Patent ID: 7288402

Claim:
An isolated polynucleotide cluster comprising four gene sequences, wherein said gene sequences encode a first polypeptide, a second polypeptide, an auxiliary protein (P15K) and a cobalt transporter protein, and wherein: a) said first polypeptide comprises the amino acid sequence of SEQ ID NO:2 and, in the presence of said second polypeptide and auxiliary protein, has nitrile hydratase activity; b) said second polypeptide comprises the amino acid of SEQ ID NO:3; and, in the presence of said first polypeptide and auxiliary protein, has nitrile hydratase activity; c) said auxiliary protein comprises the amino acid sequence of SEQ ID NO:6, and, in the presence of said first polypeptide and said second polypeptide, has nitrile hydratase activity and d) said cobalt transporter protein comprises the amino acid of SEQ ID NO:4, and has cobalt transporter activity.