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ID of heme	Distortion Sort by saddling ruffling doming breathing	Axial ligands on heme		Function & structure
1a3o-A-142	`sad. +0.08 ruf. -0.18 dom. -0.67 bre. +0.08`	HIS	chainID: A, resSeq: 87, molecule: HEMOGLOBIN (ALPHA CHAIN)	oxygen carrier oligomeric count: 4 pocket vol.: 506.0 Å³ d(Fe-oop): 0.402 Å
1a3o-A-142	`sad. +0.08 ruf. -0.18 dom. -0.67 bre. +0.08`	Not assigned.
1a3o-B-147	`sad. +0.36 ruf. +0.15 dom. -0.41 bre. +0.01`	HIS	chainID: B, resSeq: 92, molecule: HEMOGLOBIN (BETA CHAIN)	oxygen carrier oligomeric count: 4 pocket vol.: 504.0 Å³ d(Fe-oop): 0.323 Å
1a3o-B-147	`sad. +0.36 ruf. +0.15 dom. -0.41 bre. +0.01`	Not assigned.
1a3o-C-142	`sad. +0.12 ruf. -0.31 dom. -0.69 bre. +0.05`	HIS	chainID: C, resSeq: 87, molecule: HEMOGLOBIN (ALPHA CHAIN)	oxygen carrier oligomeric count: 4 pocket vol.: 548.0 Å³ d(Fe-oop): 0.438 Å
1a3o-C-142	`sad. +0.12 ruf. -0.31 dom. -0.69 bre. +0.05`	Not assigned.
1a3o-D-147	`sad. +0.33 ruf. +0.01 dom. -0.48 bre. +0.03`	HIS	chainID: D, resSeq: 92, molecule: HEMOGLOBIN (BETA CHAIN)	oxygen carrier oligomeric count: 4 pocket vol.: 570.0 Å³ d(Fe-oop): 0.362 Å
1a3o-D-147	`sad. +0.33 ruf. +0.01 dom. -0.48 bre. +0.03`	Not assigned.