>1sv2A (A:) observed residues (from ATOM records)
svrkilrmgdpilrkisepvtedeiqtkefkklirdmfdtmrhaegvglaapqigilkqi
vvvgsednerypgtpdvperiilnpvitpltkdtsgfwegclsvpgmrgyverpnqirmq
wmdekgnqfdetidgykaivyqhecdhlqgilyvdrlkdtklfgfnetlds