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ID of heme Axial ligands on heme Function & structure
7zs4-A-202
sad. +0.58
ruf. -0.41
dom. +0.18
bre. -0.13
HIS chainID: A,
resSeq: 123,
molecule: Cytochrome c
electron transporter
oligomeric count: 2
pocket vol.: 483.0 Å3
d(Fe-oop): 0.243 Å
Not assigned.
8wb4-E-101
sad. +0.58
ruf. -0.08
dom. +0.55
bre. -0.14
HIS chainID: E,
resSeq: 24,
molecule: Cytochrome b559 subunit alpha
electron transporter
oligomeric count: 60
pocket vol.: 601.0 Å3
d(Fe-oop): 0.034 Å
HIS chainID: F, resSeq: 21,

molecule: Cytochrome b559 subunit beta

6z1m-C-502
sad. +0.58
ruf. +0.07
dom. +0.06
bre. -0.13
TYR chainID: C,
resSeq: 264,
molecule: Ancestral reconstructed glycosidase
unclassified
oligomeric count: 1
pocket vol.: 486.0 Å3
d(Fe-oop): 0.052 Å
Not assigned.
3lf5-A-1
sad. +0.58
ruf. -0.13
dom. +0.17
bre. -0.04
HIS chainID: A,
resSeq: 89,
molecule: Cytochrome b5 reductase 4
oxidoreductase
oligomeric count: 1
pocket vol.: 660.0 Å3
d(Fe-oop): 0.007 Å
HIS chainID: A, resSeq: 112,

molecule: Cytochrome b5 reductase 4

3bnh-A-510
sad. +0.58
ruf. -0.76
dom. +0.09
bre. -0.19
LYS chainID: A,
resSeq: 134,
molecule: Cytochrome c-552
oxidoreductase
oligomeric count: 2
pocket vol.: 427.0 Å3
d(Fe-oop): 0.041 Å
NO2 chainID: A, resSeq: 1,

molecule: NITRITE ION

2j7a-D-1002
sad. +0.58
ruf. -0.64
dom. +0.05
bre. -0.14
HIS chainID: D,
resSeq: 191,
molecule: CYTOCHROME C NITRITE REDUCTASE NRFA
oxidoreductase
oligomeric count: 6
pocket vol.: 429.0 Å3
d(Fe-oop): 0.051 Å
HIS chainID: D, resSeq: 335,

molecule: CYTOCHROME C NITRITE REDUCTASE NRFA

3d38-C-402
sad. +0.58
ruf. -0.60
dom. +0.17
bre. -0.16
MET chainID: C,
resSeq: 110,
molecule: Photosynthetic reaction center cytochrome c subunit
electron transporter
oligomeric count: 4
pocket vol.: 354.0 Å3
d(Fe-oop): 0.006 Å
HIS chainID: C, resSeq: 136,

molecule: Photosynthetic reaction center cytochrome c subunit

3wcp-D-201
sad. +0.58
ruf. -0.00
dom. -0.58
bre. -0.35
HIS chainID: D,
resSeq: 92,
molecule: Hemoglobin subunit beta
oxygen carrier
oligomeric count: 4
pocket vol.: 537.0 Å3
d(Fe-oop): 0.324 Å
Not assigned.
6k43-Q-202
sad. +0.58
ruf. -0.07
dom. +0.08
bre. +0.02
MET chainID: Q,
resSeq: 52,
molecule: Bacterioferritin
oxidoreductase
oligomeric count: 24
pocket vol.: 566.0 Å3
d(Fe-oop): 0.029 Å
MET chainID: R, resSeq: 52,

molecule: Bacterioferritin

3bnj-A-514
sad. +0.58
ruf. -0.97
dom. -0.07
bre. +0.04
HIS chainID: A,
resSeq: 172,
molecule: Cytochrome c-552
oxidoreductase
oligomeric count: 2
pocket vol.: 373.0 Å3
d(Fe-oop): 0.027 Å
HIS chainID: A, resSeq: 313,

molecule: Cytochrome c-552

9krc-A-101
sad. +0.58
ruf. -0.54
dom. +0.13
bre. -0.01
HIS chainID: A,
resSeq: 18,
molecule: Cytochrome c6
electron transporter
oligomeric count: 2
pocket vol.: 340.0 Å3
d(Fe-oop): 0.038 Å
MET chainID: A, resSeq: 58,

molecule: Cytochrome c6

2rdz-D-1
sad. +0.58
ruf. -0.51
dom. +0.19
bre. -0.24
LYS chainID: D,
resSeq: 126,
molecule: Cytochrome c-552
oxidoreductase
oligomeric count: 2
pocket vol.: 447.0 Å3
d(Fe-oop): 0.037 Å
HOH chainID: D, resSeq: 487,

molecule: water

2vr0-A-1004
sad. +0.58
ruf. -1.08
dom. +0.11
bre. +0.07
HIS chainID: A,
resSeq: 320,
molecule: CYTOCHROME C NITRITE REDUCTASE, CATALYTIC SUBUNIT NFRA
oxidoreductase
oligomeric count: 6
pocket vol.: 392.0 Å3
d(Fe-oop): 0.009 Å
HIS chainID: A, resSeq: 434,

molecule: CYTOCHROME C NITRITE REDUCTASE, CATALYTIC SUBUNIT NFRA

9ew0-A-501
sad. +0.58
ruf. +0.02
dom. -0.07
bre. -0.16
HIS chainID: A,
resSeq: 346,
molecule: Indoleamine 2,3-dioxygenase 1
oxidoreductase
oligomeric count: 1
pocket vol.: 496.0 Å3
d(Fe-oop): 0.053 Å
A1H6U chainID: A, resSeq: 502,

molecule: (~{S})-cyclohexyl(imidazo[1,5-a]pyridin-5-yl)methanol

2cvc-A-1007
sad. +0.58
ruf. -0.81
dom. -0.01
bre. -0.17
HIS chainID: A,
resSeq: 222,
molecule: High-molecular-weight cytochrome c precursor
electron transporter
oligomeric count: 1
pocket vol.: 487.0 Å3
d(Fe-oop): 0.056 Å
HIS chainID: A, resSeq: 248,

molecule: High-molecular-weight cytochrome c precursor

7o0v-C-401
sad. +0.58
ruf. -0.15
dom. +0.12
bre. -0.19
MET chainID: C,
resSeq: 82,
molecule: MULTIHEME_CYTC domain-containing protein
electron transporter
oligomeric count: 86
pocket vol.: 392.0 Å3
d(Fe-oop): 0.143 Å
HIS chainID: C, resSeq: 99,

molecule: MULTIHEME_CYTC domain-containing protein

3qje-D-147
sad. +0.58
ruf. +0.41
dom. -0.61
bre. -0.21
HIS chainID: D,
resSeq: 92,
molecule: Hemoglobin subunit beta
oxygen carrier
oligomeric count: 4
pocket vol.: 567.0 Å3
d(Fe-oop): 0.254 Å
Not assigned.
2a3m-A-504
sad. +0.58
ruf. +0.22
dom. +0.25
bre. -0.10
HIS chainID: A,
resSeq: 69,
molecule: COG3005: Nitrate/TMAO reductases, membrane-bound tetraheme cytochrome c subunit
electron transporter
oligomeric count: 1
pocket vol.: 385.0 Å3
d(Fe-oop): 0.025 Å
HIS chainID: A, resSeq: 106,

molecule: COG3005: Nitrate/TMAO reductases, membrane-bound tetraheme cytochrome c subunit

3f29-A-1004
sad. +0.58
ruf. -0.44
dom. +0.11
bre. -0.19
LYS chainID: A,
resSeq: 188,
molecule: Eight-heme nitrite reductase
oxidoreductase
oligomeric count: 6
pocket vol.: 396.0 Å3
d(Fe-oop): 0.101 Å
HOH chainID: A, resSeq: 536,

molecule: water

6v0a-D-501
sad. +0.58
ruf. -0.94
dom. +0.19
bre. -0.04
LYS chainID: D,
resSeq: 133,
molecule: Nitrite reductase (cytochrome; ammonia-forming)
oxidoreductase
oligomeric count: 2
pocket vol.: 433.0 Å3
d(Fe-oop): 0.097 Å
SO4 chainID: D, resSeq: 506,

molecule: SULFATE ION