>2vvrC (C:) observed residues (from ATOM records)
mkkiafgcdhvgfilkheivahlvergvevidkgtwssertdyphyasqvalavaggevd
ggilicgtgvgisiaankfagiravvcsepysaqlsrqnndtnvlafgsrvvglelakmi
vdawlgaqyeggrhqqrveaitaieqr