>1fqvB (B:) observed residues (from ATOM records) psiklqssdgeifevdveiakqsvtiktmledlgmdpvplpnvnaailkkviqwcthhkd dipvwdqeflkvdqgtlfelilaanyldikglldvtcktvanmikgktpeeirktfnikn dfteeeeaqvrkenqwc