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P0C0Y7

- RCEH_RHOSH

UniProt

P0C0Y7 - RCEH_RHOSH

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Protein

Reaction center protein H chain

Gene

puhA

Organism
Rhodobacter sphaeroides (Rhodopseudomonas sphaeroides)
Status
Reviewed - Annotation score: 3 out of 5- Experimental evidence at protein leveli

Functioni

The reaction center is a membrane-bound complex that mediates the initial photochemical event in the electron transfer process of photosynthesis.

Cofactori

Protein has several cofactor binding sites:

GO - Molecular functioni

  1. bacteriochlorophyll binding Source: UniProtKB-KW
  2. electron transporter, transferring electrons within the cyclic electron transport pathway of photosynthesis activity Source: InterPro

GO - Biological processi

  1. oxidation-reduction process Source: UniProtKB-KW
  2. photosynthesis, light reaction Source: InterPro
  3. protein-chromophore linkage Source: UniProtKB-KW
Complete GO annotation...

Keywords - Biological processi

Electron transport, Photosynthesis, Transport

Keywords - Ligandi

Bacteriochlorophyll, Chlorophyll, Chromophore

Protein family/group databases

TCDBi3.E.2.1.1. the photosynthetic reaction center (prc) family.

Names & Taxonomyi

Protein namesi
Recommended name:
Reaction center protein H chain
Alternative name(s):
Photosynthetic reaction center H subunit
Gene namesi
Name:puhA
OrganismiRhodobacter sphaeroides (Rhodopseudomonas sphaeroides)
Taxonomic identifieri1063 [NCBI]
Taxonomic lineageiBacteriaProteobacteriaAlphaproteobacteriaRhodobacteralesRhodobacteraceaeRhodobacter

Subcellular locationi

Topology

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Topological domaini1 – 1111PeriplasmicAdd
BLAST
Transmembranei12 – 3120HelicalAdd
BLAST
Topological domaini32 – 260229CytoplasmicAdd
BLAST

GO - Cellular componenti

  1. integral component of membrane Source: UniProtKB-KW
  2. plasma membrane light-harvesting complex Source: InterPro
Complete GO annotation...

Keywords - Cellular componenti

Membrane, Reaction center

PTM / Processingi

Molecule processing

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Chaini1 – 260260Reaction center protein H chainPRO_0000090394Add
BLAST

Interactioni

Subunit structurei

Heterotrimer composed of subunits L, M, and H.

Protein-protein interaction databases

DIPiDIP-60491N.

Structurei

Secondary structure

1
260
Legend: HelixTurnBeta strand
Show more details
Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Turni6 – 83Combined sources
Helixi12 – 3423Combined sources
Beta strandi37 – 393Combined sources
Beta strandi40 – 434Combined sources
Beta strandi47 – 493Combined sources
Beta strandi50 – 523Combined sources
Beta strandi56 – 583Combined sources
Beta strandi62 – 665Combined sources
Helixi67 – 693Combined sources
Beta strandi71 – 766Combined sources
Beta strandi87 – 937Combined sources
Beta strandi98 – 1025Combined sources
Helixi104 – 1074Combined sources
Helixi110 – 1123Combined sources
Beta strandi127 – 1337Combined sources
Helixi134 – 1363Combined sources
Beta strandi137 – 1393Combined sources
Beta strandi141 – 1455Combined sources
Helixi148 – 1503Combined sources
Beta strandi152 – 1554Combined sources
Beta strandi156 – 1583Combined sources
Beta strandi160 – 17011Combined sources
Turni171 – 1744Combined sources
Beta strandi175 – 1828Combined sources
Beta strandi184 – 1863Combined sources
Beta strandi188 – 1925Combined sources
Helixi193 – 1953Combined sources
Beta strandi197 – 1993Combined sources
Beta strandi203 – 2075Combined sources
Helixi210 – 2123Combined sources
Turni213 – 2153Combined sources
Beta strandi220 – 2234Combined sources
Helixi227 – 24317Combined sources
Helixi245 – 2473Combined sources
Beta strandi248 – 2503Combined sources
Helixi251 – 2544Combined sources

3D structure databases

Select the link destinations:
PDBei
RCSB PDBi
PDBji
Links Updated
EntryMethodResolution (Å)ChainPositionsPDBsum
1AIGX-ray2.60H/P1-260[»]
1AIJX-ray2.20H/T1-260[»]
1DS8X-ray2.50H/T1-260[»]
1DV3X-ray2.50H/T1-260[»]
1DV6X-ray2.50H/T1-260[»]
1E14X-ray2.70H1-260[»]
1E6DX-ray2.30H1-260[»]
1F6NX-ray2.80H1-260[»]
1FNPX-ray2.60H1-260[»]
1FNQX-ray2.60H1-260[»]
1JGWX-ray2.80H1-260[»]
1JGXX-ray3.01H1-260[»]
1JGYX-ray2.70H1-260[»]
1JGZX-ray2.70H1-260[»]
1JH0X-ray3.50H1-260[»]
1K6LX-ray3.10H1-260[»]
1K6NX-ray3.10H1-260[»]
1KBYX-ray2.50H1-260[»]
1L9BX-ray2.40H1-260[»]
1L9JX-ray3.25H/T1-260[»]
1M3XX-ray2.55H1-260[»]
1MPSX-ray2.55H1-260[»]
1OGVX-ray2.35H11-260[»]
1PCRX-ray2.65H1-260[»]
1PSSX-ray3.00H12-248[»]
1PSTX-ray3.00H12-248[»]
1QOVX-ray2.10H1-260[»]
1RG5X-ray2.50H1-260[»]
1RGNX-ray2.80H1-260[»]
1RQKX-ray2.70H1-260[»]
1RVJX-ray2.75H1-260[»]
1RY5X-ray2.10H1-260[»]
1RZHX-ray1.80H1-260[»]
1RZZX-ray2.40H/T1-260[»]
1S00X-ray2.60H/T1-260[»]
1UMXX-ray2.80H1-260[»]
1YF6X-ray2.25H1-260[»]
1YSTX-ray3.00H1-260[»]
1Z9JX-ray4.50C1-260[»]
1Z9KX-ray4.60C1-260[»]
2BNPX-ray2.70C1-260[»]
2BNSX-ray2.50C1-260[»]
2BOZX-ray2.40H1-260[»]
2GMRX-ray2.50H1-260[»]
2GNUX-ray2.20H11-245[»]
2HG3X-ray2.70H1-260[»]
2HG9X-ray2.45H1-260[»]
2HH1X-ray2.55H1-260[»]
2HHKX-ray2.50H1-260[»]
2HITX-ray2.75H1-260[»]
2HJ6X-ray3.00H1-260[»]
2J8CX-ray1.87H1-260[»]
2J8DX-ray2.07H1-260[»]
2JIYX-ray2.20H1-260[»]
2JJ0X-ray2.80H1-260[»]
2RCRX-ray3.10H1-260[»]
2UWSX-ray2.90H1-260[»]
2UWTX-ray2.50H1-260[»]
2UWUX-ray2.04H1-260[»]
2UWVX-ray2.13H1-260[»]
2UWWX-ray2.05H1-260[»]
2UX3X-ray2.50H1-260[»]
2UX4X-ray2.51H1-260[»]
2UX5X-ray2.21H1-260[»]
2UXJX-ray2.25H1-260[»]
2UXKX-ray2.31H1-260[»]
2UXLX-ray2.88H1-260[»]
2UXMX-ray2.70H1-260[»]
3DSYX-ray3.00H1-260[»]
3DTAX-ray3.20H1-260[»]
3DTRX-ray3.10H1-260[»]
3DTSX-ray3.10H1-260[»]
3DU2X-ray3.10H1-260[»]
3DU3X-ray2.80H1-260[»]
3DUQX-ray2.70H1-260[»]
3I4DX-ray2.01H1-260[»]
3V3YX-ray2.80H10-250[»]
3V3ZX-ray2.90H10-250[»]
3ZUMX-ray2.50H1-260[»]
3ZUWX-ray2.31H1-260[»]
4H99X-ray2.97H11-250[»]
4H9LX-ray2.77H11-250[»]
4HBHX-ray2.93H11-250[»]
4HBJX-ray2.74H11-250[»]
4IN7X-ray2.85H1-250[»]
4JC9X-ray7.78H1-260[»]
4JCBX-ray7.78H1-260[»]
4LWYX-ray2.90H1-260[»]
4N7KX-ray2.85H11-251[»]
4RCRX-ray2.80H1-260[»]
4TQQX-ray2.50H11-250[»]
ProteinModelPortaliP0C0Y7.
SMRiP0C0Y7. Positions 1-260.
ModBaseiSearch...
MobiDBiSearch...

Miscellaneous databases

EvolutionaryTraceiP0C0Y7.

Family & Domainsi

Sequence similaritiesi

Belongs to the reaction center PuhA family.Curated

Keywords - Domaini

Transmembrane, Transmembrane helix

Family and domain databases

Gene3Di3.90.50.10. 1 hit.
4.10.540.10. 1 hit.
InterProiIPR014747. Bac_photo_RC_H_C.
IPR005652. Photo_RC_H.
IPR015810. Photo_RC_H_N.
IPR027275. PRC-brl_dom.
IPR011033. PRC_barrel-like.
[Graphical view]
PfamiPF05239. PRC. 1 hit.
PF03967. PRCH. 1 hit.
[Graphical view]
SUPFAMiSSF50346. SSF50346. 1 hit.
TIGRFAMsiTIGR01150. puhA. 1 hit.

Sequencei

Sequence statusi: Complete.

P0C0Y7-1 [UniParc]FASTAAdd to Basket

« Hide

        10         20         30         40         50
MVGVTAFGNF DLASLAIYSF WIFLAGLIYY LQTENMREGY PLENEDGTPA
60 70 80 90 100
ANQGPFPLPK PKTFILPHGR GTLTVPGPES EDRPIALART AVSEGFPHAP
110 120 130 140 150
TGDPMKDGVG PASWVARRDL PELDGHGHNK IKPMKAAAGF HVSAGKNPIG
160 170 180 190 200
LPVRGCDLEI AGKVVDIWVD IPEQMARFLE VELKDGSTRL LPMQMVKVQS
210 220 230 240 250
NRVHVNALSS DLFAGIPTIK SPTEVTLLEE DKICGYVAGG LMYAAPKRKS
260
VVAAMLAEYA
Length:260
Mass (Da):28,035
Last modified:January 24, 2006 - v1
Checksum:i7E0B913B63D4DEB0
GO

Sequence databases

Select the link destinations:
EMBLi
GenBanki
DDBJi
Links Updated
M18412 Genomic DNA. Translation: AAA26176.1.
X63378 Genomic DNA. Translation: CAA44976.1.
PIRiA26538.

Cross-referencesi

Sequence databases

Select the link destinations:
EMBLi
GenBanki
DDBJi
Links Updated
M18412 Genomic DNA. Translation: AAA26176.1 .
X63378 Genomic DNA. Translation: CAA44976.1 .
PIRi A26538.

3D structure databases

Select the link destinations:
PDBei
RCSB PDBi
PDBji
Links Updated
Entry Method Resolution (Å) Chain Positions PDBsum
1AIG X-ray 2.60 H/P 1-260 [» ]
1AIJ X-ray 2.20 H/T 1-260 [» ]
1DS8 X-ray 2.50 H/T 1-260 [» ]
1DV3 X-ray 2.50 H/T 1-260 [» ]
1DV6 X-ray 2.50 H/T 1-260 [» ]
1E14 X-ray 2.70 H 1-260 [» ]
1E6D X-ray 2.30 H 1-260 [» ]
1F6N X-ray 2.80 H 1-260 [» ]
1FNP X-ray 2.60 H 1-260 [» ]
1FNQ X-ray 2.60 H 1-260 [» ]
1JGW X-ray 2.80 H 1-260 [» ]
1JGX X-ray 3.01 H 1-260 [» ]
1JGY X-ray 2.70 H 1-260 [» ]
1JGZ X-ray 2.70 H 1-260 [» ]
1JH0 X-ray 3.50 H 1-260 [» ]
1K6L X-ray 3.10 H 1-260 [» ]
1K6N X-ray 3.10 H 1-260 [» ]
1KBY X-ray 2.50 H 1-260 [» ]
1L9B X-ray 2.40 H 1-260 [» ]
1L9J X-ray 3.25 H/T 1-260 [» ]
1M3X X-ray 2.55 H 1-260 [» ]
1MPS X-ray 2.55 H 1-260 [» ]
1OGV X-ray 2.35 H 11-260 [» ]
1PCR X-ray 2.65 H 1-260 [» ]
1PSS X-ray 3.00 H 12-248 [» ]
1PST X-ray 3.00 H 12-248 [» ]
1QOV X-ray 2.10 H 1-260 [» ]
1RG5 X-ray 2.50 H 1-260 [» ]
1RGN X-ray 2.80 H 1-260 [» ]
1RQK X-ray 2.70 H 1-260 [» ]
1RVJ X-ray 2.75 H 1-260 [» ]
1RY5 X-ray 2.10 H 1-260 [» ]
1RZH X-ray 1.80 H 1-260 [» ]
1RZZ X-ray 2.40 H/T 1-260 [» ]
1S00 X-ray 2.60 H/T 1-260 [» ]
1UMX X-ray 2.80 H 1-260 [» ]
1YF6 X-ray 2.25 H 1-260 [» ]
1YST X-ray 3.00 H 1-260 [» ]
1Z9J X-ray 4.50 C 1-260 [» ]
1Z9K X-ray 4.60 C 1-260 [» ]
2BNP X-ray 2.70 C 1-260 [» ]
2BNS X-ray 2.50 C 1-260 [» ]
2BOZ X-ray 2.40 H 1-260 [» ]
2GMR X-ray 2.50 H 1-260 [» ]
2GNU X-ray 2.20 H 11-245 [» ]
2HG3 X-ray 2.70 H 1-260 [» ]
2HG9 X-ray 2.45 H 1-260 [» ]
2HH1 X-ray 2.55 H 1-260 [» ]
2HHK X-ray 2.50 H 1-260 [» ]
2HIT X-ray 2.75 H 1-260 [» ]
2HJ6 X-ray 3.00 H 1-260 [» ]
2J8C X-ray 1.87 H 1-260 [» ]
2J8D X-ray 2.07 H 1-260 [» ]
2JIY X-ray 2.20 H 1-260 [» ]
2JJ0 X-ray 2.80 H 1-260 [» ]
2RCR X-ray 3.10 H 1-260 [» ]
2UWS X-ray 2.90 H 1-260 [» ]
2UWT X-ray 2.50 H 1-260 [» ]
2UWU X-ray 2.04 H 1-260 [» ]
2UWV X-ray 2.13 H 1-260 [» ]
2UWW X-ray 2.05 H 1-260 [» ]
2UX3 X-ray 2.50 H 1-260 [» ]
2UX4 X-ray 2.51 H 1-260 [» ]
2UX5 X-ray 2.21 H 1-260 [» ]
2UXJ X-ray 2.25 H 1-260 [» ]
2UXK X-ray 2.31 H 1-260 [» ]
2UXL X-ray 2.88 H 1-260 [» ]
2UXM X-ray 2.70 H 1-260 [» ]
3DSY X-ray 3.00 H 1-260 [» ]
3DTA X-ray 3.20 H 1-260 [» ]
3DTR X-ray 3.10 H 1-260 [» ]
3DTS X-ray 3.10 H 1-260 [» ]
3DU2 X-ray 3.10 H 1-260 [» ]
3DU3 X-ray 2.80 H 1-260 [» ]
3DUQ X-ray 2.70 H 1-260 [» ]
3I4D X-ray 2.01 H 1-260 [» ]
3V3Y X-ray 2.80 H 10-250 [» ]
3V3Z X-ray 2.90 H 10-250 [» ]
3ZUM X-ray 2.50 H 1-260 [» ]
3ZUW X-ray 2.31 H 1-260 [» ]
4H99 X-ray 2.97 H 11-250 [» ]
4H9L X-ray 2.77 H 11-250 [» ]
4HBH X-ray 2.93 H 11-250 [» ]
4HBJ X-ray 2.74 H 11-250 [» ]
4IN7 X-ray 2.85 H 1-250 [» ]
4JC9 X-ray 7.78 H 1-260 [» ]
4JCB X-ray 7.78 H 1-260 [» ]
4LWY X-ray 2.90 H 1-260 [» ]
4N7K X-ray 2.85 H 11-251 [» ]
4RCR X-ray 2.80 H 1-260 [» ]
4TQQ X-ray 2.50 H 11-250 [» ]
ProteinModelPortali P0C0Y7.
SMRi P0C0Y7. Positions 1-260.
ModBasei Search...
MobiDBi Search...

Protein-protein interaction databases

DIPi DIP-60491N.

Protein family/group databases

TCDBi 3.E.2.1.1. the photosynthetic reaction center (prc) family.

Protocols and materials databases

Structural Biology Knowledgebase Search...

Miscellaneous databases

EvolutionaryTracei P0C0Y7.

Family and domain databases

Gene3Di 3.90.50.10. 1 hit.
4.10.540.10. 1 hit.
InterProi IPR014747. Bac_photo_RC_H_C.
IPR005652. Photo_RC_H.
IPR015810. Photo_RC_H_N.
IPR027275. PRC-brl_dom.
IPR011033. PRC_barrel-like.
[Graphical view ]
Pfami PF05239. PRC. 1 hit.
PF03967. PRCH. 1 hit.
[Graphical view ]
SUPFAMi SSF50346. SSF50346. 1 hit.
TIGRFAMsi TIGR01150. puhA. 1 hit.
ProtoNeti Search...

Publicationsi

  1. "Primary structure of the reaction center from Rhodopseudomonas sphaeroides."
    Williams J.C., Steiner L.A., Feher G.
    Proteins 1:312-325(1986) [PubMed] [Europe PMC] [Abstract]
    Cited for: NUCLEOTIDE SEQUENCE [GENOMIC DNA].
  2. Picaud M.
    Submitted (OCT-1991) to the EMBL/GenBank/DDBJ databases
    Cited for: NUCLEOTIDE SEQUENCE [GENOMIC DNA].
    Strain: Y.
  3. "Structure of the membrane-bound protein photosynthetic reaction center from Rhodobacter sphaeroides."
    Chang C.-H., El-Kabbani O., Tiede D., Norris J., Schiffer M.
    Biochemistry 30:5352-5360(1991) [PubMed] [Europe PMC] [Abstract]
    Cited for: X-RAY CRYSTALLOGRAPHY (3.1 ANGSTROMS).
  4. "Structure of the reaction center from Rhodobacter sphaeroides R-26: protein-cofactor (quinones and Fe2+) interactions."
    Allen J.P., Feher G., Yeates T.O., Komiya H., Rees D.C.
    Proc. Natl. Acad. Sci. U.S.A. 85:8487-8491(1988) [PubMed] [Europe PMC] [Abstract]
    Cited for: X-RAY CRYSTALLOGRAPHY (2.8 ANGSTROMS).
    Strain: R-26.
  5. "Structure of the reaction center from Rhodobacter sphaeroides R-26: the protein subunits."
    Allen J.P., Feher G., Yeates T.O., Komiya H., Rees D.C.
    Proc. Natl. Acad. Sci. U.S.A. 84:6162-6166(1987) [PubMed] [Europe PMC] [Abstract]
    Cited for: X-RAY CRYSTALLOGRAPHY (2.8 ANGSTROMS).
    Strain: R-26.
  6. "Structural studies of wild-type and mutant reaction centers from an antenna-deficient strain of Rhodobacter sphaeroides: monitoring the optical properties of the complex from bacterial cell to crystal."
    McAuley-Hecht K.E., Fyfe P.K., Ridge J.P., Prince S.M., Hunter C.N., Isaacs N.W., Cogdell R.J., Jones M.R.
    Biochemistry 37:4740-4750(1998) [PubMed] [Europe PMC] [Abstract]
    Cited for: X-RAY CRYSTALLOGRAPHY (2.55 ANGSTROMS).

Entry informationi

Entry nameiRCEH_RHOSH
AccessioniPrimary (citable) accession number: P0C0Y7
Secondary accession number(s): P11846, Q9RFD9
Entry historyi
Integrated into UniProtKB/Swiss-Prot: January 24, 2006
Last sequence update: January 24, 2006
Last modified: November 26, 2014
This is version 59 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