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.
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Question:  The use of specific somatic cell hybrids have allowed us to locate the YAC contig telomeric to the D3F15S2 locus , in a region which is frequently deleted in lung carcinomas .

Answer: D3F15S2 locus


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

Answer: epidermal growth factor


Question:  Escherichia coli strains carrying recA730 ( or other recA * alleles ) exhibit dramatic increases in SOS - dependent spontaneous mutator activity .

Answer:
recA * alleles