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ID of heme	Distortion Sort by saddling ruffling doming breathing	Axial ligands on heme		Function & structure
4d39-A-500	`sad. -0.49 ruf. -0.81 dom. +0.36 bre. -0.19`	CYS	chainID: A, resSeq: 186, molecule: NITRIC OXIDE SYNTHASE, ENDOTHELIAL	oxidoreductase oligomeric count: 2 pocket vol.: 488.0 Å³ d(Fe-oop): 0.082 Å
4d39-A-500	`sad. -0.49 ruf. -0.81 dom. +0.36 bre. -0.19`	OLW	chainID: A, resSeq: 800, molecule: 3-[({2-[2-(1H-imidazol-1-yl)pyrimidin-4-yl]ethyl}amino)methyl]benzonitrile
4d39-B-500	`sad. -0.48 ruf. -0.81 dom. +0.29 bre. -0.24`	CYS	chainID: B, resSeq: 186, molecule: NITRIC OXIDE SYNTHASE, ENDOTHELIAL	oxidoreductase oligomeric count: 2 pocket vol.: 491.0 Å³ d(Fe-oop): 0.058 Å
4d39-B-500	`sad. -0.48 ruf. -0.81 dom. +0.29 bre. -0.24`	OLW	chainID: B, resSeq: 800, molecule: 3-[({2-[2-(1H-imidazol-1-yl)pyrimidin-4-yl]ethyl}amino)methyl]benzonitrile