nostoc

Summary

Summary: A form-genus of CYANOBACTERIA in the order Nostocales. Trichomes composed of spherical or ovoid vegetative cells along with heterocysts and akinetes. The species form symbiotic associations with a wide range of eukaryotes.

Top Publications

  1. Rajaniemi P, Hrouzek P, Kastovská K, Willame R, Rantala A, Hoffmann L, et al. Phylogenetic and morphological evaluation of the genera Anabaena, Aphanizomenon, Trichormus and Nostoc (Nostocales, Cyanobacteria). Int J Syst Evol Microbiol. 2005;55:11-26 pubmed
    ..The aim was to study the taxonomy of the genera Anabaena, Aphanizomenon, Nostoc and Trichormus belonging to the family Nostocaceae (subsection IV...
  2. Bhandari R, Sharma P. Effect of UV-B and high visual radiation on photosynthesis in freshwater (nostoc spongiaeforme) and marine (Phormidium corium) cyanobacteria. Indian J Biochem Biophys. 2007;44:231-9 pubmed
    ..acids (MAAs) and antioxidant enzymes superoxide dismutase (SOD) and ascorbate peroxidase (APX) in freshwater (Nostoc spongiaeform) and marine (Phormidium corium) cyanobacteria...
  3. Takaichi S, Mochimaru M, Maoka T, Katoh H. Myxol and 4-ketomyxol 2'-fucosides, not rhamnosides, from Anabaena sp. PCC 7120 and Nostoc punctiforme PCC 73102, and proposal for the biosynthetic pathway of carotenoids. Plant Cell Physiol. 2005;46:497-504 pubmed
    We identified the molecular structures of carotenoids in some Anabaena and Nostoc species. The myxoxanthophyll and ketomyxoxanthophyll in Anabaena (also known as Nostoc) sp...
  4. Albarran C, Navarro J, De la Rosa M, Hervas M. The specificity in the interaction between cytochrome f and plastocyanin from the cyanobacterium Nostoc sp. PCC 7119 is mainly determined by the copper protein. Biochemistry. 2007;46:997-1003 pubmed
    The plastocyanin-cytochrome f complex from Nostoc exhibits relevant structural differences when compared with the homologous complexes from other cyanobacteria and plants, with electrostatic and hydrophobic interactions being differently ..
  5. Kumar V, Martin F, Hahn M, Schaefer M, Stamler J, Stasch J, et al. Insights into BAY 60-2770 activation and S-nitrosylation-dependent desensitization of soluble guanylyl cyclase via crystal structures of homologous nostoc H-NOX domain complexes. Biochemistry. 2013;52:3601-8 pubmed publisher
    ..Here we report the crystal structure of the activator BAY 60-2770 bound to the Nostoc H-NOX domain that is homologous to sGC...
  6. Ma Q, Hua H, Chen Y, Liu B, Krämer A, Scheer H, et al. A rising tide of blue-absorbing biliprotein photoreceptors: characterization of seven such bilin-binding GAF domains in Nostoc sp. PCC7120. FEBS J. 2012;279:4095-108 pubmed publisher
    ..Using a homology search, a group of putative blue-absorbing photoreceptors was identified in Nostoc sp...
  7. Gottlieb S, Kim P, Corley S, Madsen D, Hanke S, Chang C, et al. Primary and secondary photodynamics of the violet/orange dual-cysteine NpF2164g3 cyanobacteriochrome domain from Nostoc punctiforme. Biochemistry. 2014;53:1029-40 pubmed publisher
    ..These results extend our understanding of dual-cysteine CBCR photocycles in the phytochrome superfamily. ..
  8. Lee J, Kang G, Lim H, Jin K, Kim S, Ree M, et al. Crystal structure of the GluR0 ligand-binding core from Nostoc punctiforme in complex with L-glutamate: structural dissection of the ligand interaction and subunit interface. J Mol Biol. 2008;376:308-16 pubmed publisher
    GluR0 from Nostoc punctiforme (NpGluR0) is a bacterial homologue of the ionotropic glutamate receptor (iGluR). We have solved the crystal structure of the ligand-binding core of NpGluR0 in complex with l-glutamate at a resolution of 2.1 A...
  9. Costa J, Romero E, Lindblad P. Sequence based data supports a single Nostoc strain in individual coralloid roots of cycads. FEMS Microbiol Ecol. 2004;49:481-7 pubmed publisher
    ..Several Nostoc strains were found to be involved in this symbiosis, both in natural populations and greenhouse-originated cycads...

More Information

Publications73

  1. Ekman M, Tollbäck P, Klint J, Bergman B. Protein expression profiles in an endosymbiotic cyanobacterium revealed by a proteomic approach. Mol Plant Microbe Interact. 2006;19:1251-61 pubmed
    Molecular mechanisms behind adaptations in the cyanobacterium (Nostoc sp.) to a life in endosymbiosis with plants are still not clarified, nor are the interactions between the partners...
  2. Albarran C, Navarro J, Molina Heredia F, Murdoch P, De la Rosa M, Hervas M. Laser flash-induced kinetic analysis of cytochrome f oxidation by wild-type and mutant plastocyanin from the cyanobacterium Nostoc sp. PCC 7119. Biochemistry. 2005;44:11601-7 pubmed
    ..and mutant species of plastocyanin has been analyzed by laser flash absorption spectroscopy in the cyanobacterium Nostoc (formerly, Anabaena) sp. PCC 7119...
  3. Oksanen I, Jokela J, Fewer D, Wahlsten M, Rikkinen J, Sivonen K. Discovery of rare and highly toxic microcystins from lichen-associated cyanobacterium Nostoc sp. strain IO-102-I. Appl Environ Microbiol. 2004;70:5756-63 pubmed
    ..Here we show that a terrestrial cyanobacterium Nostoc sp. strain IO-102-I isolated from a lichen association produces six different microcystins...
  4. Iwai H, Züger S, Jin J, Tam P. Highly efficient protein trans-splicing by a naturally split DnaE intein from Nostoc punctiforme. FEBS Lett. 2006;580:1853-8 pubmed
    Protein trans-splicing by the naturally split intein of the gene dnaE from Nostoc punctiforme (Npu DnaE) was demonstrated here with non-native exteins in Escherichia coli...
  5. Papaefthimiou D, Hrouzek P, Mugnai M, Lukesova A, Turicchia S, Rasmussen U, et al. Differential patterns of evolution and distribution of the symbiotic behaviour in nostocacean cyanobacteria. Int J Syst Evol Microbiol. 2008;58:553-64 pubmed publisher
    Many cyanobacteria commonly identified as belonging to the genus Nostoc are well-known cyanobionts (symbionts) of a wide variety of plants and fungi...
  6. Raleiras P, Kellers P, Lindblad P, Styring S, Magnuson A. Isolation and characterization of the small subunit of the uptake hydrogenase from the cyanobacterium Nostoc punctiforme. J Biol Chem. 2013;288:18345-52 pubmed publisher
    ..b>Nostoc punctiforme ATCC 29133 is a filamentous cyanobacterium that expresses the uptake hydrogenase HupSL in heterocysts ..
  7. Cheriyan M, Pedamallu C, Tori K, Perler F. Faster protein splicing with the Nostoc punctiforme DnaE intein using non-native extein residues. J Biol Chem. 2013;288:6202-11 pubmed publisher
    ..We applied this selection to examine the sequence space of residues flanking the Nostoc punctiforme Npu DnaE intein and found that this intein efficiently splices a much wider range of sequences than ..
  8. Agger S, Lopez Gallego F, Hoye T, Schmidt Dannert C. Identification of sesquiterpene synthases from Nostoc punctiforme PCC 73102 and Nostoc sp. strain PCC 7120. J Bacteriol. 2008;190:6084-96 pubmed publisher
    ..Here, we describe the characterization of three sesquiterpene synthases identified in Nostoc sp. strain PCC 7120 (terpene synthase NS1) and Nostoc punctiforme PCC 73102 (terpene synthases NP1 and NP2)...
  9. Díaz E, Vicente Manzanares M, Sacristán M, Vicente C, Legaz M. Fungal lectin of Peltigera canina induces chemotropism of compatible Nostoc cells by constriction-relaxation pulses of cyanobiont cytoskeleton. Plant Signal Behav. 2011;6:1525-36 pubmed publisher
    ..A glycosylated arginase acting as a fungal lectin from Peltigera canina is able to produce recruitment of cyanobiont Nostoc cells and their adhesion to the hyphal surface...
  10. Yi Z, Huang H, Kuang T, Sui S. Three-dimensional architecture of phycobilisomes from Nostoc flagelliforme revealed by single particle electron microscopy. FEBS Lett. 2005;579:3569-73 pubmed
    ..Here, the three dimensional structure of intact phycobilisomes from Nostoc flagelliforme is studied by a combination of negative stain electron microscopy and cryo-electron microscopy...
  11. Milikisyants S, Scarpelli F, Finiguerra M, Ubbink M, Huber M. A pulsed EPR method to determine distances between paramagnetic centers with strong spectral anisotropy and radicals: the dead-time free RIDME sequence. J Magn Reson. 2009;201:48-56 pubmed publisher
    ..The distance between a low-spin Fe(III) center and a spin label in spin-labeled cytochrome f shows the complete dipolar trace of a transition-metal ion center and a spin label, yielding the distance expected from the structure...
  12. Agervald A, Zhang X, Stensjö K, Devine E, Lindblad P. CalA, a cyanobacterial AbrB protein, interacts with the upstream region of hypC and acts as a repressor of its transcription in the cyanobacterium Nostoc sp. strain PCC 7120. Appl Environ Microbiol. 2010;76:880-90 pubmed publisher
    The filamentous, heterocystous, nitrogen-fixing cyanobacterium Nostoc sp. strain PCC 7120 may contain, depending on growth conditions, up to two hydrogenases directly involved in hydrogen metabolism...
  13. Ni S, Sheldrick G, Benning M, Kennedy M. The 2A resolution crystal structure of HetL, a pentapeptide repeat protein involved in regulation of heterocyst differentiation in the cyanobacterium Nostoc sp. strain PCC 7120. J Struct Biol. 2009;165:47-52 pubmed publisher
    The hetL gene from the cyanobacterium Nostoc sp. PCC 7120 encodes a 237 amino acid protein (25.6kDa) containing 40 predicted tandem pentapeptide repeats. Nostoc sp...
  14. Kanekiyo K, Hayashi K, Takenaka H, Lee J, Hayashi T. Anti-herpes simplex virus target of an acidic polysaccharide, nostoflan, from the edible blue-green alga Nostoc flagelliforme. Biol Pharm Bull. 2007;30:1573-5 pubmed
    The acidic polysaccharide nostoflan was previously isolated as an antiviral component from the terrestrial alga Nostoc flagelliforme. In the present study, we examined the target for its anti-herpes simplex virus type 1 action...
  15. Agervald A, Stensjö K, Holmqvist M, Lindblad P. Transcription of the extended hyp-operon in Nostoc sp. strain PCC 7120. BMC Microbiol. 2008;8:69 pubmed publisher
    ..The N2-fixing cyanobacterium Nostoc sp. strain PCC 7120 may contain both an uptake and a bidirectional hydrogenase...
  16. Fernández Martínez M, de los Rios A, Sancho L, Pérez Ortega S. Diversity of endosymbiotic Nostoc in Gunnera magellanica from Tierra del Fuego, Chile [corrected]. Microb Ecol. 2013;66:335-50 pubmed publisher
    ..this region is initiated by Gunnera magellanica, which forms symbiotic associations with the cyanobacterial genus Nostoc, a trait that likely confers advantages in this colonisation process...
  17. Berntzon L, Erasmie S, Celepli N, Eriksson J, Rasmussen U, Bergman B. BMAA inhibits nitrogen fixation in the cyanobacterium Nostoc sp. PCC 7120. Mar Drugs. 2013;11:3091-108 pubmed publisher
    ..Here, we examined the effects of BMAA on the physiology of the filamentous nitrogen-fixing cyanobacterium Nostoc sp. PCC 7120...
  18. Zettler J, Schütz V, Mootz H. The naturally split Npu DnaE intein exhibits an extraordinarily high rate in the protein trans-splicing reaction. FEBS Lett. 2009;583:909-14 pubmed publisher
    We have studied the naturally split alpha subunit of the DNA polymerase III (DnaE) intein from Nostoc punctiforme PCC73102 (Npu) using purified proteins and determined an apparent first-order rate constant of (1.1+/-0...
  19. Seabra R, Santos A, Pereira S, Moradas Ferreira P, Tamagnini P. Immunolocalization of the uptake hydrogenase in the marine cyanobacterium Lyngbya majuscula CCAP 1446/4 and two Nostoc strains. FEMS Microbiol Lett. 2009;292:57-62 pubmed publisher
    ..of the uptake hydrogenase was also investigated in two distinct heterocystous cyanobacterial strains, and while in Nostoc sp...
  20. Chlipala G, Sturdy M, Krunic A, Lantvit D, Shen Q, Porter K, et al. Cylindrocyclophanes with proteasome inhibitory activity from the Cyanobacterium Nostoc sp. J Nat Prod. 2010;73:1529-37 pubmed publisher
    Material collected from a parkway in the city of Chicago afforded the isolation of a Nostoc species (UIC 10022A)...
  21. Lehner J, Zhang Y, Berendt S, Rasse T, Forchhammer K, Maldener I. The morphogene AmiC2 is pivotal for multicellular development in the cyanobacterium Nostoc punctiforme. Mol Microbiol. 2011;79:1655-69 pubmed publisher
    ..differentiation, indicating a fundamental importance of intercellular communication for cell differentiation in Nostoc. AmiC2-GFP localizes in the cell wall with a focus in the cross walls of dividing cells, implying that AmiC2 ..
  22. Gao Q, Garcia Pichel F. An ATP-grasp ligase involved in the last biosynthetic step of the iminomycosporine shinorine in Nostoc punctiforme ATCC 29133. J Bacteriol. 2011;193:5923-8 pubmed publisher
    We investigated the genetic basis for mycosporine sunscreen biosynthesis by the cyanobacterium Nostoc punctiforme ATCC 29133. Heterologous expression in Escherichia coli of three contiguous N...
  23. Kim P, Freer L, Rockwell N, Martin S, Lagarias J, Larsen D. Second-chance forward isomerization dynamics of the red/green cyanobacteriochrome NpR6012g4 from Nostoc punctiforme. J Am Chem Soc. 2012;134:130-3 pubmed publisher
    ..primary ultrafast Z-to-E isomerization photodynamics of the phytochrome-related cyanobacteriochrome NpR6012g4 from Nostoc punctiforme was studied by transient absorption pump-dump-probe spectroscopy...
  24. Chiu W, Peters G, Levieille G, Still P, Cousins S, Osborne B, et al. Nitrogen deprivation stimulates symbiotic gland development in Gunnera manicata. Plant Physiol. 2005;139:224-30 pubmed
    ..Optimized conditions were found for in vitro establishment of the Nostoc-Gunnera symbiosis by inoculating mature glands with hormogonia from Nostoc punctiforme, a cyanobacterium strain ..
  25. Mateo P, Perona E, Berrendero E, Leganés F, Martin M, Golubic S. Life cycle as a stable trait in the evaluation of diversity of Nostoc from biofilms in rivers. FEMS Microbiol Ecol. 2011;76:185-98 pubmed publisher
    The diversity within the genus Nostoc is still controversial and more studies are needed to clarify its heterogeneity...
  26. Ow S, Cardona T, Taton A, Magnuson A, Lindblad P, Stensjö K, et al. Quantitative shotgun proteomics of enriched heterocysts from Nostoc sp. PCC 7120 using 8-plex isobaric peptide tags. J Proteome Res. 2008;7:1615-28 pubmed publisher
    The filamentous cyanobacterium Nostoc sp. strain PCC 7120 is capable of fixing atmospheric nitrogen...
  27. Campbell E, Christman H, Meeks J. DNA microarray comparisons of plant factor- and nitrogen deprivation-induced Hormogonia reveal decision-making transcriptional regulation patterns in Nostoc punctiforme. J Bacteriol. 2008;190:7382-91 pubmed publisher
    ..In Nostoc punctiforme, they are also induced by the exudate (hormogonium-inducing factor [HIF]) of a symbiotic plant partner...
  28. Stensjö K, Ow S, Barrios Llerena M, Lindblad P, Wright P. An iTRAQ-based quantitative analysis to elaborate the proteomic response of Nostoc sp. PCC 7120 under N2 fixing conditions. J Proteome Res. 2007;6:621-35 pubmed
    b>Nostoc sp. PCC 7120 is an oxygen-evolving photoautotrophic N2 fixing filamentous cyanobacterium...
  29. Díaz Moreno I, Díaz Quintana A, De la Rosa M, Ubbink M. Structure of the complex between plastocyanin and cytochrome f from the cyanobacterium Nostoc sp. PCC 7119 as determined by paramagnetic NMR. The balance between electrostatic and hydrophobic interactions within the transient complex determines the r. J Biol Chem. 2005;280:18908-15 pubmed
    The complex between cytochrome f and plastocyanin from the cyanobacterium Nostoc has been characterized by NMR spectroscopy. The binding constant is 16 mM(-1), and the lifetime of the complex is much less than 10 ms...
  30. Soule T, Garcia Pichel F, Stout V. Gene expression patterns associated with the biosynthesis of the sunscreen scytonemin in Nostoc punctiforme ATCC 29133 in response to UVA radiation. J Bacteriol. 2009;191:4639-46 pubmed publisher
    ..identified and characterized an 18-gene cluster associated with scytonemin biosynthesis in the cyanobacterium Nostoc punctiforme ATCC 29133; we now report on the expression response of these genes to a step-up shift in UVA exposure...
  31. Steiger S, Sandmann G. Cloning of two carotenoid ketolase genes from Nostoc punctiforme for the heterologous production of canthaxanthin and astaxanthin. Biotechnol Lett. 2004;26:813-7 pubmed
    ..such as astaxanthin, two carotenoid ketolase genes crtW38 and crtW148, were cloned from the cyanobacterium, Nostoc punctiforme PCC 73102 and functionally characterized...
  32. Hirose Y, Narikawa R, Katayama M, Ikeuchi M. Cyanobacteriochrome CcaS regulates phycoerythrin accumulation in Nostoc punctiforme, a group II chromatic adapter. Proc Natl Acad Sci U S A. 2010;107:8854-9 pubmed publisher
    ..The filamentous cyanobacterium Nostoc punctiforme ATCC 29133 (N...
  33. Olsson S, Kaasalainen U, Rikkinen J. Reconstruction of structural evolution in the trnL intron P6b loop of symbiotic Nostoc (Cyanobacteria). Curr Genet. 2012;58:49-58 pubmed publisher
    ..of the hyper-variable P6b region of the group I trnLeu intron in a monophyletic group of lichen-symbiotic Nostoc strains and establish it as a useful marker in the phylogenetic analysis of these organisms...
  34. Ramirez M, Valdes N, Guan D, Chen Z. Engineering split intein DnaE from Nostoc punctiforme for rapid protein purification. Protein Eng Des Sel. 2013;26:215-23 pubmed publisher
    ..A single mutation in DnaE intein from Nostoc punctiforme PCC73102 (NpuDnaE), Asp118Gly, was introduced based on sequence alignment with a previously engineered ..
  35. Soule T, Stout V, Swingley W, Meeks J, Garcia Pichel F. Molecular genetics and genomic analysis of scytonemin biosynthesis in Nostoc punctiforme ATCC 29133. J Bacteriol. 2007;189:4465-72 pubmed
    ..In this study, a scytonemin-deficient mutant of the cyanobacterium Nostoc punctiforme ATCC 29133 was obtained by random transposon insertion into open reading frame NpR1273...
  36. Hernandez J, Pellicer S, Huang L, Peleato M, Fillat M. FurA modulates gene expression of alr3808, a DpsA homologue in Nostoc (Anabaena) sp. PCC7120. FEBS Lett. 2007;581:1351-6 pubmed
    ..In silico analysis of the promoter region of alr3808, a dpsA homologue from the cyanobacterium Nostoc sp. PCC7120 shows putative iron-boxes with high homology with those recognized by FurA (ferric uptake regulator)...
  37. Choi J, Lee H, Kim Y, Park J, Woo E, Kim M, et al. Characterization of a novel debranching enzyme from Nostoc punctiforme possessing a high specificity for long branched chains. Biochem Biophys Res Commun. 2009;378:224-9 pubmed publisher
    A novel debranching enzyme from Nostoc punctiforme PCC73102 (NPDE) exhibits hydrolysis activity toward both alpha-(1,6)- and alpha-(1,4)-glucosidic linkages...
  38. Low H, Lowe J. A bacterial dynamin-like protein. Nature. 2006;444:766-9 pubmed
    ..Concurrently, we show compelling similarity between a cyanobacterial and chloroplast DLP that, given the endosymbiotic ancestry of chloroplasts, questions the evolutionary origins of dynamins...
  39. Fewer D, Osterholm J, Rouhiainen L, Jokela J, Wahlsten M, Sivonen K. Nostophycin biosynthesis is directed by a hybrid polyketide synthase-nonribosomal peptide synthetase in the toxic cyanobacterium Nostoc sp. strain 152. Appl Environ Microbiol. 2011;77:8034-40 pubmed publisher
    ..Biosyntheses of nostophycin and microcystin resemble each other, but the phylogenetic analyses suggest that they are distantly related to one another...
  40. Bhattacharyya S, Nayak B, Choudhury N. Response of diazotrophic cyanobacterium Nostoc carneum under pesticide and UV-B stress. Chemosphere. 2011;84:131-5 pubmed publisher
    ..pesticide on the growth, photosynthetic pigments, protein content and DCPIP photoreduction of a cyanobacterium Nostoc carneum...
  41. Harada H, Shindo K, Iki K, Teraoka A, Okamoto S, Yu F, et al. Efficient functional analysis system for cyanobacterial or plant cytochromes P450 involved in sesquiterpene biosynthesis. Appl Microbiol Biotechnol. 2011;90:467-76 pubmed publisher
    ..CamA and NsRED) and ferredoxins (CamB and NsFER), which are derived from Pseudomonas putida and cyanobacterium Nostoc sp...
  42. Díaz Moreno I, Díaz Quintana A, De la Rosa M, Crowley P, Ubbink M. Different modes of interaction in cyanobacterial complexes of plastocyanin and cytochrome f. Biochemistry. 2005;44:3176-83 pubmed
    ..The complex from the cyanobacterium Nostoc sp...
  43. Scherzinger D, Ruch S, Kloer D, Wilde A, Al Babili S. Retinal is formed from apo-carotenoids in Nostoc sp. PCC7120: in vitro characterization of an apo-carotenoid oxygenase. Biochem J. 2006;398:361-9 pubmed
    The sensory rhodopsin from Anabaena (Nostoc) sp. PCC7120 is the first cyanobacterial retinylidene protein identified...
  44. Lopez Gomollon S, Hernandez J, Pellicer S, Angarica V, Peleato M, Fillat M. Cross-talk between iron and nitrogen regulatory networks in anabaena (Nostoc) sp. PCC 7120: identification of overlapping genes in FurA and NtcA regulons. J Mol Biol. 2007;374:267-81 pubmed
    ..The identification of common elements overlapping the NtcA and FurA regulons allows us to establish a previously unrecognized transcriptional regulatory connection between iron homeostasis, redox control and nitrogen metabolism...
  45. Cardona T, Battchikova N, Agervald A, Zhang P, Nagel E, Aro E, et al. Isolation and characterization of thylakoid membranes from the filamentous cyanobacterium Nostoc punctiforme. Physiol Plant. 2007;131:622-34 pubmed publisher
    b>Nostoc punctiforme strain Pasteur Culture Collection (PCC) 73102, a sequenced filamentous cyanobacterium capable of nitrogen fixation, is used as a model organism for characterization of bioenergetic processes during nitrogen fixation in ..
  46. Ferroni L, Klisch M, Pancaldi S, Häder D. Complementary UV-absorption of mycosporine-like amino acids and scytonemin is responsible for the UV-insensitivity of photosynthesis in Nostoc flagelliforme. Mar Drugs. 2010;8:106-21 pubmed publisher
    ..Natural colonies of the UV-insensitive Nostoc flagelliforme were found to be especially rich in MAAs (32...
  47. Kim P, Freer L, Rockwell N, Martin S, Lagarias J, Larsen D. Femtosecond photodynamics of the red/green cyanobacteriochrome NpR6012g4 from Nostoc punctiforme. 1. Forward dynamics. Biochemistry. 2012;51:608-18 pubmed publisher
    ..forward photodynamics of the red/green CBCR NpR6012g4 from the NpR6012 locus of the nitrogen-fixing cyanobacterium Nostoc punctiforme...
  48. Kanekiyo K, Lee J, Hayashi K, Takenaka H, Hayakawa Y, Endo S, et al. Isolation of an antiviral polysaccharide, nostoflan, from a terrestrial cyanobacterium, Nostoc flagelliforme. J Nat Prod. 2005;68:1037-41 pubmed
    A novel acidic polysaccharide, nostoflan, was isolated from a terrestrial cyanobacterium, Nostoc flagelliforme...
  49. Cardona T, Battchikova N, Zhang P, Stensjö K, Aro E, Lindblad P, et al. Electron transfer protein complexes in the thylakoid membranes of heterocysts from the cyanobacterium Nostoc punctiforme. Biochim Biophys Acta. 2009;1787:252-63 pubmed publisher
    ..We have investigated the membrane proteome of heterocysts from nitrogen fixing filaments of Nostoc punctiforme sp. PCC 73102, by 2D gel electrophoresis and mass spectrometry...
  50. Holmqvist M, Stensjö K, Oliveira P, Lindberg P, Lindblad P. Characterization of the hupSL promoter activity in Nostoc punctiforme ATCC 29133. BMC Microbiol. 2009;9:54 pubmed publisher
    ..b>Nostoc punctiforme ATCC 29133 is a filamentous dinitrogen fixing cyanobacterium containing a nitrogenase and an uptake ..
  51. Gehringer M, Adler L, Roberts A, Moffitt M, Mihali T, Mills T, et al. Nodularin, a cyanobacterial toxin, is synthesized in planta by symbiotic Nostoc sp. ISME J. 2012;6:1834-47 pubmed publisher
    The nitrogen-fixing bacterium, Nostoc, is a commonly occurring cyanobacterium often found in symbiotic associations. We investigated the potential of cycad cyanobacterial endosymbionts to synthesize microcystin/nodularin...
  52. Temina M, Rezankova H, Rezanka T, Dembitsky V. Diversity of the fatty acids of the Nostoc species and their statistical analysis. Microbiol Res. 2007;162:308-21 pubmed
    ..dioic, saturated and unsaturated fatty acids were determined of six cyanobacterial species belonging to genus Nostoc and in different habitats: freshwater, terrestrial, and as well as symbionts...
  53. Zhao K, Zhang J, Tu J, Böhm S, Plöscher M, Eichacker L, et al. Lyase activities of CpcS- and CpcT-like proteins from Nostoc PCC7120 and sequential reconstitution of binding sites of phycoerythrocyanin and phycocyanin beta-subunits. J Biol Chem. 2007;282:34093-103 pubmed
    Genes all5292 (cpcS2) and alr0617 (cpcS1) in the cyanobacterium Nostoc PCC7120 are homologous to the biliprotein lyase cpcS, and genes all5339 (cpcT1) and alr0647 (cpcT2) are homologous to the lyase cpcT...
  54. Vargas W, Nishi C, Giarrocco L, Salerno G. Differential roles of alkaline/neutral invertases in Nostoc sp. PCC 7120: Inv-B isoform is essential for diazotrophic growth. Planta. 2011;233:153-62 pubmed publisher
    The presence of two alkaline/neutral invertases (Inv-A and Inv-B) in the filaments of Nostoc (also named Anabaena) sp...
  55. Ow S, Noirel J, Cardona T, Taton A, Lindblad P, Stensjö K, et al. Quantitative overview of N2 fixation in Nostoc punctiforme ATCC 29133 through cellular enrichments and iTRAQ shotgun proteomics. J Proteome Res. 2009;8:187-98 pubmed publisher
    b>Nostoc punctiforme ATCC 29133 is a photoautotrophic cyanobacterium with the capacity to fix atmospheric N 2. Its ability to mediate this process is similar to that described for Nostoc sp...
  56. Vetting M, Hegde S, Hazleton K, Blanchard J. Structural characterization of the fusion of two pentapeptide repeat proteins, Np275 and Np276, from Nostoc punctiforme: resurrection of an ancestral protein. Protein Sci. 2007;16:755-60 pubmed
    The Nostoc punctiforme genes Np275 and Np276 are two adjacently encoded proteins of 98 and 75 amino acids in length and exhibit sequences composed of tandem pentapeptide repeats...
  57. Wu S, He L, Shen R, Zhang X, Wang Q. Molecular cloning of maltooligosyltrehalose trehalohydrolase gene from Nostoc flagelliforme and trehalose-related response to stresses. J Microbiol Biotechnol. 2011;21:830-7 pubmed
    ..trehalohydrolase (NfMTH) for trehalose biosynthesis was cloned by the degenerate primer- PCR from cyanobacterium Nostoc flagelliforme...
  58. Argueta C, Yuksek K, Patel R, Summers M. Identification of Nostoc punctiforme akinete-expressed genes using differential display. Mol Microbiol. 2006;61:748-57 pubmed
    ..experiencing low light or phosphate limitation, but also form at high frequencies in a zwf mutant strain of Nostoc punctiforme following dark incubation in the presence of fructose...
  59. Sharma L, Mallick N. Accumulation of poly-beta-hydroxybutyrate in Nostoc muscorum: regulation by pH, light-dark cycles, N and P status and carbon sources. Bioresour Technol. 2005;96:1304-10 pubmed
    Accumulation of poly-beta-hydroxybutyrate (PHB) in Nostoc muscorum was studied. Cells harvested at stationary phase of growth depicted maximum accumulation i.e. 8.6% (w/w) of dry cells as compared to lag (4.1%) or logarithmic (6...
  60. Sjöholm J, Oliveira P, Lindblad P. Transcription and regulation of the bidirectional hydrogenase in the cyanobacterium Nostoc sp. strain PCC 7120. Appl Environ Microbiol. 2007;73:5435-46 pubmed
    The filamentous, heterocystous cyanobacterium Nostoc sp. strain PCC 7120 (Anabaena sp. strain PCC 7120) possesses an uptake hydrogenase and a bidirectional enzyme, the latter being capable of catalyzing both H2 production and evolution...
  61. Ertel F, Mirus O, Bredemeier R, Moslavac S, Becker T, Schleiff E. The evolutionarily related beta-barrel polypeptide transporters from Pisum sativum and Nostoc PCC7120 contain two distinct functional domains. J Biol Chem. 2005;280:28281-9 pubmed
    ..in outer envelope of chloroplasts) of the outer envelope of chloroplasts and of a protein, alr2269, from Nostoc PCC7120 with homology to Toc75, both proteins having a similar domain organization...
  62. Marasco E, Vay K, Schmidt Dannert C. Identification of carotenoid cleavage dioxygenases from Nostoc sp. PCC 7120 with different cleavage activities. J Biol Chem. 2006;281:31583-93 pubmed
    ..Three CCD homologs identified in Nostoc sp. PCC 7120 were purified, and their cleavage activities were investigated...
  63. Wang G, Chen K, Chen L, Hu C, Zhang D, Liu Y. The involvement of the antioxidant system in protection of desert cyanobacterium Nostoc sp. against UV-B radiation and the effects of exogenous antioxidants. Ecotoxicol Environ Saf. 2008;69:150-7 pubmed
    ..study, we found that UV-B radiation decreased photosynthetic activity and boosted lipid peroxidation of desert Nostoc sp...
  64. Martin F, Baskaran P, Ma X, Dunten P, Schaefer M, Stasch J, et al. Structure of cinaciguat (BAY 58-2667) bound to Nostoc H-NOX domain reveals insights into heme-mimetic activation of the soluble guanylyl cyclase. J Biol Chem. 2010;285:22651-7 pubmed publisher
    ..The 2.3-A resolution structure of BAY 58-2667 bound to a heme NO and oxygen binding domain (H-NOX) from Nostoc homologous to that of sGC reveals that the trifurcated BAY 58-2667 molecule has displaced the heme and acts as a ..