>3tnwB (B:) observed residues (from ATOM records) pdyhedihtylremevkckpkvgymkkqpditnsmrailvdwlvevgeeyklqnetlhla vnyidrflssmsvlrgklqlvgtaamllaskfeeiyppevaefvyitddtytkkqvlrme hlvlkvlafdlaaptinqfltqyflhqqpanckveslamflgelslidadpylkylpsvi aaaafhlalytvtgqswpeslvqktgytletlkpclldlhqtylrapqhaqqsirekykn skyhgvsllnppetlnv