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ID of heme	Distortion Sort by saddling ruffling doming breathing	Axial ligands on heme		Function & structure
1sy1-A-185	`sad. +0.23 ruf. +0.90 dom. -0.11 bre. +0.01`	HIS	chainID: A, resSeq: 59, molecule: Nitrophorin 4	oxidoreductase oligomeric count: 1 pocket vol.: 498.0 Å³ d(Fe-oop): 0.086 Å
1sy1-A-185	`sad. +0.23 ruf. +0.90 dom. -0.11 bre. +0.01`	NO	chainID: A, resSeq: 186, molecule: NITRIC OXIDE