>4yrzA (A:) observed residues (from ATOM records)
ngywgyqefldefpeqrnltnalseavraqpvplskptqrpikisvvypgqqvsdywvrn
iasfekrlyklninyqlnqvftrpnadikqqslslmealksksdyliftldttrhrkfve
hvldstntklilqnittpvrewdkhqpflyvgfdhaegsrelatefgkffpkhtyysvly
fsegyisdvrgdtfihqvnrdnnfelqsayytkatkqsgydaakaslakhpdvdfiyacs
tdvalgavdalaelgredimingwgggsaeldaiqkgdlditvmrmnddtgiamaeaikw
dledkpvptvysgdfeivtkadsperiealkkrafrysd