>1v7uA (A:) observed residues (from ATOM records)
lpahgcrhvaiimdgngrwakkqgkirafghkagaksvrravsfaanngiealtlyafss
enwnrpaqevsalmelfvwaldsevkslhrhnvrlriigdtsrfnsrlqerirksealta
gntgltlniaanyggrwdivqgvrqlaekvqqgnlqpdqideemlnqhvcmhelapvdlv
irtggehrisnfllwqiayaelyftdvlwpdfdeqdfegalnafanr