ArticleThe Plant cell1999
Sac3, an Snf1-like serine/threonine kinase that positively and negatively regulates the responses of Chlamydomonas to sulfur limitation.
Article in The Plant cell, 1999. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 41 papers.
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Who cites it
41 citing papers in PubMed, 112 citations in OpenAlex.
- A RAF-SnRK2-PP2C functional module regulates cell survival in the chlorophyte Chlamydomonas reinhardtii.The New phytologist · 2026Article
- Drought Responsive Putative Marker-Trait Association in Tall Fescue as Influenced by the Presence of a Novel Endophyte.Frontiers in plant science · 2021Article
- Molecular Mechanisms Underlying the Acclimation ofFrontiers in plant science · 2021Article
- Transcriptome Analysis Reveals Cr(VI) Adaptation Mechanisms inFrontiers in microbiology · 2021Article
- Genome-wide identification and characterization of CKIN/SnRK gene family in Chlamydomonas reinhardtii.Scientific reports · 2019Article
- Transcriptional Reprogramming of Pea Leaves at Early Reproductive Stages.Frontiers in plant science · 2019Article
- Nitrogen-dependent coordination of cell cycle, quiescence and TAG accumulation in Chlamydomonas.Biotechnology for biofuels · 2019Review
- High-throughput metabolic screening of microalgae genetic variation in response to nutrient limitation.Metabolomics : Official journal of the Metabolomic Society · 2016Article
- Relevance of nutrient media composition for hydrogen production in Chlamydomonas.Photosynthesis research · 2015Review
- Article
- Defects in a new class of sulfate/anion transporter link sulfur acclimation responses to intracellular glutathione levels and cell cycle control.Plant physiology · 2014Article
- Critical function of a Chlamydomonas reinhardtii putative polyphosphate polymerase subunit during nutrient deprivation.The Plant cell · 2014Article
- Transcriptome and metabolome analysis of plant sulfate starvation and resupply provides novel information on transcriptional regulation of metabolism associated with sulfur, nitrogen and phosphorus nutritional responses in Arabidopsis.Frontiers in plant science · 2014Article
- Responsibility of regulatory gene expression and repressed protein synthesis for triacylglycerol accumulation on sulfur-starvation in Chlamydomonas reinhardtii.Frontiers in plant science · 2014Article
- Tiered regulation of sulfur deprivation responses in Chlamydomonas reinhardtii and identification of an associated regulatory factor.Plant physiology · 2013Article
- SNF1-related protein kinases type 2 are involved in plant responses to cadmium stress.Plant physiology · 2012Article
- Altered fermentative metabolism in Chlamydomonas reinhardtii mutants lacking pyruvate formate lyase and both pyruvate formate lyase and alcohol dehydrogenase.The Plant cell · 2012Article
- SnRK2 protein kinases--key regulators of plant response to abiotic stresses.Omics : a journal of integrative biology · 2011Review
- Hydrogen photo-evolution upon S deprivation stepwise: an illustration of microalgal photosynthetic and metabolic flexibility and a step stone for future biotechnological methods of renewable H(2) production.Photosynthesis research · 2010Review
- RNA-seq analysis of sulfur-deprived Chlamydomonas cells reveals aspects of acclimation critical for cell survival.The Plant cell · 2010Article
Corrections and comments
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Authors and funding
3 authors at 3 institutions in 1 country.
Funding
No grant is acknowledged in the PubMed record.
Abstract
The Sac3 gene product of Chlamydomonas positively and negatively regulates the responses of the cell to sulfur limitation. In wild-type cells, arylsulfatase activity is detected only during sulfur limitation. The sac3 mutant expresses arylsulfatase activity even when grown in nutrient-replete medium, which suggests that the Sac3 protein has a negative effect on the induction of arylsulfatase activity. In contrast to its effect on arylsulfatase activity, Sac3 positively regulates the high-affinity sulfate transport system-the sac3 mutant is unable to fully induce high-affinity sulfate transport during sulfur limitation. We have complemented the sac3 mutant and cloned a cDNA copy of the Sac3 gene. The deduced amino acid sequence of the Sac3 gene product is similar to the catalytic domain of the yeast Snf1 family of serine/threonine kinases and is therefore classified as a Snf1-related kinase (SnRK). Specifically, Sac3 falls within the SnRK2 subfamily of kinases from vascular plants. In addition to the 11 subdomains common to Snf1-like serine/threonine kinases, Sac3 and the plant kinases have two additional subdomains and a highly acidic C-terminal region. The role of Sac3 in the signal transduction system that regulates the responses of Chlamydomonas to sulfur limitation is discussed.
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