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ID of heme	Distortion Sort by saddling ruffling doming breathing default	Axial ligands on heme		Function & structure
6xk4-A-901	`sad. -0.18 ruf. -0.46 dom. +0.70 bre. +0.07`	CYS	chainID: A, resSeq: 66, molecule: Nitric oxide synthase oxygenase	oxidoreductase oligomeric count: 2 pocket vol.: 540.0 Å³ d(Fe-oop): 0.226 Å
6xk4-A-901	`sad. -0.18 ruf. -0.46 dom. +0.70 bre. +0.07`	Not assigned.