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ID of heme	Distortion Sort by saddling ruffling doming breathing	Axial ligands on heme		Function & structure
1m56-A-1001	`sad. -0.33 ruf. +0.11 dom. +0.17 bre. +0.09`	HIS	chainID: A, resSeq: 102, molecule: CYTOCHROME C OXIDASE	oxidoreductase oligomeric count: 4 pocket vol.: 630.0 Å³ d(Fe-oop): 0.004 Å
1m56-A-1001	`sad. -0.33 ruf. +0.11 dom. +0.17 bre. +0.09`	HIS	chainID: A, resSeq: 421, molecule: CYTOCHROME C OXIDASE
1m56-A-1002	`sad. -0.27 ruf. +0.01 dom. +0.15 bre. +0.13`	HIS	chainID: A, resSeq: 419, molecule: CYTOCHROME C OXIDASE	oxidoreductase oligomeric count: 4 pocket vol.: 765.0 Å³ d(Fe-oop): 0.018 Å
1m56-A-1002	`sad. -0.27 ruf. +0.01 dom. +0.15 bre. +0.13`	Not assigned.
1m56-G-1001	`sad. -0.34 ruf. +0.11 dom. +0.18 bre. +0.09`	HIS	chainID: G, resSeq: 102, molecule: CYTOCHROME C OXIDASE	oxidoreductase oligomeric count: 4 pocket vol.: 604.0 Å³ d(Fe-oop): 0.009 Å
1m56-G-1001	`sad. -0.34 ruf. +0.11 dom. +0.18 bre. +0.09`	HIS	chainID: G, resSeq: 421, molecule: CYTOCHROME C OXIDASE
1m56-G-1002	`sad. -0.21 ruf. +0.00 dom. +0.15 bre. +0.13`	HIS	chainID: G, resSeq: 419, molecule: CYTOCHROME C OXIDASE	oxidoreductase oligomeric count: 4 pocket vol.: 737.0 Å³ d(Fe-oop): 0.054 Å
1m56-G-1002	`sad. -0.21 ruf. +0.00 dom. +0.15 bre. +0.13`	Not assigned.