Gene Details:

• Gene ID: AT3G50670
• Gene Symbol: U1-70K, U1SNRNP
• Gene Name: U1 small nuclear ribonucleoprotein-70K
• Description: U1 small nuclear ribonucleoprotein-70K;(source:Araport11)
• TAIR Accession: locus:2101714
• Genome: Araport11_genome_release
• Species: Arabidopsis thaliana

Transcripts:

• AT3G50670.1     AT3G50670.2

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)
• PO:0000293  — guard cell — célula guardiana (Spanish, exact), occlusive cell (exact), 孔辺細胞 (Japanese, exact)

Gene Ontology:

• GO:0005515  — enables — protein binding
• GO:0000398  — acts upstream of or within — mRNA splicing, via spliceosome
• GO:0071004  — part of — U2-type prespliceosome
• GO:0005685  — part of — U1 snRNP
• GO:0030619  — enables — U1 snRNA binding
• GO:0005634  — located in — nucleus
• GO:0000398  — involved in — mRNA splicing, via spliceosome
• GO:0003729  — enables — mRNA binding

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 ,  guard cell

Literature:

• An SC35-like protein and a novel serine/arginine-rich protein interact with Arabidopsis U1-70K protein.   DOI:  10.1074/jbc.274.51.36428 ;  PMID:  10593939
• The plant U1 small nuclear ribonucleoprotein particle 70K protein interacts with two novel serine/arginine-rich proteins.   DOI:  10.1105/tpc.10.10.1637 ;  PMID:  9761791
• Molecular characterization of the spliceosomal proteins U1A and U2B" from higher plants.   DOI:  10.1002/j.1460-2075.1995.tb00133.x ;  PMID:  7556097
• 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
• Interactions of Arabidopsis RS domain containing cyclophilins with SR proteins and U1 and U11 small nuclear ribonucleoprotein-specific proteins suggest their involvement in pre-mRNA Splicing.   DOI:  10.1074/jbc.M400270200 ;  PMID:  15166240
• Evolutionary conservation of minor U12-type spliceosome between plants and humans.   DOI:  10.1261/rna.2440305 ;  PMID:  15987817
• Differential expression of alternatively spliced mRNAs of Arabidopsis SR protein homologs, atSR30 and atSR45a, in response to environmental stress.   DOI:  10.1093/pcp/pcm069 ;  PMID:  17556373
• Analyses of in vivo interaction and mobility of two spliceosomal proteins using FRAP and BiFC.   DOI:  10.1371/journal.pone.0001953 ;  PMID:  18414657
• Identification of novel proteins involved in plant cell-wall synthesis based on protein-protein interaction data.   DOI:  10.1021/pr100249c ;  PMID:  20687615
• CYCLIN-DEPENDENT KINASE G1 is associated with the spliceosome to regulate CALLOSE SYNTHASE5 splicing and pollen wall formation in Arabidopsis.   DOI:  10.1105/tpc.112.107896 ;  PMID:  23404887
• Interactions of SR45, an SR-like protein, with spliceosomal proteins and an intronic sequence: insights into regulated splicing.   DOI:  10.1111/j.1365-313X.2012.05042.x ;  PMID:  22563826
• The C3H-type zinc finger protein GDS1/C3H42 is a nuclear-speckle-localized protein that is essential for normal growth and development in Arabidopsis.   DOI:  10.1016/j.plantsci.2016.06.010 ;  PMID:  27457991
• RALF1-FERONIA complex affects splicing dynamics to modulate stress responses and growth in plants.   DOI:  10.1126/sciadv.aaz1622 ;  PMID:  32671204
• The U1 snRNP component RBP45d regulates temperature-responsive flowering in Arabidopsis.   DOI:  10.1093/plcell/koab273 ;  PMID:  34791475
• Modulation of plant development and chilling stress responses by alternative splicing events under control of the spliceosome protein SmEb in Arabidopsis.   DOI:  10.1111/pce.14386 ;  PMID:  35770732

Sequences: