Recombinant full length protein corresponding to E.coli RBKS aa 1-309. Sequence: MQNAGSLVVLGSINADHILNLQSFPTPGETVTGNHYQVAFGGKGANQAVA AGRSGANIAFIACTGDDSIGESVRQQLATDNIDITPVSVIKGESTGVALI FVNGEGENVIGIHAGANAALSPALVEAQRERIANASALLMQLESPLESVM AAAKIAHQNKTIVALNPAPAR