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BAM2 beta-amylase 2 [ Arabidopsis thaliana (thale cress) ]

Gene ID: 827959, updated on 18-Sep-2024

Summary

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Official Symbol
BAM2
Official Full Name
beta-amylase 2
Primary source
TAIR:AT4G00490
Locus tag
AT4G00490
See related
Araport:AT4G00490
Gene type
protein coding
RefSeq status
REVIEWED
Organism
Arabidopsis thaliana (ecotype: Columbia)
Lineage
Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta; Spermatophyta; Magnoliopsida; eudicotyledons; Gunneridae; Pentapetalae; rosids; malvids; Brassicales; Brassicaceae; Camelineae; Arabidopsis
Also known as
beta-amylase 2; BETA-AMYLASE 9; BMY9; F6N23.1; F6N23_1
Summary
Encodes a chloroplast beta-amylase. The enzyme activity is very weak compared to BAM1 and BAM3. Mutant of BAM2 has no visible phenotype.
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Genomic context

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See BAM2 in Genome Data Viewer
Location:
chromosome: 4
Exon count:
9
Sequence:
Chromosome: 4; NC_003075.7 (222289..225131)

Chromosome 4 - NC_003075.7Genomic Context describing neighboring genes Neighboring gene Calcium-dependent lipid-binding (CaLB domain) family protein Neighboring gene basic helix-loop-helix (bHLH) DNA-binding superfamily protein Neighboring gene alpha/beta-Hydrolases superfamily protein Neighboring gene Acyl-CoA thioesterase family protein Neighboring gene ncRNA Neighboring gene uncharacterized protein Neighboring gene UvrABC system protein A

Genomic regions, transcripts, and products

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Genomic Sequence:
NC_003075.7

Go to nucleotide: Graphics FASTA GenBank

Bibliography

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Related articles in PubMed

  1. Arabidopsis β-Amylase2 Is a K(+)-Requiring, Catalytic Tetramer with Sigmoidal Kinetics. Monroe JD, et al. Plant Physiol, 2017 Dec. PMID 29066669, Free PMC Article
  2. Beta-AMYLASE4, a noncatalytic protein required for starch breakdown, acts upstream of three active beta-amylases in Arabidopsis chloroplasts. Fulton DC, et al. Plant Cell, 2008 Apr. PMID 18390594, Free PMC Article
  3. Redox Conformation-Specific Protein-Protein Interactions of the 2-Cysteine Peroxiredoxin in Arabidopsis. Liebthal M, et al. Antioxidants (Basel), 2020 Jun 11. PMID 32545358, Free PMC Article
  4. AT_CHLORO, a comprehensive chloroplast proteome database with subplastidial localization and curated information on envelope proteins. Ferro M, et al. Mol Cell Proteomics, 2010 Jun. PMID 20061580, Free PMC Article
  5. A proteomic strategy for global analysis of plant protein complexes. Aryal UK, et al. Plant Cell, 2014 Oct. PMID 25293756, Free PMC Article

See all (7) citations in PubMed

GeneRIFs: Gene References Into Functions

Interactions

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Products Interactant Other Gene Complex Source Pubs Description

General gene information

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Homology

NM_116273.5

Gene Ontology Provided by TAIR

Function Evidence Code Pubs
enables beta-amylase activity IDA
Inferred from Direct Assay
more info
 PubMed 
enables beta-amylase activity IEA
Inferred from Electronic Annotation
more info
  
Component Evidence Code Pubs
located_in chloroplast HDA PubMed 
located_in chloroplast IDA
Inferred from Direct Assay
more info
 PubMed 
located_in chloroplast stroma HDA PubMed 
located_in extracellular region ISM
Inferred from Sequence Model
more info
  

General protein information

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Preferred Names
beta-amylase 2
NP_191958.3
  • beta-amylase 2 (BAM2); FUNCTIONS IN: beta-amylase activity; INVOLVED IN: carbohydrate metabolic process, polysaccharide catabolic process; LOCATED IN: chloroplast; EXPRESSED IN: 22 plant structures; EXPRESSED DURING: 13 growth stages; CONTAINS InterPro DOMAIN/s: Glycoside hydrolase, family 14, conserved site (InterPro:IPR018238), Glycoside hydrolase, family 14 (InterPro:IPR001554), Glycoside hydrolase, catalytic core (InterPro:IPR017853), Glycoside hydrolase, family 14B, plant (InterPro:IPR001371), Glycoside hydrolase, subgroup, catalytic core (InterPro:IPR013781); BEST Arabidopsis thaliana protein match is: beta-amylase 7 (TAIR:AT2G45880.1); Has 836 Blast hits to 835 proteins in 165 species: Archae - 0; Bacteria - 84; Metazoa - 0; Fungi - 0; Plants - 686; Viruses - 0; Other Eukaryotes - 66 (source: NCBI BLink).

NCBI Reference Sequences (RefSeq)

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Genome Annotation

The following sections contain reference sequences that belong to a specific genome build. Explain

Reference assembly

Genomic

  1. NC_003075.7 Reference assembly

    Range
    222289..225131
    Download
    GenBank, FASTA, Sequence Viewer (Graphics)

mRNA and Protein(s)

  1. NM_116273.5 → NP_191958.3  beta-amylase 2 [Arabidopsis thaliana]

    See identical proteins and their annotated locations for NP_191958.3

    Status: REVIEWED

    UniProtKB/Swiss-Prot
    O65258
    UniProtKB/TrEMBL
    A0A178V5N0, A0A5S9XNX5, A0A654FKN9
    Conserved Domains (1) summary
    cl38930
    Location:72 → 530
    AmyAc_family; Alpha amylase catalytic domain family
Nucleotide Protein
Heading Accession and Version
Protein Accession Links
GenPept Link UniProtKB Link
O65258.2

Gene LinkOut

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