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ID of heme	Distortion Sort by saddling ruffling doming breathing	Axial ligands on heme		Function & structure
1iwh-A-142	`sad. +0.01 ruf. -0.13 dom. -0.02 bre. -0.07`	HIS	chainID: A, resSeq: 87, molecule: Hemoglobin alpha chain	oxygen carrier oligomeric count: 4 pocket vol.: 544.0 Å³ d(Fe-oop): 0.033 Å
1iwh-A-142	`sad. +0.01 ruf. -0.13 dom. -0.02 bre. -0.07`	CMO	chainID: A, resSeq: 143, molecule: CARBON MONOXIDE
1iwh-B-347	`sad. +0.15 ruf. -0.10 dom. +0.01 bre. -0.13`	HIS	chainID: B, resSeq: 292, molecule: Hemoglobin beta chain	oxygen carrier oligomeric count: 4 pocket vol.: 510.0 Å³ d(Fe-oop): 0.051 Å
1iwh-B-347	`sad. +0.15 ruf. -0.10 dom. +0.01 bre. -0.13`	CMO	chainID: B, resSeq: 348, molecule: CARBON MONOXIDE