>5sxxB (B:) observed residues (from ATOM records)
gtsnrdwwpnqldlsilhrhsslsdpmgkdfnyaqafekldlaavkrdlhalmttsqdww
padfghygglfirmawhsagtyrtadgrggagegqqrfaplnswpdnanldkarrllwpi
kqkygraiswadlliltgnvalesmgfktfgfaggradtwepadvywgsekiwlelsggp
nsrysgdrqlenplaavqmgliyvnpegpdgnpdpvaaardirdtfarmamndeetvali
agghtfgkthgagpasnvgaepeaagieaqglgwksayrtgkgadaitsglevtwtttpt
qwshnffenlfgyeweltkspagahqwvakgadavipdafdpskkhrptmlttdlslrfd
payekisrrfhenpeqfadafarawfklthrdmgprarylgpevpaevllwqdpipavdh
plidaadaaelkakvlasgltvsqlvstawaaastfrgsdkrggangarirlapqkdwea
nqpeqlaavletleairtafngaqrggkqvsladlivlagcagveqaaknaghavtvpfa
pgradasqeqtdvesmavlepvadgfrnylkgkyrvpaevllvdkaqlltlsapemtvll
gglrvlganvgqsrhgvftareqaltndffvnlldmgtewkptaadadvfegrdratgel
kwtgtrvdlvfgshsqlralaevygsadaqekfvrdfvavwnkvmnldrfdla