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ID of heme	Distortion Sort by saddling ruffling doming breathing	Axial ligands on heme		Function & structure
5b51-A-401	`sad. -0.14 ruf. -0.08 dom. +0.11 bre. -0.09`	HIS	chainID: A, resSeq: 141, molecule: ABC-type transporter, periplasmic component	unclassified oligomeric count: 1 pocket vol.: 560.0 Å³ d(Fe-oop): 0.008 Å
5b51-A-401	`sad. -0.14 ruf. -0.08 dom. +0.11 bre. -0.09`	TYR	chainID: A, resSeq: 240, molecule: ABC-type transporter, periplasmic component