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 Input:
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 .

Ex Output:
rheumatoid factor

Ex Input:
Pancreatic expression of the glucagon gene depends on multiple transcription factors interacting with at least three DNA control elements : G1 , the upstream promoter element , and G2 and G3 , two enhancer - like sequences .

Ex Output:
glucagon gene

Ex Input:
Furthermore , Grap is associated with a Ras guanine nucleotide exchange factor mSos1 , primarily through its N - terminal SH3 domain .

Ex Output:
SH3 domain