>4duwC (C:) observed residues (from ATOM records)
vvlqrrdwenpgvtqlnrlaahppfaswrnseeartdrpsqqlrslngewrfawfpapea
vpeswlecdlpeadtvvvpsnwqmhgydapiytnvtypitvnppfvptenptgcysltfn
vdeswlqegqtriifdgvnsafhlwcngrwvgygqdsrlpsefdlsaflragenrlavmv
lrwsdgsyledqdmwrmsgifrdvsllhkpttqisdfhvatrfnddfsravleaevqmcg
elrdylrvtvslwqgetqvasgtapfggeiiderggyadrvtlrlnvenpklwsaeipnl
yravvelhtadgtlieaeacdvgfrevriengllllngkpllirgvnrhehhplhgqvmd
eqtmvqdillmkqnnfnavrcshypnhplwytlcdryglyvvdeaniethgmvpmnrltd
dprwlpamservtrmvqrdrnhpsviiwslgnesghganhdalyrwiksvdpsrpvqyeg
ggadttatdiicpmyarvdedqpfpavpkwsikkwlslpgetrplilceyahamgnslgg
fakywqafrqyprlqggfvwdwvdqslikydengnpwsayggdfgdtpndrqfcmnglvf
adrtphpalteakhqqqffqfrlsgqtievtseylfrhsdnellhwmvaldgkplasgev
pldvapqgkqlielpelpqpesagqlwltvrvvqpnatawseaghisawqqwrlaenlsv
tlpaashaiphlttsemdfcielgnkrwqfnrqsgflsqmwigdkkqlltplrdqftrap
ldndiavseatridpnawverwkaaghyqaeaallqctadtladavlittahawqhqgkt
lfisrktyridgsgqmaitvdvevasdtphpariglncqlaqvaervnwlglgpqenypd
rltaacfdrwdlplsdmytpyvfpsenglrcgtrelnygphqwrgdfqfnisrysqqqlm
etshrhllhaeegtwlnidgfhmgiggddswspsvsaefqlsagryhyqlvwcqk