>1sv2B (B:) observed residues (from ATOM records)
svrkilrmgdpilrkisepvtedeiqtkefkklirdmfdtmrhaegvglaapqigilkqi
vvvgsednerypgtpdvperiilnpvitpltkdtsgfwegclsvpgmrgyverpnqirmq
wmdekgnqfdetidgykaivyqhecdhlqgilyvdrlkdtklfgfnetldss