UniProt Accession

 CB1B_ARATH; Q8VZ87; P04777; P83754 

Genbank Protein ID

 X03908; X03908; AC008030; CP002684; AY065165; AY114594 

Genbank Nucleotide ID

 CAA27541.1; CAA27542.1; AAG10605.1; AEE31149.1; AAL38341.1; AAM47913.1 

Protein Name

 Chlorophyll a-b binding protein 3, chloroplastic 

Protein Synonyms/Alias

 Chlorophyll a-b protein 180; CAB-180; LHCII type I CAB-3 

Gene Name

 LHCB1.2 

Gene Synonyms/Alias

 AB180; CAB3; LHCP-A; At1g29910; F1N18.5 

Created Date

 July 27, 2013 

Organism

 Arabidopsis thaliana (Mouse-ear cress) 

NCBI Taxa ID

 3702 

Lysine Modification

Position	Peptide	Type	References
37	SGRVTMRKTVAKPKG	acetylation	[1]
125	LLARNGVKFGEAVWF	acetylation	[2]

Reference

 [1] Lysine acetylation is a widespread protein modification for diverse proteins in Arabidopsis.
 Wu X, Oh MH, Schwarz EM, Larue CT, Sivaguru M, Imai BS, Yau PM, Ort DR, Huber SC.
 Plant Physiol. 2011 Apr;155(4):1769-78. [PMID: 21311030]
 [2] Proteins of diverse function and subcellular location are lysine acetylated in Arabidopsis.
 Finkemeier I, Laxa M, Miguet L, Howden AJ, Sweetlove LJ.
 Plant Physiol. 2011 Apr;155(4):1779-90. [PMID: 21311031] 

Functional Description

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

Sequence Annotation

 METAL 58 58 Magnesium (chlorophyll-b 1 axial ligand);
 METAL 99 99 Magnesium (chlorophyll-a 1 axial ligand)
 METAL 102 102 Magnesium (chlorophyll-a 2 axial ligand)
 METAL 153 153 Magnesium (chlorophyll-b 2 axial ligand);
 METAL 173 173 Magnesium (chlorophyll-b 3 axial ligand)
 METAL 215 215 Magnesium (chlorophyll-a 3 axial ligand)
 METAL 218 218 Magnesium (chlorophyll-a 4 axial ligand)
 METAL 232 232 Magnesium (chlorophyll-a 5 axial ligand)
 METAL 247 247 Magnesium (chlorophyll-a 6 axial ligand)
 BINDING 80 80 Chlorophyll-a 1; via amide nitrogen (By
 BINDING 86 86 Chlorophyll-a 1 (By similarity).
 BINDING 104 104 Chlorophyll-b 2 (By similarity).
 BINDING 137 137 Chlorophyll-a 3 (By similarity).
 BINDING 147 147 Chlorophyll-a 3; via amide nitrogen (By
 BINDING 157 157 Chlorophyll-b 3 (By similarity).
 BINDING 165 165 Chlorophyll-b 4 or chlorophyll-b 5 (By
 BINDING 176 176 Chlorophyll-b 4 (By similarity).
 BINDING 183 183 Chlorophyll-b 2; via amide nitrogen (By
 BINDING 214 214 Chlorophyll-a 5 (By similarity).
 BINDING 220 220 Chlorophyll-a 1 (By similarity).
 BINDING 256 256 Chlorophyll-a 6; via amide nitrogen (By
 BINDING 263 263 Chlorophyll-b 5; via carbonyl oxygen (By
 MOD_RES 36 36 N2-acetylarginine.
 MOD_RES 38 38 Phosphothreonine.  

Keyword

 Acetylation; Chlorophyll; Chloroplast; Chromophore; Complete proteome; Direct protein sequencing; Magnesium; Membrane; Metal-binding; Phosphoprotein; Photosynthesis; Photosystem I; Photosystem II; Plastid; Reference proteome; Thylakoid; Transit peptide; Transmembrane; Transmembrane helix. 

Sequence Source

 UniProt (SWISSPROT/TrEMBL); GenBank; EMBL 

Protein Length

 267 AA 

Protein Sequence

Gene Ontology

 GO:0009535; C:chloroplast thylakoid membrane; IDA:TAIR.
 GO:0016021; C:integral to membrane; IEA:UniProtKB-KW.
 GO:0005739; C:mitochondrion; IDA:TAIR.
 GO:0009522; C:photosystem I; IEA:UniProtKB-KW.
 GO:0009523; C:photosystem II; IEA:UniProtKB-KW.
 GO:0010287; C:plastoglobule; IDA:TAIR.
 GO:0016168; F:chlorophyll binding; TAS:TAIR.
 GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
 GO:0009765; P:photosynthesis, light harvesting; IEA:InterPro.
 GO:0018298; P:protein-chromophore linkage; IEA:UniProtKB-KW. 

Interpro

 IPR001344; Chloro_AB-bd_pln.
 IPR022796; Chloroa_b-bind.
 IPR023329; Chlorophyll_a/b-bd_dom. 

Pfam

 PF00504; Chloroa_b-bind 

SMART

  

PROSITE

  

PRINTS