With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Absolute Beginners was directed by Julien Temple and featured David Bowie.
text_B: In enzymology , a 10-hydroxydihydrosanguinarine 10-O-methyltransferase is an enzyme that catalyzes the chemical reaction. enzymology. enzymology. enzyme. enzyme. catalyzes. catalysis. chemical reaction. chemical reaction. 10-hydroxydihydrosanguinarine. 10-hydroxydihydrosanguinarine. S-adenosyl-L-methionine + 10-hydroxydihydrosanguinarine S-adenosyl-L-homocysteine + dihydrochelirubine. 10-hydroxydihydrosanguinarine. 10-hydroxydihydrosanguinarine. dihydrochelirubine. dihydrochelirubine. Thus , the two substrates of this enzyme are S-adenosyl methionine and 10-hydroxydihydrosanguinarine , whereas its two products are S-adenosylhomocysteine and dihydrochelirubine .. enzyme. enzyme. substrates. substrate ( biochemistry ). S-adenosyl methionine. S-Adenosyl methionine. 10-hydroxydihydrosanguinarine. 10-hydroxydihydrosanguinarine. products. product ( chemistry ). S-adenosylhomocysteine. S-adenosylhomocysteine. dihydrochelirubine. dihydrochelirubine. This enzyme belongs to the family of transferases , specifically those transferring one-carbon group methyltransferases .. enzyme. enzyme. The systematic name of this enzyme class is S-adenosyl-L-methionine  :10 - hydroxydihydrosanguinarine 10-O-methyltransferase .. enzyme. enzyme. systematic name. List of enzymes. This enzyme participates in alkaloid biosynthesis i.. enzyme. enzyme. alkaloid biosynthesis i. alkaloid biosynthesis i
not_related.