>3br0A (A:) observed residues (from ATOM records)
nlkdkilgvakelfikngynatttgeivklsesskgnlyyhfktkenlfleilnieeskw
qeqwkseqikaktnrekfylynelsltteyyyplqnaiiefyteyyktnsinekmnklqn
kyidayhvifkegnlngewsindvnavskiaanavngivtftheqnineriklmnkfsqi
flngls