing increase pasture productionWebJan 23, 2007 · Dethiobiotin synthase 1 UniRule annotation. Gene names. Name. bioD1 UniRule annotation. Ordered locus names. b0778, JW0761. Organism names. Organism. Escherichia coli (strain K12) Taxonomic identifier. 83333 NCBI. Taxonomic lineage. Bacteria > Proteobacteria > Gammaproteobacteria > Enterobacterales > Enterobacteriaceae > … how can graphite conduct electricityWebAug 17, 2024 · Mycobacterium tuberculosis dethiobiotin synthase ( Mt DTBS) is a crucial enzyme involved in the biosynthesis of biotin in the causative agent of tuberculosis, M. … how can green bay get into playoffsWebKrell K, Eisenberg MA: The purification and properties of dethiobiotin synthetase. J Biol Chem. 1970 Dec 25;245(24):6558-66. Yang G, Sandalova T, Lohman K, Lindqvist Y, Rendina AR: Active site mutants of Escherichia coli dethiobiotin synthetase: effects of mutations on enzyme catalytic and structural properties. how many people are covered by medicaid