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lprN

Gene
lprN
Protein
Lipoprotein LprN
Organism
Mycobacterium tuberculosis (strain ATCC 25618 / H37Rv)
Length
384 amino acids
Function
Stimulates the host (mouse) immune response; lipidated protein produced in E.coli stimulates T-cell proliferation in mice previously sensitized with LprN. Spleenocytes from these mice produce increased amounts of TNF-alpha and IFN-gamma, as well as somewhat increased nitric oxide levels, upon subsequent challenge with LprN. Previously sensitized mice infected with M.tuberculosis have an exacerbated disease response, suggesting this lipoprotein may down-regulate the host's immune response.
Mass
41.293 kDa
Sequence
MNRIWLRAIILTASSALLAGCQFGGLNSLPLPGTAGHGEGAYSVTVEMADVATLPQNSPVMVDDVTVGSVAGIVAVQRPDGSFYAAVKLDLDKNVLLPANAVAKVSQTSLLGSLHVELAPPTDRPPTGRLVDGSRITEANTDRFPTTEEVFSALGVVVNKGNVGALEEIIDETHQAVAGRQAQFVNLVPRLAELTAGLNRQVHDIIDALDGLNRVSAILARDKDNLGRALDTLPDAVRVLNQNRDHIVDAFAALKRLTMVTSHVLAETKVDFGEDLKDLYSIVKALNDDRKDFVTSLQLLLTFPFPNFGIKQAVRGDYLNVFTTFDLTLRRIGETFFTTAYFDPNMAHMDEILNPPDFLIGELANLSGQAADPFKIPPGTASGQ