>1gv3B (B:) observed residues (from ATOM records)
sigfidrqlgtnpaelpplpygydalekaidaetmklhhdkhhaayvnnlnnalkkhpel
qnssveallrdlnsvpedirttvrnnggghlnhtifwqimspdgggqptgdiaqeinqtf
gsfeefkkqfnqaggdrfgsgwvwlvrnpqgqlqvvstpnqdnpimegsypimgndvweh
ayylryqnrrpeylnnwwnvvnwseinrrtqasr