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Region within a prokaryotic cell containing genetic material
The nucleoid (meaning nucleus-like) is an irregularly shaped region within the prokaryotic cell that contains all or most of the genetic material. The
Nucleoid
Basic unit of life forms
haploid gametes. Prokaryotes lack a membrane-bound nucleus and have a nucleoid instead. In eukaryotic cells, the nucleus is enclosed in the nuclear membrane
Cell_(biology)
Protein family
Histone-like nucleoid-structuring protein (H-NS), is one of twelve nucleoid-associated proteins (NAPs) whose main function is the organization of genetic
Histone-like nucleoid-structuring protein
Histone-like_nucleoid-structuring_protein
Plant cell organelles that perform photosynthesis and store starch
'plastid nucleoids'. Unlike the nucleus of a eukaryotic cell, a plastid nucleoid is not surrounded by a nuclear membrane. The region of each nucleoid may contain
Plastid
Unicellular organism lacking a membrane-bound nucleus
prokaryote is held within a DNA/protein complex in the cytosol called the nucleoid, which lacks a nuclear envelope. The complex contains a single circular
Prokaryote
Complex of DNA and protein in eukaryotic cells
organize their DNA differently, forming a chromatin or nucleoid structure organized by nucleoid-associated proteins including H-NS and StpA. Some archaeal
Chromatin
Organism that consists of only one cell
most prokaryotes have an irregular region that contains DNA, known as the nucleoid. Most prokaryotes have a single, circular chromosome, which is in contrast
Unicellular_organism
Molecule that carries genetic information
is held within an irregularly shaped body in the cytoplasm called the nucleoid. The functional genetic information in a genome is located in genes, regulatory
DNA
Biomolecule consisting of chains of amino acid residues
is produced, or be bound by a ribosome after having moved away from the nucleoid. In contrast, eukaryotes make mRNA in the cell nucleus and then translocate
Protein
Amount of twist in a particular DNA strand
supercoil domains (SDs). These SDs play a major role in organizing the nucleoid. SDs negatively supercoiled on average but can sometimes be positively
DNA_supercoil
Organelle in eukaryotic cells responsible for respiration
acids, and the citric acid cycle. The DNA molecules are packaged into nucleoids by proteins, one of which is TFAM. The most prominent roles of mitochondria
Mitochondria
DNA molecule containing genetic material of a cell
nuclei. Instead, their DNA is organized into a structure called the nucleoid. The nucleoid is a distinct structure and occupies a defined region of the bacterial
Chromosome
Unique single-celled organism of uncertain taxonomy
Trace images of Fig. 3i showing how the nucleoid region (N) was defined by the inner most cytomembrane (nucleoid membrane) and smallest distance bridging
Parakaryon
Infectious agent that replicates in cells
associated with proteins within a central disc structure known as a nucleoid. The nucleoid is surrounded by a membrane and two lateral bodies of unknown function
Virus
Domain of microorganisms
located in the cytoplasm in an irregularly shaped body called the nucleoid. The nucleoid contains the chromosome with its associated proteins and RNA. Like
Bacteria
Human mitochondrial protein
helicases. The twinkle protein colocalizes with mtDNA in mitochondrial nucleoids, and its name derives from the unusual localization pattern reminiscent
Twinkle_(protein)
The nucleoid forms an irregular shaped region within a prokaryote cell, containing all or majority of the genetic material to reproduce. The nucleoid controls
Microbial_cell_factory
region of the nucleoid The ParA that was released from the nucleoid behind the plasmid's movement redistributes to other regions of the nucleoid after a delay
Plasmid_partition_system
Species of bacteria
naked DNA to the daughter cell, after which it is then surrounded by a nucleoid membrane. However, three-dimensional reconstructions indicate that DNA
Gemmata_obscuriglobus
Identity of organellar DNA sequences in a cell
mitochondria has multiple nucleoids, which consist of several copies of mtDNA, and when mitochondria fuse together, these nucleoids do not exchange DNA; therefore
Homoplasmy
Thylakoid 3.1 Thylakoid space (lumen) 3.2 Thylakoid membrane 4 Stromal thylakoid 5 Stroma 6 Nucleoid (DNA ring) 7 Ribosome 8 Plastoglobulus 9 Starch granule
Chloroplast_membrane
Development of bacteria throughout time
billion years ago. This was discovered through gene sequencing of bacterial nucleoids to reconstruct their phylogeny. Furthermore, evidence of permineralized
Evolution_of_bacteria
Set of several similar genes
separate species (E. coli), a gene has a similar function (histone-like nucleoid-structuring protein) but has a separate evolutionary origin and so is an
Gene_family
Rod-shaped, gram-negative bacterium
between the membranes. The genome of the cell forms a loosely-defined "nucleoid", shown here in yellow, and interacts with many DNA-binding proteins, shown
Escherichia_coli
Mechanism used by E. coli in cell division
function in conjunction with a second negative regulatory system, the nucleoid occlusion system (NO), to ensure proper spatial and temporal regulation
Min_System
Shared ancestry between DNA, RNA or protein sequences
separate species (E. coli), a gene has a similar function (histone-like nucleoid-structuring protein) but has a separate evolutionary origin and so is an
Sequence_homology
Aquatic, unicellular protists with two flagella
sort of nucleus was once considered to be an intermediate between the nucleoid region of prokaryotes and the true nuclei of eukaryotes, so were termed
Dinoflagellate
Alloy of silver
Shuang-Jiang (ed.). "Silver Ions Caused Faster Diffusive Dynamics of Histone-Like Nucleoid-Structuring Proteins in Live Bacteria". Applied and Environmental Microbiology
Sterling_silver
Membrane enclosed compartments in chloroplasts and cyanobacteria
here 3.1 Thylakoid space (lumen) 3.2 Thylakoid membrane 4 Stromal thylakoid 5 Stroma 6 Nucleoid (DNA ring) 7 Ribosome 8 Plastoglobulus 9 Starch granule
Thylakoid
Protein encoded by the ftsZ gene
prevent division over the nucleoid region: Noc and SlmA. Noc gene knockouts result in cells that divide without respect to the nucleoid region, resulting in
FtsZ
Protein-coding gene in the species Homo sapiens
that in humans is encoded by the UQCC2 gene. Located in the mitochondrial nucleoid, this protein is a complex III assembly factor, playing a role in cytochrome
UQCC2
Species of bacterium
is dispersed over nucleoid areas situated under the cell membrane, in contrast to normal bacteria, which have a concentrated nucleoid. This peripheral
Thiomargarita_namibiensis
Study of cell activity
and some organelles. Prokaryotes have DNA located in an area called the nucleoid, which is not separated from other parts of the cell by a membrane. There
Cell_physiology
Protein domain
by condensation of the chromosome and organisation of the prokaryotic nucleoid. Doniger J, Landsman D, Gonda MA, Wistow G (April 1992). "The product of
Cold-shock_domain
Protein-coding gene in the species Homo sapiens
is a member of the DNA polymerase type-A family. It is a mitochondrion nucleoid with an Mg2+ cofactor and 15 turns, 52 beta strands, and 39 alpha helixes
POLG
Specialized anatomy and physiology of bacteria
the irregularly shaped region known as the nucleoid Extrachromosomal DNA, located outside of the nucleoid region as circular or linear plasmids The bacterial
Bacterial_cell_structure
Genetic disorder that causes early aging
Misteli T (March 2021). "Self-assembly of multi-component mitochondrial nucleoids via phase separation". The EMBO Journal. 40 (6) e107165. doi:10.15252/embj
Progeria
Cellular mechanism
tightly associated with a number of proteins to form a complex known as the nucleoid. Inside mitochondria, reactive oxygen species (ROS), or free radicals,
DNA_repair
DNA located in cellular organelles called chloroplasts
leaves. They are usually packed into nucleoids which can contain several identical chloroplast DNA rings. Many nucleoids can be found in each chloroplast
Plastid_DNA
DNA located outside the chromosomes of a cell
they do contain a nucleoid region in which the main chromosome is found. Extrachromosomal DNA exists in prokaryotes outside the nucleoid region as circular
Extrachromosomal_DNA
Liquid found in cells
the cytosol contains the cell's genome, within a structure known as a nucleoid. This is an irregular mass of DNA and associated proteins that control
Cytosol
Process in mitosis and meiosis
histones, their genomic DNA associates with various nucleoid-associated proteins (NAPs) to form the nucleoid, a functional counterpart of the eukaryotic chromosome
Chromosome_condensation
Plant organelle that conducts photosynthesis
Chloroplast DNA is usually condensed into nucleoids, which can contain multiple copies of the chloroplast genome. Many nucleoids can be found in each chloroplast
Chloroplast
discovered, including the regulation of gene expression by histone-like nucleoid-structuring protein, H-NS. H-NS is about 15.6 kDa and assists in the regulation
Bacterial_DNA_binding_protein
E. coli gene
bacterial chromosome structure and the initiation of DNA replication. It is a nucleoid-associated protein in Escherichia coli that is abundant during early exponential
Fis
Test for damage to DNA
on a microscope slide are lysed with detergent and high salt to form nucleoids containing supercoiled loops of DNA linked to the nuclear matrix. Electrophoresis
Comet_assay
Human protein and coding gene
Cellular component membrane nucleoplasm mitochondrial matrix mitochondrial nucleoid nucleus mitochondrion cytosol Biological process mitochondrial DNA metabolic
LONP1
In plants, the colorless fluid surrounding the grana within the chloroplast
space (lumen) 3.2 Thylakoid membrane 4 Stromal thylakoid 5 Stroma ◄ You are here 6 Nucleoid (DNA ring) 7 Ribosome 8 Plastoglobulus 9 Starch granule
Stroma_(fluid)
Specialized subunit within a cell
cell components Organelle/macromolecule Main function Structure Organisms nucleoid DNA maintenance, transcription to RNA DNA-protein bacteria and archaea
Organelle
Extremophile species of bacterium
ring-like structure where the DNA is repaired, and then is able to fuse the nucleoids from the outside of the compartment with the damaged DNA. Deinococcus
Deinococcus_radiodurans
expected localization of this protein in cytoplasmic regions and in the nucleoid, an important fraction of Hfq is located in close proximity to the membrane
Hfq_protein
Protein-coding gene in the species Homo sapiens
S (February 2008). "The layered structure of human mitochondrial DNA nucleoids". The Journal of Biological Chemistry. 283 (6): 3665–3675. doi:10.1074/jbc
HADHA
Northern analysis Northern blot NPD Nuclear transfer Nuclease Nucleic acid Nucleoid Nucleolar organizer Nucleolus Nucleoprotein Nucleoside Nucleosome Nucleotide
Index_of_genetics_articles
Protein-coding gene in the species Homo sapiens
the mitochondrial nucleoid. Mitochondria were abnormal, with whorled cristae and disrupted nucleoid clusters of mtDNA. The nucleoids and mitochondrial
TMEM70
Species of Halobacteria
In prokaryotes the DNA genome is organized in a dynamic structure, the nucleoid, which is embedded in the cytoplasm. Exposure of Haloferax volcanii to
Haloferax_volcanii
Organelle in eukaryotic cells
therefore developed. Computed Corpuscle Sectioning Nucleus (neuroanatomy) Nucleoid Nucleomorph Lodish H, Berk A, Matsudaira P, Kaiser CA, Krieger M, Scott
Cell_nucleus
Decrease of collagen levels in the human body
deficient, the skin becomes susceptible to premature aging. Telomeres are nucleoid sequences that repeat themselves and cap chromosomes. They protect chromosomes
Collagen_loss
Mammalian protein found in humans
mitochondrial matrix nucleoplasm endopeptidase Clp complex mitochondrial nucleoid mitochondrion cytosol mitochondrial inner membrane Biological process proteolysis
ClpX
Bacteroidetes Chlorobi PVC group Planctomycetes (pirellusome enclosed nucleoid) Chlamydiae Verrucomicrobia (compartmentalisation) Aquificae Proteobacteria
Branching order of bacterial phyla (Gupta, 2001)
Branching_order_of_bacterial_phyla_(Gupta,_2001)
Microbiological population model hypothesis
1995). "Total counts of marine bacteria include a large fraction of non-nucleoid-containing bacteria (ghosts)". Applied and Environmental Microbiology.
Kill_the_Winner_hypothesis
Weisshaar JC (August 2014). Parales RE (ed.). "Nonperturbative imaging of nucleoid morphology in live bacterial cells during an antimicrobial peptide attack"
SYTOX
Genus of bacteria
RT761) cells showing the presence of three lipid membrane-like layers with the innermost layer (3) surrounding the nucleoid (N). Scale bar at 0.5 μm.
Atribacter
Protein-coding gene in the species Homo sapiens
binding RNA binding Cellular component mitochondrial matrix mitochondrial nucleoid mitochondrion cytosol Biological process termination of mitochondrial transcription
MTERF1
State of minimized physical activity of an organism
; Sherr, B.F. (1996). "Relation between presence-absence of a visible nucleoid and metabolic activity in bacterioplankton cells". Limnology and Oceanography
Dormancy
Bacteriological technique
Ziehl–Neelsen and fluorescent acid-fast stains, corresponding to the bacterial nucleoids. Similar nucleic-acid staining patterns are seen in other acid-fast organisms
Ziehl–Neelsen_stain
Protein-coding gene in the species Homo sapiens
Spelbrink JN (2003). "Composition and dynamics of human mitochondrial nucleoids". Molecular Biology of the Cell. 14 (4): 1583–1596. doi:10.1091/mbc.E02-07-0399
TFAM
Enzyme that synthesizes RNA from DNA during Transcription
01.001. PMID 25596450. Pfalz J, Pfannschmidt T (April 2013). "Essential nucleoid proteins in early chloroplast development". Trends in Plant Science. 18
RNA_polymerase
Enzyme of the respiratory chain encoded by the mitochondrial genome
S2CID 2841036. Satoh M, Kuroiwa T (September 1991). "Organization of multiple nucleoids and DNA molecules in mitochondria of a human cell". Experimental Cell
Cytochrome c oxidase subunit I
Cytochrome_c_oxidase_subunit_I
Marine bacteria and marine archaea
Flagellum Nucleoid region Chromosome (DNA) Ribosome Cell membrane Cell wall Capsule Pili Marine prokaryotes are marine bacteria and marine archaea
Marine_prokaryotes
the literature regarding the possibility that it has a membrane-bound "nucleoid" compartment enclosing its DNA. The identification of proteins with sequence
Alpha_solenoid
Hypothetical DNA replication mechanism used by some circular chromosomes
goats in Sri Lanka. D-loop Mitochondrial DNA—useful in organisation of the nucleoid of mitochondria Organelle Russell, P. J. 2002. iGenetics.Benjamin Cummings
D-loop_replication
9th episode of the 2nd series of Space: 1999
die without water, Maya and Reilly theorise that seeding the clouds with nucleoid-active crystals could restore the rain cycle. The team release the crystals
All That Glisters (Space: 1999)
All_That_Glisters_(Space:_1999)
Protein-coding gene in the species Homo sapiens
S (February 2008). "The layered structure of human mitochondrial DNA nucleoids". The Journal of Biological Chemistry. 283 (6): 3665–3675. doi:10.1074/jbc
HADHB
Chemical compound
certain bacteria. MEcPP releases histone-like proteins from DNA, triggering nucleoid decondensation in Chlamydia trachomatis during the process of terminal
2-C-Methyl-D-erythritol-2,4-cyclopyrophosphate
2-C-Methyl-D-erythritol-2,4-cyclopyrophosphate
cluster near each other, similar to a eukaryotic nucleolus. Cell nucleus Nucleoid McStay B (2016). "Nucleolar organizer regions: genomic 'dark matter' requiring
Nucleolus_organizer_region
Small particle, often in plants
α-granules as spherical organelles with a peripheral limiting membrane, a dense nucleoid, and progressively lucent peripheral zones on transmission electron microscopy
Granule_(cell_biology)
Molecular complex
polymerase III, RNAse H, and DNA ligase. For prokaryotes, each dividing nucleoid (region containing genetic material which is not a nucleus) requires two
Replisome
Species of virus
extracellular mature particles are about 125 nm in diameter, while the nucleoid and core-shell are central cylindrical structures separated by a space
Mason-Pfizer_monkey_virus
Process of compacting DNA molecules
Bacterial DNA is packed with the help of polyamines and proteins called nucleoid-associated proteins. Protein-associated DNA occupies about 1/4 of the intracellular
DNA_condensation
DNA structure
suggests that it participates in the organization of the mitochondrial nucleoid. The single third strand is also called 7S DNA. The primer used for 7S
D-loop
Species of bacterium
migrates to the opposite pole of the cell during replication and before nucleoid separation". Mutations that affect the formation of the attachment organelle
Mycoplasma_pneumoniae
Type of chromosome
uses a P1 plasmid-type origin, making it a chromid. Catenane Möbius strip Nucleoid Plasmid Ribbon theory Rolling circle replication Topoisomerase Theta type
Circular_chromosome
interphase stage of mitosis. There will also be an organization of the nucleoid which is when the intracellular and extracellular factors in the cell.
Bacterial_stress_response
Protein-coding gene in the species Homo sapiens
mitochondrial chromosome mitochondrial matrix mitochondrion mitochondrial nucleoid cytoplasm Biological process DNA-dependent DNA replication mitochondrial
POLG2
Catalytic subunit of the enzyme telomerase
catalytic core complex nucleolus mitochondrion TERT-RMRP complex mitochondrial nucleoid nucleus plasma membrane telomerase holoenzyme complex cytosol nuclear speck
Telomerase reverse transcriptase
Telomerase_reverse_transcriptase
Protein-coding gene in the species Homo sapiens
been shown to interact with proteins constituting the mitochondrial DNA nucleoid and the AAA+ protease CLPXP where it modulates both the specificity and
POLDIP2
Species of bacterium
vivo and in vitro and regulated by two-component system EsrA–EsrB and nucleoid protein HhaEt". Fish & Shellfish Immunology. 29 (6): 1082–1091. doi:10
Edwardsiella_piscicida
Microbiologist
lysis/lysogeny switch in lambda phage, the organization of the bacterial nucleoid, and phage therapy. Adhya was born in Kolkata, India and studied chemistry
Sankar_Adhya
these monomers constituting the basic building blocks of nucleic acids. nucleoid An irregularly shaped region within the cell of a prokaryote that contains
Glossary_of_biology
Gram-negative gammaproteobacterium
strains; it is more spherical in shape and has a distinct distribution of its nucleoid. It was sequenced in 2017. It is more closely related to BL21 than to K-12
Escherichia coli in molecular biology
Escherichia_coli_in_molecular_biology
Protein-coding gene in the species Homo sapiens
activity RNA binding Cellular component mitochondrial matrix mitochondrial nucleoid mitochondrion Biological process rRNA processing methylation mitochondrion
TFB1M
Species of double-stranded DNA virus
Poliovirus. Membranes and membrane-bound proteins are in purple, capsids are in dark blue, and genomes and nucleoid-associated proteins are in turquoise.
Monkeypox_virus
Family of protein
In molecular biology, the HdeA family of proteins (HNS (histone-like nucleoid structuring)-dependent expression A) is a stress response protein family
HdeA_family
Protein-coding gene in the species Homo sapiens
RNA binding Cellular component ribonucleoprotein granule mitochondrial nucleoid mitochondrion Biological process cellular respiration protein phosphorylation
FASTKD5
Study of the human mitochondrial genome
2012-06-13. Satoh, M; Kuroiwa, T (September 1991). "Organization of multiple nucleoids and DNA molecules in mitochondria of a human cell". Experimental Cell
Human_mitochondrial_genetics
Species of bacterium
Deinococcus deserti has in common with other Deinococci a highly condensed nucleoid, a high cellular Mn/Fe ratio, and several of the Deinococcus specific radiation
Deinococcus_deserti
The mechanism of Ler regulation involves competition with histone-like nucleoid structuring protein (H-NS), a negative regulator of the LEE pathogenicity
Locus of enterocyte effacement-encoded regulator
Locus_of_enterocyte_effacement-encoded_regulator
Chemical compound
intracellular sequestration of PvdS at the plasma membrane and away from the nucleoid by the repressor FpvI. Despite significant investigation, relatively little
Pyoverdine
mitochondrial matrix mitochondrion mitochondrial inner membrane mitochondrial nucleoid nucleus nucleolus protein-containing complex Biological process response
CPS1_(gene)
Protein-coding gene in the species Homo sapiens
DNA N-glycosylase activity Cellular component cytoplasm mitochondrial nucleoid mitochondrion nucleus nucleoplasm Biological process depurination DNA dealkylation
DNA-3-methyladenine glycosylase
DNA-3-methyladenine_glycosylase
NUCLEOID
NUCLEOID
NUCLEOID
NUCLEOID
Boy/Male
Arabic
Planet; North
Boy/Male
Muslim/Islamic
Spotted Speckled
Boy/Male
Afghan, Arabic, Muslim, Sindhi
Pertinent; Relevant
Girl/Female
American, Australian, British, Chinese, Christian, English, Irish
Mountain
Surname or Lastname
English
English : patronymic from Wynn.
Surname or Lastname
English
English : habitational name from any of the various places (for example in Cheshire, Northumberland, and North Yorkshire) named Bickerton, from Old English bīcere ‘beekeeper’ + tūn ‘enclosure’, ‘settlement’.
Female
French
French feminine form of Hebrew Daniyel (English Daniel), DANETTE means "God is my judge."Â
Girl/Female
Arabic, Farsi, Iranian, Muslim, Parsi
Light
Male
Hebrew
(ש×ְמוּעָה) Hebrew name SHAMUWR means "a message, tidings" or "that which is heard." In the bible, this is the name of a Levite.
Boy/Male
Gujarati, Hindu, Indian, Kannada, Malayalam, Marathi
Sum of the Vedas
NUCLEOID
NUCLEOID
NUCLEOID
NUCLEOID
NUCLEOID
n.
Hyaline plasma contained in the nucleus of vegetable cells.