>3u6xC (C:) observed residues (from ATOM records) asikkvyrgmkngaetinddleainseltsggnvvhktgdetiagkktftgnvevngslt lptkswsgelgggiilslrkkgttveysiggeisssilansnlvnrsvpnefcprnrcsl vghmvggwnafhidipssgvcqwfgptassgtprgtgtypidh