>3uf2F (F:) observed residues (from ATOM records)
seycshmigsghlqslqrlidsqmetscqitfefvdqeqlkdpvcylkkafllvqdimed
tmrfrdntpnaiaivqlqelslrlkscftkdkacvrtfyetplqllekvknvfnetknll
dkdwnifskncnnsfaec