>7a1lA (A:) observed residues (from ATOM records)
epreeagalgpawdesqlrsysfptrpiprlsqsdpraeelieneepvvltdtnlvypal
kwdleylqenigngdfsvysasthkflyydekkmanfqnfkprsnreemkfhefveklqd
iqqrggeerlylqqtlndtvgrkivmdflgfnwnwinkqqgkrgwgqltsnllligmegn
vtpahydeqqnffaqikgykrcilfppdqfeclypypvhhpcdrqsqvdfdnpdyerfpn
fqnvvgyetvvgpgdvlyipmywwhhiesllnggititvnfwykgaptpkrieyplkahq
kvaimrniekmlgealgnpqevgpllntmikgryn