>4p1xE (E:) observed residues (from ATOM records)
vtlykttatadsdkfkisqiltfnfikdksydkdtlvlkatgninsgfvkpnpndydfsk
lywgakynvsissqsndsvnvvdyapknqneefqvqntlgytntafsetinykqesyrtt
lsrntnyknvgwgveahkimnngwgpygrdsfhptygnelflagrqssayagqnfiaqhq
mpllsrsnfnpeflsvlshrqdgakkskitvtyqremdlyqirwngfywaganyknfktr
tfkstyeidwenhkvklldtketennk