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ID of heme	Distortion Sort by saddling ruffling doming breathing	Axial ligands on heme		Function & structure
1nsi-A-550	`sad. -0.52 ruf. -0.74 dom. +0.59 bre. +0.17`	CYS	chainID: A, resSeq: 200, molecule: PROTEIN (NITRIC OXIDE SYNTHASE)	oxidoreductase oligomeric count: 2 pocket vol.: 531.0 Å³ d(Fe-oop): 0.158 Å
1nsi-A-550	`sad. -0.52 ruf. -0.74 dom. +0.59 bre. +0.17`	Not assigned.
1nsi-B-550	`sad. -0.65 ruf. -0.57 dom. +0.54 bre. +0.26`	CYS	chainID: B, resSeq: 200, molecule: PROTEIN (NITRIC OXIDE SYNTHASE)	oxidoreductase oligomeric count: 2 pocket vol.: 518.0 Å³ d(Fe-oop): 0.307 Å
1nsi-B-550	`sad. -0.65 ruf. -0.57 dom. +0.54 bre. +0.26`	Not assigned.
1nsi-C-550	`sad. -0.55 ruf. -0.56 dom. +0.51 bre. +0.32`	CYS	chainID: C, resSeq: 200, molecule: PROTEIN (NITRIC OXIDE SYNTHASE)	oxidoreductase oligomeric count: 2 pocket vol.: 517.0 Å³ d(Fe-oop): 0.207 Å
1nsi-C-550	`sad. -0.55 ruf. -0.56 dom. +0.51 bre. +0.32`	Not assigned.
1nsi-D-550	`sad. -0.68 ruf. -0.57 dom. +0.48 bre. +0.21`	CYS	chainID: D, resSeq: 200, molecule: PROTEIN (NITRIC OXIDE SYNTHASE)	oxidoreductase oligomeric count: 2 pocket vol.: 551.0 Å³ d(Fe-oop): 0.104 Å
1nsi-D-550	`sad. -0.68 ruf. -0.57 dom. +0.48 bre. +0.21`	Not assigned.