Protein
T-DNA border endonuclease VirD2
Organism
Agrobacterium fabrum (strain C58 / ATCC 33970)
Function
Tumor formation by A.tumefaciens involves the transfer and integration of a defined segment (T-DNA) of Ti plasmid DNA into the plant nuclear genome. The virD operon encodes a site-specific endonuclease that cleaves at a unique site within both 24 bp direct repeats flanking the T-DNA.
Sequence
MPDRAQVIIRIVPGGGTKTLQQIINQLEYLSRKGRLELQRSARHLDIPLPPDQIHELARSWVQETGTYDESQPDEERQQELTTHIIVSFPAGTSQVAAYAASREWAAEMFGSGAGGGRYNYLTAFHIDRDHPHLHVVVNRRELLGHGWLKISRRHPQLNYDALRIKMAEISLRHGIALDASRRAERGITERPITYAQYRRLEREQARQIRFEDADLEQSSPQGDHPEFSQPFDTSPFEASAGGPEDMPRPNNRQNESQVHLQEPAGVSNEAGVLVRVALETERLAQPFVSETILADDIGSGSSRVAEGRVESANRTPDIPRAATEAATHTTHDRQRRAKRPHDDDGGPSGAKRVTLEGIAVGPQANAGEQDGSSGPLVRQAGTSRPSPPTATTRASTATDSLSATAHLQQRRGVLSKRPREDDDGEPSERKRERDERSKDGRGGNRR