>5c90M (M:) observed residues (from ATOM records)
iptvydiysrllkdriimlgsqiddnvansivsqllflqaqdsekdiylainspggsvta
gfaiydtiqhikpdvqticigmaasmgsfllaagakgkrfalpnaevmihqplggaqgqa
teieiaanhilktreklnrilsertgqsiekiqkdtdrdnfltaeeakeyglidevmvpe