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.

[Q]: Twelve patients of leprosy with arthritis and 161 patients without arthritis were studied for immunological parameters like immunoglobulins ( IgG , IgM , IgA ) , C - reactive proteins and rheumatoid factor .
[A]: rheumatoid factor

[Q]: The dopamine D1 dopamine receptor antagonist SCH 23390 dose dependently ( 7 . 5 - 30 micrograms / kg s . c . ) antagonized the stimulant locomotor effect on both drugs but did not prevent their antiimmobility effect on the behavioral despair test .
[A]: dopamine receptor

[Q]: Vertebrate U6 small nuclear RNA ( snRNA ) loci exemplify a novel class of polymerase III - transcribed genes that lack an intragenic control region ( ICR ) .
[A]:
polymerase III