>3b2uF (F:) observed residues (from ATOM records)
qvqlqesgpglvkpsqtlsltctvsggsissgdyywswirqppgkglewigyiyysgstd
ynpslksrvtmsvdtsknqfslkvnsvtaadtavyycarvsifgvgtfdywgqgtlvtvs
sastkgpsvfplapsgtaalgclvkdyfpepvtvswnsgaltsgvhtfpavlqssglysl
ssvvtvpssslgtqtyicnvnhkpsntkvdkkvep