2004
Tissue specific alternative splicing in the gene for AHP5, a histidine-containing phosphotransfer protein from Arabidopsis thaliana
HRADILOVÁ, Jana a Břetislav BRZOBOHATÝZákladní údaje
Originální název
Tissue specific alternative splicing in the gene for AHP5, a histidine-containing phosphotransfer protein from Arabidopsis thaliana
Autoři
HRADILOVÁ, Jana a Břetislav BRZOBOHATÝ
Vydání
Praha, IV. Mezioborové setkání mladých biologů, biochemiků a chemiků, Chemické listy, s. 282-282, 2004
Nakladatel
Česká společnost chemická
Další údaje
Jazyk
angličtina
Typ výsledku
Stať ve sborníku
Obor
Genetika a molekulární biologie
Stát vydavatele
Česká republika
Utajení
není předmětem státního či obchodního tajemství
Označené pro přenos do RIV
Ano
Organizační jednotka
Přírodovědecká fakulta
ISBN
0009-2770
Klíčová slova anglicky
AHP5; alternative splicing; two-component system; Arabidopsis thaliana
Změněno: 30. 9. 2004 15:37, Mgr. Jana Hradilová, Ph.D.
Anotace
V originále
A multistep two-component system is involved in signal transduction in Arabidopsis and consists of a sensory histidine kinase, a phosphotransfer factor and a response regulator. Factors with histidine-containing phosphotransfer domains (AHPs) transfer the phosphoryl group from membrane localised receptor (histidine kinases) to effectors (response regulators) localised in the nucleus. Five AHPs have been identified in Arabidopsis. AHPs are small proteins (14,5 18 kDa), with a predicted acidic isoeletric point (5.53.9) and a typical phosphotransfer domain, including the conserved sequence XHQXKGSSXS. AHP5 comprises six exons and five introns. RNA was prepared using Trizol reagent from different plant tissues: leaves, roots, shoot, flowers, siliques and seedlings. Using RT-PCR we detected two products (AHP5s and AHP5l). Following sequencing, the second intron was found intact at position 211 bp in the longer product (AHP5l). Real time RT-PCR showed that the ratio between spliced and nonspliced products is in tested tissues significant different. Other AHPs (AHP1, AHP2, AHP3 and AHP4) were established to be normally spliced. AHP5l comprises two open reading frames, and in the longer of them the phosphotransfer domain is preserved intact as the original reading frame is not altered. This protein has a predicted molecular mass of 11.7kDa and the putative isoeletric point is 7.72.
Návaznosti
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