Patent ID: 7915050

Claim:
A method for binding a protein with gibberellin, which comprises the step of contacting the protein with gibberellin, wherein the protein is selected from the group consisting of: (i) a protein comprising the amino acid sequence of SEQ ID NO: 2, (ii) a protein comprising an amino acid sequence having 95% or higher identity to SEQ ID NO: 2 and has the activity of binding to gibberellin, and (iii) a protein having the activity of binding to gibberellin and is encoded by a nucleic acid that hybridizes to the complement of SEQ ID NO:1 at 65° C. in a solution containing 5×SSC, 7% (W/V) SDS, 100 μg/ml denatured salmon sperm DNA, 5×Denhardt's solution, followed by washing in 0.1×SSC at 65° C.