==== Secondary Structure Definition by the program DSSP, updated CMBI version by ElmK / April 1,2000 ==== DATE=1-JAN-2010 . REFERENCE W. KABSCH AND C.SANDER, BIOPOLYMERS 22 (1983) 2577-2637 . HEADER CYTOKINE 01-MAY-91 2ILA . COMPND 2 MOLECULE: INTERLEUKIN-1 ALPHA; . SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; . AUTHOR B.J.GRAVES,M.H.HATADA .