SummaryMultidrug resistanceassociated protein (MRP) and the canalicular multispecific organic anion transporter (cMOAT) are organic anion pumps that have been linked to cytotoxic drug resistance We previously reported the isolation of three human MRP/cMOATrelated transporters, MOATB (MRP4), MOATC (MRP5) and MOATD (MRP3) In the present study we describe the fourth MRP/cMOAT(1998) Belinsky et al Journal of the National Cancer Institute Background Multidrug resistanceassociated protein (MRP) and canalicular multispecific organic anion transporter (cMOAT) are transporter proteins that pump organic anions across cellular membranes andOrganic anion transport, mediated by the canalicular multispecific organic anion transporter (cmoat), has been extensively studied The regulation of intracellular vesicular sorting of cmoat by protein kinase C and protein kinase A, and the regulation of cmoatmediated transport in endotoxemic liver disease, have been examined The discovery that the multidrug resistance
Functional Analysis Of A Canalicular Multispecific Organic Anion Transporter Cloned From Rat Liver Journal Of Biological Chemistry
Cmoat transporter
Cmoat transporter-(1999) Wielandt et al Biochemical Journal The canalicular multispecific organic anion transporter, cMoat, is an ATPbindingcassette protein expressed in the canalicular domain of hepatocytes In addition to the transport of endo and xenobiotics, cMoat has also been proposed to transportMultidrug resistance protein 2 (MRP2), also known as cMRP, cMOAT, and ABCC2, is an ATP binding cassette (ABC) transporter and part of the multidrug resistance (MRP) family The MRP proteins are membrane proteins that function as organic anion pumps involved in the cellular removal of cancer drugs MRP2 is associated with resistance to a number of cancer drugs, such
We recently isolated a novel human member of ABC transporter superfamily as the candidate transporter for the glucuronide and glutathioneconjugated antitumor agents, and found it highly homologous to the rat cmoat gene Consistent with recent findings of defects in the homologous cmoat gene in two rat models of hyperbilirubinemia (TR and Eisai), we report two deletions andThe human cMOAT gene encodes a membrane protein involved in the ATPdependent transport of hydrophobic compounds To determine whether cMOAT is associated with drug sensitivity, we transfected an expression vector containing cMOAT antisense cDNAOverall, the current study suggests that Pgp and cMOAT are capable of mediating the efflux of CPT11 in vitro Since both Pgp and cMOAT are expressed in the intestine, liver, and kidney, it is likely that these efflux transporters play a significant role limiting the oral absorption and disposition of this important anticancer drug
MOATE encodes a 1503 residue transporter that is most closely related to MRP (45%), MOATD (44%) and cMOAT (39%), both in terms of amino acid identity and sharing a common topology in which ~ 17 Worldwide, millions of people are exposed to arsenic in drinking water that exceeds the World Health Organization standard of 10 μg/liter by as much as 50–300fold, yet little is known about the molecular basis for arsenic excretion Here we show that transport of arsenic into bile depends on the MRP2/cMOAT transporter and that glutathione is obligatory for such transport The enhanced expression of the human ABC transporter, cMOAT (MRP2/ABCC2), is associated with resistance of tumor cells against platinumcontaining compounds, such as cisplatin Therefore, cMOAT
Taniguchi K, Wada M, Kohno K, Nakamura T, Kawabe T, Kawakami M, Kagotani K, Okumura K, Akiyama S, Kuwano M A human canalicular multispecific organic anion transporter (cMOAT) gene is overexpressed in cisplatinresistant human cancer cell lines with decreased drug accumulation Cancer Res 1996 Sep 15;56 (18)Delete all Manufacturer Axles 2;To further define the MRP/cMOAT subfamily of transporters, we used EST probes to isolate complementary DNAs for two related transporter proteins, MOATC and MOATD METHODSMOATC and MOATD expression patterns in human tissues were determined by RNA blot analysis, and chromosomal localization of the genes was determined by fluorescence in situ
The canalicular multispecific organic anion transporter (cMOAT), also termed MRP2, is a recently identified ATPbinding cassette transporter We previously established stable human cMOAT cDNAtransfected cells, LLC/cMOAT1 from LLCPK1 cells, and LLC/CMV cells that were transfected with an empty vector We found that LLC/cMOAT1 cells have increased resistance17 WOODFOOD RL3000 TILTBED CAR TRANSPORTER TRAILER BRIAN JAMES IVOR WILLIAMS £6, Collection in person Classified Ad Brian James Twin Axle Car Trailer (transporter) with hydraulic tilt bed Recently, Paulusma et al demonstrated that rat cMOAT is a liverspecific homolog of the MRP;
Background Multidrug resistanceassociated protein (MRP) and canalicular multispecific organic anion transporter (cMOAT) are transporter proteins that pump organic anions across cellular membranes and have been linked to resistance to cytotoxic drugsPurpose Canalicular multispecific organic anion transporter (cMOAT/MRP2) is known to exhibit a broad substrate specificity toward amphiphatic organic anions, including methotrexate (MTX) The present study aims to identify the physicochemical properties of MTX derivatives that correlate with recognition specificity by cMOAT/MRP2 Methods We examined the inhibitory effect of MTX andThe ABCC2 protein, also designated the canalicular multispecific organic anion transporter (cMOAT) or multidrug resistance protein 2 (MRP2), belongs to the subfamily C of ABC transporter
Rabbit epithelial basolateral chloride conductance regulator (EBCR) and rat canalicular multispecific organic anion transporter (Cmoat) are found to be homologues based on protein sequence comparison and Northern blot analysis EBCRis, therefore, renamed as rabbit Cmoat The gene encoding CMOAT, a transporter possibly involved in DubinJohnson syndrome in humans, is Human canalicular multispecific organic anion transporter (cMOAT/MRP2) also belongs to the ABC transporter superfamily and shows a 49% amino acid identity to human MRP1 , Rat and rabbit cMOAT transport a GSH conjugate, leukotriene C 4 (LTC 4), which is a high affinity endogenous substrate for MRP1 , , , This structural and functional similarity between cMOAT Induction of the multispecific organic anion transporter (cMoat/mrp2) gene and biliary glutathione secretion by the herbicide 2,4,5trichlorophenoxyacetic acid in the mouse liver Sign in Create an account https//orcidorg Europe PMC Menu About About Europe PMC;
The canalicular multispecific organic anion transporter, cMoat, is an ATPbindingcassette protein expressed in the canalicular domain of hepatocytes In addition to the transport of endo and xenobiotics, cMoat has also been proposed to transport GSH into bile, the major driving force of bileacidindependent bile flow We have shown previously that the herbicide 2,4,5Multidrug resistanceassociated protein (MRP) and canalicular multispecific organic anion transporter (cMOAT) are transporter proteins that pump organic anions across cellular membranes and have been linked to resistance to cytotoxic drugs We previously identified MOATB, an MRP/cMOATrelated transporter, by use of a polymerase chain reaction approachPurpose The purpose of the present study is to investigate the expression of canalicular multispecific organic anion transporter (cMOAT) by its cDNA transfection in polarized MadinDarby canine kidney cells (MDCK) Methods MDCK cells were transfected with an expression vector (pCXN2) containing the rat cMOAT cDNA with lipofectamine to obtain the stable
The human cMOAT gene encodes a membrane protein involved in the ATP dependent transport of hydrophobic compounds To determine whether cMOAT is associated with drug sensitivity, we transfected an expression vector containing cMOAT antisense cDNA into the HepG2 human hepatic cancer cell line We observed a reduction in cMOAT protein, as well as an enhanced level ofTransport is inhibited only inefficiently by compounds known to block MRP1 We also show that cMOAT causes transport of the anticancer drug vinblastine to the apical side of a cell monolayer We conclude that cMOAT is a 5'adenosine triphosphate binding cassette transporter that potentially might be involved in drug resistance in mammalian cell The MRP2/cMOAT transporter and arsenicglutathione complex formation are required for biliary excretion of arsenic Kala SV(1), Neely MW, Kala G, Prater CI, Atwood DW, Rice JS, Lieberman MW Author information (1)Departments of Pathology and Molecular and Cellular Biology, Baylor College of Medicine, Houston, Texas , USA Worldwide, millions of people
They reported that TR − rats, an animal model of DJS, are defective in anion transporter (cMOAT) and found a single nucleotide deletion mutation at nucleotide 1179 in the gene, resulting in reduced mRNA abundance and absence of the protein (10) We established stable human canalicular multispecific organic anion transporter (cMOAT/MRP2) cDNA transfectants, CHO/cMOAT from nonpolarized Chinese hamster ovary (CHO)K1 and LLC/cMOAT from polarized pig kidney epithelial LLCPK1 Human cMOAT was mainly localized in the plasma membrane of CHO/cMOAT and in the apical membrane of LLC/cMOAT The expression of two members of the ATPbinding cassette family of transport proteins, Pglycoprotein (Pgp) and the canalicular multispecific organic anion transporter (cMOAT or Mrp2), was evaluated in renal brushborder membranes (BBM) and various rat tissues after cisplatin treatment One administration of cisplatin (5 mg/kg) increased Pgp expression by
Human canalicular multispecific organic anion transporter (cMOAT/MRP2) also belongs to the ABC transporter superfamily and shows a 49% amino acid identity to human MRP1 5, 6 Rat and rabbit cMOAT transport a GSH conjugate, leukotriene C 4 (LTC 4), which is a high affinity endogenous substrate for MRP1 912 This structural and functionalMany transport firms have completed thousands of deliveries, and next to every delivery quote on Shiply is the transport provider's feedback profile where you can see customer ratings and feedback to get a good idea of service quality Car transport cost per mile amounts do vary depending on the type of vehicle being moved, the mode of transport and distance transportedHere we show that transport of arsenic into bile depends on the MRP2/cMOAT transporter and that glutathione is obligatory for such transport Using reversed phase liquid chromatography/mass spectrometry, we demonstrate that two arsenicglutathione complexes not previously identified in vivo, arsenic triglutathione and methylarsenic diglutathione, account for most of the arsenic in
Partial peptide of an MRP/cMOATrelated transporter appended carboxylterminal to MRP sequences (MG Belinsky and GD MOATE (ARA) is a fulllength MRP/cMOAT subfamily transporter expressed in kidney and liver MG Belinsky and GD Kruh Division of Medical Sciences, Fox Chase Cancer Center, 7701 Burholme Avenue, Philadelphia, PA , USA Summary Multidrug Transport was inhibited only inefficiently by compounds known to block MRP1 They also showed that cMOAT caused transport of the anticancer drug vinblastine to the apical side of a cell monolayer They concluded that cMOAT is a 5primeadenosine triphosphate binding cassette transporter that may be involved in drug resistance in mammalian cells The canalicular multispecific organic anion transporter (cMOAT), a member of the ATPbinding cassette transporter family, mediates the transport of a broad range of nonbile salt organic anions from liver into bile cMOATdeficient Wistar rats (TR) are mutated in the gene encoding cMOAT, leading to defective hepatobiliary transport of a whole range of substrates,
CMOAT Organism Homo sapiens (Human) Status UnreviewedAnnotation score Protein predicted i Names & Taxonomy i Protein names i Submitted name Canalicular multispecific organic anion transporter Imported Gene names Multidrug resistanceassociated protein 2 (MRP2/cMOAT) is highly expressed in the bile canaliculus of hepatocytes and mediates hepatobiliary transport of many organic compounds including GSH (16, 17, 18, 19)Human canalicular multidrug cMRP (cMOAT, cMRP (cMOAT, 25 Conjugate transport across resistance protein MRP2 MRP2J apical membranes (eg, conjugates of lipophilic substances with glutathione, glucuronate, sulfate) (10, 2123) Rat homolog cMrp (cMoat, Mrp2)" cmrp (cmoat, mrp2)" 23 Human bile salt export pump BSEP (cBAT) Transport of monoanionic bile (canalicular bile acid transporter
Consistent with this possibility, cMOAT, an MRPrelated transporter that functions as a major organic anión transporter in liver, has been reported to be overexpressed in cisplatinresistant cell lines (15,16) A more direct link between cMOAT and cytotoxic drug resistance is suggested by a recent report in which transfection of a cMOAT antisense construct into a liver cancer cell lineSee all Length Condition Price Buying format All filters;Preprints in Europe PMC;
Car Transporter filter applied; The exporter ABCC2 (cMOAT, MRP2) is a membranebound protein on the apical side of enterocytes and hepatic biliary vessels that transports leukotriene C4, glutathione, some conjugated bile salts, drugs, xenobiotics, and phytonutrients The latter class includes quercetin, a bioactive flavonoid found in foods such as onions, apples, tea, and wine There is no availableSpecificity This antibody reacts with an internal epitope of MRP2, a 1900 kDa transmembrane protein previously known as the canalicular multiorganic anion transporter (cMOAT) MRP2 is a member of the MRP family of multidrug resistance related proteins, and MRP2 overexpression has been observed in a subset of cisplatin resistant cell lines
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