>2zhkB (B:) SEQRES residues mafsgsqapylspavpfsgtiqgglqdglqitvngtvlsssgtrfavnfqtgfsgndiaf hfnprfedggyvvcntrqngswgpeerkthmpfqkgmpfdlcflvqssdfkvmvngilfv qyfhrvpfhrvdtisvngsvqlsyisfq