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ID of heme	Distortion Sort by saddling ruffling doming breathing	Axial ligands on heme		Function & structure
1np4-A-185	`sad. +0.32 ruf. +0.74 dom. +0.06 bre. -0.04`	HIS	chainID: A, resSeq: 59, molecule: PROTEIN (NITROPHORIN 4)	oxidoreductase oligomeric count: 1 pocket vol.: 549.0 Å³ d(Fe-oop): 0.009 Å
1np4-A-185	`sad. +0.32 ruf. +0.74 dom. +0.06 bre. -0.04`	NH3	chainID: A, resSeq: 262, molecule: AMMONIA