Atkinson GC, Tenson T, Hauryliuk V (2011) The RelA/SpoT homolog (RSH) superfamily: Distribution and functional evolution of ppGpp synthetases and hydrolases across the tree of life. PloS One 6(8):e23479. doi:10.1371/journal.pone.0023479
Brockmann-Gretza O, Kalinowski J (2006) Global gene expression during stringent response in Corynebacterium glutamicum in presence and absence of the rel gene encoding (p)ppGpp synthase. BMC Genomics 7:230. doi:10.1186/1471-2164-7-230
Cashel M, Gallant J (1969) Two compounds implicated in the function of the RC gene of Escherichia coli. Nature 221:838-841
Chang D-E, Smalley DJ, Conway T (2002) Gene experssion profiling of Escherichia coli growth transitions: an expanded strigent response model. Mol Microbiol 45:289-306. doi:10.1046/j.1365-2958.2002.03001.x
Chatnaparat T, Li Z, Korban SS, Zhao Y (2015a) The bacterial alarmone (p)ppGpp is required for virulence and controls cell size and survival of Pseudomonas syringae on plants. Environ Microbiol 17(11):4253-70. doi:10.1111/1462-2920.12744
Chatnaparat T, Li Z, Korban SS, Zhao Y (2015b) The stringent response mediated by (p)ppGpp is required for virulence of Pseudomonas syringae pv. tomato and its survival on tomato. Mol Plant Microbe Interac 28(7):776-89. doi:10.1094/MPMI-11-14-0378-R
Eichenlaub R, Gartemann KH (2011) The Clavibacter michiganensis subspecies: molecular investigation of gram-positive bacterial plant pathogens. Annu Rev Phytopathol 49:445-64. doi:10.1146/annurev-phyto-072910-095258
Fischer M, Zimmerman TP, Short SA (1982) A rapid method for the determination of guanosine 5'-diphosphate-3'-diphosphate and guanosine 5'-triphosphate-3'-diphosphate by high-performance liquid chromatography. Anal Biochem 121:135-139. doi:10.1016/0003-2697(82)90566-8
Gupta KR, Baloni P, Indi SS, Chatterji D (2016) Regulation of growth, cell shape, cell divisiion and gene expression by second messengers (p)ppGpp and cyclic di-GMP in Mycobacterium smegmatis. J Bacteriol 198:1414-1422. doi:10.1128/JB.00126-16
Hallez R, Delaby M, Sanselicio S, Viollier PH (2017) Hit the right spots: cell cycle control by phosphorylated guanosines in alphaproteobacteria. Nat Rev Microbiol 15(3):137-148. doi:10.1038/nrmicro.2016.183
Hamel E, Cashel M (1973) Role of guanine nucleotides in protein synthesis. Elongation factor G and guanosine 5'- triphosphate, 3'- diphosphate. Proc Natl Acad Sci USA 70:3250-3254. doi:10.1073/pnas.70.11.3250
Hauryliuk V, Atkinson GC, Murakami KS, Tenson T, Gerdes K (2015) Recent functional insights into the role of (p)ppGpp in bacterial physiology. Nat Rev Microbiol 13(5):298-309. doi:10.1038/nrmicro3448
Ihara Y, Ohta H, Masuda S (2015) A highly sensitive quantification method for the accumulation of alarmone ppGpp in Arabidopsis thaliana using UPLC-ESI-qMS/MS. J Plant Res 128(3):511-8. doi:10.1007/s10265-015-0711-1
Jiang N, Lv QY, Xu X, Cao YS, Walcott RR, Li JQ, Luo LX (2016) Induction of the viable but nonculturable state in Clavibacter michiganensis subsp. michiganensis and in planta resuscitation of the cells on tomato seedlings. Plant Pathol 65:826-36. doi.org/10.1111/ppa.12454
Jin H, Lao YM, Zhou J, Zhang HJ, Cai ZH (2018) A rapid UHPLC-HILIC method for algal guanosine 5'-diphosphate 3'-diphosphate (ppGpp) and the potential separation mechanism. J Chromatogr B Analyt Technol Biomed Life Sci 1096:143-153. doi:10.1016/j.jchromb.2018.08.009
Kriel A, Bittner AN, Kim SH, Liu K, Tehranchi AK, Zou WY, Rendon S, Chen R, Tu BP, Wang JD (2012) Direct regulation of GTP homeostasis by (p)ppGpp: A critical component of viability and stress resistance. Mol Cell 48(2):231-41. doi:10.1016/j.molcel.2012.08.009
Lagosky PA, Chang FN (1978) The extraction of guanosine 5'- diphosphate, 3'- diphosphate (ppGpp) from Escherichia coli using low pH reagents: a reevaluation. Biochem Biophys Res Commun 84:1016-1024. doi:10.1016/0006-291x(78)91685-6
Liu K, Bittner AN, Wang JD (2015) Diversity in (p)ppGpp metabolism and effectors. Curr Opin Microbiol 24:72-9. doi:10.1016/j.mib.2015.01.012
Lu WJ, Wang JW, Xu J (2012) Alarmone ppGpp and its role in the environmental adaptations of microorganisms. Chinese Bull Life Sci 24(4):385-9. doi:10.13376/j.cbls/2012.04.016
Magnusson LU, Farewell A, Nystrom T (2005) ppGpp: a global regulator in Escherichia coli. Trends Microbiol 13(5):236-42. doi:10.1016/j.tim.2005.03.008
Mechold U, Potrykus K, Murphy H, Murakami KS, Cashel M (2013) Differential regulation by ppGpp versus pppGpp in Escherichia coli. Nucleic Acids Res 41(12):6175-89. doi:10.1093/nar/gkt302
Nanamiya H, Kasai K, Nozawa A, Yun C-S, Narisawa T, Murakami K, Natori Y, Kawamura F, Tozawa Y (2007) Identification and functional analysis of novel (p)ppGpp synthetase genes in Bacillus subtilis. Mol Microbiology 67(2):291-304. doi:10.1111/j.1365-2958.2007.06018.x
Ochi K (1986) Occurrence of the stringent response in Streptomyces sp. and its significance for the initiation of morphological and physiological differentiation. J Gen Microbiol 132:2621-2631. doi:10.1099/00221287-132-9-2621
Ochi K, Kandala JC, Freese E (1981) Initiation of Bacillus subtilis sporulation by the stringent response to partial amino acid deprivation. J Biol Chem 256:6866-6875
Pinto D, Santos MA, Chambel L (2013) Thirty years of viable but nonculturable state research: Unsolved molecular mechanisms. Crit Rev Microbiol 41(1):61-76. doi:10.3109/1040841X.2013.794127
Potrykus K, Cashel M (2008) (p)ppGpp: still magical? Annu Rev Microbiol 62:35-51. doi:10.1146/annurev.micro.62.081307.162903
Ross W, Vrentas Catherine E, Sanchez-Vazquez P, Gaal T, Gourse Richard L (2013) The Magic Spot: a ppGpp binding site on E. coli RNA polymerase responsible for regulation of transcription initiation. Mol Cell 50(3):420-429. doi:10.1016/j.molcel.2013.03.021
Srivatsan A, Wang JD (2008) Control of bacterial transcription, translation and replication by (p)ppGpp. Curr Opin Microbiol 11(2):100-5. doi:10.1016/j.mib.2008.02.001
Traxler MF, Summers SM, Nguyen HT, Zacharia VM, Hightower GA, Smith JT, Conway T (2008) The global, ppGpp-mediated stringent response to amino acid starvation in Escherichia coli. Mol Microbiol 68(5):1128-48. doi:10.1111/j.1365-2958.2008.06229.x
Washio K, Lim SP, Roongsawang N, Morikawa M (2010) Identification and characterization of the genes responsible for the production of the cyclic lipopeptide arthrofactin by Pseudomonas sp. MIS38. Biosci Biotechnol Biochem 74(5):992-9. doi:10.1271/bbb.90860
Xiao H, Kalman M, Ikehara K, Zemel S, Glaser G, Cashel M (1991) Residual guanosine 3’,5’- bispyrophosphate synthetic activityof relA null mutants can be eliminated by spoT null mutations. J Biol Chem 266:5980-5990
Zhang SR, Lin GM, Chen WL, Wang L, Zhang CC (2013) ppGpp metabolism is involved in heterocyst development in the cyanobacterium Anabaena sp. strain PCC 7120. J Bacteriol 195(19):4536-44. doi:10.1128/JB.00724-13