>1px3A (A:) observed residues (from ATOM records)
rrdwenpgvtqlnrlaahppfaswrnseeartdrpsqqlrslngewrfawfpapeavpes
wlecdlpeadtvvvpsnwqmhgydapiytnvtypitvnppfvptenptgcysltfnvdes
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ylrvtvslwqgetqvasgtapfggeiiderggyadrvtlrlnvenpklwsaeipnlyrav
velhtadgtlieaeacdvgfrevriengllllngkpllirgvnrhehhplhgqvmdeqtm
vqdillmkqnnfnavrcshypnhplwytlcdryglyvvdeaniethgmvpmnrltddprw
lpamservtrmvqrdrnhpsviiwslgnesghganhdalyrwiksvdpsrpvqyegggad
ttatdiicpmyarvdedqpfpavpkwsikkwlslpgetrplilceyahamgnslggfaky
wqafrqyprlqggfvwdwvdqslikydengnpwsayggdfgdtpndrqfcmnglvfadrt
phpalteakhqqqffqfrlsgqtievtseylfrhsdnellhwmvaldgkplasgevpldv
apqgkqlielpelpqpesagqlwltvrvvqpnatawseaghisawqqwrlaenlsvtlpa
ashaiphlttsemdfcielgnkrwqfnrqsgflsqmwigdkkqlltplrdqftrapldnd
iavsearidpnawverwkaaghyqaeaallqctadtladavlittahawqhqgktlfisr
ktyridgsgqmaitvdvevasdtphpariglncqlaqvaervnwlglgpqenypdrltaa
cfdrwdlplsdmytpyvfpsenglrcgtrelnygphqwrgdfqfnisrysqqqlmetshr
hllhaeegtwlnidgfhmgiggddswspsvsaefqlsagryhyqlvwcqk