Gene Details:

• Gene ID: AT3G12160
• Gene Symbol: ATRABA4D, RABA4D
• Gene Name: ARABIDOPSIS THALIANA RAB GTPASE HOMOLOG A4D, RAB GTPase homolog A4D
• Description: RAB GTPase homolog A4D;(source:Araport11)
• TAIR Accession: locus:2082269
• Genome: Araport11_genome_release
• Species: Arabidopsis thaliana

Transcripts:

• AT3G12160.1

Plant Ontology Annotations:

• PO:0009031  — sepal — sépalo (Spanish, exact), がく片 (Japanese, exact)
• PO:0009046  — flower — flor (Spanish, exact), 花 (Japanese, exact), floret (related), Asteraceae floret (narrow), basal flower (narrow), double flower (narrow), hermaphrodite flower (narrow), monoclinous flower (narrow), perfect flower (narrow)
• PO:0025022  — collective leaf structure — estructura colectiva de hoja (Spanish, exact), leaf series (exact), 葉が集まった構造 (Japanese, exact), leaf whorl (narrow), rosette (narrow), cycle (broad), verticil (broad)
• PO:0025281  — pollen — polen (Spanish, exact), pollen grain (exact), 花粉 (Japanese, exact)

Gene Ontology:

• GO:0005525  — enables — GTP binding
• GO:0070382  — located in — exocytic vesicle
• GO:0005768  — is active in — endosome
• GO:0080092  — acts upstream of or within — regulation of pollen tube growth
• GO:0048868  — acts upstream of or within — pollen tube development
• GO:0009860  — acts upstream of or within — pollen tube growth
• GO:0005794  — is active in — Golgi apparatus
• GO:0003924  — enables — GTPase activity
• GO:0045177  — located in — apical part of cell
• GO:0005829  — located in — cytosol
• GO:0090404  — located in — pollen tube tip
• GO:0019900  — enables — kinase binding

Germplasm Phenotype:

• CS360297  — in vitro: bulged pollen tubes of mutant pollen with a reduced rate of growth in vitro; altered deposition of some cell wall components; in vivo, male-specific transmission defect with mutant pollen tubes displaying aberrant growth in the ovary and reduced guidance at the micropyle.

Function-related keywords:

• sepal ,  flower ,  collective leaf structure ,  pollen ,  pollen

Literature:

• Analysis of the small GTPase gene superfamily of Arabidopsis.   DOI:  10.1104/pp.013052 ;  PMID:  12644670
• Genome-wide profiling of stored mRNA in Arabidopsis thaliana seed germination: epigenetic and genetic regulation of transcription in seed.   DOI:  10.1111/j.1365-313X.2005.02337.x ;  PMID:  15703057
• Expressed sequence tag analysis of Lilium longiflorum generative cells.   DOI:  10.1093/pcp/pcj040 ;  PMID:  16571618
• Transcriptome analyses show changes in gene expression to accompany pollen germination and tube growth in Arabidopsis.   DOI:  10.1104/pp.108.126375 ;  PMID:  18775970
• Rho-GTPase-dependent filamentous actin dynamics coordinate vesicle targeting and exocytosis during tip growth.   DOI:  10.1083/jcb.200801086 ;  PMID:  18591430
• A systems model of vesicle trafficking in Arabidopsis pollen tubes.   DOI:  10.1104/pp.109.148700 ;  PMID:  19933386
• Arabidopsis RhoGDIs Are Critical for Cellular Homeostasis of Pollen Tubes.   DOI:  10.1104/pp.15.01600 ;  PMID:  26662604
• The Tip-Localized Phosphatidylserine Established by Arabidopsis ALA3 Is Crucial for Rab GTPase-Mediated Vesicle Trafficking and Pollen Tube Growth.   DOI:  10.1105/tpc.19.00844 ;  PMID:  32817253
• The phospholipid flippase ALA3 regulates pollen tube growth and guidance in Arabidopsis.   DOI:  10.1093/plcell/koac208 ;  PMID:  35861414

Sequences: