==== Secondary Structure Definition by the program DSSP, updated CMBI version by ElmK / April 1,2000 ==== DATE=5-DEC-2009 . REFERENCE W. KABSCH AND C.SANDER, BIOPOLYMERS 22 (1983) 2577-2637 . HEADER RIBOSOME 17-SEP-01 1JZZ . COMPND 2 MOLECULE: 23S RRNA; . SOURCE 2 ORGANISM_SCIENTIFIC: DEINOCOCCUS RADIODURANS; . AUTHOR F.SCHLUENZEN,R.ZARIVACH,J.HARMS,A.BASHAN,A.TOCILJ, .