>3zo0B (B:) observed residues (from ATOM records)
hmvhitldrntanswliiskdrrqvrmgdthqnvsdnkerfsnypmvlgaqrfssgkmyw
evdvtqkeawdlgvcrdsvqrkgqfslspengfwtiwlwqksyeagtspqttlhiqvppc
qigifvdyeagvvsfynitdhgsliytfsecvfagplrpffnvgfnysggnaaplklcpl