DNA for encoding a protein having D-hydantoinase activity which has a base sequence represented by Sequence ID No.1 in the Sequence Listing. DNA for encoding a protein having D-carbamylase activity which has a base sequence represented by Sequence ID No. 3 in the Sequence Listing.
                            用于编码具有 D-海因酶活性的蛋白质的 DNA,其碱基序列由序列表中序列 ID No.1 代表。用于编码具有 D-
氨基甲酰酶活性的蛋白质的 DNA,其碱基序列由序列表中序列 ID No.