>3o66B (B:) observed residues (from ATOM records)
dvkitalstsesqiishmlrlliehdthgkikptlvnnlgsstiqhnalingdanisgvr
yngtdltgalkeapikdpkkamiatqqgfkkkfdqtffdsygfantyafmvtketakkyh
letvsdlakhskdlrlgmdsswmnrgdgyegfkkeygfdfgtvrpmqiglvydalntekl
dvalgystdgriaaydlkvlkddkqffppyaasavatnellrqhpelkttinkltgkist
semqrlnyeadgkgkepavvaeeflkkhhyfd