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ID of heme	Distortion Sort by saddling ruffling doming breathing	Axial ligands on heme		Function & structure
1hko-A-105	`sad. +0.36 ruf. +0.31 dom. -0.07 bre. -0.13`	HIS	chainID: A, resSeq: 43, molecule: CYTOCHROME B5	electron transporter oligomeric count: 1 pocket vol.: 467.0 Å³ d(Fe-oop): 0.007 Å
1hko-A-105	`sad. +0.36 ruf. +0.31 dom. -0.07 bre. -0.13`	HIS	chainID: A, resSeq: 67, molecule: CYTOCHROME B5