>2vvpD (D:) observed residues (from ATOM records)
sgmrvylgadhagyelkqriiehlkqtghepidcgalrydadddypafciaaatrtvadp
gslgivlggsgngeqiaankvpgarcalawsvqtaalarehnnaqligiggrmhtvaeal
aivdafvttpwskaqrhqrridilaeyertheappvp