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ID of heme	Distortion Sort by saddling ruffling doming breathing	Axial ligands on heme		Function & structure
1ivj-A-300	`sad. -0.28 ruf. -0.49 dom. -0.14 bre. -0.12`	HIS	chainID: A, resSeq: 25, molecule: Hemeoxygenase-1	oxidoreductase oligomeric count: 1 pocket vol.: 560.0 Å³ d(Fe-oop): 0.031 Å
1ivj-A-300	`sad. -0.28 ruf. -0.49 dom. -0.14 bre. -0.12`	AZI	chainID: A, resSeq: 1001, molecule: AZIDE ION