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ID of heme	Distortion Sort by saddling ruffling doming breathing	Axial ligands on heme		Function & structure
1prh-A-601	`sad. -0.35 ruf. -0.41 dom. +0.23 bre. +0.08`	HIS	chainID: A, resSeq: 388, molecule: PROSTAGLANDIN H2 SYNTHASE-1	oxidoreductase oligomeric count: 2 pocket vol.: 528.0 Å³ d(Fe-oop): 0.035 Å
1prh-A-601	`sad. -0.35 ruf. -0.41 dom. +0.23 bre. +0.08`	Not assigned.
1prh-B-601	`sad. -0.35 ruf. -0.41 dom. +0.24 bre. +0.08`	HIS	chainID: B, resSeq: 388, molecule: PROSTAGLANDIN H2 SYNTHASE-1	oxidoreductase oligomeric count: 2 pocket vol.: 548.0 Å³ d(Fe-oop): 0.030 Å
1prh-B-601	`sad. -0.35 ruf. -0.41 dom. +0.24 bre. +0.08`	Not assigned.