>1w4wA (A:) observed residues (from ATOM records)
qltptfydnscpnvsnivrdtivnelrsdpriaasilrlhfhdcfvngcdasilldntts
frtekdafgnansargfpvidrmkaavesacprtvscadlltiaaqqsvtlaggpswrvp
lgrrdslqafldlananlpapfftlpqlkdsfrnvglnrssdlvalsgghtfgknqcrfi
mdrlynfsntglpdptlnttylqtlrglcplngnlsalvdfdlrtptifdnkyyvnleeq
kgliqsdqelfsspnatdtiplvrsfanstqtffnafveamdrmgnitpltgtqgqirln
crvvns