>3kcxA (A:) observed residues (from ATOM records)
epreeagalgpawdesqlrsysfptrpiprlsqsdpraeelieneepvvltdtnlvypal
kwdleylqenigngdfsvysasthkflyydekkmanfqnfkprsnreemkfhefveklqd
iqqrggeerlylqqtlndtvgrkivmdflgfnwnwinkqqgkrgwgqltsnllligmegn
vtpahydeqqnffaqikgykrcilfppdqfeclypypvhhpcdrqsqvdfdnpdyerfpn
fqnvvgyetvvgpgdvlyipmywwhhiesllnggititvnfwykgaptpeyplkahqkva
imrniekmlgealgnpqevgpllntmikgryn