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ID of heme	Distortion Sort by saddling ruffling doming breathing	Axial ligands on heme		Function & structure
3vol-A-401	`sad. -0.04 ruf. -0.49 dom. +0.38 bre. +0.04`	HIS	chainID: A, resSeq: 234, molecule: Aerotaxis transducer Aer2	unclassified oligomeric count: 2 pocket vol.: 524.0 Å³ d(Fe-oop): 0.013 Å
3vol-A-401	`sad. -0.04 ruf. -0.49 dom. +0.38 bre. +0.04`	CYN	chainID: A, resSeq: 402, molecule: CYANIDE ION