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Ralf Gregor Janknecht

TitleProf
InstitutionUniversity of Oklahoma Health Sciences Center
DepartmentCell Biology
Address940 Stanton L Young Blvd
Oklahoma City OK 73104-5042
Phone405/271-8001
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    Collapse Research 
    Collapse research activities and funding
    R01CA085257     (JANKNECHT, RALF)Feb 1, 2001 - Jan 31, 2006
    NIH/NCI
    DYSREGULATION OF THE TRANSCRIPTION FACTOR ER81
    Role: Principal Investigator

    R01CA154745     (JANKNECHT, RALF)Jul 1, 2011 - Apr 30, 2016
    NIH/NCI
    ETV1 and JMJD2 Demethylases in Prostate Cancer
    Role: Principal Investigator

    Collapse Bibliographic 
    Collapse selected publications
    Publications listed below are automatically derived from MEDLINE/PubMed and other sources, which might result in incorrect or missing publications. Faculty can login to make corrections and additions.
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    1. Liu H, Wang C, Lee S, Deng Y, Wither M, Oh S, Ning F, Dege C, Zhang Q, Liu X, Johnson AM, Zang J, Chen Z, Janknecht R, Hansen K, Marrack P, Li CY, Kappler JW, Hagman J, Zhang G. Clipping of arginine-methylated histone tails by JMJD5 and JMJD7. Proc Natl Acad Sci U S A. 2017 Sep 12; 114(37):E7717-E7726. PMID: 28847961.
      View in: PubMed
    2. O'Mealey GB, Plafker KS, Berry WL, Janknecht R, Chan JY, Plafker SM. A PGAM5-KEAP1-Nrf2 complex is required for stress-induced mitochondrial retrograde trafficking. J Cell Sci. 2017 Oct 15; 130(20):3467-3480. PMID: 28839075.
      View in: PubMed
    3. McBride JD, Liu X, Berry WL, Janknecht R, Cheng R, Zhou K, Badiavas EV, Ma JX. Transgenic expression of a canonical Wnt inhibitor, kallistatin, is associated with decreased circulating CD19+ B lymphocytes in the peripheral blood. Int J Hematol. 2017 Jun; 105(6):748-757. PMID: 28299632.
      View in: PubMed
    4. Kim TD, Oh S, Lightfoot SA, Shin S, Wren JD, Janknecht R. Upregulation of PSMD10 caused by the JMJD2A histone demethylase. Int J Clin Exp Med. 2016; 9(6):10123-10134. PMID: 28883898.
      View in: PubMed
    5. Hysolli E, Tanaka Y, Su J, Kim KY, Zhong T, Janknecht R, Zhou XL, Geng L, Qiu C, Pan X, Jung YW, Cheng J, Lu J, Zhong M, Weissman SM, Park IH. Regulation of the DNA Methylation Landscape in Human Somatic Cell Reprogramming by the miR-29 Family. Stem Cell Reports. 2016 Jul 12; 7(1):43-54. PMID: 27373925; PMCID: PMC4945581.
    6. Kim TD, Shin S, Janknecht R. ETS transcription factor ERG cooperates with histone demethylase KDM4A. Oncol Rep. 2016 Jun; 35(6):3679-88. PMID: 27109047; PMCID: PMC4869937.
    7. Kim TD, Jin F, Shin S, Oh S, Lightfoot SA, Grande JP, Johnson AJ, van Deursen JM, Wren JD, Janknecht R. Histone demethylase JMJD2A drives prostate tumorigenesis through transcription factor ETV1. J Clin Invest. 2016 Feb; 126(2):706-20. PMID: 26731476; PMCID: PMC4731184.
    8. Hannafon BN, Carpenter KJ, Berry WL, Janknecht R, Dooley WC, Ding WQ. Exosome-mediated microRNA signaling from breast cancer cells is altered by the anti-angiogenesis agent docosahexaenoic acid (DHA). Mol Cancer. 2015 Jul 16; 14:133. PMID: 26178901; PMCID: PMC4504101.
    9. Qi Y, Marlin MC, Liang Z, Berry WL, Janknecht R, Zhou J, Wang Z, Lu G, Li G. Distinct biochemical and functional properties of two Rab5 homologs from the rice blast fungus Magnaporthe oryzae. J Biol Chem. 2014 Oct 10; 289(41):28299-309. PMID: 25164815; PMCID: PMC4192484.
    10. Kim TD, Fuchs JR, Schwartz E, Abdelhamid D, Etter J, Berry WL, Li C, Ihnat MA, Li PK, Janknecht R. Pro-growth role of the JMJD2C histone demethylase in HCT-116 colon cancer cells and identification of curcuminoids as JMJD2 inhibitors. Am J Transl Res. 2014; 6(3):236-47. PMID: 24936217; PMCID: PMC4058306.
    11. Weygant N, Qu D, Berry WL, May R, Chandrakesan P, Owen DB, Sureban SM, Ali N, Janknecht R, Houchen CW. Small molecule kinase inhibitor LRRK2-IN-1 demonstrates potent activity against colorectal and pancreatic cancer through inhibition of doublecortin-like kinase 1. Mol Cancer. 2014 May 06; 13:103. PMID: 24885928; PMCID: PMC4030036.
    12. Berry WL, Kim TD, Janknecht R. Stimulation of ß-catenin and colon cancer cell growth by the KDM4B histone demethylase. Int J Oncol. 2014 Apr; 44(4):1341-8. PMID: 24481461.
      View in: PubMed
    13. McBride JD, Jenkins AJ, Liu X, Zhang B, Lee K, Berry WL, Janknecht R, Griffin CT, Aston CE, Lyons TJ, Tomasek JJ, Ma JX. Elevated circulation levels of an antiangiogenic SERPIN in patients with diabetic microvascular complications impair wound healing through suppression of Wnt signaling. J Invest Dermatol. 2014 Jun; 134(6):1725-1734. PMID: 24463424; PMCID: PMC4065799.
    14. Fukuyo Y, Nakamura T, Bubenshchikova E, Powell R, Tsuji T, Janknecht R, Obara T. Nephrin and Podocin functions are highly conserved between the zebrafish pronephros and mammalian metanephros. Mol Med Rep. 2014 Feb; 9(2):457-65. PMID: 24337247; PMCID: PMC3896505.
    15. Ali N, Allam H, Bader T, May R, Basalingappa KM, Berry WL, Chandrakesan P, Qu D, Weygant N, Bronze MS, Umar S, Janknecht R, Sureban SM, Huycke M, Houchen CW. Fluvastatin interferes with hepatitis C virus replication via microtubule bundling and a doublecortin-like kinase-mediated mechanism. PLoS One. 2013; 8(11):e80304. PMID: 24260365; PMCID: PMC3833963.
    16. Oh S, Shin S, Lightfoot SA, Janknecht R. 14-3-3 proteins modulate the ETS transcription factor ETV1 in prostate cancer. Cancer Res. 2013 Aug 15; 73(16):5110-9. PMID: 23774214; PMCID: PMC3745528.
    17. Berry WL, Janknecht R. KDM4/JMJD2 histone demethylases: epigenetic regulators in cancer cells. Cancer Res. 2013 May 15; 73(10):2936-42. PMID: 23644528; PMCID: PMC3655154.
    18. Ichimura K, Fukuyo Y, Nakamura T, Powell R, Sakai T, Janknecht R, Obara T. Developmental localization of nephrin in zebrafish and medaka pronephric glomerulus. J Histochem Cytochem. 2013 Apr; 61(4):313-24. PMID: 23324868; PMCID: PMC3636682.
    19. Shin S, Oh S, An S, Janknecht R. ETS variant 1 regulates matrix metalloproteinase-7 transcription in LNCaP prostate cancer cells. Oncol Rep. 2013 Jan; 29(1):306-14. PMID: 23076342; PMCID: PMC3494775.
    20. Berry WL, Shin S, Lightfoot SA, Janknecht R. Oncogenic features of the JMJD2A histone demethylase in breast cancer. Int J Oncol. 2012 Nov; 41(5):1701-6. PMID: 22948256.
      View in: PubMed
    21. Chandra T, Kirschner K, Thuret JY, Pope BD, Ryba T, Newman S, Ahmed K, Samarajiwa SA, Salama R, Carroll T, Stark R, Janky R, Narita M, Xue L, Chicas A, Nunez S, Janknecht R, Hayashi-Takanaka Y, Wilson MD, Marshall A, Odom DT, Babu MM, Bazett-Jones DP, Tavaré S, Edwards PA, Lowe SW, Kimura H, Gilbert DM, Narita M. Independence of repressive histone marks and chromatin compaction during senescent heterochromatic layer formation. Mol Cell. 2012 Jul 27; 47(2):203-14. PMID: 22795131; PMCID: PMC3701408.
    22. DiTacchio L, Bowles J, Shin S, Lim DS, Koopman P, Janknecht R. Transcription factors ER71/ETV2 and SOX9 participate in a positive feedback loop in fetal and adult mouse testis. J Biol Chem. 2012 Jul 06; 287(28):23657-66. PMID: 22613723; PMCID: PMC3390640.
    23. Kim TD, Oh S, Shin S, Janknecht R. Regulation of tumor suppressor p53 and HCT116 cell physiology by histone demethylase JMJD2D/KDM4D. PLoS One. 2012; 7(4):e34618. PMID: 22514644; PMCID: PMC3326058.
    24. Kim TD, Shin S, Berry WL, Oh S, Janknecht R. The JMJD2A demethylase regulates apoptosis and proliferation in colon cancer cells. J Cell Biochem. 2012 Apr; 113(4):1368-76. PMID: 22134899.
      View in: PubMed
    25. Oh S, Shin S, Janknecht R. ETV1, 4 and 5: an oncogenic subfamily of ETS transcription factors. Biochim Biophys Acta. 2012 Aug; 1826(1):1-12. PMID: 22425584; PMCID: PMC3362686.
    26. Oh S, Janknecht R. Histone demethylase JMJD5 is essential for embryonic development. Biochem Biophys Res Commun. 2012 Mar 30; 420(1):61-5. PMID: 22402282.
      View in: PubMed
    27. Kimura R, Ishikawa C, Rokkaku T, Janknecht R, Mori N. Phosphorylated c-Jun and Fra-1 induce matrix metalloproteinase-1 and thereby regulate invasion activity of 143B osteosarcoma cells. Biochim Biophys Acta. 2011 Aug; 1813(8):1543-53. PMID: 21640141.
      View in: PubMed
    28. Kim J, Shin S, Subramaniam M, Bruinsma E, Kim TD, Hawse JR, Spelsberg TC, Janknecht R. Histone demethylase JARID1B/KDM5B is a corepressor of TIEG1/KLF10. Biochem Biophys Res Commun. 2010 Oct 22; 401(3):412-6. PMID: 20863814; PMCID: PMC2963657.
    29. Mooney SM, Goel A, D'Assoro AB, Salisbury JL, Janknecht R. Pleiotropic effects of p300-mediated acetylation on p68 and p72 RNA helicase. J Biol Chem. 2010 Oct 01; 285(40):30443-52. PMID: 20663877; PMCID: PMC2945537.
    30. Janknecht R. Multi-talented DEAD-box proteins and potential tumor promoters: p68 RNA helicase (DDX5) and its paralog, p72 RNA helicase (DDX17). Am J Transl Res. 2010 May 05; 2(3):223-34. PMID: 20589163; PMCID: PMC2892403.
    31. Mooney SM, Grande JP, Salisbury JL, Janknecht R. Sumoylation of p68 and p72 RNA helicases affects protein stability and transactivation potential. Biochemistry. 2010 Jan 12; 49(1):1-10. PMID: 19995069.
      View in: PubMed
    32. Shin S, Kim TD, Jin F, van Deursen JM, Dehm SM, Tindall DJ, Grande JP, Munz JM, Vasmatzis G, Janknecht R. Induction of prostatic intraepithelial neoplasia and modulation of androgen receptor by ETS variant 1/ETS-related protein 81. Cancer Res. 2009 Oct 15; 69(20):8102-10. PMID: 19789348; PMCID: PMC3947560.
    33. Hamada S, Kim TD, Suzuki T, Itoh Y, Tsumoto H, Nakagawa H, Janknecht R, Miyata N. Synthesis and activity of N-oxalylglycine and its derivatives as Jumonji C-domain-containing histone lysine demethylase inhibitors. Bioorg Med Chem Lett. 2009 May 15; 19(10):2852-5. PMID: 19359167.
      View in: PubMed
    34. Shin S, Bosc DG, Ingle JN, Spelsberg TC, Janknecht R. Rcl is a novel ETV1/ER81 target gene upregulated in breast tumors. J Cell Biochem. 2008 Oct 15; 105(3):866-74. PMID: 18726892.
      View in: PubMed
    35. Lee D, Park C, Lee H, Lugus JJ, Kim SH, Arentson E, Chung YS, Gomez G, Kyba M, Lin S, Janknecht R, Lim DS, Choi K. ER71 acts downstream of BMP, Notch, and Wnt signaling in blood and vessel progenitor specification. Cell Stem Cell. 2008 May 08; 2(5):497-507. PMID: 18462699; PMCID: PMC2683414.
    36. Kim TD, Shin S, Janknecht R. Repression of Smad3 activity by histone demethylase SMCX/JARID1C. Biochem Biophys Res Commun. 2008 Feb 08; 366(2):563-7. PMID: 18078810.
      View in: PubMed
    37. Smith EH, Janknecht R, Maher LJ. Succinate inhibition of alpha-ketoglutarate-dependent enzymes in a yeast model of paraganglioma. Hum Mol Genet. 2007 Dec 15; 16(24):3136-48. PMID: 17884808.
      View in: PubMed
    38. Shin S, Rossow KL, Grande JP, Janknecht R. Involvement of RNA helicases p68 and p72 in colon cancer. Cancer Res. 2007 Aug 15; 67(16):7572-8. PMID: 17699760.
      View in: PubMed
    39. Shin S, Janknecht R. Concerted activation of the Mdm2 promoter by p72 RNA helicase and the coactivators p300 and P/CAF. J Cell Biochem. 2007 Aug 01; 101(5):1252-65. PMID: 17226766.
      View in: PubMed
    40. Shin S, Janknecht R. Activation of androgen receptor by histone demethylases JMJD2A and JMJD2D. Biochem Biophys Res Commun. 2007 Aug 03; 359(3):742-6. PMID: 17555712.
      View in: PubMed
    41. Shin S, Janknecht R. Diversity within the JMJD2 histone demethylase family. Biochem Biophys Res Commun. 2007 Feb 23; 353(4):973-7. PMID: 17207460.
      View in: PubMed
    42. Knebel J, De Haro L, Janknecht R. Repression of transcription by TSGA/Jmjd1a, a novel interaction partner of the ETS protein ER71. J Cell Biochem. 2006 Sep 01; 99(1):319-29. PMID: 16619273.
      View in: PubMed
    43. Janknecht R. EWS-ETS oncoproteins: the linchpins of Ewing tumors. Gene. 2005 Dec 19; 363:1-14. PMID: 16202544.
      View in: PubMed
    44. De Haro L, Janknecht R. Cloning of the murine ER71 gene (Etsrp71) and initial characterization of its promoter. Genomics. 2005 Apr; 85(4):493-502. PMID: 15780752.
      View in: PubMed
    45. Dowdy SC, Mariani A, Reinholz MM, Keeney GL, Spelsberg TC, Podratz KC, Janknecht R. Overexpression of the TGF-beta antagonist Smad7 in endometrial cancer. Gynecol Oncol. 2005 Feb; 96(2):368-73. PMID: 15661223.
      View in: PubMed
    46. Janknecht R. On the road to immortality: hTERT upregulation in cancer cells. FEBS Lett. 2004 Apr 23; 564(1-2):9-13. PMID: 15094035.
      View in: PubMed
    47. Fuchs B, Inwards CY, Janknecht R. Vascular endothelial growth factor expression is up-regulated by EWS-ETS oncoproteins and Sp1 and may represent an independent predictor of survival in Ewing's sarcoma. Clin Cancer Res. 2004 Feb 15; 10(4):1344-53. PMID: 14977835.
      View in: PubMed
    48. Goel A, Janknecht R. Concerted activation of ETS protein ER81 by p160 coactivators, the acetyltransferase p300 and the receptor tyrosine kinase HER2/Neu. J Biol Chem. 2004 Apr 09; 279(15):14909-16. PMID: 14747462.
      View in: PubMed
    49. Goueli BS, Janknecht R. Upregulation of the Catalytic Telomerase Subunit by the Transcription Factor ER81 and Oncogenic HER2/Neu, Ras, or Raf. Mol Cell Biol. 2004 Jan; 24(1):25-35. PMID: 14673140; PMCID: PMC303367.
    50. Fuchs B, Inwards CY, Janknecht R. Upregulation of the matrix metalloproteinase-1 gene by the Ewing's sarcoma associated EWS-ER81 and EWS-Fli-1 oncoproteins, c-Jun and p300. FEBS Lett. 2003 Oct 09; 553(1-2):104-8. PMID: 14550555.
      View in: PubMed
    51. Goueli BS, Janknecht R. Regulation of telomerase reverse transcriptase gene activity by upstream stimulatory factor. Oncogene. 2003 Sep 11; 22(39):8042-7. PMID: 12970752.
      View in: PubMed
    52. Goel A, Janknecht R. Acetylation-mediated transcriptional activation of the ETS protein ER81 by p300, P/CAF, and HER2/Neu. Mol Cell Biol. 2003 Sep; 23(17):6243-54. PMID: 12917345; PMCID: PMC180970.
    53. Dowdy SC, Mariani A, Janknecht R. HER2/Neu- and TAK1-mediated up-regulation of the transforming growth factor beta inhibitor Smad7 via the ETS protein ER81. J Biol Chem. 2003 Nov 07; 278(45):44377-84. PMID: 12947087.
      View in: PubMed
    54. Janknecht R. Regulation of the ER81 transcription factor and its coactivators by mitogen- and stress-activated protein kinase 1 (MSK1). Oncogene. 2003 Feb 06; 22(5):746-55. PMID: 12569367.
      View in: PubMed
    55. Rossow KL, Janknecht R. Synergism between p68 RNA helicase and the transcriptional coactivators CBP and p300. Oncogene. 2003 Jan 09; 22(1):151-6. PMID: 12527917.
      View in: PubMed
    56. Wu J, Janknecht R. Regulation of the ETS transcription factor ER81 by the 90-kDa ribosomal S6 kinase 1 and protein kinase A. J Biol Chem. 2002 Nov 08; 277(45):42669-79. PMID: 12213813.
      View in: PubMed
    57. Johnsen SA, Subramaniam M, Janknecht R, Spelsberg TC. TGFbeta inducible early gene enhances TGFbeta/Smad-dependent transcriptional responses. Oncogene. 2002 Aug 22; 21(37):5783-90. PMID: 12173049.
      View in: PubMed
    58. De Haro L, Janknecht R. Functional analysis of the transcription factor ER71 and its activation of the matrix metalloproteinase-1 promoter. Nucleic Acids Res. 2002 Jul 01; 30(13):2972-9. PMID: 12087183; PMCID: PMC117045.
    59. Johnsen SA, Subramaniam M, Monroe DG, Janknecht R, Spelsberg TC. Modulation of transforming growth factor beta (TGFbeta)/Smad transcriptional responses through targeted degradation of TGFbeta-inducible early gene-1 by human seven in absentia homologue. J Biol Chem. 2002 Aug 23; 277(34):30754-9. PMID: 12072443.
      View in: PubMed
    60. Bosc DG, Janknecht R. Regulation of Her2/neu promoter activity by the ETS transcription factor, ER81. J Cell Biochem. 2002; 86(1):174-83. PMID: 12112028.
      View in: PubMed
    61. Johnsen SA, Subramaniam M, Katagiri T, Janknecht R, Spelsberg TC. Transcriptional regulation of Smad2 is required for enhancement of TGFbeta/Smad signaling by TGFbeta inducible early gene. J Cell Biochem. 2002; 87(2):233-41. PMID: 12244575.
      View in: PubMed
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