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ID of heme	Distortion Sort by saddling ruffling doming breathing	Axial ligands on heme		Function & structure
4iro-A-202	`sad. +0.23 ruf. -0.46 dom. -0.36 bre. -0.07`	HIS	chainID: A, resSeq: 88, molecule: Hemoglobin subunit alpha	oxygen carrier oligomeric count: 4 pocket vol.: 540.0 Å³ d(Fe-oop): 0.111 Å
4iro-A-202	`sad. +0.23 ruf. -0.46 dom. -0.36 bre. -0.07`	CMO	chainID: A, resSeq: 201, molecule: CARBON MONOXIDE
4iro-B-400	`sad. -0.17 ruf. +0.43 dom. +0.01 bre. -0.09`	HIS	chainID: B, resSeq: 63, molecule: Hemoglobin subunit beta	oxygen carrier oligomeric count: 4 pocket vol.: 527.0 Å³ d(Fe-oop): 0.160 Å
4iro-B-400	`sad. -0.17 ruf. +0.43 dom. +0.01 bre. -0.09`	HIS	chainID: B, resSeq: 92, molecule: Hemoglobin subunit beta
4iro-C-600	`sad. +0.41 ruf. -0.76 dom. -0.04 bre. -0.06`	HIS	chainID: C, resSeq: 88, molecule: Hemoglobin subunit alpha	oxygen carrier oligomeric count: 4 pocket vol.: 529.0 Å³ d(Fe-oop): 0.130 Å
4iro-C-600	`sad. +0.41 ruf. -0.76 dom. -0.04 bre. -0.06`	Not assigned.
4iro-D-800	`sad. +0.49 ruf. +0.10 dom. -0.04 bre. -0.07`	HIS	chainID: D, resSeq: 63, molecule: Hemoglobin subunit beta	oxygen carrier oligomeric count: 4 pocket vol.: 528.0 Å³ d(Fe-oop): 0.315 Å
4iro-D-800	`sad. +0.49 ruf. +0.10 dom. -0.04 bre. -0.07`	HIS	chainID: D, resSeq: 92, molecule: Hemoglobin subunit beta