Soybean Symbiosome Membrane Proteome
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ABSTRACT: Symbiosome membranes (SM) and symbiosome space (SS) fractions were isolated from nitrogen fixing soybean root nodules and analyzed using non-gel proteomic techniques. Bicarbonate stripping and chloroform-methanol extraction of isolated SM were used to enrich for hydrophobic integral membrane proteins.. One-hundred and seventy-two proteins were identified as components of the SM, with an additional fifteen proteins identified from peripheral membrane and SS protein fractions. Proteins involved in a range of cellular processes such as metabolism, protein folding and targeting, signalling and transport were identified. These included a number of proteins previously localized to the SM, such as nodulin 26, an aquaglyceroporin. Transport classes identified include sulphate, calcium, peptide/dicarboxylate, nitrate and metal ion transporters. This proteome will provide a rich resource for the study of the legume-rhizobium symbiosis.
INSTRUMENT(S):
ORGANISM(S): Glycine Max
TISSUE(S): Root Nodule
SUBMITTER:
Victoria Clarke
LAB HEAD: Penny Smith
PROVIDER: PXD001132 | Pride | 2015-08-12
REPOSITORIES: Pride
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