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DAPB3

Gene
dapb3
Protein
Dipeptidyl aminopeptidase BIII
Organism
Pseudoxanthomonas mexicana
Length
689 amino acids
Function
Exopeptidase that catalyzes the removal of dipeptide units (NH2-P2-P1- or -P1'-P2'-COOH) from the free amino or carboxy termini. Prefers substrates composed of bulky, hydrophobic amino acids at P1 and P1' positions. Has endopeptidase activity on N-terminally blocked peptide derivatives which contain aromatic amino acid residue at the P1 position. Exopeptidase activity is much higher than its endopeptidase activity.
Similarity
Belongs to the peptidase S9C family.
Mass
74.228 kDa
Sequence
MRHPAFRLTLLASTVAFALAPQAAQAAPSAADRIAGTELIARDALFGNPERANVQISPDGKYLSWVAAVDGVLNVWIAPADNPSQARAVTQDTARGIRSYFWSYQPDTLLYLRDSGGDEDFHLYAVDLKTGQAKDLTPFPKTTAQVAGVSPKHPGTILVGMNDRDAQWHDIYKVDLASGNRTLLEKNDAQIAGYIADADYTLKYAQRSRPDGGADVLRRGANGAWEKFDDIPFEDVLTTSPGGLTLDGKTLYFTDSRGRNTAALFAIDVASGKRTLVLEDARADVGGTLADPATGKVQAVSVDYLRDEWKVVDPAIRADLEKLEAIGPGDVSVNTRTLDDKTWIVAYSAAEAPLVYYRYDRSAGTLTKLFSARPKLEGKPLVPQWPVEIASRDNKTLVSYLTLPRSADANNDGKADAPVPLVLLVHGGPWARDSYGYGGYNQWLANRGYAVLSVNFRGSTGFGKDFTNAGNGEWAGKMHDDLIDAVQWAVKQGVTTQDQVAIMGGSYGGYATLTGLTFTPDAFACGVDIVGPSNLNTLLSTVPPYWASFFEQLAKRMGDPRTDAGKKWLTERSPLTRADQIKKPLLIGQGANDPRVKQAESDQIVKAMQAKNIPVTYVLFPDEGHGFARPENNKAFNAVTEGFLAQCLGGRAEPIGKDFTGSSISVPVGADGVPGLAEALKGHTQEVKK

Gene
DAPB3
Protein
Dihydrodipicolinate reductase-like protein CRR1, chloroplastic
Organism
Arabidopsis thaliana
Length
298 amino acids
Function
Dihydrodipicolinate reductase (DHPR)-like protein that may not function as DHPR in lysine biosynthesis (PubMed:15652176, PubMed:17727612). Required for both formation and activity of the chloroplast NAD(P)H dehydrogenase (NDH) complex of the photosynthetic electron transport chain. May function in assembly or stabilization of the NDH complex (PubMed:17727612).
Similarity
Belongs to the DapB family.
Mass
32.038 kDa
Sequence
MAAVNCHFFQLSRHLKPSRPSFSCSASQPSQNNIKVIINGAAKEIGRAAVVAVTKARGMELAGAVDNHFVGEDIGLLCDMEEPLEIPVVSDLTMVLGSISQGKEVGVVIDFTDPSTVYENVKQATAFGMKSVVYVPRIKPETVSALSALCDKATMGCLVAPTLSIGSILLQQAVIMASFHYNNVELVESRPNAADLPSPEAIQIANNISNLGQIYNREDSSTDVQARGQVIGEDGVRVHSMVLPGLPSSTQVYFSSPGDVYTVKHDIIDVRSLMPGLLLAIRKVVRLKNLVYGLEKFL