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ID of heme	Distortion Sort by saddling ruffling doming breathing	Axial ligands on heme		Function & structure
1sh4-A-201	`sad. +0.28 ruf. +0.45 dom. -0.19 bre. -0.22`	HIS	chainID: A, resSeq: 39, molecule: Cytochrome b5	electron transporter oligomeric count: 1 pocket vol.: 528.0 Å³ d(Fe-oop): 0.042 Å
1sh4-A-201	`sad. +0.28 ruf. +0.45 dom. -0.19 bre. -0.22`	HIS	chainID: A, resSeq: 63, molecule: Cytochrome b5