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P83796

- PETM_MASLA

UniProt

P83796 - PETM_MASLA

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Protein
Cytochrome b6-f complex subunit 7
Gene
petM
Organism
Mastigocladus laminosus (Fischerella sp.)
Status
Reviewed - Annotation score: 3 out of 5 - Experimental evidence at protein leveli

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.UniRule annotation

GO - Molecular functioni

  1. electron carrier activity Source: UniProtKB-HAMAP

GO - Biological processi

  1. oxidation-reduction process Source: UniProtKB-HAMAP
  2. photosynthesis Source: UniProtKB-KW
Complete GO annotation...

Keywords - Biological processi

Electron transport, Photosynthesis, Transport

Names & Taxonomyi

Protein namesi
Recommended name:
Cytochrome b6-f complex subunit 7
Alternative name(s):
Cytochrome b6-f complex subunit PetM
Cytochrome b6-f complex subunit VII
Gene namesi
Name:petM
OrganismiMastigocladus laminosus (Fischerella sp.)
Taxonomic identifieri83541 [NCBI]
Taxonomic lineageiBacteriaCyanobacteriaStigonematalesMastigocladus

Subcellular locationi

Topology

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Transmembranei6 – 2621Helical; Reviewed prediction
Add
BLAST

GO - Cellular componenti

  1. cytochrome b6f complex Source: InterPro
  2. integral component of membrane Source: UniProtKB-KW
  3. thylakoid membrane Source: UniProtKB-SubCell
Complete GO annotation...

Keywords - Cellular componenti

Membrane, Thylakoid

PTM / Processingi

Molecule processing

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Chaini1 – 3535Cytochrome b6-f complex subunit 7UniRule annotation
PRO_0000218016Add
BLAST

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.

Structurei

Secondary structure

Legend: HelixTurnBeta strand
Show more details
Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Helixi4 – 3027

3D structure databases

Select the link destinations:
PDBe
RCSB PDB
PDBj
Links Updated
EntryMethodResolution (Å)ChainPositionsPDBsum
1VF5X-ray3.00F/S1-35[»]
2D2CX-ray3.80F/S1-35[»]
2E74X-ray3.00F1-35[»]
2E75X-ray3.55F1-35[»]
2E76X-ray3.41F1-35[»]
4H0LX-ray3.25F1-35[»]
4H13X-ray3.07F1-35[»]
4I7ZX-ray2.80F1-35[»]
ProteinModelPortaliP83796.
SMRiP83796. Positions 1-35.

Miscellaneous databases

EvolutionaryTraceiP83796.

Family & Domainsi

Sequence similaritiesi

Belongs to the PetM family.

Keywords - Domaini

Transmembrane, Transmembrane helix

Family and domain databases

HAMAPiMF_00396. Cytb6_f_PetM.
InterProiIPR012595. PetM_cyt_b6/f_cplx_su7.
[Graphical view]
PfamiPF08041. PetM. 1 hit.
[Graphical view]

Sequencei

Sequence statusi: Complete.

P83796-1 [UniParc]FASTAAdd to Basket

« Hide

MTEEMLYAAL LSFGLIFVGW GLGVLLLKIQ GAEKE                   35
Length:35
Mass (Da):3,842
Last modified:March 15, 2004 - v1
Checksum:i24A69124523651AC
GO

Cross-referencesi

3D structure databases

Select the link destinations:
PDBe
RCSB PDB
PDBj
Links Updated
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 [» ]
ProteinModelPortali P83796.
SMRi P83796. Positions 1-35.
ModBasei Search...
MobiDBi Search...

Protocols and materials databases

Structural Biology Knowledgebase Search...

Miscellaneous databases

EvolutionaryTracei P83796.

Family and domain databases

HAMAPi MF_00396. Cytb6_f_PetM.
InterProi IPR012595. PetM_cyt_b6/f_cplx_su7.
[Graphical view ]
Pfami PF08041. PetM. 1 hit.
[Graphical view ]
ProtoNeti Search...

Publicationsi

  1. "Structure of the cytochrome b6f complex of oxygenic photosynthesis: tuning the cavity."
    Kurisu G., Zhang H., Smith J.L., Cramer W.A.
    Science 302:1009-1014(2003) [PubMed] [Europe PMC] [Abstract]
    Cited for: X-RAY CRYSTALLOGRAPHY (3.0 ANGSTROMS).

Entry informationi

Entry nameiPETM_MASLA
AccessioniPrimary (citable) accession number: P83796
Entry historyi
Integrated into UniProtKB/Swiss-Prot: May 10, 2004
Last sequence update: March 15, 2004
Last modified: February 19, 2014
This is version 49 of the entry and version 1 of the sequence. [Complete history]
Entry statusiReviewed (UniProtKB/Swiss-Prot)
Annotation programProkaryotic Protein Annotation Program

Miscellaneousi

Keywords - Technical termi

3D-structure

Documents

  1. PDB cross-references
    Index of Protein Data Bank (PDB) cross-references
  2. SIMILARITY comments
    Index of protein domains and families

External Data

Dasty 3

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