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ID of heme	Distortion Sort by saddling ruffling doming breathing	Axial ligands on heme		Function & structure
4cdp-A-402	`sad. +0.11 ruf. -0.89 dom. +0.02 bre. -0.07`	HIS	chainID: A, resSeq: 193, molecule: PUTATIVE HEME/HEMOGLOBIN TRANSPORT PROTEIN	oxygen carrier oligomeric count: 1 pocket vol.: 585.0 Å³ d(Fe-oop): 0.021 Å
4cdp-A-402	`sad. +0.11 ruf. -0.89 dom. +0.02 bre. -0.07`	FMT	chainID: A, resSeq: 401, molecule: FORMIC ACID