Structural features of residue 18 in chain F

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Hydrophobic Interactions:
TYR F 18	ALA F 19	Dist=5.256	INTRA-CHAIN
TYR F 18	PHE F 21	Dist=6.771	INTRA-CHAIN

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Van der Waal's Interactions:
TYR F 18 OH 1735	HIS F 22 NE2 1766	-0.266	INTRA-CHAIN