==== Secondary Structure Definition by the program DSSP, updated CMBI version by ElmK / April 1,2000 ==== DATE=4-DEC-2009 . REFERENCE W. KABSCH AND C.SANDER, BIOPOLYMERS 22 (1983) 2577-2637 . HEADER VIRAL PROTEIN 21-MAR-01 1I9W . COMPND 2 MOLECULE: FUSION PROTEIN E1; . SOURCE 2 ORGANISM_SCIENTIFIC: SEMLIKI FOREST VIRUS; . AUTHOR J.LESCAR,A.ROUSSEL,M.W.WIEN,J.NAVAZA,S.D.FULLER,G.WENGLER, .