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ID of heme	Distortion Sort by saddling ruffling doming breathing	Axial ligands on heme		Function & structure
4g99-A-301	`sad. -0.07 ruf. -0.38 dom. -0.04 bre. -0.36`	HIS	chainID: A, resSeq: 25, molecule: Heme oxygenase 1	oxidoreductase oligomeric count: 1 pocket vol.: 582.0 Å³ d(Fe-oop): 0.138 Å
4g99-A-301	`sad. -0.07 ruf. -0.38 dom. -0.04 bre. -0.36`	CMO	chainID: A, resSeq: 302, molecule: CARBON MONOXIDE