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.

[EX Q]:  Protein kinase C transiently activated heteromeric N - methyl - D - aspartate receptor channels independent of the phosphorylatable C - terminal splice domain and of consensus phosphorylation sites .
[EX A]: Protein kinase C

[EX Q]:  The requirement for an essential interaction between NPH I and H4L provides an explanation for the observed restriction of transcription termination to early viral genes .
[EX A]: NPH I

[EX Q]:  Injection of horseradish peroxidase ( HRP ) into the cerebellar flocculus of the rat was employed to identify neurons in the abducens nucleus that project to the flocculus .
[EX A]:
horseradish peroxidase