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ID of heme	Distortion Sort by saddling ruffling doming breathing	Axial ligands on heme		Function & structure
1xz4-A-142	`sad. +0.13 ruf. -0.08 dom. -0.58 bre. -0.02`	HIS	chainID: A, resSeq: 87, molecule: Hemoglobin alpha chain	oxygen carrier oligomeric count: 4 pocket vol.: 585.0 Å³ d(Fe-oop): 0.457 Å
1xz4-A-142	`sad. +0.13 ruf. -0.08 dom. -0.58 bre. -0.02`	Not assigned.
1xz4-B-147	`sad. +0.38 ruf. +0.13 dom. -0.50 bre. -0.08`	HIS	chainID: B, resSeq: 92, molecule: Hemoglobin beta chain	oxygen carrier oligomeric count: 4 pocket vol.: 575.0 Å³ d(Fe-oop): 0.464 Å
1xz4-B-147	`sad. +0.38 ruf. +0.13 dom. -0.50 bre. -0.08`	Not assigned.
1xz4-C-142	`sad. +0.13 ruf. -0.12 dom. -0.56 bre. +0.02`	HIS	chainID: C, resSeq: 87, molecule: Hemoglobin alpha chain	oxygen carrier oligomeric count: 4 pocket vol.: 601.0 Å³ d(Fe-oop): 0.473 Å
1xz4-C-142	`sad. +0.13 ruf. -0.12 dom. -0.56 bre. +0.02`	Not assigned.
1xz4-D-147	`sad. +0.37 ruf. +0.11 dom. -0.50 bre. -0.14`	HIS	chainID: D, resSeq: 92, molecule: Hemoglobin beta chain	oxygen carrier oligomeric count: 4 pocket vol.: 591.0 Å³ d(Fe-oop): 0.364 Å
1xz4-D-147	`sad. +0.37 ruf. +0.11 dom. -0.50 bre. -0.14`	Not assigned.