>4yozA (A:) observed residues (from ATOM records)
eftqsvsrlqsivaglknapsdqlinifescvrnpvenimkilkgigetfcqhytqstde
qpgshidfavnrlklaeilyykiletvmvqetrrlhgmdmsvlleqdifhrslmacclei
vlfayssprtfpwiievlnlqpfyfykvievvirseeglsrdmvkhlnsieeqileslaw
shdsalwealqvsankvptceevifpnrpkrtgslalfyrkvyhlasvrlrdlclkldvs
nelrrkiwtcfeftlvhcpdlmkdrhldqlllcafyimakvtkeertfqeimksyrnqpq
anshvyrsvllkergdlikfyntiyvgrvksfalkyplspfp