>4dzyA (A:) observed residues (from ATOM records)
rltptmmlysgrsqdgshllksgrylqqelpvriahrikgfrslpfiigcnptilhvhel
yirafqkltdfppikdqadeaqycqlvrqllddhkdvvtllaeglresrkhiedeklvry
fldktltsrlgirmlathhlalhedkpdfvgiictrlspkkiiekwvdfarrlcehkygn
aprvringhvaarfpfipmpldyilpellknamratmeshldtpynvpdvvitianndvd
liirisdrgggiahkdldrvmdyhfttagfgfglptsrayaeylggslqlqslqgigtdv
ylrlrhidg