>4p7xA (A:) observed residues (from ATOM records)
pqfekgattrilgvvqldqrrltddlavlaksnfsseysdfacgrwefcmlrnqsgkqee
qrvvvhetpalatplgqslpylnelldnhfdrdsiryariirisenaciiphrdyleleg
kfirvhlvldtnekcsnteennifhmgrgeiwfldaslphsagcfsptprlhlvvdiegt
rsleevainveqpsarnatvdtrkewtdetlesvlgfseiiseanyreivailaklhffh
kvhcvdmygwlkeicrrrgepaliekanslerfylidraagevmty