>5if1D (D:) observed residues (from ATOM records)
pdyhedihtylremevkckpkvgymkkqpditnsmrailvdwlvevgeeyklqnetlhla
vnyidrflssmsvlrgklqlvgtaamllaskfeeiyppevaefvyitddtytkkqvlrme
hlvlkvltfdlaaptvnqfltqyflhqqpanckveslamflgelslidadpylkylpsvi
agaafhlalytvtgqswpeslirktgytleslkpclmdlhqtylkapqhaqqsirekykn
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