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ID of heme	Distortion Sort by saddling ruffling doming breathing	Axial ligands on heme		Function & structure
1y31-A-142	`sad. +0.07 ruf. -0.21 dom. -0.62 bre. -0.06`	HIS	chainID: A, resSeq: 87, molecule: Hemoglobin alpha chain	oxygen carrier oligomeric count: 4 pocket vol.: 523.0 Å³ d(Fe-oop): 0.392 Å
1y31-A-142	`sad. +0.07 ruf. -0.21 dom. -0.62 bre. -0.06`	Not assigned.
1y31-B-147	`sad. +0.42 ruf. -0.04 dom. -0.50 bre. -0.01`	HIS	chainID: B, resSeq: 92, molecule: Hemoglobin beta chain	oxygen carrier oligomeric count: 4 pocket vol.: 594.0 Å³ d(Fe-oop): 0.293 Å
1y31-B-147	`sad. +0.42 ruf. -0.04 dom. -0.50 bre. -0.01`	Not assigned.
1y31-C-142	`sad. +0.27 ruf. -0.20 dom. -0.68 bre. +0.05`	HIS	chainID: C, resSeq: 87, molecule: Hemoglobin alpha chain	oxygen carrier oligomeric count: 4 pocket vol.: 554.0 Å³ d(Fe-oop): 0.456 Å
1y31-C-142	`sad. +0.27 ruf. -0.20 dom. -0.68 bre. +0.05`	Not assigned.
1y31-D-147	`sad. +0.34 ruf. +0.08 dom. -0.54 bre. -0.05`	HIS	chainID: D, resSeq: 92, molecule: Hemoglobin beta chain	oxygen carrier oligomeric count: 4 pocket vol.: 593.0 Å³ d(Fe-oop): 0.329 Å
1y31-D-147	`sad. +0.34 ruf. +0.08 dom. -0.54 bre. -0.05`	Not assigned.