PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 11388869-1 2001 [reaction: see text] A protected form of L-4-[sulfono(difluoromethyl)]phenylalanine (F(2)Smp), a novel non-hydrolyzable phospho- and sulfotyrosine mimetic, was synthesized via electrophilic fluorination of a benzylic sulfonate followed by a Pd-catalyzed cross-coupling reaction between the fluorinated sulfonate and the zincate of protected iodoalanine. tyrosine O-sulfate 133-146 family with sequence similarity 53 member B Homo sapiens 89-92