In latest a long time, gene silencing has been well-characterised in vegetation and animals, and includes the prevention of transcription by DNA-methylation and histone-modification, or interference with translation by small RNA molecules. This situation of PLoS Pathogens stories the invention that international gene silencing additionally happens in micro organism. The novel mechanism is mediated by the extremely considerable histone-like nucleoid structuring protein (H-NS), which blocks the expression of 254 genes in wild-type Salmonella. Many of those genes had been acquired by way of horizontal gene switch, together with pathogenicity islands, and these are silenced by the binding of H-NS to AT-rich chromosomal areas. The examine reveals that H-NS prevents the uncontrolled transcription of genes inside pathogenicity islands to make sure that bacterial health is maintained. It’s urged that H-NS performs a task in bacterial evolution by influencing each the acquisition and upkeep of overseas DNA.
hns, Polyclonal Antibody
Synonyms
Anti-Human IgG Fc Monoclonal Secondary Antibody (Min X Ms, Rt, Rb, Ch, Gt)
Description
Usually, goat anti-human or donkey anti-human IgG polyclonal antibodies are used because the secondary antibody to detect human major antibodies. Nonetheless, since polyclonal antibodies can acknowledge many epitopes, the background and the cross reactivity within the assays is normally excessive, making the outcomes exhausting to interpret.
To attenuate the background and cross reactivity and enhance the lot-to-lot consistency, a singular GenScript Mouse Anti-Human IgG Fc Antibody (50B4A9)[HRP], mAb has been developed for use as a secondary antibody. The prevalence of this antibody is that it may be used as an idiotype antibody to detect drug metabolism in vivo.
Host Species
Mouse
Antigen Species
Human
Conjugation
Peroxidase (Horseradish)
Immunogen
Human IgG(H&L)
Purification
Protein A affinity column
Working concentrations for particular functions must be decided by the investigator. The suitable concentrations could also be affected by major antibody affinity, antigen focus, the sensitivity of the strategy of detection, temperature, the size of the incubations, and different components. The suitability of this antibody for functions aside from these listed under has not been decided. The next focus ranges are really helpful beginning factors for this product.
Anti-NHS antibodies are provided by quite a few suppliers. This goal gene encodes the protein ‘NHS actin transforming regulator’ in people and may be referred to as CTRCT40, CXN, SCML1, Nance-Horan syndrome protein, and Nance-Horan syndrome (congenital cataracts and dental anomalies). Structurally, the protein is reported to be 179.1 kilodaltons in mass. Based mostly on gene title, canine, porcine, monkey, mouse and rat orthologs may be discovered. For extra complete antibody product data (akin to immunogen, specificity, functions, and extra), go to the provider web page.
Summary
Histone-like nucleoid structuring protein (H-NS) is a modular protein that’s related to the bacterial nucleoid. We used chromatin immunoprecipitation to find out the binding websites of H-NS and RNA polymerase on the Salmonella enterica serovar Typhimurium chromosome. We discovered that H-NS doesn’t bind to actively transcribed genes and doesn’t co-localize with RNA polymerase. This exhibits that H-NS principally silences gene expression by proscribing the entry of RNA polymerase to the DNA. H-NS had beforehand been proven to preferentially bind to curved DNA in vitro. In actual fact, on the genomic degree we found that the extent of H-NS binding correlates higher with the AT-content of DNA. That is more likely to have evolutionary penalties as a result of we present that H-NS binds to many Salmonella genes acquired by lateral gene switch, and capabilities as a gene silencer. The removing of H-NS from the cell causes un-controlled expression of a number of Salmonella pathogenicity islands, and we reveal that this has deleterious penalties for bacterial health. Our discovery of this novel position for H-NS could have implications for the acquisition of overseas genes by enteric micro organism.
Description: This gene is a member of the septin family of GTPases. Members of this family are required for cytokinesis. One version of pediatric acute myeloid leukemia is the result of a reciprocal translocation between chromosomes 11 and X, with the breakpoint associated with the genes encoding the mixed-lineage leukemia and septin 2 proteins. This gene encodes four transcript variants encoding three distinct isoforms. An additional transcript variant has been identified, but its biological validity has not been determined.
Description: This gene is a member of the septin family involved in cytokinesis and cell cycle control. This gene is a candidate for the ovarian tumor suppressor gene. Mutations in this gene cause hereditary neuralgic amyotrophy, also known as neuritis with brachial predilection. A chromosomal translocation involving this gene on chromosome 17 and the MLL gene on chromosome 11 results in acute myelomonocytic leukemia. Multiple alternatively spliced transcript variants encoding different isoforms have been described.
Description: This gene is a member of the septin family of nucleotide binding proteins, originally described in yeast as cell division cycle regulatory proteins. Septins are highly conserved in yeast, Drosophila, and mouse, and appear to regulate cytoskeletal organization. Disruption of septin function disturbs cytokinesis and results in large multinucleate or polyploid cells. This gene is highly expressed in brain and heart. Alternatively spliced transcript variants encoding different isoforms have been described for this gene. One of the isoforms (known as ARTS) is distinct; it is localized to the mitochondria, and has a role in apoptosis and cancer.
Description: This gene is a member of the septin gene family of nucleotide binding proteins, originally described in yeast as cell division cycle regulatory proteins. Septins are highly conserved in yeast, Drosophila, and mouse and appear to regulate cytoskeletal organization. Disruption of septin function disturbs cytokinesis and results in large multinucleate or polyploid cells. This gene is mapped to 22q11, the region frequently deleted in DiGeorge and velocardiofacial syndromes. A translocation involving the MLL gene and this gene has also been reported in patients with acute myeloid leukemia. Alternative splicing results in multiple transcript variants. The presence of a non-consensus polyA signal (AACAAT) in this gene also results in read-through transcription into the downstream neighboring gene (GP1BB; platelet glycoprotein Ib), whereby larger, non-coding transcripts are produced.
Description: This gene is a member of the septin family of nucleotide binding proteins, originally described in yeast as cell division cycle regulatory proteins. Septins are highly conserved in yeast, Drosophila, and mouse, and appear to regulate cytoskeletal organization. Disruption of septin function disturbs cytokinesis and results in large multinucleate or polyploid cells. Multiple alternatively spliced transcript variants encoding different isoforms have been found for this gene.
Description: This gene encodes a protein that is highly similar to the CDC10 protein of Saccharomyces cerevisiae. The protein also shares similarity with Diff 6 of Drosophila and with H5 of mouse. Each of these similar proteins, including the yeast CDC10, contains a GTP-binding motif. The yeast CDC10 protein is a structural component of the 10 nm filament which lies inside the cytoplasmic membrane and is essential for cytokinesis. This human protein functions in gliomagenesis and in the suppression of glioma cell growth, and it is required for the association of centromere-associated protein E with the kinetochore. Alternative splicing results in multiple transcript variants. Several related pseudogenes have been identified on chromosomes 5, 7, 9, 10, 11, 14, 17 and 19.
Description: This gene is a member of the septin family of GTPases. Members of this family are required for cytokinesis and the maintenance of cellular morphology. This gene encodes a protein that can form homo- and heterooligomeric filaments, and may contribute to the formation of neurofibrillary tangles in Alzheimer's disease. Alternatively spliced transcript variants have been found but the full-length nature of these variants has not been determined. [provided by RefSeq, Dec 2012]
Description: This gene encodes a guanine-nucleotide binding protein and member of the septin family of cytoskeletal GTPases. Septins play important roles in cytokinesis, exocytosis, embryonic development, and membrane dynamics. Multiple transcript variants encoding different isoforms have been found for this gene.
