UniProtKB - P83796 (PETM_MASLA)
Protein
Cytochrome b6-f complex subunit 7
Gene
petM
Organism
Mastigocladus laminosus (Fischerella sp.)
Status
Functioni
Component of the cytochrome b6-f complex, which mediates electron transfer between photosystem II (PSII) and photosystem I (PSI), cyclic electron flow around PSI, and state transitions.1 Publication
GO - Molecular functioni
- electron transfer activity Source: UniProtKB-UniRule
GO - Biological processi
- photosynthesis Source: UniProtKB-KW
Keywordsi
Biological process | Electron transport, Photosynthesis, Transport |
Names & Taxonomyi
Protein namesi | Recommended name: Cytochrome b6-f complex subunit 7UniRule annotationAlternative name(s): Cytochrome b6-f complex subunit PetMUniRule annotation Cytochrome b6-f complex subunit VIIUniRule annotation |
Gene namesi | Name:petMUniRule annotation |
Organismi | Mastigocladus laminosus (Fischerella sp.) |
Taxonomic identifieri | 83541 [NCBI] |
Taxonomic lineagei | Bacteria › Cyanobacteria › Nostocales › Hapalosiphonaceae › Mastigocladus |
Subcellular locationi
- Cellular thylakoid membrane 1 Publication; Single-pass membrane protein 1 Publication
Topology
Feature key | Position(s) | DescriptionActions | Graphical view | Length |
---|---|---|---|---|
Transmembranei | 6 – 26 | HelicalUniRule annotation1 PublicationAdd BLAST | 21 |
GO - Cellular componenti
- cytochrome b6f complex Source: InterPro
- integral component of membrane Source: UniProtKB-KW
- thylakoid membrane Source: UniProtKB-SubCell
Keywords - Cellular componenti
Membrane, ThylakoidPathology & Biotechi
Chemistry databases
DrugBanki | DB08453, 2-Nonyl-4-quinolinol 1-oxide DB04646, Dibromothymoquinone |
PTM / Processingi
Molecule processing
Feature key | Position(s) | DescriptionActions | Graphical view | Length |
---|---|---|---|---|
ChainiPRO_0000218016 | 1 – 35 | Cytochrome b6-f complex subunit 7Add BLAST | 35 |
Interactioni
Subunit structurei
The 4 large subunits of the cytochrome b6-f complex are cytochrome b6, subunit IV (17 kDa polypeptide, PetD), cytochrome f and the Rieske protein, while the 4 small subunits are PetG, PetL, PetM and PetN. The complex functions as a dimer.
1 PublicationStructurei
Secondary structure
Legend: HelixTurnBeta strandPDB Structure known for this area
Show more details3D structure databases
SMRi | P83796 |
ModBasei | Search... |
PDBe-KBi | Search... |
Miscellaneous databases
EvolutionaryTracei | P83796 |
Family & Domainsi
Sequence similaritiesi
Belongs to the PetM family.UniRule annotation
Keywords - Domaini
Transmembrane, Transmembrane helixFamily and domain databases
HAMAPi | MF_00396, Cytb6_f_PetM, 1 hit |
InterProi | View protein in InterPro IPR012595, PetM_cyt_b6/f_cplx_su7 |
Pfami | View protein in Pfam PF08041, PetM, 1 hit |
i Sequence
Sequence statusi: Complete.
Similar proteinsi
Cross-referencesi
3D structure databases
Select the link destinations: PDBei RCSB PDBi PDBji Links Updated | PDB entry | Method | Resolution (Å) | Chain | Positions | PDBsum |
1VF5 | X-ray | 3.00 | F/S | 1-35 | [»] | |
2D2C | X-ray | 3.80 | F/S | 1-35 | [»] | |
2E74 | X-ray | 3.00 | F | 1-35 | [»] | |
2E75 | X-ray | 3.55 | F | 1-35 | [»] | |
2E76 | X-ray | 3.41 | F | 1-35 | [»] | |
4H0L | X-ray | 3.25 | F | 1-35 | [»] | |
4H13 | X-ray | 3.07 | F | 1-35 | [»] | |
4I7Z | X-ray | 2.80 | F | 1-35 | [»] | |
4PV1 | X-ray | 3.00 | F | 1-35 | [»] | |
SMRi | P83796 | |||||
ModBasei | Search... | |||||
PDBe-KBi | Search... |
Chemistry databases
DrugBanki | DB08453, 2-Nonyl-4-quinolinol 1-oxide DB04646, Dibromothymoquinone |
Miscellaneous databases
EvolutionaryTracei | P83796 |
Family and domain databases
HAMAPi | MF_00396, Cytb6_f_PetM, 1 hit |
InterProi | View protein in InterPro IPR012595, PetM_cyt_b6/f_cplx_su7 |
Pfami | View protein in Pfam PF08041, PetM, 1 hit |
ProtoNeti | Search... |
MobiDBi | Search... |
Entry informationi
Entry namei | PETM_MASLA | |
Accessioni | P83796Primary (citable) accession number: P83796 | |
Entry historyi | Integrated into UniProtKB/Swiss-Prot: | May 10, 2004 |
Last sequence update: | March 15, 2004 | |
Last modified: | April 22, 2020 | |
This is version 67 of the entry and version 1 of the sequence. See complete history. | ||
Entry statusi | Reviewed (UniProtKB/Swiss-Prot) | |
Annotation program | Prokaryotic Protein Annotation Program |
Miscellaneousi
Keywords - Technical termi
3D-structureDocuments
- PDB cross-references
Index of Protein Data Bank (PDB) cross-references - SIMILARITY comments
Index of protein domains and families