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ID of heme	Distortion Sort by saddling ruffling doming breathing default	Axial ligands on heme		Function & structure
1xk3-A-300	`sad. +1.17 ruf. +0.01 dom. -0.13 bre. -0.14`	HIS	chainID: A, resSeq: 25, molecule: Heme oxygenase 1	oxidoreductase oligomeric count: 1 pocket vol.: 592.0 Å³ d(Fe-oop): 0.127 Å
1xk3-A-300	`sad. +1.17 ruf. +0.01 dom. -0.13 bre. -0.14`	NO	chainID: A, resSeq: 400, molecule: NITRIC OXIDE
1xk3-B-300	`sad. -0.75 ruf. -0.15 dom. -0.16 bre. -0.13`	HIS	chainID: B, resSeq: 25, molecule: Heme oxygenase 1	oxidoreductase oligomeric count: 1 pocket vol.: 654.0 Å³ d(Fe-oop): 0.115 Å
1xk3-B-300	`sad. -0.75 ruf. -0.15 dom. -0.16 bre. -0.13`	Not assigned.