ABP1 endoplasmic reticulum auxin binding protein 1 [Arabidopsis thaliana (thale cress)] - Gene

Summary

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Official Symbol: ABP1
Official Full Name: endoplasmic reticulum auxin binding protein 1
Primary source: TAIR:AT4G02980
Locus tag: AT4G02980
See related: Araport:AT4G02980
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: ABP; AT-ERABP1; endoplasmic reticulum auxin binding protein 1; T4I9.14; T4I9_14
Summary: Auxin binding protein involved in cell elongation and cell division. ABP1 is ubiquitinated in vitro and in planta by AtRma2.
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Genomic context

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See ABP1 in Genome Data Viewer

Location:: chromosome: 4

Exon count:: 5

Sequence:: Chromosome: 4; NC_003075.7 (1319603..1321608, complement)

Chromosome 4 - NC_003075.7 Genomic Context describing neighboring genes

Genomic regions, transcripts, and products

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Go to reference sequence details

Genomic Sequence:: NC_003075.7

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Bibliography

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GeneRIFs: Gene References Into Functions

What's a GeneRIF?

ABP1-TMK auxin perception for global phosphorylation and auxin canalization.
Title: ABP1-TMK auxin perception for global phosphorylation and auxin canalization.
Developmental roles of Auxin Binding Protein 1 in Arabidopsis thaliana.
Title: Developmental roles of Auxin Binding Protein 1 in Arabidopsis thaliana.
The molecular structural differences of ABP1 found between the species and auxin types indicate that this auxin-binding protein shows functional specificities in dicots and monocots, as well as in auxin type binding.
Title: The role of Zn2+, dimerization and N-glycosylation in the interaction of Auxin-Binding Protein 1 (ABP1) with different auxins.
ABP1 seems to be involved in mediating rapid auxin-induced protoplast swelling, but it is not involved in the control of rapid auxin-induced growth.
Title: Protoplast Swelling and Hypocotyl Growth Depend on Different Auxin Signaling Pathways.
a phyB null allele in the abp1-5 background is likely causative for the long hypocotyl phenotype previously attributed to disrupted ABP1 function.
Title: Genome Sequencing of Arabidopsis abp1-5 Reveals Second-Site Mutations That May Affect Phenotypes.
Phenotypes linked to auxin transport were compromised in three complemented abp1 mutants. Red light effects were all compromised in the complemented lines. Auxin-induced expression was delayed after 10 min, and light-induced expression within 60 min.
Title: Complementation of the embryo-lethal T-DNA insertion mutant of AUXIN-BINDING-PROTEIN 1 (ABP1) with abp1 point mutated versions reveals crosstalk of ABP1 and phytochromes.
ABP1 affects the expression of a broad range of cell wall-related genes, especially cell wall remodeling genes.
Title: AUXIN BINDING PROTEIN1 links cell wall remodeling, auxin signaling, and cell expansion in arabidopsis.
ABP1 and phyB participate auxin and red light signalling.
Title: AUXIN-BINDING-PROTEIN1 (ABP1) in phytochrome-B-controlled responses.
Auxin-binding protein 1 is a negative regulator of the SCF(TIR1/AFB) pathway.
Title: Auxin-binding protein 1 is a negative regulator of the SCF(TIR1/AFB) pathway.
Differential auxin regulation of clathrin light chains and clathrin heavy chains membrane association is dependent on ABP1 signaling.
Title: Clathrin light chains regulate clathrin-mediated trafficking, auxin signaling, and development in Arabidopsis.

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Interactions

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Products	Interactant	Other Gene	Complex	Source	Pubs	Description

General gene information

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NM_116532.3

Supported by ESTs:

Gene Ontology Provided by TAIR

Function	Evidence Code	Pubs
enables auxin binding	IMP Inferred from Mutant Phenotype more info	PubMed
enables auxin binding	ISS Inferred from Sequence or Structural Similarity more info
enables protein binding	IPI Inferred from Physical Interaction more info	PubMed
enables zinc ion binding	ISS Inferred from Sequence or Structural Similarity more info

Process	Evidence Code	Pubs
NOT involved_in auxin-activated signaling pathway	IMP Inferred from Mutant Phenotype more info	PubMed
acts_upstream_of_or_within cytokinesis by cell plate formation	IMP Inferred from Mutant Phenotype more info	PubMed
NOT involved_in embryo development ending in seed dormancy	IMP Inferred from Mutant Phenotype more info	PubMed
acts_upstream_of_or_within positive regulation of DNA endoreduplication	IMP Inferred from Mutant Phenotype more info	PubMed
acts_upstream_of_or_within positive regulation of cell division	IMP Inferred from Mutant Phenotype more info	PubMed
acts_upstream_of_or_within positive regulation of cell size	IMP Inferred from Mutant Phenotype more info	PubMed
involved_in regulation of auxin mediated signaling pathway	IMP Inferred from Mutant Phenotype more info	PubMed
involved_in signal transduction	IMP Inferred from Mutant Phenotype more info	PubMed
acts_upstream_of_or_within unidimensional cell growth	IMP Inferred from Mutant Phenotype more info	PubMed

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

General protein information

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Preferred Names: endoplasmic reticulum auxin binding protein 1

NP_192207.1

endoplasmic reticulum auxin binding protein 1 (ABP1); FUNCTIONS IN: auxin binding; INVOLVED IN: positive regulation of cell division, positive regulation of cell size, unidimensional cell growth, positive regulation of DNA endoreduplication, cytokinesis; LOCATED IN: endomembrane system, endoplasmic reticulum lumen; EXPRESSED IN: 22 plant structures; EXPRESSED DURING: 13 growth stages; CONTAINS InterPro DOMAIN/s: Auxin-binding protein (InterPro:IPR000526), Cupin, RmlC-type (InterPro:IPR011051), RmlC-like jelly roll fold (InterPro:IPR014710); Has 186 Blast hits to 186 proteins in 64 species: Archae - 10; Bacteria - 50; Metazoa - 0; Fungi - 0; Plants - 107; Viruses - 0; Other Eukaryotes - 19 (source: NCBI BLink).

NCBI Reference Sequences (RefSeq)

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Genome Annotation

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Reference assembly

Genomic

NC_003075.7 Reference assembly

Range

1319603..1321608 complement

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GenBank, FASTA, Sequence Viewer (Graphics)

mRNA and Protein(s)

NM_116532.3 → NP_192207.1 endoplasmic reticulum auxin binding protein 1 [Arabidopsis thaliana]

See identical proteins and their annotated locations for NP_192207.1

Status: REVIEWED

UniProtKB/Swiss-Prot

P33487, Q8LBB3

UniProtKB/TrEMBL

A0A5S9XPG1, A0A654FLD0

Conserved Domains (1) summary

pfam02041
Location:36 → 198

Auxin_BP; Auxin binding protein