UniProtKB - P06010 (RCEM_BLAVI)
Protein
Reaction center protein M chain
Gene
pufM
Organism
Blastochloris viridis (Rhodopseudomonas viridis)
Status
Functioni
The reaction center is a membrane-bound complex that mediates the initial photochemical event in the electron transfer process of photosynthesis.
Sites
Feature key | Position(s) | DescriptionActions | Graphical view | Length |
---|---|---|---|---|
Metal bindingi | 181 | Magnesium (bacteriochlorophyll b axial ligand) | 1 | |
Metal bindingi | 201 | Magnesium (bacteriochlorophyll b axial ligand) | 1 | |
Metal bindingi | 218 | Iron | 1 | |
Metal bindingi | 233 | Iron | 1 | |
Binding sitei | 251 | Ubiquinone | 1 | |
Metal bindingi | 265 | Iron | 1 |
GO - Molecular functioni
- bacteriochlorophyll binding Source: UniProtKB-KW
- electron transporter, transferring electrons within the cyclic electron transport pathway of photosynthesis activity Source: InterPro
- metal ion binding Source: UniProtKB-KW
GO - Biological processi
- photosynthetic electron transport in photosystem II Source: InterPro
- protein-chromophore linkage Source: UniProtKB-KW
Keywordsi
Biological process | Electron transport, Photosynthesis, Transport |
Ligand | Bacteriochlorophyll, Chlorophyll, Chromophore, Iron, Magnesium, Metal-binding |
Names & Taxonomyi
Protein namesi | Recommended name: Reaction center protein M chainAlternative name(s): Photosynthetic reaction center M subunit |
Gene namesi | Name:pufM |
Organismi | Blastochloris viridis (Rhodopseudomonas viridis) |
Taxonomic identifieri | 1079 [NCBI] |
Taxonomic lineagei | Bacteria › Proteobacteria › Alphaproteobacteria › Rhizobiales › Hyphomicrobiaceae › Blastochloris |
Subcellular locationi
Other locations
- Cellular chromatophore membrane By similarity; Multi-pass membrane protein By similarity
Other locations
- integral component of membrane Source: UniProtKB-KW
- plasma membrane light-harvesting complex Source: InterPro
- plasma membrane-derived chromatophore membrane Source: UniProtKB-SubCell
Topology
Feature key | Position(s) | DescriptionActions | Graphical view | Length |
---|---|---|---|---|
Topological domaini | 2 – 51 | Cytoplasmic1 PublicationAdd BLAST | 50 | |
Transmembranei | 52 – 76 | HelicalAdd BLAST | 25 | |
Topological domaini | 77 – 110 | Periplasmic1 PublicationAdd BLAST | 34 | |
Transmembranei | 111 – 137 | HelicalAdd BLAST | 27 | |
Topological domaini | 138 – 142 | Cytoplasmic1 Publication | 5 | |
Transmembranei | 143 – 166 | HelicalAdd BLAST | 24 | |
Topological domaini | 167 – 197 | Periplasmic1 PublicationAdd BLAST | 31 | |
Transmembranei | 198 – 223 | HelicalAdd BLAST | 26 | |
Topological domaini | 224 – 259 | Cytoplasmic1 PublicationAdd BLAST | 36 | |
Transmembranei | 260 – 284 | HelicalAdd BLAST | 25 | |
Topological domaini | 285 – 324 | Periplasmic1 PublicationAdd BLAST | 40 |
Keywords - Cellular componenti
Membrane, Reaction centerPathology & Biotechi
Chemistry databases
DrugBanki | DB07552, (2R)-2-{[4-chloro-6-(ethylamino)-1,3,5-triazin-2-yl]amino}-2-methylbutanenitrile DB07551, (2S)-2-{[4-chloro-6-(ethylamino)-1,3,5-triazin-2-yl]amino}-2-methylbutanenitrile DB07392, Atrazine DB04147, Dodecyldimethylamine N-oxide DB04464, N-Formylmethionine DB08215, Terbutryn DB08689, Ubiquinone Q1 DB08690, Ubiquinone Q2 |
PTM / Processingi
Molecule processing
Feature key | Position(s) | DescriptionActions | Graphical view | Length |
---|---|---|---|---|
Initiator methioninei | Removed | |||
ChainiPRO_0000090420 | 2 – 324 | Reaction center protein M chainAdd BLAST | 323 |
Interactioni
Subunit structurei
Reaction center is composed of four bacteriochlorophylls, two bacteriopheophytins, two ubiquinones, one iron, and three highly hydrophobic polypeptide chains (designated L, M, and H).
Protein-protein interaction databases
IntActi | P06010, 1 interactor |
Structurei
Secondary structure
Legend: HelixTurnBeta strandPDB Structure known for this area
Show more details3D structure databases
SMRi | P06010 |
ModBasei | Search... |
PDBe-KBi | Search... |
Miscellaneous databases
EvolutionaryTracei | P06010 |
Family & Domainsi
Sequence similaritiesi
Belongs to the reaction center PufL/M/PsbA/D family.Curated
Keywords - Domaini
Transmembrane, Transmembrane helixPhylogenomic databases
OMAi | IFPHLDW |
OrthoDBi | 634532at2 |
Family and domain databases
CDDi | cd09291, Photo-RC_M, 1 hit |
Gene3Di | 1.20.85.10, 2 hits |
InterProi | View protein in InterPro IPR036854, Photo_II_D1/D2_sf IPR000484, Photo_RC_L/M IPR005781, Photo_RC_M |
Pfami | View protein in Pfam PF00124, Photo_RC, 1 hit |
PRINTSi | PR00256, REACTNCENTRE |
SUPFAMi | SSF81483, SSF81483, 1 hit |
TIGRFAMsi | TIGR01115, pufM, 1 hit |
PROSITEi | View protein in PROSITE PS00244, REACTION_CENTER, 1 hit |
i Sequence
Sequence statusi: Complete.
: The displayed sequence is further processed into a mature form. Sequence processingi
P06010-1 [UniParc]FASTAAdd to basket
10 20 30 40 50
MADYQTIYTQ IQARGPHITV SGEWGDNDRV GKPFYSYWLG KIGDAQIGPI
60 70 80 90 100
YLGASGIAAF AFGSTAILII LFNMAAEVHF DPLQFFRQFF WLGLYPPKAQ
110 120 130 140 150
YGMGIPPLHD GGWWLMAGLF MTLSLGSWWI RVYSRARALG LGTHIAWNFA
160 170 180 190 200
AAIFFVLCIG CIHPTLVGSW SEGVPFGIWP HIDWLTAFSI RYGNFYYCPW
210 220 230 240 250
HGFSIGFAYG CGLLFAAHGA TILAVARFGG DREIEQITDR GTAVERAALF
260 270 280 290 300
WRWTIGFNAT IESVHRWGWF FSLMVMVSAS VGILLTGTFV DNWYLWCVKH
310 320
GAAPDYPAYL PATPDPASLP GAPK
Sequence databases
Select the link destinations: EMBLi GenBanki DDBJi Links Updated | X03915 Genomic DNA Translation: CAA27551.1 |
PIRi | B25102 |
RefSeqi | WP_055036367.1, NZ_LN907867.1 |
Similar proteinsi
Cross-referencesi
Sequence databases
Select the link destinations: EMBLi GenBanki DDBJi Links Updated | X03915 Genomic DNA Translation: CAA27551.1 |
PIRi | B25102 |
RefSeqi | WP_055036367.1, NZ_LN907867.1 |
3D structure databases
Select the link destinations: PDBei RCSB PDBi PDBji Links Updated | PDB entry | Method | Resolution (Å) | Chain | Positions | PDBsum |
1DXR | X-ray | 2.00 | M | 2-324 | [»] | |
1PRC | X-ray | 2.30 | M | 2-324 | [»] | |
1R2C | X-ray | 2.86 | M | 2-324 | [»] | |
1VRN | X-ray | 2.20 | M | 2-324 | [»] | |
2I5N | X-ray | 1.96 | M | 2-324 | [»] | |
2JBL | X-ray | 2.40 | M | 2-324 | [»] | |
2PRC | X-ray | 2.45 | M | 2-324 | [»] | |
2WJM | X-ray | 1.95 | M | 1-324 | [»] | |
2WJN | X-ray | 1.86 | M | 1-324 | [»] | |
2X5U | X-ray | 3.00 | M | 1-324 | [»] | |
2X5V | X-ray | 3.00 | M | 1-324 | [»] | |
3D38 | X-ray | 3.21 | M | 2-324 | [»] | |
3G7F | X-ray | 2.50 | M | 2-324 | [»] | |
3PRC | X-ray | 2.40 | M | 2-324 | [»] | |
3T6D | X-ray | 1.95 | M | 2-324 | [»] | |
3T6E | X-ray | 1.92 | M | 2-324 | [»] | |
4AC5 | X-ray | 8.20 | M | 1-324 | [»] | |
4CAS | X-ray | 3.50 | C | 1-324 | [»] | |
5M7J | X-ray | 3.50 | C | 1-324 | [»] | |
5M7K | X-ray | 3.50 | C | 1-324 | [»] | |
5M7L | X-ray | 3.60 | C | 1-324 | [»] | |
5NJ4 | X-ray | 2.40 | M | 2-324 | [»] | |
5O4C | X-ray | 2.80 | M | 2-324 | [»] | |
5O64 | X-ray | 3.30 | M | 2-324 | [»] | |
5PRC | X-ray | 2.35 | M | 2-324 | [»] | |
6ET5 | electron microscopy | 3.00 | M | 2-324 | [»] | |
6PRC | X-ray | 2.30 | M | 2-324 | [»] | |
6ZHW | X-ray | 2.80 | M | 2-324 | [»] | |
6ZI4 | X-ray | 2.80 | M | 2-324 | [»] | |
6ZI5 | X-ray | 2.80 | M | 2-324 | [»] | |
6ZI6 | X-ray | 2.80 | M | 2-324 | [»] | |
6ZI9 | X-ray | 2.80 | M | 2-324 | [»] | |
6ZIA | X-ray | 2.80 | M | 2-324 | [»] | |
6ZID | X-ray | 2.80 | M | 2-324 | [»] | |
7PRC | X-ray | 2.65 | M | 2-324 | [»] | |
SMRi | P06010 | |||||
ModBasei | Search... | |||||
PDBe-KBi | Search... |
Protein-protein interaction databases
IntActi | P06010, 1 interactor |
Chemistry databases
DrugBanki | DB07552, (2R)-2-{[4-chloro-6-(ethylamino)-1,3,5-triazin-2-yl]amino}-2-methylbutanenitrile DB07551, (2S)-2-{[4-chloro-6-(ethylamino)-1,3,5-triazin-2-yl]amino}-2-methylbutanenitrile DB07392, Atrazine DB04147, Dodecyldimethylamine N-oxide DB04464, N-Formylmethionine DB08215, Terbutryn DB08689, Ubiquinone Q1 DB08690, Ubiquinone Q2 |
Phylogenomic databases
OMAi | IFPHLDW |
OrthoDBi | 634532at2 |
Miscellaneous databases
EvolutionaryTracei | P06010 |
Family and domain databases
CDDi | cd09291, Photo-RC_M, 1 hit |
Gene3Di | 1.20.85.10, 2 hits |
InterProi | View protein in InterPro IPR036854, Photo_II_D1/D2_sf IPR000484, Photo_RC_L/M IPR005781, Photo_RC_M |
Pfami | View protein in Pfam PF00124, Photo_RC, 1 hit |
PRINTSi | PR00256, REACTNCENTRE |
SUPFAMi | SSF81483, SSF81483, 1 hit |
TIGRFAMsi | TIGR01115, pufM, 1 hit |
PROSITEi | View protein in PROSITE PS00244, REACTION_CENTER, 1 hit |
ProtoNeti | Search... |
MobiDBi | Search... |
Entry informationi
Entry namei | RCEM_BLAVI | |
Accessioni | P06010Primary (citable) accession number: P06010 | |
Entry historyi | Integrated into UniProtKB/Swiss-Prot: | August 13, 1987 |
Last sequence update: | January 23, 2007 | |
Last modified: | April 7, 2021 | |
This is version 140 of the entry and version 3 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