Structural features of residue 73 in chain F
 F 73	Dist=6.375	INTER-CHAIN
TYR B 17	LEU F 73	Dist=6.265	INTER-CHAIN

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Van der Waal's Interactions:
PHE B 13 CZ 765	LEU F 73 CD2 4051	-0.009	INTER-CHAIN
LEU F 73 CD2 4051	PRO F 74 CD 4058	-0.122	INTRA-CHAIN