SBE2.1 starch branching enzyme 2.1 [Arabidopsis thaliana (thale cress)] - Gene

Summary

Official Symbol: SBE2.1
Official Full Name: starch branching enzyme 2.1
Primary source: TAIR:AT2G36390
Locus tag: AT2G36390
See related: Araport:AT2G36390
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: BE3; BRANCHING ENZYME 3; F1O11.2; F1O11_2; starch branching enzyme 2.1
Summary: Encodes a starch branching enzyme (EC.2.4.1.18) similar to SBE2 from maize and rice. Expressed throughout plant tissues.
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Chromosome 2 - NC_003071.7 Genomic Context describing neighboring genes

Go to nucleotide: Graphics FASTA GenBank

SBE2.1 of Arabidopsis is different from other SBE gene families.
Title: Three orthologs in rice, Arabidopsis, and Populus encoding starch branching enzymes (SBEs) are different from other SBE gene families in plants.

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Products	Interactant	Other Gene	Complex	Source	Pubs	Description

NM_129196.4

Function	Evidence Code	Pubs
enables 1,4-alpha-glucan branching enzyme activity	IDA Inferred from Direct Assay more info	PubMed
enables 1,4-alpha-glucan branching enzyme activity	IEA Inferred from Electronic Annotation more info
enables 1,4-alpha-glucan branching enzyme activity	ISS Inferred from Sequence or Structural Similarity more info	PubMed
enables cation binding	IEA Inferred from Electronic Annotation more info
enables hydrolase activity, hydrolyzing O-glycosyl compounds	IEA Inferred from Electronic Annotation more info

Process	Evidence Code	Pubs
acts_upstream_of_or_within amylopectin biosynthetic process	TAS Traceable Author Statement more info	PubMed
involved_in glycogen biosynthetic process	IEA Inferred from Electronic Annotation more info
involved_in starch biosynthetic process	IEA Inferred from Electronic Annotation more info
acts_upstream_of_or_within starch metabolic process	IMP Inferred from Mutant Phenotype more info	PubMed

Component	Evidence Code	Pubs
located_in chloroplast	HDA more info	PubMed
located_in chloroplast	ISM Inferred from Sequence Model more info
located_in chloroplast stroma	HDA more info	PubMed

NP_181180.1

starch branching enzyme 2.1 (SBE2.1); FUNCTIONS IN: 1,4-alpha-glucan branching enzyme activity; INVOLVED IN: amylopectin biosynthetic process, starch metabolic process; LOCATED IN: chloroplast stroma, chloroplast; EXPRESSED IN: 25 plant structures; EXPRESSED DURING: 15 growth stages; CONTAINS InterPro DOMAIN/s: Glycoside hydrolase, family 13, N-terminal (InterPro:IPR004193), Immunoglobulin E-set (InterPro:IPR014756), Glycoside hydrolase, catalytic core (InterPro:IPR017853), Alpha-amylase, C-terminal all beta (InterPro:IPR006048), Immunoglobulin-like fold (InterPro:IPR013783), Glycosyl hydrolase, family 13, all-beta (InterPro:IPR013780), Glycoside hydrolase, subgroup, catalytic core (InterPro:IPR013781), Glycosyl hydrolase, family 13, catalytic domain (InterPro:IPR006047); BEST Arabidopsis thaliana protein match is: starch branching enzyme 2.2 (TAIR:AT5G03650.1); Has 15972 Blast hits to 15848 proteins in 2360 species: Archae - 125; Bacteria - 12355; Metazoa - 437; Fungi - 446; Plants - 1422; Viruses - 0; Other Eukaryotes - 1187 (source: NCBI BLink).