DnaB helicase is an enzyme in bacteria which opens the replication fork during DNA replication. Although the mechanism by which DnaB both couples ATP hydrolysis...
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each particular enzyme. Helicases adopt different structures and oligomerization states. Whereas DnaB-like helicases unwind DNA as ring-shaped hexamers...
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DnaB may refer to: DNA helicase, an enzyme class dnaB helicase, a bacterial enzyme This disambiguation page lists articles associated with the title DnaB...
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coli DnaG associates through noncovalent interactions with bacterial replicative helicase DnaB to perform its primase activity, with three DnaG primase...
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single-molecule study showed that DnaB helicase activity and strand elongation can proceed with decoupled, stochastic kinetics. In E. coli, DNA polymerase IV (Pol IV)...
59 KB (7,090 words) - 06:49, 30 June 2024
T7 DNA helicase (gp4) is a hexameric motor protein encoded by T7 phages that uses energy from dTTP hydrolysis to process unidirectionally along single...
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stranded DNA during DNA replication. The primosome consists of seven proteins: DnaG primase, DnaB helicase, DnaC helicase assistant, DnaT, PriA, Pri B, and...
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Primase (redirect from DNA primase)
which interacts with DnaB-ID. The Toprim fold is also found in topoisomerase and mitochrondrial Twinkle primase/helicase. Some DnaG-like (bacteria-like;...
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of an organism. Unwinding of DNA at the origin and synthesis of new strands, accommodated by an enzyme known as helicase, results in replication forks...
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Circular chromosome (redirect from Bacterial DNA)
recruits the replicative helicase, DnaB, from the DnaB-DnaC complex to the unwound region to form the pre-priming complex. After DnaB translocates to the apex...
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Topoisomerases are required for many processes involving DNA, such as DNA replication and transcription. Helicases are proteins that are a type of molecular motor...
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original template strand. To synthesize DNA, the double-stranded DNA is unwound by DNA helicases ahead of polymerases, forming a replication fork containing...
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interacts with the DnaA bound to the single-stranded DNA to recruit the DnaB helicase, which will continue to unwind the DNA as the DnaG primase lays down...
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open by the helicase DnaB. DnaA consists mainly in two different forms, the active ATP-form and the inactive ADP. The level of active DnaA within a cell...
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ATP-dependent RNA helicase A (RHA; also known as DHX9, LKP, and NDHI) is an enzyme that in humans is encoded by the DHX9 gene. DEAD/DEAH box helicases are proteins...
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dnaC is a loading factor that complexes with the C-terminus of helicase dnaB and inhibits it from unwinding the dsDNA at a replication fork. A dnaB and...
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helicase, also known as DNA helicase, RecQ-like type 3, is an enzyme that in humans is encoded by the WRN gene. WRN is a member of the RecQ Helicase family...
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RecQ helicase is a family of helicase enzymes initially found in Escherichia coli that has been shown to be important in genome maintenance. They function...
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XPB (category Helicases)
XPB (xeroderma pigmentosum type B) is an ATP-dependent DNA helicase in humans that is a part of the TFIIH transcription factor complex. The 3D-structure...
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Origin of replication (redirect from DNA replication origin)
replicative helicase DnaB, which is deposited onto each of the single DNA strands by its loader protein DnaC. Although the different DNA binding activities...
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Replisome (category DNA replication)
pre-replication complex. DnaA binds to the origin recognition complex and separates the duplex. This attracts DnaB helicase and DnaC, which maintain the replication...
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duplex and recruit DnaB helicase with the help of DnaC. DnaA is highly conserved and has two DNA binding domains. Just upstream to this DnaA box, is three...
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Chromodomain helicase DNA-binding (CHD) proteins is a subfamily of ATP-dependent chromatin remodeling complexes (remodelers). All remodelers fall under...
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PIF1 5'-to-3' DNA helicase is a protein that in humans is encoded by the PIF1 gene. This gene encodes a DNA-dependent adenosine triphosphate (ATP)-metabolizing...
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Helicase, POLQ-like, also known as Helicase Q (HELQ), HEL308 and Holliday junction migration protein, encoded by the gene HELQ1, is a DNA helicase found...
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helicase primase complex is encoded separately from the viral DNA polymerase (encoded by the UL30 gene). Because HPIs i) do not target the viral DNA polymerase...
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Minichromosome maintenance (redirect from MCM helicase)
The minichromosome maintenance protein complex (MCM) is a DNA helicase essential for genomic DNA replication. Eukaryotic MCM consists of six gene products...
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Nucleic acid double helix (redirect from B-DNA)
intertwining of the DNA strands makes long segments difficult to separate. The cell avoids this problem by allowing its DNA-melting enzymes (helicases) to work concurrently...
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mycobacteria contain inteins within DnaB (bacterial replicative helicase), RecA (bacterial DNA recombinase), and SufB (FeS cluster assembly protein). There...
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L, Grishin NV, Koonin EV (January 2000). "The bacterial replicative helicase DnaB evolved from a RecA duplication". Genome Research. 10 (1): 5–16. doi:10...
15 KB (1,860 words) - 21:54, 1 February 2024