In this task, you are given a sentence. You are expected to recognize the name of gene or protein. Although there might be several correct answers, you need to write one of them.

Example Input:  We have produced the Ure2 protein to high yield in Escherichia coli from a synthetic gene .
Example Output: Ure2 protein

Example Input:  Similarly , antisense TGF - beta type II receptor oligodeoxynucleotides ( 40 microM ) resulted in a 58 % increase in branching , compared to scrambled and mismatched sequence controls , while TGF - beta , type II receptor mRNA and its protein expression levels were suppressed by 95 and 84 % , respectively .
Example Output: TGF - beta

Example Input:  Human epidermal growth factor ( EGF ) , a naturally occurring protein , has been implicated in the protection of gastrointestinal mucosal integrity .
Example Output:
epidermal growth factor