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*  Periplasm
The periplasm may constitute up to 40% of the total cell volume of gram-negative bacteria, but is a much smaller percentage in ... The periplasm is a concentrated gel-like matrix in the space between the inner cytoplasmic membrane and the bacterial outer ... DnaK, GroEL). In diderm bacteria, the periplasm contains a thin cell wall composed of peptidoglycan. In addition, it includes ... the periplasm is devoid of ATP. , Matias, V. R., and T. J. Beveridge. 2005. Cryo-electron microscopy reveals native polymeric ...
*  Braun's lipoprotein
The Periplasm ([Online-Ausg.]. ed.). Washington, DC: ASM Press. pp. 198-213. ISBN 9781555813987. Butler T (2009). "Plague into ...
*  Proton-gated urea channel
Urease activity buffers the periplasm to pH 6.1. Using multiwavelength anomalous dispersion (MAD), its structure, a compact ...
*  Nucleotide pyrophosphatase/phosphodiesterase
Bacterial NPP is thought to localize to the periplasm. The catalytic site of NPP consists of a two-metal-ion (bimetallo) Zn2+ ...
*  DsbC protein family
In the periplasm, DsbA oxidizes thiols in cysteines to form disulfide bonds in proteins. DsbA receives its oxidizing potential ... The isomerization of disulfide bonds occurs in the periplasm. DsbA, DsbC and DsbG have a common Cys-Xxx-Xxx-Cys (Cys-Cysteine) ... "Catalysis of disulfide bond formation and isomerization in the Escherichia coli periplasm". Biochimica et Biophysica Acta (BBA ...
*  Bioremediation of radioactive waste
The periplasm plays a very important role in these bioreductions. In the reduction of uranium (VI) to insoluble uranium (IV), ... which cleavage molecules such as glycerol phosphate on periplasm. In Citrobacter and Serratia genera, this cleavage liberates ...
*  Gram-positive bacteria
A much smaller volume of periplasm than that in Gram-negative bacteria. Only some species have a capsule, usually consisting of ...
*  ATP-binding cassette transporter
The predicted translocation pathway in BtuCD is open to the periplasm and closed at the cytoplasmic side of the membrane while ... Gram-positive microorganisms lack a periplasm such that their binding protein is often a lipoprotein bound to the external face ... In gram-negative bacteria, exporters transport lipids and some polysaccharides from the cytoplasm to the periplasm. The third ... For importers, since translocation is directed from the periplasm to the cytoplasm, then the outward-facing conformation will ...
*  Lytic cycle
The endolysin R is released to the periplasm, where it attacks the peptidoglycan. The spanin proteins Rz and Rz1 accumulate in ... the cytoplasmic and outer membranes, respectively, and form a complex spaning the periplasm through the meshwork of the ...
*  SUN domain
The SUN domain of Sun2 has been demonstrated to be in the periplasm. Caenorhabditis elegans SUN-1/matefin UNC-84 Drosophila ...
*  DsbA
... catalyzes intrachain disulfide bond formation as peptides emerge into the cell's periplasm. Structurally, DsbA contains a ... and motility structures DsbA is localized in the periplasm, and is more common in Gram-negative bacteria than in Gram-positive ...
*  Bacterial outer membrane vesicles
... pocket of inflated periplasm. Lateral diffusion of 'rivet complexes' may help in pinching off large bulges of periplasm as OMVs ... Thus, periplasm ensures expandable and additional space for storing microbial cell secretions, for further and strategic use ... The compartment or space between these two membranes is called periplasm or periplasmic space. In addition, there is a firm ... Size and contents of periplasm are therefore, variable as per physiological requirements (Fig. 2). The first step in biogenesis ...
*  Acriflavine resistance protein family
These vestibules were proposed to allow direct access of drugs from the periplasm as well as the outer leaflet of the ... The pore is opened to the periplasm through three vestibules located at subunit interfaces. ...
*  Pyoverdine
The localization of some of the Pvd proteins in the periplasm and the outer membrane (such as PvdN, PvdO, PvdP, and PvdQ) have ... Once completely matured, pyoverdine is exported from the periplasm by PvdRT-OpmQ efflux pump. A complete organic synthesis ... perhaps after being transported into the periplasm by PvdE, which is homologous to ABC type exporters. How completely matured ...
*  Thermolysin
In the periplasm pre-prothermolysin is then processed into prothermolysin by a signal peptidase. The prosequence then acts as a ...
*  Aryldialkylphosphatase
The protein is anchored to the inner membrane of the cell, facing the periplasm. The enzyme phosphotriesterase hydrolyzes ...
*  Jennifer Gardy
Methods for the prediction of periplasmic proteins, in The Periplasm, Michael Ehrmann ed. ASM Press. Washington, DC. ISBN 978-1 ...
*  Treponema denticola
The tapering of the cell ends, conserved between cells, encompass a patella-shaped structure observed in the periplasm at the ... Tightly organized bundles of periplasmic flagella were observed in the periplasm, a characteristic of spirochetes. ...
*  Stigmatella aurantiaca
The cell wall consists of an outer triple layer and third dense monolayer in the periplasm. The myxospores are short, optically ...
*  Lactose permease
The sugar lies in the hydrophilic core of the protein which is accessible from the periplasm. On binding, a large ...
*  HtrA serine peptidase 2
HtrA2 shows similarities with DegS, a bacterial protease present in the periplasm of gram-negative bacteria. Structurally, ...
*  Bacteria
These transfer proteins from the cytoplasm into the periplasm or into the environment around the cell. Many types of secretion ... occur across the cell membrane between the cytoplasm and the outside of the cell or periplasm. However, in many photosynthetic ...
*  Carbapenem-resistant enterobacteriaceae
Changes in the porin protein hinder the diffusion of carbapenem and other antibiotics into the periplasm. Bacteria that express ... that function like lysozymes and cleave glycosidic and peptide bonds of peptidoglycan in periplasm, weakens the cell wall and ...
*  Nicotinamide ribonucleoside uptake transporters
The H. influenzae homologue has been shown to transport NR from the periplasm into the cytoplasm. Phosphorylation of NR by NadR ... characterized two enzymes, an outer membrane nucleotide phosphatase, and an NAD+ nucleotidase (NadN) located in the periplasm. ...
*  Type II secretion system
Once in the periplasm in their mature state, the pseudopilins will then often be inserted into the outer leaflet of the inner ... Once in the periplasm they are cleaved by the pre-pilin peptidase GspO and converted into mature pseudopilins. The mature ... Once these secretory proteins are in the periplasm the second step can then take place and they are secreted out of the cell ... GspD is transported into the periplasm via the Sec translocon and is then inserted into the outer membrane. This insertion is ...