Dethiobiotin synthetase

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August undefined, 2024

WebDethiobiotin synthetase from Mycobacterium tuberculosis (MtDTBS) is a promising antituberculosis drug target. Small-molecule inhibitors that target MtDTBS provide a route towards new therapeutics for the treatment of antibiotic-resistant tuberculosis. Adenosine diphosphate (ADP) is an inhibitor of MtDTBS; however, structural studies into its ... WebSpecifically, DTBS allows for the ATP-dependent formation of dethiobiotin from 7,8-diaminopelargonic acid (DAPA) and CO 2 by catalyzing a ureido ring formation(4). The …

[61] Dethiobiotin synthetase - ScienceDirect

WebSep 5, 1995 · Crystal structure of two quaternary complexes of dethiobiotin synthetase, enzyme-MgADP-AlF 3 -diaminopelargonic acid and enzyme-MgADP-dethiobiotin … WebApr 16, 2010 · Dethiobiotin synthetase (DTBS) is involved in the biosynthesis of biotin in bacteria, fungi, and plants. As humans lack this pathway, DTBS is a promising antimicrobial drug target. We determined structures of DTBS from Helicobacter pylori (hpDTBS) bound with cofactors and a substrate analog, and described its unique characteristics relative to ... great lumley junior school

Dethiobiotin synthetase: the carbonylation of 7,8 ... - PubMed

WebSep 5, 1995 · Dethiobiotin synthetase (DTBS) catalyzes the penultimate step in biotin biosynthesis, the formation of the ureido ring of dethiobiotin from (7R,8S)-7,8-diaminononanoic acid (7,8-diaminopelargonic acid, DAPA), CO2, and ATP. Solutions of DAPA at neutral pH readily formed a mixture of the N7- and N8-carbamates in the … WebProtein target information for Bifunctional dethiobiotin synthetase/7,8-diamino-pelargonic acid aminotransferase, mitochondrial (thale cress). Find diseases associated with this biological target and compounds tested against it in bioassay experiments. WebNov 1, 2000 · Sequence analysis of this fragment revealed that it is closely related to a family of ATP-dependent enzymes that also includes dethiobiotin synthetase and the synthetase domains of two amidotransferases involved in cobalamin biosynthesis, cobyrinic acid a,c-diamide synthase (CobB) and cobyric acid synthase (CobQ). flood defender dishwasher kit

Mechanism of an ATP-Dependent Carboxylase, …

Precipitant-ligand exchange technique reveals the ADP binding …

WebDethiobiotin synthetase, DTBS, (PDB id = 1a82) plays an important role in the biotin synthetic pathway. Better known as vitamin H, all organisms require biotin. Biotin’s necessity for life lies in its identity as a prosthetic group for the enzymes that catalyze the many biological carboxylation and transcarboxylation reactions (1). 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. flood defined by femaWebMay 8, 1995 · These include (1) the binary complex of dethiobiotin synthetase and the N7-carbamate of 7,8-diaminononanoic acid, (2) the binary complex of enzyme and the alternate substrate, 3-(1-aminoethyl)-nonanedioic acid, (3) the binary complex of enzyme with the product ADP, (4) the quaternary complex of enzyme, ADP, the N7-carbamate of 7,8 ... great lumberjack show ketchikan

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Dethiobiotin synthetase

WebJan 1, 1979 · This chapter presents an overview of dethiobiotin (DTB) synthetase. The interrelationship between 7,8-diaminopelargonic acid and DTB has been first established … WebSep 5, 1995 · The synthetase domains of cobalamin biosynthesis amidotransferases cobB and cobQ belong to a new family of ATP-dependent amidoligases, related to …

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WebThe levels of dethiobiotin synthetase in Escherichia co2i have been increased 6-fold over the wild type when pre- pared from a X-lysogen carrying the bioD gene under phage … WebApr 17, 2024 · The ureido ring of dethiobiotin is formed by the enzyme dethiobiotin synthase (DTBS). The final step involves the insertion of sulfur and is catalyzed by the enzyme biotin synthase (BS).

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 … Biotin synthase (BioB) (EC 2.8.1.6) is an enzyme that catalyzes the conversion of dethiobiotin (DTB) to biotin; this is the final step in the biotin biosynthetic pathway. Biotin, also known as vitamin B7, is a cofactor used in carboxylation, decarboxylation, and transcarboxylation reactions in many organisms including humans. Biotin synthase is an S-Adenosylmethionine (SAM) dependent enzym…

WebMay 8, 1995 · 1DAD, 1DAE, 1DAF, 1DAG, 1DAH, 1DAI. PubMed Abstract: The crystal structures of six complexes of homodimeric Escherichia coli dethiobiotin synthetase with a variety of substrates, substrate analogs, … WebMar 31, 1998 · The ATP-dependent enzyme dethiobiotin synthetase from Escherichia coli catalyses the formation of dethiobiotin from CO2 and 7, 8-diaminopelargonic acid. The reaction is initiated by the formation of a carbamate and proceeds through a phosphorylated intermediate, a mixed carbamic phosphoric anhydride ... Macromolecules

WebIn addition, the synthetase domain is homologous to dethiobiotin synthase, 198 an enzyme that forms an iminophosphate intermediate during catalytic turnover. 199 The … great lumberjack showWebJan 6, 2004 · The structure reveals a nearly symmetric 222 tetramer, in which each bifunctional monomer contains a dethiobiotin synthetase-like amidoligase N-terminal domain and a Type 1 glutamine amidotransferase C-terminal domain. For each amidoligase active site, essential ATP- and UTP-binding surfaces are contributed by three … great lumley infantsWebdethiobiotin synthetase Synonyms: Evidence for Translation: Charge (pH 7)-7.44 Kyte-Doolittle Hydrophobicity Value: 0.323 Molecular Weight (kDa) 23.6 Isoelectric Point (pI) 5.02 Subcellular localization. Individual Mappings: Localization Confidence PMID; Cytoplasmic ... flood depth damage curvesWebMay 1, 1994 · Background In Escherichia coli, the enzymes of the biotin biosynthesis pathway are encoded by the bio operon. One of these enzymes, ATP-dependent dethiobiotin synthetase, catalyzes the carboxylation of 7,8-diaminopelargonic acid leading to the formation of the ureido ring of biotin. The enzyme belongs to the class of ATP … flood depth gridWebMay 8, 1995 · The crystal structures of six complexes of homodimeric Escherichia coli dethiobiotin synthetase with a variety of substrates, substrate analogs, and products … great lumley parish council meetingsWebThe levels of dethiobiotin synthetase in Escherichia co2i have been increased 6-fold over the wild type when pre- pared from a X-lysogen carrying the bioD gene under phage control. The purification procedure employed gave a nearly … flood detached structure exemptionWebDethiobiotin synthetase. Dethiobiotin synthetase. Dethiobiotin synthetase Methods Enzymol. 1979;62:348-52. doi: 10.1016/0076-6879(79)62241-3. Authors M A Eisenberg, … great lumberjack show maine