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ID of heme	Distortion Sort by saddling ruffling doming breathing	Axial ligands on heme		Function & structure
2d0u-A-404	`sad. +0.28 ruf. +0.02 dom. -0.03 bre. -0.33`	HIS	chainID: A, resSeq: 346, molecule: Indoleamine 2,3-dioxygenase	oxidoreductase oligomeric count: 1 pocket vol.: 494.0 Å³ d(Fe-oop): 0.077 Å
2d0u-A-404	`sad. +0.28 ruf. +0.02 dom. -0.03 bre. -0.33`	CYN	chainID: A, resSeq: 405, molecule: CYANIDE ION
2d0u-B-404	`sad. +0.28 ruf. +0.06 dom. -0.04 bre. -0.34`	HIS	chainID: B, resSeq: 346, molecule: Indoleamine 2,3-dioxygenase	oxidoreductase oligomeric count: 1 pocket vol.: 512.0 Å³ d(Fe-oop): 0.046 Å
2d0u-B-404	`sad. +0.28 ruf. +0.06 dom. -0.04 bre. -0.34`	CYN	chainID: B, resSeq: 1405, molecule: CYANIDE ION