>3u6xD (D:) observed residues (from ATOM records)
asikkvyrgmkngaetinddleainseltsggnvvhktgdetiagkktftgnvevngslt
lptkswsgelgggiilslrkkgttveysiggeisssilansnlvnrsvpnefcprnrcsl
vghmvggwnafhidipssgvcqwfgptassgtprgtgtypidh