>2ckeA (A:) observed residues (from ATOM records)
mepfkqqkvedfydigeelgsgqfaivkkcrekstgleyaakfikkrqsrasrrgvsree
ierevsilrqvlhhnvitlhdvyenrtdvvlilelvsggelfdflaqkeslseeeatsfi
kqildgvnylhtkkiahfdlkpenimlldknipiphiklidfglaheiedgvefknifgt
pefvapeivnyeplgleadmwsigvityillsgaspflgdtkqetlanitsvsydfdeef
fshtselakdfirkllvketrkrltiqealrhpwitpvdnqqamvrresvvnlenfrkqy
v