>2z4kC (C:) observed residues (from ATOM records)
gqkvhpngirlgivkpwnstwfantkefadnldsdfkvrqyltkelakasvsrivierpa
ksirvtihtarpgivigkkgedveklrkvvadiagvpaqiniaevrkpeldaklvadsit
sqlerrvmfrramkravqnamrlgakgikvevsgrlggaeiartewyregrvplhtlrad
idyntseahttygvigvkvwifkgei