Gene Details:

• Gene ID: AT2G30260
• Gene Symbol: U2B
• Gene Name: U2 small nuclear ribonucleoprotein B
• Description: U2 small nuclear ribonucleoprotein B;(source:Araport11)
• TAIR Accession: locus:2065742
• Genome: Araport11_genome_release
• Species: Arabidopsis thaliana

Transcripts:

• AT2G30260.1     AT2G30260.2

Plant Ontology Annotations:

• PO:0000037  — shoot axis apex — ápice del epiblasto (epiblastema) (Spanish, exact), シュート頂、茎頂 (Japanese, exact)
• PO:0008019  — leaf lamina base — base de la lámina de la hoja (Spanish, exact), 葉身基部 (Japanese, exact)
• PO:0009005  — root — raíz (Spanish, exact), radices (exact, plural), radix (exact), 根 (Japanese, exact), aerial root (narrow), climbing root (narrow)
• PO:0009006  — shoot system — sistema de epiblasto (epiblastema) (Spanish, exact), シュート系、苗条系 (Japanese, exact), Poaceae crown (related), shoot (related), thalli (related), thallus (related), tree crown (narrow)
• PO:0009009  — plant embryo — embrión (Spanish, exact), 植物胚 (Japanese, exact), germ (related), embryo (broad)
• PO:0009025  — vascular leaf — foliage leaf (exact), hoja vascular (Spanish, exact), leaf, vascular (exact), vascular leaves (exact, plural), 維管束のある葉, または維管束植物の葉 (Japanese, exact), crozier (related), macrophyll (related), megaphyll (related), ascidia (narrow), ascidium (narrow), fiddlehead (narrow), frond (narrow), needle-like leaf (narrow), pitcher (narrow), pitcher blade (narrow), pitcher-blade (narrow), scale-like leaf (narrow), sterile frond (narrow), trophophyll (narrow)
• PO:0009029  — stamen — estambre (Spanish, exact), 雄蕊 (Japanese, exact), Poaceae stamen (narrow), Zea stamen (narrow)
• 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:0009052  — inflorescence flower pedicel — 小花柄 (Japanese, related), pedicelo (Spanish, broad)
• PO:0020030  — cotyledon — cotiledón (Spanish, exact), seed leaf (exact), 子葉 (Japanese, exact)
• PO:0020038  — petiole — pecíolo (Spanish, exact), 葉柄 (Japanese, exact)
• PO:0020100  — hypocotyl — hipocótile (Spanish, exact), 胚軸 (Japanese, exact)
• PO:0020137  — leaf apex — ápice de la hoja (Spanish, exact), 葉先 (Japanese, exact), leaf lamina apex (narrow), phyllid apex (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:0000354  — acts upstream of or within — cis assembly of pre-catalytic spliceosome
• GO:0005686  — part of — U2 snRNP
• GO:0000398  — involved in — mRNA splicing, via spliceosome
• GO:0005654  — located in — nucleoplasm
• GO:0005634  — located in — nucleus
• GO:0015030  — located in — Cajal body
• GO:0005737  — located in — cytoplasm

Function-related keywords:

• shoot axis apex ,  leaf lamina base ,  root ,  shoot system ,  plant embryo ,  vascular leaf ,  stamen ,  sepal ,  flower ,  inflorescence flower pedicel ,  cotyledon ,  petiole ,  hypocotyl ,  leaf apex ,  collective leaf structure ,  pollen

Literature:

• Use of fluorescent protein tags to study nuclear organization of the spliceosomal machinery in transiently transformed living plant cells.   DOI:  10.1091/mbc.e04-01-0055 ;  PMID:  15133128
• The transcriptional innate immune response to flg22. Interplay and overlap with Avr gene-dependent defense responses and bacterial pathogenesis.   DOI:  10.1104/pp.103.036749 ;  PMID:  15181213
• Evolutionary conservation of minor U12-type spliceosome between plants and humans.   DOI:  10.1261/rna.2440305 ;  PMID:  15987817
• Arabidopsis RNA immunoprecipitation.   DOI:  10.1111/j.1365-313X.2009.03859.x ;  PMID:  19419533
• Rapid and Dynamic Alternative Splicing Impacts the Arabidopsis Cold Response Transcriptome.   DOI:  10.1105/tpc.18.00177 ;  PMID:  29764987
• Pre-mRNA splicing in higher plants.   DOI:  10.1016/s1360-1385(00)01595-8 ;  PMID:  10740297
• The movement of coiled bodies visualized in living plant cells by the green fluorescent protein.   DOI:  10.1091/mbc.10.7.2297 ;  PMID:  10397766
• Coiled body numbers in the Arabidopsis root epidermis are regulated by cell type, developmental stage and cell cycle parameters.   DOI:  10.1242/jcs.111.24.3687 ;  PMID:  9819359
• Molecular characterization of the spliceosomal proteins U1A and U2B" from higher plants.   DOI:  10.1002/j.1460-2075.1995.tb00133.x ;  PMID:  7556097
• Nuclear bodies and compartmentalization of pre-mRNA splicing factors in higher plants.   DOI:  10.1007/s00412-003-0271-3 ;  PMID:  14740228
• A distant coilin homologue is required for the formation of cajal bodies in Arabidopsis.   DOI:  10.1091/mbc.e05-12-1157 ;  PMID:  16624863

Sequences: