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ID of heme Axial ligands on heme Function & structure
6v0a-B-501
sad. +0.52
ruf. -0.57
dom. -0.02
bre. -0.30
LYS chainID: B,
resSeq: 133,
molecule: Nitrite reductase (cytochrome; ammonia-forming)
oxidoreductase
oligomeric count: 2
pocket vol.: 440.0 Å3
d(Fe-oop): 0.049 Å
SO4 chainID: B, resSeq: 506,

molecule: SULFATE ION

9lb1-C-302
sad. -0.09
ruf. -0.52
dom. -0.02
bre. +0.04
HIS chainID: C,
resSeq: 32,
molecule: Succinate dehydrogenase (Or fumarate reductase) cytochrome b subunit, b558 family
electron transporter
oligomeric count: 9
pocket vol.: 586.0 Å3
d(Fe-oop): 0.036 Å
HIS chainID: C, resSeq: 135,

molecule: Succinate dehydrogenase (Or fumarate reductase) cytochrome b subunit, b558 family

1gu6-A-1485
sad. -0.06
ruf. -0.22
dom. -0.02
bre. -0.06
HIS chainID: A,
resSeq: 286,
molecule: CYTOCHROME C552
oxidoreductase
oligomeric count: 2
pocket vol.: 468.0 Å3
d(Fe-oop): 0.005 Å
HIS chainID: A, resSeq: 393,

molecule: CYTOCHROME C552

1siw-C-807
sad. -0.04
ruf. -0.00
dom. -0.02
bre. -0.25
HIS chainID: C,
resSeq: 66,
molecule: Respiratory nitrate reductase 1 gamma chain
oxidoreductase
oligomeric count: 3
pocket vol.: 505.0 Å3
d(Fe-oop): 0.008 Å
HIS chainID: C, resSeq: 187,

molecule: Respiratory nitrate reductase 1 gamma chain

3mmo-A-1005
sad. +1.12
ruf. -0.32
dom. -0.02
bre. -0.05
HIS chainID: A,
resSeq: 231,
molecule: Eight-heme nitrite reductase
oxidoreductase
oligomeric count: 6
pocket vol.: 495.0 Å3
d(Fe-oop): 0.016 Å
HIS chainID: A, resSeq: 398,

molecule: Eight-heme nitrite reductase

4ccp-A-296
sad. -0.69
ruf. +0.28
dom. -0.02
bre. -0.07
HIS chainID: A,
resSeq: 175,
molecule: YEAST CYTOCHROME C PEROXIDASE
oxidoreductase
oligomeric count: 1
pocket vol.: 452.0 Å3
d(Fe-oop): 0.217 Å
HOH chainID: A, resSeq: 595,

molecule: water

6fkt-A-500
sad. +0.30
ruf. +0.08
dom. -0.02
bre. -0.15
HIS chainID: A,
resSeq: 215,
molecule: Iron-dependent peroxidase
oxidoreductase
oligomeric count: 2
pocket vol.: 533.0 Å3
d(Fe-oop): 0.184 Å
Not assigned.
8snh-N-502
sad. +0.34
ruf. +0.11
dom. -0.02
bre. -0.24
HIS chainID: N,
resSeq: 38,
molecule: Cytochrome c4
electron transporter
oligomeric count: 13
pocket vol.: 324.0 Å3
d(Fe-oop): 0.070 Å
MET chainID: N, resSeq: 77,

molecule: Cytochrome c4

9fbk-A-407
sad. +0.03
ruf. -0.41
dom. -0.02
bre. -0.15
HIS chainID: A,
resSeq: 60,
molecule: Hypothetical (Diheme) protein
electron transporter
oligomeric count: 1
pocket vol.: 335.0 Å3
d(Fe-oop): 0.045 Å
MET chainID: A, resSeq: 116,

molecule: Hypothetical (Diheme) protein

8uge-3P-501
sad. -0.09
ruf. -0.38
dom. -0.02
bre. +0.10
HIS chainID: 3P,
resSeq: 83,
molecule: Cytochrome b
electron transporter
oligomeric count: 22
pocket vol.: 456.0 Å3
d(Fe-oop): 0.041 Å
HIS chainID: 3P, resSeq: 182,

molecule: Cytochrome b

2bc5-D-150
sad. +0.07
ruf. +0.04
dom. -0.02
bre. -0.13
MET chainID: D,
resSeq: 7,
molecule: Soluble cytochrome b562
electron transporter
oligomeric count: 1
pocket vol.: 398.0 Å3
d(Fe-oop): 0.032 Å
HIS chainID: D, resSeq: 102,

molecule: Soluble cytochrome b562

2y5z-B-450
sad. -0.56
ruf. -0.12
dom. -0.02
bre. -0.12
CYS chainID: B,
resSeq: 346,
molecule: P-450-LIKE PROTEIN
oxidoreductase
oligomeric count: 1
pocket vol.: 460.0 Å3
d(Fe-oop): 0.058 Å
HOH chainID: B, resSeq: 2153,

molecule: water

2zzs-3-220
sad. +0.10
ruf. -0.49
dom. -0.02
bre. -0.33
HIS chainID: 3,
resSeq: 38,
molecule: Cytochrome c554
electron transporter
oligomeric count: 1
pocket vol.: 361.0 Å3
d(Fe-oop): 0.022 Å
MET chainID: 3, resSeq: 80,

molecule: Cytochrome c554

3cy1-A-462
sad. -0.50
ruf. -0.57
dom. -0.02
bre. -0.14
CYS chainID: A,
resSeq: 345,
molecule: Cytochrome P450 121
oxidoreductase
oligomeric count: 2
pocket vol.: 432.0 Å3
d(Fe-oop): 0.173 Å
HOH chainID: A, resSeq: 912,

molecule: water

3qu8-A-500
sad. -0.13
ruf. -0.32
dom. -0.02
bre. -0.24
CYS chainID: A,
resSeq: 436,
molecule: Cytochrome P450 2B6
oxidoreductase
oligomeric count: 1
pocket vol.: 389.0 Å3
d(Fe-oop): 0.001 Å
3QU chainID: A, resSeq: 501,

molecule: 4-(4-nitrobenzyl)pyridine

4kf2-A-501
sad. -0.21
ruf. -0.48
dom. -0.02
bre. -0.19
CYS chainID: A,
resSeq: 400,
molecule: Bifunctional P-450/NADPH-P450 reductase
oxidoreductase
oligomeric count: 1
pocket vol.: 448.0 Å3
d(Fe-oop): 0.055 Å
IMD chainID: A, resSeq: 502,

molecule: IMIDAZOLE

8qyi-A-501
sad. -0.37
ruf. -0.80
dom. -0.02
bre. +0.12
CYS chainID: A,
resSeq: 356,
molecule: Cytochrome P-450
oxidoreductase
oligomeric count: 1
pocket vol.: 426.0 Å3
d(Fe-oop): 0.191 Å
Not assigned.
1awp-B-201
sad. +0.12
ruf. +0.04
dom. -0.02
bre. -0.17
HIS chainID: B,
resSeq: 39,
molecule: CYTOCHROME B5
electron transporter
oligomeric count: 2
pocket vol.: 564.0 Å3
d(Fe-oop): 0.004 Å
HIS chainID: B, resSeq: 63,

molecule: CYTOCHROME B5

4dud-B-500
sad. -0.27
ruf. -0.30
dom. -0.02
bre. -0.28
CYS chainID: B,
resSeq: 400,
molecule: cytochrome P450 BM3 variant 2G9C6
oxidoreductase
oligomeric count: 1
pocket vol.: 448.0 Å3
d(Fe-oop): 0.121 Å
HOH chainID: B, resSeq: 870,

molecule: water

4nvd-A-302
sad. -0.61
ruf. +0.21
dom. -0.02
bre. -0.19
HIS chainID: A,
resSeq: 175,
molecule: Cytochrome c peroxidase
oxidoreductase
oligomeric count: 1
pocket vol.: 408.0 Å3
d(Fe-oop): 0.095 Å
HOH chainID: A, resSeq: 516,

molecule: water