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.

 We speculate that the enhancing effect of glucose and galactose on fructose absorption may be due to activation of the fructose carrier .
fructose carrier

 The fz - 1 and fz - 2 genes are widely expressed in rat tissues with the highest steady - state levels of mRNA in kidney , liver , heart , uterus , and ovary .
fz - 1

 The predicted amino acid sequence contained all consensus regions for S - adenosyl methionine methyltransferases and presented 26 % identity with Saccharomyces cerevisiae DHHB - methyltransferase and 38 % identity with the rat protein , as well as with a bacterial ( Escherichia coli and Salmonella typhimurium ) methyltransferase encoded by the UBIG gene .

UBIG gene