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ID of heme Axial ligands on heme Function & structure
1yic-A-104
sad. -0.39
ruf. -0.47
dom. -0.03
bre. +0.04
HIS chainID: A,
resSeq: 18,
molecule: CYTOCHROME C, ISO-1
electron transporter
oligomeric count: 1
pocket vol.: 251.0 Å3
d(Fe-oop): 0.020 Å
MET chainID: A, resSeq: 80,

molecule: CYTOCHROME C, ISO-1

2ybb-L-515
sad. -0.59
ruf. -0.27
dom. +0.29
bre. +0.04
HIS chainID: L,
resSeq: 61,
molecule: CYTOCHROME C OXIDASE SUBUNIT 1
oxidoreductase
oligomeric count: 48
pocket vol.: 624.0 Å3
d(Fe-oop): 0.040 Å
HIS chainID: L, resSeq: 378,

molecule: CYTOCHROME C OXIDASE SUBUNIT 1

5cx7-E-201
sad. +0.25
ruf. +0.29
dom. -0.08
bre. +0.04
HIS chainID: E,
resSeq: 18,
molecule: ATP:cob(I)alamin adenosyltransferase
transferase
oligomeric count: 8
pocket vol.: 602.0 Å3
d(Fe-oop): 0.016 Å
HIS chainID: F, resSeq: 18,

molecule: ATP:cob(I)alamin adenosyltransferase

6hif-O-605
sad. -0.01
ruf. -0.94
dom. -0.13
bre. +0.04
HIS chainID: O,
resSeq: 191,
molecule: Hydrazine dehydrogenase
oxidoreductase
oligomeric count: 36
pocket vol.: 395.0 Å3
d(Fe-oop): 0.052 Å
HIS chainID: O, resSeq: 251,

molecule: Hydrazine dehydrogenase

7o3c-a-603
sad. -0.00
ruf. +0.01
dom. -0.00
bre. +0.04
HIS chainID: a,
resSeq: 61,
molecule: Cytochrome c oxidase subunit 1
translocase
oligomeric count: 34
pocket vol.: 691.0 Å3
d(Fe-oop): 0.008 Å
HIS chainID: a, resSeq: 378,

molecule: Cytochrome c oxidase subunit 1

1occ-A-515
sad. -0.59
ruf. -0.27
dom. +0.29
bre. +0.04
HIS chainID: A,
resSeq: 61,
molecule: CYTOCHROME C OXIDASE
oxidoreductase
oligomeric count: 26
pocket vol.: 639.0 Å3
d(Fe-oop): 0.040 Å
HIS chainID: A, resSeq: 378,

molecule: CYTOCHROME C OXIDASE

9bw8-C-402
sad. -0.49
ruf. +0.47
dom. -0.13
bre. +0.04
CYS chainID: C,
resSeq: 344,
molecule: Cytochrome P450-SU1
oxidoreductase
oligomeric count: 2
pocket vol.: 438.0 Å3
d(Fe-oop): 0.198 Å
HOH chainID: E, resSeq: 101,

molecule: water

2oif-G-163
sad. +0.38
ruf. -0.35
dom. -0.03
bre. +0.04
HIS chainID: G,
resSeq: 105,
molecule: Non-legume hemoglobin
oxygen carrier
oligomeric count: 2
pocket vol.: 569.0 Å3
d(Fe-oop): 0.017 Å
CYN chainID: G, resSeq: 207,

molecule: CYANIDE ION

4xyd-A-501
sad. +0.00
ruf. +0.66
dom. +0.25
bre. +0.04
HIS chainID: A,
resSeq: 53,
molecule: Nitric-oxide reductase subunit B
oxidoreductase
oligomeric count: 2
pocket vol.: 389.0 Å3
d(Fe-oop): 0.004 Å
HIS chainID: A, resSeq: 336,

molecule: Nitric-oxide reductase subunit B

1m00-A-750
sad. -0.83
ruf. -0.60
dom. +0.50
bre. +0.04
CYS chainID: A,
resSeq: 415,
molecule: Nitric-oxide synthase
oxidoreductase
oligomeric count: 2
pocket vol.: 526.0 Å3
d(Fe-oop): 0.311 Å
Not assigned.
2myd-A-154
sad. +0.30
ruf. +0.15
dom. -0.20
bre. +0.04
HIS chainID: A,
resSeq: 93,
molecule: MYOGLOBIN (N-PROPYL ISOCYANIDE)
oxygen carrier
oligomeric count: 1
pocket vol.: 531.0 Å3
d(Fe-oop): 0.033 Å
NPN chainID: A, resSeq: 155,

molecule: N-PROPYL ISOCYANIDE

3ttb-A-1005
sad. +0.99
ruf. -0.46
dom. +0.10
bre. +0.04
HIS chainID: A,
resSeq: 231,
molecule: Eight-heme nitrite reductase
oxidoreductase
oligomeric count: 6
pocket vol.: 460.0 Å3
d(Fe-oop): 0.019 Å
HIS chainID: A, resSeq: 398,

molecule: Eight-heme nitrite reductase

1p6k-B-750
sad. -0.78
ruf. -0.53
dom. +0.64
bre. +0.04
CYS chainID: B,
resSeq: 415,
molecule: Nitric-oxide synthase, brain
oxidoreductase
oligomeric count: 2
pocket vol.: 525.0 Å3
d(Fe-oop): 0.317 Å
Not assigned.
1yhu-F-160
sad. +0.06
ruf. +0.05
dom. -0.29
bre. +0.04
HIS chainID: F,
resSeq: 96,
molecule: Giant hemoglobins B chain
oxygen carrier
oligomeric count: 24
pocket vol.: 557.0 Å3
d(Fe-oop): 0.211 Å
OXY chainID: F, resSeq: 161,

molecule: OXYGEN MOLECULE

4coo-A-1549
sad. -0.37
ruf. -0.80
dom. -0.00
bre. +0.04
CYS chainID: A,
resSeq: 52,
molecule: CYSTATHIONINE BETA-SYNTHASE
lyase
oligomeric count: 2
pocket vol.: 483.0 Å3
d(Fe-oop): 0.030 Å
HIS chainID: A, resSeq: 65,

molecule: CYSTATHIONINE BETA-SYNTHASE

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

3wyo-A-201
sad. +0.02
ruf. +0.03
dom. -0.22
bre. +0.04
HIS chainID: A,
resSeq: 93,
molecule: Myoglobin
oxygen carrier
oligomeric count: 2
pocket vol.: 523.0 Å3
d(Fe-oop): 0.019 Å
HOH chainID: B, resSeq: 301,

molecule: water

4nfg-A-301
sad. -0.49
ruf. +0.20
dom. +0.22
bre. +0.04
HIS chainID: A,
resSeq: 175,
molecule: Cytochrome c peroxidase, mitochondrial
oxidoreductase
oligomeric count: 2
pocket vol.: 406.0 Å3
d(Fe-oop): 0.007 Å
UNX chainID: A, resSeq: 302,

molecule: UNKNOWN ATOM OR ION

3fo3-B-1007
sad. +0.78
ruf. -0.68
dom. -0.08
bre. +0.04
HIS chainID: B,
resSeq: 383,
molecule: Eight-heme nitrite reductase
oxidoreductase
oligomeric count: 6
pocket vol.: 447.0 Å3
d(Fe-oop): 0.030 Å
HIS chainID: B, resSeq: 491,

molecule: Eight-heme nitrite reductase

3fyi-A-567
sad. -0.63
ruf. +0.33
dom. +0.14
bre. +0.04
HIS chainID: A,
resSeq: 102,
molecule: Cytochrome c oxidase subunit 1
oxidoreductase
oligomeric count: 2
pocket vol.: 588.0 Å3
d(Fe-oop): 0.024 Å
HIS chainID: A, resSeq: 421,

molecule: Cytochrome c oxidase subunit 1