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:  Although hSSTR5 displays approximately 75 % sequence identity with rat SSTR5 , the two receptors display significantly different pharmacological profiles , especially with respect to their binding affinities for the SST analogue SMS 201 - 995 .
Example Output: rat SSTR5

Example Input:  The effect of the negative regulatory element is negated by the viral IE2 protein ( L .
Example Output: viral IE2 protein

Example Input:  Overexpression of wild type and SeCys / Cys mutant of human thioredoxin reductase in E . coli : the role of selenocysteine in the catalytic activity .
Example Output:
human thioredoxin reductase