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:
 A significant difference in the distribution of antibodies to thyroglobulin and thyroid peroxidase was found in subgroup 2 .

Ex Output:
thyroid peroxidase


Ex Input:
 DNA elements recognizing NF - Y and Sp1 regulate the human multidrug - resistance gene promoter .

Ex Output:
NF - Y


Ex Input:
 Subclones of R15 which reverted to kappa light chain production contained genomic deletions of R15ns and / or the surrounding intron .

Ex Output:

kappa light chain