ProRule PRU00279
General rule information
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| PURL | https://purl.expasy.org/prosite/rule/PRU00279 |
| Accession | PRU00279 |
| Dates | 12-DEC-2003 (Created)
19-NOV-2022 (Last updated, Version 12) |
| Data class | Domain; |
| Predictors |
PROSITE; PS50255; CYTOCHROME_B5_2 |
Name | Cytochrome b5 family, heme-binding domain |
| Function | A membrane-bound hemoprotein which acts as an electron carrier for several membrane-bound oxygenases |
| Scope(s) |
Eukaryota Bacteria |
| Example(s) | P00171 (CYB5_BOVIN); |
Propagated annotation
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Keywords
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| case <FTGroup:1> | |
| Heme | |
| Iron | |
| Metal-binding | |
| end case | |
Cross-references
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| PROSITE | PS00191; CYTOCHROME_B5_1; 1; |
Features
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| From: PS50255 | ||||||||||||
| Key | From | To | Description | Tag | Condition | FTGroup | ||||||
| DOMAIN | from | to | /note="Cytochrome b5 heme-binding #" | |||||||||
| BINDING | 36 | 36 | /ligand="heme b" /ligand_id="ChEBI:CHEBI:60344" /ligand_part="Fe" /ligand_part_id="ChEBI:CHEBI:18248" /note="axial binding residue" |
H | 1 | |||||||
| BINDING | 60 | 60 | /ligand="heme b" /ligand_id="ChEBI:CHEBI:60344" /ligand_part="Fe" /ligand_part_id="ChEBI:CHEBI:18248" /note="axial binding residue" |
H | 1 | |||||||
Additional information
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| Size range | 76-85 amino acids |
| Related rules |
None |
| Fusion | None |
| Repeats | 1-2 |
| Topology | Undefined |
PROSITE is copyrighted by the SIB Swiss Institute of Bioinformatics and distributed under the Creative Commons Attribution-NonCommercial-NoDerivatives (CC BY-NC-ND 4.0) License, see prosite_license.html.
UniProtKB rule member sequences
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- UniProtKB/Swiss-Prot sets
Bacteria [1] Eukaryota [216] Viruses [1] All [ 218 ]
- Retrieve set of proteins with 3D structure for this domain