==== Secondary Structure Definition by the program DSSP, updated CMBI version by ElmK / April 1,2000 ==== DATE=25-NOV-2009 . REFERENCE W. KABSCH AND C.SANDER, BIOPOLYMERS 22 (1983) 2577-2637 . HEADER TRANSFERASE/DNA 11-MAY-98 1BDX . COMPND 2 MOLECULE: DNA (5'- . SOURCE 2 SYNTHETIC: YES; . AUTHOR D.HARGREAVES,D.W.RICE,S.E.SEDELNIKOVA,P.J.ARTYMIUK, .