Skip Header

You are using a version of browser that may not display all the features of this website. Please consider upgrading your browser.

Q01667

- CAB6_ARATH

UniProt

Q01667 - CAB6_ARATH

(max 400 entries)x

Your basket is currently empty.

Select item(s) and click on "Add to basket" to create your own collection here
(400 entries max)

Protein

Chlorophyll a-b binding protein 6, chloroplastic

Gene

LHCA1

Organism
Arabidopsis thaliana (Mouse-ear cress)
Status
Reviewed - Annotation score: 5 out of 5- Experimental evidence at protein leveli

Functioni

The light-harvesting complex (LHC) functions as a light receptor, it captures and delivers excitation energy to photosystems with which it is closely associated.

Cofactori

Binds at least 14 chlorophylls (8 Chl-a and 6 Chl-b) and carotenoids such as lutein and neoxanthin.By similarity

Sites

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Metal bindingi48 – 481Magnesium (chlorophyll-b 1 axial ligand); via carbonyl oxygenBy similarity
Binding sitei68 – 681Chlorophyll-a 1; via amide nitrogenBy similarity
Metal bindingi87 – 871Magnesium (chlorophyll-a 1 axial ligand)By similarity
Metal bindingi90 – 901Magnesium (chlorophyll-a 2 axial ligand)By similarity
Binding sitei92 – 921Chlorophyll-b 2By similarity
Binding sitei129 – 1291Chlorophyll-a 3; via amide nitrogenBy similarity
Metal bindingi133 – 1331Magnesium (chlorophyll-b 2 axial ligand); via carbonyl oxygenBy similarity
Metal bindingi153 – 1531Magnesium (chlorophyll-b 3 axial ligand)By similarity
Binding sitei156 – 1561Chlorophyll-b 4By similarity
Binding sitei190 – 1901Chlorophyll-a 5By similarity
Metal bindingi191 – 1911Magnesium (chlorophyll-a 3 axial ligand)By similarity
Metal bindingi194 – 1941Magnesium (chlorophyll-a 4 axial ligand)By similarity
Binding sitei196 – 1961Chlorophyll-a 1By similarity
Metal bindingi208 – 2081Magnesium (chlorophyll-a 5 axial ligand)By similarity
Metal bindingi224 – 2241Magnesium (chlorophyll-a 6 axial ligand)By similarity

GO - Molecular functioni

  1. chlorophyll binding Source: UniProtKB-KW
  2. metal ion binding Source: UniProtKB-KW

GO - Biological processi

  1. photosynthesis, light harvesting in photosystem I Source: TAIR
  2. protein-chromophore linkage Source: UniProtKB-KW
  3. response to blue light Source: TAIR
  4. response to far red light Source: TAIR
  5. response to red light Source: TAIR
Complete GO annotation...

Keywords - Biological processi

Photosynthesis

Keywords - Ligandi

Chlorophyll, Chromophore, Magnesium, Metal-binding

Names & Taxonomyi

Protein namesi
Recommended name:
Chlorophyll a-b binding protein 6, chloroplastic
Alternative name(s):
LHCI-730
LHCII type III CAB-6
Light-harvesting complex protein Lhca1
Gene namesi
Name:LHCA1
Synonyms:CAB6
Ordered Locus Names:At3g54890
ORF Names:F28P10.130
OrganismiArabidopsis thaliana (Mouse-ear cress)
Taxonomic identifieri3702 [NCBI]
Taxonomic lineageiEukaryotaViridiplantaeStreptophytaEmbryophytaTracheophytaSpermatophytaMagnoliophytaeudicotyledonsGunneridaePentapetalaerosidsmalvidsBrassicalesBrassicaceaeCamelineaeArabidopsis
ProteomesiUP000006548: Chromosome 3

Organism-specific databases

TAIRiAT3G54890.

Subcellular locationi

GO - Cellular componenti

  1. chloroplast Source: TAIR
  2. chloroplast envelope Source: TAIR
  3. chloroplast thylakoid Source: TAIR
  4. chloroplast thylakoid membrane Source: TAIR
  5. integral component of membrane Source: UniProtKB-KW
  6. membrane Source: TAIR
  7. photosystem I Source: UniProtKB-KW
  8. photosystem II Source: UniProtKB-KW
  9. plastoglobule Source: TAIR
  10. thylakoid Source: TAIR
Complete GO annotation...

Keywords - Cellular componenti

Chloroplast, Membrane, Photosystem I, Photosystem II, Plastid, Thylakoid

PTM / Processingi

Molecule processing

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Transit peptidei1 – 3535ChloroplastSequence AnalysisAdd
BLAST
Chaini36 – 241206Chlorophyll a-b binding protein 6, chloroplasticPRO_0000401362Add
BLAST

Post-translational modificationi

Photoregulated by reversible phosphorylation of its threonine residues.By similarity

Keywords - PTMi

Phosphoprotein

Proteomic databases

PaxDbiQ01667.
PRIDEiQ01667.

Expressioni

Gene expression databases

ExpressionAtlasiQ01667. baseline and differential.
GenevestigatoriQ01667.

Interactioni

Subunit structurei

The LHC complex consists of chlorophyll a-b binding proteins. Heterodimer with LHCA4.

Protein-protein interaction databases

DIPiDIP-59003N.
STRINGi3702.AT3G54890.1-P.

Structurei

Secondary structure

1
241
Legend: HelixTurnBeta strand
Show more details
Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Beta strandi51 – 533
Beta strandi67 – 693
Turni71 – 788
Helixi79 – 824
Helixi84 – 9411
Turni95 – 973
Helixi98 – 1003
Beta strandi101 – 1033
Beta strandi119 – 1213
Beta strandi129 – 1313
Beta strandi133 – 1375
Helixi138 – 14811
Helixi150 – 1567
Beta strandi160 – 1634
Beta strandi165 – 1673
Beta strandi174 – 1763
Beta strandi180 – 1834
Helixi191 – 20313
Helixi205 – 2095
Beta strandi210 – 2123

3D structure databases

Select the link destinations:
PDBe
RCSB PDB
PDBj
Links Updated
EntryMethodResolution (Å)ChainPositionsPDBsum
2O01X-ray3.40149-235[»]
2WSCX-ray3.3011-241[»]
2WSEX-ray3.4911-241[»]
2WSFX-ray3.4811-241[»]
ProteinModelPortaliQ01667.
SMRiQ01667. Positions 61-230.
ModBaseiSearch...
MobiDBiSearch...

Miscellaneous databases

EvolutionaryTraceiQ01667.

Transmembrane

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Transmembranei93 – 11321HelicalSequence AnalysisAdd
BLAST
Transmembranei132 – 15221HelicalSequence AnalysisAdd
BLAST
Transmembranei197 – 21721HelicalSequence AnalysisAdd
BLAST

Family & Domainsi

Domaini

The N-terminus of the protein extends into the stroma where it is involved with adhesion of granal membranes and post-translational modifications; both are believed to mediate the distribution of excitation energy between photosystems I and II.

Sequence similaritiesi

Keywords - Domaini

Transit peptide, Transmembrane, Transmembrane helix

Phylogenomic databases

eggNOGiNOG263751.
HOGENOMiHOG000238033.
InParanoidiQ01667.
KOiK08907.
OMAiMASNSLM.
PhylomeDBiQ01667.

Family and domain databases

Gene3Di1.10.3460.10. 1 hit.
InterProiIPR001344. Chloro_AB-bd_pln.
IPR022796. Chloroa_b-bind.
IPR023329. Chlorophyll_a/b-bd_dom.
[Graphical view]
PANTHERiPTHR21649. PTHR21649. 1 hit.
PfamiPF00504. Chloroa_b-bind. 1 hit.
[Graphical view]
SUPFAMiSSF103511. SSF103511. 1 hit.

Sequencei

Sequence statusi: Complete.

Sequence processingi: The displayed sequence is further processed into a mature form.

This entry describes 1 isoform i produced by alternative splicing. Align

Note: A number of isoforms are produced. According to EST sequences.

Isoform 1 (identifier: Q01667-1) [UniParc]FASTAAdd to Basket

This isoform has been chosen as the 'canonical' sequence. All positional information in this entry refers to it. This is also the sequence that appears in the downloadable versions of the entry.

« Hide

        10         20         30         40         50
MASNSLMSCG IAAVYPSLLS SSKSKFVSAG VPLPNAGNVG RIRMAAHWMP
60 70 80 90 100
GEPRPAYLDG SAPGDFGFDP LGLGEVPANL ERYKESELIH CRWAMLAVPG
110 120 130 140 150
ILVPEALGYG NWVKAQEWAA LPGGQATYLG NPVPWGTLPT ILAIEFLAIA
160 170 180 190 200
FVEHQRSMEK DPEKKKYPGG AFDPLGYSKD PKKLEELKVK EIKNGRLALL
210 220 230 240
AFVGFCVQQS AYPGTGPLEN LATHLADPWH NNIGDIVIPF N
Length:241
Mass (Da):25,996
Last modified:November 1, 1996 - v1
Checksum:i2F5EE06B55A979CE
GO

Experimental Info

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Sequence conflicti11 – 111I → K in AAG40043. (PubMed:14593172)Curated
Sequence conflicti43 – 431R → K in AAG40043. (PubMed:14593172)Curated

Sequence databases

Select the link destinations:
EMBL
GenBank
DDBJ
Links Updated
M85150 Genomic DNA. Translation: AAA32759.1.
X56062 mRNA. Translation: CAA39534.1.
AL049655 Genomic DNA. Translation: CAB41095.1.
CP002686 Genomic DNA. Translation: AEE79306.1.
AF324692 mRNA. Translation: AAG40043.2.
AF325016 mRNA. Translation: AAG40368.1.
AF326866 mRNA. Translation: AAG41448.1.
AF339688 mRNA. Translation: AAK00370.1.
AF361847 mRNA. Translation: AAK32859.1.
AY070473 mRNA. Translation: AAL49939.1.
AY094437 mRNA. Translation: AAM19809.1.
BT000852 mRNA. Translation: AAN38689.1.
AK317555 mRNA. Translation: BAH20219.1.
PIRiS25435.
RefSeqiNP_191049.1. NM_115346.3. [Q01667-1]
UniGeneiAt.23982.
At.67867.

Genome annotation databases

EnsemblPlantsiAT3G54890.1; AT3G54890.1; AT3G54890. [Q01667-1]
GeneIDi824654.
KEGGiath:AT3G54890.

Keywords - Coding sequence diversityi

Alternative splicing

Cross-referencesi

Sequence databases

Select the link destinations:
EMBL
GenBank
DDBJ
Links Updated
M85150 Genomic DNA. Translation: AAA32759.1 .
X56062 mRNA. Translation: CAA39534.1 .
AL049655 Genomic DNA. Translation: CAB41095.1 .
CP002686 Genomic DNA. Translation: AEE79306.1 .
AF324692 mRNA. Translation: AAG40043.2 .
AF325016 mRNA. Translation: AAG40368.1 .
AF326866 mRNA. Translation: AAG41448.1 .
AF339688 mRNA. Translation: AAK00370.1 .
AF361847 mRNA. Translation: AAK32859.1 .
AY070473 mRNA. Translation: AAL49939.1 .
AY094437 mRNA. Translation: AAM19809.1 .
BT000852 mRNA. Translation: AAN38689.1 .
AK317555 mRNA. Translation: BAH20219.1 .
PIRi S25435.
RefSeqi NP_191049.1. NM_115346.3. [Q01667-1 ]
UniGenei At.23982.
At.67867.

3D structure databases

Select the link destinations:
PDBe
RCSB PDB
PDBj
Links Updated
Entry Method Resolution (Å) Chain Positions PDBsum
2O01 X-ray 3.40 1 49-235 [» ]
2WSC X-ray 3.30 1 1-241 [» ]
2WSE X-ray 3.49 1 1-241 [» ]
2WSF X-ray 3.48 1 1-241 [» ]
ProteinModelPortali Q01667.
SMRi Q01667. Positions 61-230.
ModBasei Search...
MobiDBi Search...

Protein-protein interaction databases

DIPi DIP-59003N.
STRINGi 3702.AT3G54890.1-P.

Proteomic databases

PaxDbi Q01667.
PRIDEi Q01667.

Protocols and materials databases

Structural Biology Knowledgebase Search...

Genome annotation databases

EnsemblPlantsi AT3G54890.1 ; AT3G54890.1 ; AT3G54890 . [Q01667-1 ]
GeneIDi 824654.
KEGGi ath:AT3G54890.

Organism-specific databases

TAIRi AT3G54890.

Phylogenomic databases

eggNOGi NOG263751.
HOGENOMi HOG000238033.
InParanoidi Q01667.
KOi K08907.
OMAi MASNSLM.
PhylomeDBi Q01667.

Miscellaneous databases

EvolutionaryTracei Q01667.

Gene expression databases

ExpressionAtlasi Q01667. baseline and differential.
Genevestigatori Q01667.

Family and domain databases

Gene3Di 1.10.3460.10. 1 hit.
InterProi IPR001344. Chloro_AB-bd_pln.
IPR022796. Chloroa_b-bind.
IPR023329. Chlorophyll_a/b-bd_dom.
[Graphical view ]
PANTHERi PTHR21649. PTHR21649. 1 hit.
Pfami PF00504. Chloroa_b-bind. 1 hit.
[Graphical view ]
SUPFAMi SSF103511. SSF103511. 1 hit.
ProtoNeti Search...

Publicationsi

« Hide 'large scale' publications
  1. "Identification of a single-copy gene encoding a type I chlorophyll a/b-binding polypeptide of photosystem I in Arabidopsis thaliana."
    Jensen P.E., Kristensen M., Lehmbeck J., Hoff T., Stummann B.M., Henningsen K.W.
    Physiol. Plantarum 84:561-567(1992)
    Cited for: NUCLEOTIDE SEQUENCE [GENOMIC DNA / MRNA].
    Strain: cv. Columbia.
  2. "Sequence and analysis of chromosome 3 of the plant Arabidopsis thaliana."
    Salanoubat M., Lemcke K., Rieger M., Ansorge W., Unseld M., Fartmann B., Valle G., Bloecker H., Perez-Alonso M., Obermaier B., Delseny M., Boutry M., Grivell L.A., Mache R., Puigdomenech P., De Simone V., Choisne N., Artiguenave F.
    , Robert C., Brottier P., Wincker P., Cattolico L., Weissenbach J., Saurin W., Quetier F., Schaefer M., Mueller-Auer S., Gabel C., Fuchs M., Benes V., Wurmbach E., Drzonek H., Erfle H., Jordan N., Bangert S., Wiedelmann R., Kranz H., Voss H., Holland R., Brandt P., Nyakatura G., Vezzi A., D'Angelo M., Pallavicini A., Toppo S., Simionati B., Conrad A., Hornischer K., Kauer G., Loehnert T.-H., Nordsiek G., Reichelt J., Scharfe M., Schoen O., Bargues M., Terol J., Climent J., Navarro P., Collado C., Perez-Perez A., Ottenwaelder B., Duchemin D., Cooke R., Laudie M., Berger-Llauro C., Purnelle B., Masuy D., de Haan M., Maarse A.C., Alcaraz J.-P., Cottet A., Casacuberta E., Monfort A., Argiriou A., Flores M., Liguori R., Vitale D., Mannhaupt G., Haase D., Schoof H., Rudd S., Zaccaria P., Mewes H.-W., Mayer K.F.X., Kaul S., Town C.D., Koo H.L., Tallon L.J., Jenkins J., Rooney T., Rizzo M., Walts A., Utterback T., Fujii C.Y., Shea T.P., Creasy T.H., Haas B., Maiti R., Wu D., Peterson J., Van Aken S., Pai G., Militscher J., Sellers P., Gill J.E., Feldblyum T.V., Preuss D., Lin X., Nierman W.C., Salzberg S.L., White O., Venter J.C., Fraser C.M., Kaneko T., Nakamura Y., Sato S., Kato T., Asamizu E., Sasamoto S., Kimura T., Idesawa K., Kawashima K., Kishida Y., Kiyokawa C., Kohara M., Matsumoto M., Matsuno A., Muraki A., Nakayama S., Nakazaki N., Shinpo S., Takeuchi C., Wada T., Watanabe A., Yamada M., Yasuda M., Tabata S.
    Nature 408:820-822(2000) [PubMed] [Europe PMC] [Abstract]
    Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
    Strain: cv. Columbia.
  3. The Arabidopsis Information Resource (TAIR)
    Submitted (APR-2011) to the EMBL/GenBank/DDBJ databases
    Cited for: GENOME REANNOTATION.
    Strain: cv. Columbia.
  4. "Empirical analysis of transcriptional activity in the Arabidopsis genome."
    Yamada K., Lim J., Dale J.M., Chen H., Shinn P., Palm C.J., Southwick A.M., Wu H.C., Kim C.J., Nguyen M., Pham P.K., Cheuk R.F., Karlin-Newmann G., Liu S.X., Lam B., Sakano H., Wu T., Yu G.
    , Miranda M., Quach H.L., Tripp M., Chang C.H., Lee J.M., Toriumi M.J., Chan M.M., Tang C.C., Onodera C.S., Deng J.M., Akiyama K., Ansari Y., Arakawa T., Banh J., Banno F., Bowser L., Brooks S.Y., Carninci P., Chao Q., Choy N., Enju A., Goldsmith A.D., Gurjal M., Hansen N.F., Hayashizaki Y., Johnson-Hopson C., Hsuan V.W., Iida K., Karnes M., Khan S., Koesema E., Ishida J., Jiang P.X., Jones T., Kawai J., Kamiya A., Meyers C., Nakajima M., Narusaka M., Seki M., Sakurai T., Satou M., Tamse R., Vaysberg M., Wallender E.K., Wong C., Yamamura Y., Yuan S., Shinozaki K., Davis R.W., Theologis A., Ecker J.R.
    Science 302:842-846(2003) [PubMed] [Europe PMC] [Abstract]
    Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA].
    Strain: cv. Columbia.
  5. "Analysis of multiple occurrences of alternative splicing events in Arabidopsis thaliana using novel sequenced full-length cDNAs."
    Iida K., Fukami-Kobayashi K., Toyoda A., Sakaki Y., Kobayashi M., Seki M., Shinozaki K.
    DNA Res. 16:155-164(2009) [PubMed] [Europe PMC] [Abstract]
    Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA] OF 83-241.
    Strain: cv. Columbia.
  6. "The structure of a plant photosystem I supercomplex at 3.4 A resolution."
    Amunts A., Drory O., Nelson N.
    Nature 447:58-63(2007) [PubMed] [Europe PMC] [Abstract]
    Cited for: X-RAY CRYSTALLOGRAPHY (3.4 ANGSTROMS) OF 49-235.
  7. "Structure determination and improved model of plant photosystem I."
    Amunts A., Toporik H., Borovikova A., Nelson N.
    J. Biol. Chem. 285:3478-3486(2010) [PubMed] [Europe PMC] [Abstract]
    Cited for: X-RAY CRYSTALLOGRAPHY (3.3 ANGSTROMS).

Entry informationi

Entry nameiCAB6_ARATH
AccessioniPrimary (citable) accession number: Q01667
Secondary accession number(s): B9DHK2, Q9C5R7
Entry historyi
Integrated into UniProtKB/Swiss-Prot: November 30, 2010
Last sequence update: November 1, 1996
Last modified: October 29, 2014
This is version 107 of the entry and version 1 of the sequence. [Complete history]
Entry statusiReviewed (UniProtKB/Swiss-Prot)
Annotation programPlant Protein Annotation Program

Miscellaneousi

Keywords - Technical termi

3D-structure, Complete proteome, Reference proteome

Documents

  1. Arabidopsis thaliana
    Arabidopsis thaliana: entries and gene names
  2. PDB cross-references
    Index of Protein Data Bank (PDB) cross-references
  3. SIMILARITY comments
    Index of protein domains and families

External Data

Dasty 3