>4zw0A (A:) observed residues (from ATOM records)
ldakdivelmrflphrypfllvdkvvniqrdesaigiknvtfnephfmghfpgrpvmpgv
lilegmaqtagaicaihngfdqyappylmsidkarfrkpvfpgdrleyhvnkvrnrvdlw
kfqccakventvvaeaeicamv