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ID of heme	Distortion Sort by saddling ruffling doming breathing	Axial ligands on heme		Function & structure
3qzz-A-200	`sad. +0.41 ruf. -1.12 dom. +0.22 bre. -0.02`	HIS	chainID: A, resSeq: 120, molecule: Methanosarcina acetivorans protoglobin	oxygen carrier oligomeric count: 2 pocket vol.: 430.0 Å³ d(Fe-oop): 0.107 Å
3qzz-A-200	`sad. +0.41 ruf. -1.12 dom. +0.22 bre. -0.02`	HOH	chainID: A, resSeq: 196, molecule: water