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ID of heme	Distortion Sort by saddling ruffling doming breathing	Axial ligands on heme		Function & structure
1si4-A-142	`sad. +0.15 ruf. -0.03 dom. -0.01 bre. -0.28`	HIS	chainID: A, resSeq: 87, molecule: Hemoglobin alpha chain	oxygen carrier oligomeric count: 4 pocket vol.: 546.0 Å³ d(Fe-oop): 0.006 Å
1si4-A-142	`sad. +0.15 ruf. -0.03 dom. -0.01 bre. -0.28`	CYN	chainID: A, resSeq: 143, molecule: CYANIDE ION
1si4-B-147	`sad. -0.02 ruf. -0.04 dom. -0.03 bre. -0.17`	HIS	chainID: B, resSeq: 92, molecule: Hemoglobin delta chain	oxygen carrier oligomeric count: 4 pocket vol.: 532.0 Å³ d(Fe-oop): 0.012 Å
1si4-B-147	`sad. -0.02 ruf. -0.04 dom. -0.03 bre. -0.17`	CYN	chainID: B, resSeq: 148, molecule: CYANIDE ION
1si4-C-142	`sad. +0.19 ruf. -0.02 dom. -0.04 bre. -0.12`	HIS	chainID: C, resSeq: 87, molecule: Hemoglobin alpha chain	oxygen carrier oligomeric count: 4 pocket vol.: 559.0 Å³ d(Fe-oop): 0.014 Å
1si4-C-142	`sad. +0.19 ruf. -0.02 dom. -0.04 bre. -0.12`	CYN	chainID: C, resSeq: 143, molecule: CYANIDE ION
1si4-D-147	`sad. +0.08 ruf. -0.06 dom. -0.05 bre. -0.25`	HIS	chainID: D, resSeq: 92, molecule: Hemoglobin delta chain	oxygen carrier oligomeric count: 4 pocket vol.: 558.0 Å³ d(Fe-oop): 0.017 Å
1si4-D-147	`sad. +0.08 ruf. -0.06 dom. -0.05 bre. -0.25`	CYN	chainID: D, resSeq: 148, molecule: CYANIDE ION