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:
The sections were stained with anti - polymorphonuclear leukocyte antibody , the endothelial marker factor VIII - related antigen , and with hematoxylin and eosin .

Ex Output:
factor VIII

Ex Input:
Neither symptoms , virions , nor viral RNA was detectable in plants inoculated with this mutant or a mutant with a frameshift mutation in the coat gene .

Ex Output:
coat gene

Ex Input:
The IR4 ORF exhibits significant homology to the immediate - early gene US1 ( ICP22 ) of herpes simplex virus type 1 and to the ICP22 homologs of varicella - zoster virus ( ORF63 ) , pseudorabies virus ( RSp40 ) , and equine herpesvirus 4 ( ORF4 ) .

Ex Output:
early gene