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ID of heme	Distortion Sort by saddling ruffling doming breathing	Axial ligands on heme		Function & structure
1xk2-A-300	`sad. +0.84 ruf. -0.72 dom. -0.11 bre. -0.04`	HIS	chainID: A, resSeq: 25, molecule: Heme oxygenase 1	oxidoreductase oligomeric count: 1 pocket vol.: 564.0 Å³ d(Fe-oop): 0.169 Å
1xk2-A-300	`sad. +0.84 ruf. -0.72 dom. -0.11 bre. -0.04`	HOH	chainID: A, resSeq: 417, molecule: water
1xk2-B-300	`sad. -0.39 ruf. +0.40 dom. -0.13 bre. -0.14`	HIS	chainID: B, resSeq: 25, molecule: Heme oxygenase 1	oxidoreductase oligomeric count: 1 pocket vol.: 622.0 Å³ d(Fe-oop): 0.106 Å
1xk2-B-300	`sad. -0.39 ruf. +0.40 dom. -0.13 bre. -0.14`	HOH	chainID: B, resSeq: 388, molecule: water