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ID of heme	Distortion Sort by saddling ruffling doming breathing	Axial ligands on heme		Function & structure
6fja-A-502	`sad. -0.04 ruf. -0.86 dom. +0.02 bre. +0.04`	HIS	chainID: A, resSeq: 368, molecule: Nitrite reductase	oxidoreductase oligomeric count: 3 pocket vol.: 349.0 Å³ d(Fe-oop): 0.002 Å
6fja-A-502	`sad. -0.04 ruf. -0.86 dom. +0.02 bre. +0.04`	MET	chainID: A, resSeq: 418, molecule: Nitrite reductase