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ID of heme	Distortion Sort by saddling ruffling doming breathing	Axial ligands on heme		Function & structure
2a3f-X-201	`sad. +0.55 ruf. -1.20 dom. +0.16 bre. +0.10`	HIS	chainID: X, resSeq: 57, molecule: Nitrophorin 2	unclassified oligomeric count: 1 pocket vol.: 520.0 Å³ d(Fe-oop): 0.105 Å
2a3f-X-201	`sad. +0.55 ruf. -1.20 dom. +0.16 bre. +0.10`	HOH	chainID: X, resSeq: 181, molecule: water