==== Secondary Structure Definition by the program DSSP, updated CMBI version by ElmK / April 1,2000 ==== DATE=28-NOV-2009 . REFERENCE W. KABSCH AND C.SANDER, BIOPOLYMERS 22 (1983) 2577-2637 . HEADER PROTON TRANSPORT, MEMBRANE PROTEIN 21-JUN-00 1F6G . COMPND 2 MOLECULE: VOLTAGE-GATED POTASSIUM CHANNEL; . SOURCE 2 ORGANISM_SCIENTIFIC: STREPTOMYCES LIVIDANS; . AUTHOR D.M.CORTES,E.PEROZO .