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ID of heme	Distortion Sort by saddling ruffling doming breathing	Axial ligands on heme		Function & structure
1fol-A-500	`sad. -0.81 ruf. -0.75 dom. +0.45 bre. -0.01`	CYS	chainID: A, resSeq: 186, molecule: NITRIC-OXIDE SYNTHASE	oxidoreductase oligomeric count: 2 pocket vol.: 548.0 Å³ d(Fe-oop): 0.273 Å
1fol-A-500	`sad. -0.81 ruf. -0.75 dom. +0.45 bre. -0.01`	Not assigned.
1fol-B-500	`sad. -0.47 ruf. -0.45 dom. +0.46 bre. +0.01`	CYS	chainID: B, resSeq: 186, molecule: NITRIC-OXIDE SYNTHASE	oxidoreductase oligomeric count: 2 pocket vol.: 513.0 Å³ d(Fe-oop): 0.194 Å
1fol-B-500	`sad. -0.47 ruf. -0.45 dom. +0.46 bre. +0.01`	Not assigned.