>1y9qA (A:) observed residues (from ATOM records) tdvmfksqianqlknlrksrglsldataqltgvskamlgqiergessptiatlwkiasgl easfsaffandpqllssersfpddlnmkihtlfpyaadtgleifeitlldhhqqmsspha lgvieyihvlegimkvffdeqwhelqqgehirffsdqphgyaavtekavfqnivaypr