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$/ = '//'; # input record separator print join( " ", grep { s/^DE\s+// } split /\n/ ), "\n" while <DATA>;
AC2-(EC 2.7.00.1) (Adaptor-associated protein 1). Serine/threonine-protein kinase (EC 2.7.99.1) (Tyrosine binding protei +n) (p35BP). Serine/threonine-aaaaaa kinase (Tyrosine kinase 1) (Apoptosis-associat +ed tyrosine kinase) (AATYK) (Brain binding protein) (p35BP).