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ID of heme	Distortion Sort by saddling ruffling doming breathing	Axial ligands on heme		Function & structure
2i89-A-201	`sad. +0.19 ruf. -0.11 dom. +0.05 bre. -0.11`	HIS	chainID: A, resSeq: 39, molecule: Cytochrome b5 type B	electron transporter oligomeric count: 1 pocket vol.: 556.0 Å³ d(Fe-oop): 0.023 Å
2i89-A-201	`sad. +0.19 ruf. -0.11 dom. +0.05 bre. -0.11`	HIS	chainID: A, resSeq: 63, molecule: Cytochrome b5 type B
2i89-B-701	`sad. +0.32 ruf. -0.08 dom. +0.06 bre. -0.11`	HIS	chainID: B, resSeq: 39, molecule: Cytochrome b5 type B	electron transporter oligomeric count: 1 pocket vol.: 548.0 Å³ d(Fe-oop): 0.040 Å
2i89-B-701	`sad. +0.32 ruf. -0.08 dom. +0.06 bre. -0.11`	HIS	chainID: B, resSeq: 63, molecule: Cytochrome b5 type B
2i89-C-801	`sad. +0.06 ruf. -0.12 dom. +0.13 bre. -0.06`	HIS	chainID: C, resSeq: 39, molecule: Cytochrome b5 type B	electron transporter oligomeric count: 1 pocket vol.: 559.0 Å³ d(Fe-oop): 0.041 Å
2i89-C-801	`sad. +0.06 ruf. -0.12 dom. +0.13 bre. -0.06`	HIS	chainID: C, resSeq: 63, molecule: Cytochrome b5 type B
2i89-D-901	`sad. +0.14 ruf. -0.04 dom. +0.10 bre. -0.06`	HIS	chainID: D, resSeq: 39, molecule: Cytochrome b5 type B	electron transporter oligomeric count: 1 pocket vol.: 553.0 Å³ d(Fe-oop): 0.037 Å
2i89-D-901	`sad. +0.14 ruf. -0.04 dom. +0.10 bre. -0.06`	HIS	chainID: D, resSeq: 63, molecule: Cytochrome b5 type B