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ID of heme	Distortion Sort by saddling ruffling doming breathing	Axial ligands on heme		Function & structure
3qzx-A-200	`sad. +0.33 ruf. -1.44 dom. -0.09 bre. +0.09`	HIS	chainID: A, resSeq: 120, molecule: Methanosarcina acetivorans protoglobin	oxygen carrier oligomeric count: 2 pocket vol.: 412.0 Å³ d(Fe-oop): 0.147 Å
3qzx-A-200	`sad. +0.33 ruf. -1.44 dom. -0.09 bre. +0.09`	Not assigned.