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ID of heme	Distortion Sort by saddling ruffling doming breathing	Axial ligands on heme		Function & structure
1hzu-A-601	`sad. +0.03 ruf. -0.52 dom. -0.26 bre. +0.19`	HIS	chainID: A, resSeq: 51, molecule: NITRITE REDUCTASE	oxidoreductase oligomeric count: 2 pocket vol.: 395.0 Å³ d(Fe-oop): 0.084 Å
1hzu-A-601	`sad. +0.03 ruf. -0.52 dom. -0.26 bre. +0.19`	MET	chainID: A, resSeq: 88, molecule: NITRITE REDUCTASE