>3ikvB (B:) observed residues (from ATOM records)
kvpeaaisrlitylrileeleaqgvhrtsseqlgelaqvtafqvrkdlsyfgsygtrgvg
ytvpvlkrelrhilglnrkwglcivgmgdlgsaladypgfgesfelrgffdvdpekvgrp
vrggviehvdllpqrvpgrieialltvpreaaqkaadllvaagikgilnfapvvlevpke
vavenvdflagltrlsfailnpkwr