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lprQ

Gene
lprQ
Protein
L,D-transpeptidase 5
Organism
Mycobacterium tuberculosis (strain ATCC 25618 / H37Rv)
Length
451 amino acids
Function
Generates 3->3 cross-links in peptidoglycan, catalyzing the cleavage of the mDap(3)-D-Ala(4) bond of a tetrapeptide donor stem and the formation of a bond between the carbonyl of mDap(3) of the donor stem and the side chain of mDap(3) of the acceptor stem. Is specific for donor substrates containing a stem tetrapeptide since it cannot use pentapeptide stems.
Mass
47.891 kDa
Sequence
MVIRVLFRPVSLIPVNNSSTPQSQGPISRRLALTALGFGVLAPNVLVACAGKVTKLAEKRPPPAPRLTFRPADSAADVVPIAPISVEVGDGWFQRVALTNSAGKVVAGAYSRDRTIYTITEPLGYDTTYTWSGSAVGHDGKAVPVAGKFTTVAPVKTINAGFQLADGQTVGIAAPVIIQFDSPISDKAAVERALTVTTDPPVEGGWAWLPDEAQGARVHWRPREYYPAGTTVDVDAKLYGLPFGDGAYGAQDMSLHFQIGRRQVVKAEVSSHRIQVVTDAGVIMDFPCSYGEADLARNVTRNGIHVVTEKYSDFYMSNPAAGYSHIHERWAVRISNNGEFIHANPMSAGAQGNSNVTNGCINLSTENAEQYYRSAVYGDPVEVTGSSIQLSYADGDIWDWAVDWDTWVSMSALPPPAAKPAATQIPVTAPVTPSDAPTPSGTPTTTNGPGG