P16572 · PHAA2_MICDP
- ProteinAllophycocyanin alpha chain 2
- GeneapcA2
- StatusUniProtKB reviewed (Swiss-Prot)
- Amino acids161 (go to sequence)
- Protein existenceInferred from homology
- Annotation score3/5
Function
function
Light-harvesting photosynthetic bile pigment-protein from the phycobiliprotein complex. Allophycocyanin has a maximum absorption at approximately 650 nanometers.
Features
Showing features for binding site.
GO annotations
all annotations | all molecular function | virus receptor activity | dna binding | rna binding | cytoskeletal motor activity | catalytic activity | gtpase activity | structural molecule activity | transporter activity | cytoskeletal protein binding | lipid binding | cyclase activity | antioxidant activity | oxidoreductase activity | transferase activity | hydrolase activity | lyase activity | isomerase activity | ligase activity | protein tag activity | cargo receptor activity | histone binding | protein folding chaperone | translation regulator activity | nutrient reservoir activity | receptor ligand activity | molecular transducer activity | molecular adaptor activity | toxin activity | cell adhesion mediator activity | molecular function regulator activity | virus coreceptor activity | catalytic activity, acting on a protein | catalytic activity, acting on dna | catalytic activity, acting on rna | molecular carrier activity | transcription regulator activity | general transcription initiation factor activity | molecular sensor activity | molecular sequestering activity | atp-dependent activity | other molecular function | all biological process | mitotic cell cycle | cytokinesis | cytoplasmic translation | immune system process | muscle system process | circulatory system process | renal system process | respiratory system process | carbohydrate metabolic process | generation of precursor metabolites and energy | dna replication | dna repair | dna recombination | chromatin organization | dna-templated transcription | regulation of dna-templated transcription | trna metabolic process | protein folding | protein glycosylation | amino acid metabolic process | modified amino acid metabolic process | lipid metabolic process | vitamin metabolic process | sulfur compound metabolic process | intracellular protein transport | nucleocytoplasmic transport | autophagy | inflammatory response | mitochondrion organization | cytoskeleton organization | microtubule-based movement | peroxisome organization | lysosome organization | chromosome segregation | cell adhesion | establishment or maintenance of cell polarity | programmed cell death | photosynthesis | mrna metabolic process | snrna metabolic process | vesicle-mediated transport | reproductive process | digestive system process | signaling | cell differentiation | protein catabolic process | extracellular matrix organization | regulatory ncrna-mediated gene silencing | telomere organization | cell junction organization | wound healing | ribosome biogenesis | cilium organization | anatomical structure development | cell motility | nervous system process | endocrine process | protein maturation | transmembrane transport | nucleobase-containing small molecule metabolic process | hepaticobiliary system process | membrane organization | protein-containing complex assembly | cell wall organization or biogenesis | nitrogen cycle metabolic process | protein localization to plasma membrane | defense response to other organism | detoxification | meiotic nuclear division | mitotic nuclear division | mitochondrial gene expression | carbohydrate derivative metabolic process | other biological process | all cellular component | nuclear chromosome | extracellular region | extracellular space | cell wall | nucleus | nuclear envelope | nucleoplasm | chromosome | nucleolus | mitochondrion | lysosome | endosome | vacuole | peroxisome | endoplasmic reticulum | golgi apparatus | lipid droplet | microtubule organizing center | cytosol | ribosome | cytoskeleton | plasma membrane | cilium | plastid | thylakoid | external encapsulating structure | extracellular matrix | cytoplasmic vesicle | organelle | other cellular component | |||
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Aspect | Term | |
---|---|---|
Cellular Component | phycobilisome | |
Cellular Component | plasma membrane-derived thylakoid membrane | |
Biological Process | photosynthesis |
Keywords
- Biological process
- Ligand
Names & Taxonomy
Protein names
- Recommended nameAllophycocyanin alpha chain 2
Gene names
Organism names
- Taxonomic lineageBacteria > Cyanobacteriota > Cyanophyceae > Nostocales > Rivulariaceae > Microchaete
Accessions
- Primary accessionP16572
Subcellular Location
UniProt Annotation
GO Annotation
Cellular thylakoid membrane ; Peripheral membrane protein
Note: Forms the core of the phycobilisome.
Keywords
- Cellular component
PTM/Processing
Features
Showing features for initiator methionine, chain, modified residue.
Type | ID | Position(s) | Description | |||
---|---|---|---|---|---|---|
Initiator methionine | 1 | Removed | ||||
Sequence: M | ||||||
Chain | PRO_0000199072 | 2-161 | Allophycocyanin alpha chain 2 | |||
Sequence: SIITKMILNADAEVRYLTPGELDQINIFVKSSQRRLQLVEALTQSRATIVKQAGKDIFQRFPRLVAPGGNAYGENMTATCLRDMDYYLRLITYSVAAGDTTPIQEIGIVGVRQMYRSLGTPIDAVAESVRAMKNITTSMLSGEDASEVGTYFDYLITNLQ | ||||||
Modified residue | 71 | N4-methylasparagine | ||||
Sequence: N |
Post-translational modification
Contains one covalently linked bilin chromophore.
Keywords
- PTM
Interaction
Subunit
Component of the phycobilisome. Heterodimer of an alpha and a beta chain (By similarity).
Structure
Sequence
- Sequence statusComplete
- Length161
- Mass (Da)17,853
- Last updated2007-01-23 v2
- Checksum69E44B97BD8386C4