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ID of heme	Distortion Sort by saddling ruffling doming breathing	Axial ligands on heme		Function & structure
1v4u-A-144	`sad. +0.05 ruf. -0.42 dom. +0.02 bre. +0.06`	HIS	chainID: A, resSeq: 89, molecule: hemoglobin alpha chain	oxygen carrier oligomeric count: 4 pocket vol.: 544.0 Å³ d(Fe-oop): 0.042 Å
1v4u-A-144	`sad. +0.05 ruf. -0.42 dom. +0.02 bre. +0.06`	CMO	chainID: A, resSeq: 145, molecule: CARBON MONOXIDE
1v4u-B-147	`sad. +0.02 ruf. -0.38 dom. -0.17 bre. -0.10`	HIS	chainID: B, resSeq: 92, molecule: hemoglobin beta chain	oxygen carrier oligomeric count: 4 pocket vol.: 569.0 Å³ d(Fe-oop): 0.038 Å
1v4u-B-147	`sad. +0.02 ruf. -0.38 dom. -0.17 bre. -0.10`	CMO	chainID: B, resSeq: 148, molecule: CARBON MONOXIDE
1v4u-C-144	`sad. +0.10 ruf. -0.31 dom. -0.22 bre. -0.07`	HIS	chainID: C, resSeq: 89, molecule: hemoglobin alpha chain	oxygen carrier oligomeric count: 4 pocket vol.: 506.0 Å³ d(Fe-oop): 0.065 Å
1v4u-C-144	`sad. +0.10 ruf. -0.31 dom. -0.22 bre. -0.07`	CMO	chainID: C, resSeq: 145, molecule: CARBON MONOXIDE
1v4u-D-147	`sad. +0.24 ruf. -0.44 dom. -0.18 bre. -0.12`	HIS	chainID: D, resSeq: 92, molecule: hemoglobin beta chain	oxygen carrier oligomeric count: 4 pocket vol.: 576.0 Å³ d(Fe-oop): 0.003 Å
1v4u-D-147	`sad. +0.24 ruf. -0.44 dom. -0.18 bre. -0.12`	CMO	chainID: D, resSeq: 148, molecule: CARBON MONOXIDE