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ID of heme	Distortion Sort by saddling ruffling doming breathing	Axial ligands on heme		Function & structure
4d3k-A-901	`sad. -0.30 ruf. -0.63 dom. +0.67 bre. +0.06`	CYS	chainID: A, resSeq: 66, molecule: NITRIC OXIDE SYNTHASE OXYGENASE	oxidoreductase oligomeric count: 2 pocket vol.: 535.0 Å³ d(Fe-oop): 0.192 Å
4d3k-A-901	`sad. -0.30 ruf. -0.63 dom. +0.67 bre. +0.06`	Not assigned.
4d3k-B-901	`sad. -0.29 ruf. -0.69 dom. +0.67 bre. +0.08`	CYS	chainID: B, resSeq: 66, molecule: NITRIC OXIDE SYNTHASE OXYGENASE	oxidoreductase oligomeric count: 2 pocket vol.: 520.0 Å³ d(Fe-oop): 0.192 Å
4d3k-B-901	`sad. -0.29 ruf. -0.69 dom. +0.67 bre. +0.08`	Not assigned.