>1f11B (B:) observed residues (from ATOM records)
evqlqqsgpelvkpgasvkmsckasgytftdyymkwvkqshgkslewigdinpnnggtgy
nqkfkgkatltvdkssstaymqlnsltsedsavyycandygstygfaywgqgtlvtvsaa
kttppsvyplapgsaaqtnsmvtlgclvkgyfpepvtvtwnsgslssgvhtfpavlqsdl
ytlsssvtvpssprpsetvtcnvahpasstkvdkkivp