Enter your sequence with one-letter symbol or single FASTA format, not MultiFASTA (by copy & paste) : >1c52 cytochrome-C552 (all alpha-type) QADGAKIYAQCAGCHQQNGQGIPGAFPPLAGHVAEILAKEGGREYLILVLLYGLQGQIEVKGMKYNGVMSSFAQLKDEEIAAVLNHIATAWGDAKKVKGFKPFTAEEVKKLRAKKLTPQQVLAERKKLGLK
If you want to check the secondary structure regions in your structure, enter hyphenated regions with comma-deliminated format (e.g. 1-10,15-30....) helix
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