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ID of heme	Distortion Sort by saddling ruffling doming breathing	Axial ligands on heme		Function & structure
4xme-A-201	`sad. +0.55 ruf. -0.05 dom. -0.01 bre. -0.13`	HIS	chainID: A, resSeq: 60, molecule: Nitrophorin-7	oxidoreductase oligomeric count: 1 pocket vol.: 564.0 Å³ d(Fe-oop): 0.022 Å
4xme-A-201	`sad. +0.55 ruf. -0.05 dom. -0.01 bre. -0.13`	NO	chainID: A, resSeq: 202, molecule: NITRIC OXIDE