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ID of heme	Distortion Sort by saddling ruffling doming breathing	Axial ligands on heme		Function & structure
1nno-A-601	`sad. -0.14 ruf. -0.47 dom. -0.04 bre. -0.03`	HIS	chainID: A, resSeq: 51, molecule: NITRITE REDUCTASE	oxidoreductase oligomeric count: 2 pocket vol.: 386.0 Å³ d(Fe-oop): 0.008 Å
1nno-A-601	`sad. -0.14 ruf. -0.47 dom. -0.04 bre. -0.03`	MET	chainID: A, resSeq: 88, molecule: NITRITE REDUCTASE
1nno-B-601	`sad. -0.07 ruf. -0.46 dom. +0.04 bre. +0.02`	HIS	chainID: B, resSeq: 51, molecule: NITRITE REDUCTASE	oxidoreductase oligomeric count: 2 pocket vol.: 380.0 Å³ d(Fe-oop): 0.000 Å
1nno-B-601	`sad. -0.07 ruf. -0.46 dom. +0.04 bre. +0.02`	MET	chainID: B, resSeq: 88, molecule: NITRITE REDUCTASE