The term restriction nuclease is identified in base64 scheme by the sequence cmVzdHJpY3Rpb24gbnVjbGVhc2U=, while the MD5 signature is equal to fec09c72e349888d07e5b0d3855be658. The ASCII encoding of restriction nuclease in hexadecimal notation is 7265737472696374696f6e206e75636c65617365.