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ID of heme	Distortion Sort by saddling ruffling doming breathing	Axial ligands on heme		Function & structure
4grj-A-201	`sad. +0.20 ruf. +0.90 dom. -0.11 bre. -0.13`	HIS	chainID: A, resSeq: 59, molecule: Nitrophorin-4	oxidoreductase oligomeric count: 1 pocket vol.: 522.0 Å³ d(Fe-oop): 0.038 Å
4grj-A-201	`sad. +0.20 ruf. +0.90 dom. -0.11 bre. -0.13`	NO	chainID: A, resSeq: 202, molecule: NITRIC OXIDE
4grj-B-201	`sad. +0.37 ruf. -1.07 dom. -0.07 bre. -0.16`	HIS	chainID: B, resSeq: 59, molecule: Nitrophorin-4	oxidoreductase oligomeric count: 1 pocket vol.: 509.0 Å³ d(Fe-oop): 0.252 Å
4grj-B-201	`sad. +0.37 ruf. -1.07 dom. -0.07 bre. -0.16`	NO	chainID: B, resSeq: 202, molecule: NITRIC OXIDE