IVAYLO IVANOV’S CV

CV in PDF format

CURRICULUM VITAE

Ivaylo Ivanov
Rank: Associate Professor
Department: Chemistry
College of Arts & Sciences
Georgia State University


A. EDUCATION

Ph.D. in Chemistry, December 2004
Department of Chemistry,
University of Pennsylvania, Philadelphia, PA
Dissertation: “Terascale Ab Initio Molecular Dynamics Simulations of Proton
Transfer and Dissociation Processes in Chemical and Biological Systems”

M.S. in Chemistry, May 1999
Carnegie Mellon University, Pittsburgh, PA

B.S. in Chemistry, June 1996
Sofia University “St. Kliment Ohridski”, Sofia, Bulgaria


B. PROFESSIONAL CREDENTIALS

2015 – Present     Associate Professor, Computational Biophysical Chemistry
Department of Chemistry, Georgia State University, Atlanta, Georgia
(Date of appointment: 08/14/2009)

2009 – 2015          Assistant Professor, Computational Biophysical Chemistry
Department of Chemistry, Georgia State University, Atlanta, Georgia

2009 – Present      Faculty Member, joint appointment in Department of Biology
Georgia State University, Atlanta, Georgia

2009 – Present      Faculty Member, Molecular Basis of Disease Program
Georgia State University, Atlanta, Georgia

2009 – Present      Faculty Member, Center for Biotechnology and Drug Design
Georgia State University, Atlanta, Georgia

2012 – Present      Faculty Member, Center for Diagnostics & Therapeutics
Georgia State University, Atlanta, Georgia

2005 – 2009         Postdoctoral Research Associate
Department of Chemistry & Biochemistry
University of California-San Diego, La Jolla, California

1999 – 2004          Research & Teaching Assistant
Department of Chemistry, University of Pennsylvania, Philadelphia, Pennsylvania


C. SCHOLARSHIP AND PROFESSIONAL DEVELOPMENT

C.1 Research support

C.1.1 Research Funding

  1. National Institutes of Health R01GM110387 (09/01/15 – 08/31/20); Title: “Integrative Modeling of PCNA Assemblies Engaged in Genome Duplication and Repair”; Role: Principal Investigator; Total cost: $1,675,000
  2. National Science Foundation CAREER Award MCB-1149521 (05/01/12 – 04/30/18); Title: “Modeling Assemblies and Interactions at the Replication Fork: Sliding Clamps and Clamp Loaders”; Role: Principal Investigator; Total cost: $824,000
  3. Cleon C. Arrington Research Initiation Grant from GSU (02/01/11-6/30/12); Title: “Modeling Assemblies and Interactions in Eukaryotic Clamp Loading”; Role: Principal Investigator; Total cost: $10,000
  4. National Institutes of Health R01 CA118113-06A1; (06/01/14-5/31/19) Title: “p68 and Ca-Calmodulin Interaction in Cell Migration”; Role: Co-Investigator; Direct cost: $40,000 (to I.I.)
  5. National Institutes of Health R01; (07/01/2016-06/30/2019) Title: “Targeting PRMT5 for Pharmacological Inhibition of Prostate Cancer Progression”; Role: Co-Investigator; Status: Pending

      C.1.2 Computational support at the national supercomputing facilities

  1. NSF/XSEDE program CHE110042 (10/01/17 – 9/30/18); Title: “Integrative Modeling of Complex Biological Assemblies”; Role: Principal Investigator; Awarded 2,240,000 CPU hours and 81,000 GPU node hours. The value of the awarded resources is $58,429.
  2. ERCAP DOE Production Award at NERSC (01/07/17 – 01/05/18); Title: “Integrative Modeling of Protein/DNA Complexes at the Replication Fork”; Role: Principal Investigator; Awarded 6,000,000 CPU hours
  3. NSF/XSEDE program CHE110042 (04/01/16 – 9/30/17); Title: “Integrative Modeling of Complex Biological Assemblies”; Role: Principal Investigator; Awarded 6,275,000 CPU hours. The value of the awarded resources is $215,334.
  4. ERCAP DOE Production Award at NERSC (01/07/16 – 12/31/17); Title: “Integrative Modeling of Protein/DNA Complexes at the Replication Fork”; Role: Principal Investigator; Awarded 3,600,000 CPU hours
  5. NSF/XSEDE program CHE110042 (10/01/14 – 9/30/15); Title: “Integrative Modeling of Complex Biological Assemblies”; Role: Principal Investigator; Awarded 6,703,000 CPU hours. The value of the awarded resources is $251,899.
  6. ERCAP DOE Production Award at NERSC (01/07/15 – 12/31/15); Title: “Integrative Modeling of Protein/DNA Complexes at the Replication Fork”; Role: Principal Investigator; Awarded 2,200,000 CPU hours
  7. 2013 ASCR Leadership Computing Challenge Award (07/01/2013-12/31/2014); Title: “Exploring the Chemical Landscape for Base Excision DNA Repair”; Role: Principal Investigator; Awarded 3,000,000 CPU hours
  8. ERCAP DOE Production Award at NERSC (01/07/14 – 01/05/15); Title: “Integrative Modeling of Protein/DNA Complexes at the Replication Fork”; Role: Principal Investigator; Awarded 4,000,000 CPU hours
  9. NSF/XSEDE program CHE110042 (10/01/12 – 12/31/13); Title: “Integrative Modeling of Complex Biological Assemblies”; Role: Principal Investigator; Awarded 4,726,000 CPU hours
  10. ERCAP DOE Production Award at NERSC (01/07/12 – 01/05/13); Title: “Integrative Modeling of Protein/DNA Complexes at the Replication Fork”; Role: Principal Investigator; Awarded 2,000,000 CPU hours
  11. NERSC Initiative for Scientific Exploration (NISE) Award (05/01/11 – 04/30/12); Title: “An Integrative Strategy to Model Complex Biological Assemblies”; Role: Principal Investigator; Awarded 960,000 CPU hours
  12. Computational time on the special purpose Anton machine at the National Resource for Biomedical Supercomputing (NRBSC) in Pittsburgh (09/01/11 – 06/30/12); Title: “Modeling connexin hemichannels important for intercellular communication”; Role: Principal Investigator; Awarded 50,000 CPU hoursInnovative and Novel Computational Impact on Theory and Experiment (INCITE) Award BIP007 (01/01/2009 – 12/31/10); Title: “Interplay of AAA+ Molecular Machines, DNA Repair Enzymes and Sliding Clamps at the Replication Fork: A Multiscale Approach to Modeling Replisome Assembly and Function”; Role: Principal Investigator; Awarded 6,500,000 CPU hours

7C.2 Publications (51 publications, cited 1884 times in Google Scholar, h-index 27)

  1. Han, Y.; Yan, C.; Nguyen, K.; Jackobel, A.; Ivanov, I.; Knutson, B.A.; He, Y. Structural mechanism of ATP-independent transcription initiation by RNA polymerase I.  eLife (2017) 6, e27414, doi:10.7554/eLife.27414
  2. Li, J.; Li, K.; Ma, C.; Chen, Y.; Yan, C.; Ivanov, I.; Luo, M; & Wang P.G. Natural product Micheliolide selectively activates pyruvate kinase M2 by covalently binding a unique cysteine. (submitted)
  3. Rashid F. et al. Single-molecule FRET unveils induced-fit mechanism for substrate selectivity in flap endonuclease 1. eLife (2017) 6, e21884, doi:10.7554/eLife.21884
  4. Zhang, J., Qian, K., Yan, C., He, M., Jassim, B., Ivanov, I. & Zheng, Y. Discovery of decamidine as a new and potent PRMT1 inhibitor. (2017) Medicinal Chemistry Communications (2017) 8, 440-444, doi:10.1039/C6MD00573J
  5. Laughlin S.; Carter E.K.; Ivanov, I* & Wilson, W.D. DNA microstructure influences selective binding of small molecules designed to target mixed-site DNA sequences .Nucleic Acids Research (2017) 45, 1297-1306, doi:10.1093/nar/gkw1232
  6. He, Y., Yan, C., Inouye, C., Fang, J., Tjian, R., Ivanov, I. & Nogales E. Structural basis of transcription promoter opening using single particle cryo-EM. Nature (2016) 533, 359–365, doi:10.1038/nature17970
  7. Turaga, R.C., Yin, L., Yang, J.J., Lee, H., Ivanov, I., Yan, C., Grossniklaus, H.E., Wang, S., Ma, C., Sun, L. & Liu, Z. Development of protein drug targeting integrin αvβ3 at a novel site by rational protein design. Nature Communications (2016) 7, 11675, doi:10.1038/ncomms11675
  8. Hudson, W.H., Kossmann, B., de Vera, I.M., Chuo, S.W., Weikum, E.A., Eick G., Thornton, J., Ivanov, I., Kojetin, D.J., & Ortlund, E.A Distal substitutions drive divergent DNA specificity among paralogous transcription factors through a subdivision of conformational space. Proceedings of the National Academy of Sciences USA (2016) 113, 326-331, doi:10.1073/pnas.1518960113
  9. Xu, X., Yan, C., Kossmann, B. & Ivanov, I.* Secondary interaction interfaces with PCNA control conformational switching of DNA polymerase PolB from polymerization to editing. Journal of Physical Chemistry B (2016) 120, 8379–8388, doi:10.1021/acs.jpcb.6b02082 (Invited article for the J. Andrew McCammon Festschrift special issue)
  10. Kossmann, B., Marchand C, Pommier Y* & Ivanov, I* Discovery of selective inhibitors of tyrosyl-DNA phosphodiesterase 2 by targeting the enzyme DNA-binding cleft. Bioorganic and Medicinal Chemistry Letters (2016) 26, 3232-3236, doi:10.1016/j.bmcl.2016.05.065
  11. Musille, P. M., Kossmann, B., Kohn, J. A., Ivanov, I., & Ortlund E. A. Unexpected allosteric network contributes to LRH-1 co-regulator selectivity. Journal of Biological Chemistry (2016) 291, 1411-1426, doi:10.1074/jbc.M115.662874
  12. Xu, X., Yan, C., Wohlhueter, R., & Ivanov I* Integrative modeling of macromolecular assemblies from low to near-atomic resolution. Computational and Structural Biotechnology Journal (2015) 13, 492–503, doi:10.1016/j.csbj.2015.08.005
  13. Brosey, C.A., Soss, S.E., Brooks, S., Yan, C., Ivanov, I., Dorai, K., & Chazin, W.J. Functional dynamics in RPA DNA binding and protein recruitment domains. Structure (2015) 23, 1028–1038, doi:10.1016/j.str.2015.04.008
  14. Tsutakawa, S.E., Yan, C., Xu, X., Weinacht, C., Frudental, B., Zhuang, Z., Washington, M.T., Tainer, J.A. & Ivanov, I.* Structurally distinct ubiquitin- and SUMO-modified PCNA: Implications for their distinct roles in the DNA Damage response. Structure (2015) 23, 724–733, doi:10.1016/j.str.2015.02.008
  15. Kossmann, B. & Ivanov, I.* Alkylpurine Glycosylase D employs DNA sculpting as a strategy to extrude and excise damaged bases. PLOS Computational Biology (2014) 10, e1003704. doi:10.1371/journal.pcbi.1003704
  16. Yan, L., Yan, C., Su, H., Qian, K., Wofford, S., Zhao, X., Ivanov, I.* & Zheng Y.G.* Diamidine compounds as selective inhibitors of protein arginine methyltransferase 1. Journal of Medicinal Chemistry (2014) 57, 2611–2622, doi:10.1021/jm401884z
  17. Xu, X., Guardiani, C., Yan, C. & Ivanov, I.* Opening pathways of the DNA clamps proliferating cell nuclear antigen and Rad9-Rad1-Hus1. Nucleic Acids Research (2013) 41, 10020-10031, doi:10.1093/nar/gkt810
  18. Wang, L., Xu, X., Kumar, R., Maiti, B., Liu, C. T., Ivanov, I.*, Lee, T.-H. & Benkovic, S. J. Probing DNA clamps with single-molecule force spectroscopy. Nucleic Acids Research (2013) 41, 7804-7814, doi:10.1093/nar/gkt487
  19. Tsutakawa, S. E., Shin, D. S., Mol, C. D., Izumi, T., Arvai, A. S., Mantha, A. K., Szczesny, B., Ivanov, I., Hosfield, D. J., Maiti, B., Pique, M. E., Frankel, K. A., Hitomi, K., Cunningham, R. P., Mitra, S. & Tainer, J. A. Conserved structural chemistry for incision activity in structurally non-homologous apurinic/apyrimidinic endonuclease APE1 and endonuclease IV DNA repair enzymes. Journal of Biological Chemistry (2013) 288, 8445-8455, doi:10.1074/jbc.M112.422774
  20. Ivanov, I.* Enzyme cofactors: Double-edged sword for catalysis. Nature Chemistry (2013) 5, 6-7, doi:10.1038/nchem.1529
  21. Brosey, C. A., Yan, C., Tsutakawa, S. E., Heller, W. T., Rambo, R. P., Tainer, J. A., Ivanov, I.* & Chazin, W. J. A new structural framework for integrating replication protein A into DNA processing machinery. Nucleic Acids Research (2013) 41, 2313-2327, doi:10.1093/nar/gks1332 (selected as a featured paper in the top 5% of NAR submissions)
  22. Querol-Audi, J., Yan, C., Xu, X., Tsutakawa, S. E., Tsai, M.S., Tainer, J. A., Cooper, P. K., Nogales, E. & Ivanov, I.* Repair complexes of FEN1 endonuclease, DNA, and Rad9-Hus1-Rad1 are distinguished from their PCNA counterparts by functionally important stability. Proceedings of the National Academy of Sciences USA (2012) 109, 8528-8533, doi:10.1073/pnas.1121116109
  23. Cheng, X. & Ivanov, I. Molecular dynamics. Methods in Molecular Biology (Clifton, N.J.) (2012) 929, 243-285 (Springer Protocols Series; ISBN 978-1-62703-049-6)
  24. Tsutakawa, S. E., Van Wynsberghe, A. W., Freudenthal, B. D., Weinacht, C. P., Gakhar, L., Washington, M. T., Zhuang, Z., Tainer, J. A. & Ivanov, I.* Solution X-ray scattering combined with computational modeling reveals multiple conformations of covalently bound ubiquitin on PCNA. Proceedings of the National Academy of Sciences USA (2011) 108, 17672-17677, doi:10.1073/pnas.1110480108 (Faculty of 1000 recommended Factor 8.0; highlighted by the Oak Ridge Leadership Computing Facility at http://www.olcf.ornl.gov/2011/11/09)
  25. Sander, T., Frolund, B., Bruun, A. T., Ivanov, I., McCammon, J. A. & Balle, T. New insights into the GABA(a) receptor structure and orthosteric ligand binding: Receptor modeling guided by experimental data. Proteins: Structure Function and Bioinformatics (2011) 79, 1458-1477, doi:10.1002/prot.22975
  26. Fritsch, S., Ivanov, I., Wang, H. & Cheng, X. Ion selectivity mechanism in a bacterial pentameric ligand-gated ion channel. Biophysical Journal (2011) 100, 390-398, doi:10.1016/j.bpj.2010.11.077
  27. Feng, Y., Wang, J., Asher, S., Hoang, L., Guardiani, C., Ivanov, I.* & Zheng, Y. G. Histone H4 acetylation differentially modulates arginine methylation by an in cis mechanism. Journal of Biological Chemistry (2011) 286, 20323-20334, doi:10.1074/jbc.M110.207258
  28. Tainer, J. A., McCammon, J. A. & Ivanov, I.* Recognition of the ring-opened state of proliferating cell nuclear antigen by replication factor C promotes eukaryotic clamp-loading. Journal of the American Chemical Society (2010) 132, 7372-7378, doi:10.1021/ja100365x (highlighted by the National Center for Computational Sciences (NCCS) at http://www.nccs.gov/2010/06/24)
  29. Cheng, X., Ivanov, I., Wang, H., Sine, S. M. & McCammon, J. A. Molecular dynamics simulations of ELIC – a prokaryotic homologue of the nicotinic acetylcholine receptor. Biophysical Journal (2009) 96, 4502-4513, doi:10.1016/j.bpj.2009.03.018
  30. Amaro, R. E., Cheng, X., Ivanov, I., Xu, D. & McCammon, J. A. Characterizing loop dynamics and ligand recognition in human- and avian-type influenza neuraminidases via Generalized Born molecular dynamics and end-point free energy calculations. Journal of the American Chemical Society (2009) 131, 4702-4709, doi:10.1021/ja8085643 (cited over 100 times)
  31. Som, A., Vemparala, S., Ivanov, I. & Tew, G. N. Synthetic mimics of antimicrobial peptides. Biopolymers (2008) 90, 83-93, doi:10.1002/bip.20970 (cited over 100 times)
  32. Gorfe, A. A., Chang, C. E. A., Ivanov, I. & McCammon, J. A. Dynamics of the acetylcholinesterase tetramer. Biophysical Journal (2008) 94, 1144-1154, doi:10.1529/biophysj.107.117879
  33. Ivanov, I.*, Tainer, J. A. & McCammon, J. A. Unraveling the three-metal-ion catalytic mechanism of the DNA repair enzyme Endonuclease IV. Proceedings of the National Academy of Sciences USA (2007) 104, 1465-1470, doi:10.1073/pnas.0603468104
  34. Ivanov, I.*, Cheng, X., Sine, S. M. & McCammon, J. A. Barriers to ion translocation in cationic and anionic receptors from the cys-loop family. Journal of the American Chemical Society (2007) 129, 8217-8224, doi:10.1021/ja070778l
  35. Cheng, X., Ivanov, I.*, Wang, H., Sine, S. M. & McCammon, J. A. Nanosecond timescale conformational dynamics of the human alpha 7 nicotinic acetylcholine receptor. Biophysical Journal (2007) 93, 2622-2634, doi:10.1529/biophysj.107.109843
  36. Vemparala, S., Ivanov, I., Pophristic, V., Spiegel, K. & Klein, M. L. Ab initio calculations of intramolecular parameters for a class of arylamide polymers. Journal of Computational Chemistry (2006) 27, 693-700, doi:10.1002/jcc.20382
  37. Pophristic, V., Vemparala, S., Ivanov, I., Liu, Z. W., Klein, M. L. & DeGrado, W. F. Controlling the shape and flexibility of arylamides: A combined ab initio, ab initio molecular dynamics, and classical molecular dynamics study. Journal of Physical Chemistry B (2006) 110, 3517-3526, doi:10.1021/jp054306
  38. Ivanov, I.*, Vemparala, S., Pophristic, V., Kuroda, K., DeGrado, W. F., McCammon, J. A. & Klein, M. L. Characterization of non-biological antimicrobial polymers in aqueous solution and at water-lipid interfaces from all-atom molecular dynamics. Journal of the American Chemical Society (2006) 128, 1778-1779, doi:10.1021/ja0564665
  39. Ivanov, I.*, Chen, B., Raugei, S. & Klein, M. L. Relative pKa values from first-principles molecular dynamics: The case of histidine deprotonation. Journal of Physical Chemistry B (2006) 110, 6365-6371, doi:10.1021/jp056750i
  40. Ivanov, I.*, Chapados, B. R., McCammon, J. A. & Tainer, J. A. Proliferating cell nuclear antigen loaded onto double-stranded DNA: Dynamics, minor groove interactions and functional implications. Nucleic Acids Research (2006) 34, 6023-6033, doi:10.1093/nar/gkl744
  41. Ivanov, I.* & Klein, M. L. Dynamical flexibility and proton transfer in the arginase active site probed by ab initio molecular dynamics. Journal of the American Chemical Society (2005) 127, 4010-4020, doi:10.1021/ja043693i
  42. Choi, S., Clements, D. J., Pophristic, V., Ivanov, I., Vemparala, S., Bennett, J. S., Klein, M. L., Winkler, J. D. & DeGrado, W. E. The design and evaluation of heparin-binding foldamers. Angewandte Chemie-International Edition (2005) 44, 6685-6689, doi:10.1002/anie.200501279 (featured on the cover of Angewandte Chemie)
  43. Ivanov, I. Terascale ab initio molecular dynamics simulations of proton transfer and dissociation processes in chemical and biological systems. (2004) ProQuest AAI3152059
  44. Nielsen, S. O., Lopez, C. F., Ivanov, I., Moore, P. B., Shelley, J. C. & Klein, M. L. Transmembrane peptide-induced lipid sorting and mechanism of L-alpha-to-inverted phase transition using coarse-grain molecular dynamics. Biophysical Journal (2004) 87, 2107-2115, doi:10.1529/biophysj.104.040311
  45. Ivanov, I.* & Klein, M. L. First principles computational study of the active site of arginase. Proteins: Structure Function and Genetics (2004) 54, 1-7, doi:10.1002/prot.10572
  46. Min, G., Savin, D., Gu, Z., Patterson, G. D., Kim, S. H., Ramsay, D. J., Fishman, D., Ivanov, I., Sheina, E., Slaby, E. & Oliver, J. Solution characterization of monodisperse atactic polystyrenes by static and dynamic light scattering. International Journal of Polymer Analysis and Characterization (2003) 8, 187-207, doi:10.1080/10236660304875
  47. Chen, B., Ivanov, I., Klein, M. L. & Parrinello, M. Hydrogen bonding in water. Physical Review Letters (2003) 91, doi:10.1103/PhysRevLett.91.215503 (cited over 270 times)
  48. Ivanov, I.* & Klein, M. L. Deprotonation of a histidine residue in aqueous solution using constrained ab initio molecular dynamics. Journal of the American Chemical Society (2002) 124, 13380-13381, doi:10.1021/ja027972m
  49. Chen, B., Park, J. M., Ivanov, I., Tabacchi, G., Klein, M. L. & Parrinello, M. First-principles study of aqueous hydroxide solutions. Journal of the American Chemical Society (2002) 124, 8534-8535, doi:10.1021/ja020350g
  50. Chen, B., Ivanov, I., Park, J. M., Parrinello, M. & Klein, M. L. Solvation structure and mobility mechanism of OH-: A Car-Parrinello molecular dynamics investigation of alkaline solutions. Journal of Physical Chemistry B (2002) 106, 12006-12016, doi:10.1021/jp026504w
  51. Ivanov, I., Gherman, B. F. & Yaron, D. Comparison of the INDO band structures of polyacetylene, polythiophene, polyfuran, and polypyrrole. Synthetic Metals (2001) 116, 111-114, doi:10.1016/s0379-6779(00)00526-9

(* denotes papers for which I am corresponding author)

C.3 Selected Awards

  1. ASCR Leadership Computing Challenge Award (2013) “Exploring the Chemical Landscape for Base Excision DNA Repair”
  2. Dean’s Early Career Award (2013), Georgia State University
  3. NSF CAREER Award MCB-1149521 (2012) “Modeling Assemblies and Interactions at the Replication Fork: Sliding Clamps and Clamp Loaders”
  4. NSF/XSEDE program CHE110042 (2012) “Integrative Modeling of Complex Biological Assemblies”
  5. NERSC Initiative for Scientific Exploration (NISE) Award from the Department of Energy Office of Science (2011) “An Integrative Strategy to Model Complex Biological Assemblies”
  6. Cleon C. Arrington Research Initiation Grant (2011) from Georgia State University
  7. NSF/Teragrid program CHE110042 (2011) “Exploring the Chemical Landscape for Base Excision DNA Repair”
  8. Innovative and Novel Computational Impact on Theory and Experiment (INCITE) award from the Department of Energy Office of Science (2010) “Interplay of AAA+ Molecular Machines, DNA Repair Enzymes and Sliding Clamps at the Replication Fork: A Multiscale Approach to Modeling Replisome Assembly and Function”
  9. Principal Investigator on a NSF LRAC (Large Resource Allocation Committee) award “Large Scale Classical and Ab Initio Molecular Dynamics Simulations of Enzymes and Supramolecular Assemblies Involved in DNA Repair”
  10. Burroughs Wellcome Fund (La Jolla Interfaces in Science) Postdoctoral Fellowship 2005-07
  11. Chemical Computing Group Excellence Award, American Chemical Society (2003)
  12. Chemistry Department Chairman’s Award, University of Pennsylvania (2000)
  13. Chemistry Department Teaching Award, Carnegie Mellon University (1999)

C.4 Invited Presentations

  1. Modeling biological assemblies from low to near atomic resolution Van’t Hoff Institute for Molecular Sciences, University of Amsterdam, Amsterdam, The Netherlands 2016
  2. Secondary Interaction Interfaces with PCNA Control Conformational Switching of DNA Polymerase PolB from Polymerization to Editing Second Fusion Conference: Dynamic Structures in DNA Damage Responses and Cancer, Cancun, Mexico 2016
  3. DNA sculpting as a strategy for base extrusion and damage selection by DNA repair glycosylases Southeast Regional Meeting of the American Chemical Society (SERMACS), Nashville, TN 2014
  4. Structurally distinct complexes of ubiquitin and SUMO-modified PCNA lead to distinct DNA damage response pathways, Department of Chemistry, Vanderbilt University, Nashville, TN, GA 2014
  5. Structurally distinct complexes of ubiquitin and SUMO-modified PCNA lead to distinct DNA damage response pathways Lawrence Berkeley National Laboratory, Berkeley, CA 2014
  6. Integrative modeling of complex biological assemblies in DNA replication and transcription coupled repair Fusion Conference: Dynamic Structures in DNA Damage Responses and Cancer, Cancun, Mexico 2014
  7. Integrative modeling of complex biological assemblies in DNA replication and transcription coupled repair Southeast Regional Meeting of the American Chemical Society (SERMACS), Atlanta, GA 2013
  8. Structurally distinct complexes of Ubiquitin and SUMO-modified PCNA lead to distinct functional outcomes in DNA damage response Department of Biochemistry, Emory University, Atlanta, GA 2013
  9. Proliferating cell nuclear antigen and its protein partners in DNA repair, Department of Biomolecular Sciences, University of Mississippi, Oxford, MS 2012
  10. Integrative modeling of protein/DNA complexes at the replication fork Department of Biochemistry, Molecular Biology and Biophysics, University of Minnesota, Minneapolis, MN 2012
  11. Integrative modeling of FEN1 complexes with the sliding clamps PCNA and Rad9-Hus1-Rad1 Mutagenesis Gordon Research Conference, Newport, RI 2012
  12. Solution phase X-ray scattering and multiscale computational modeling reveal the structural dynamics of ubiqutinated PCNA Symposium in Honor of J. Andrew McCammon, 243rd National Meeting of the American Chemical Society, San Diego, CA 2012
  13. Integrative modeling of protein/DNA complexes at the replication fork Center for Diagnostics and Therapeutics (CDT), Georgia State University, Atlanta, GA 2012
  14. Integrative Modeling of Protein/DNA Complexes at the Replication Fork Department of Molecular Biology and Biochemistry, Wesleyan University, Middletown, CT 2011
  15. Integrative Modeling of Protein/DNA Complexes at the Replication Fork Conference on Computational Physics (CCP2011) 2011
  16. Integrative Modeling of Protein/DNA Complexes at the Replication Fork Lawrence Berkeley National Laboratory, Berkeley, CA 2011
  17. Specific recognition of the ring-opened state of proliferating cell nuclear antigen by replication factor C promotes eukaryotic clamp-loading Center for Molecular Biophysics, Oak Ridge National Laboratory, Oak Ridge, TN 2009
  18. Specific recognition of the ring-opened state of proliferating cell nuclear antigen by replication factor C promotes eukaryotic clamp-loading Frontiers in Macromolecular Simulations Symposium, Georgia Institute of Technology, Atlanta, GA 2009
  19. The Interplay of AAA+ Molecular Machines and Sliding Clamps at the DNA Replication Fork Colorado Initiative in Molecular Biotechnology, University of Colorado, Boulder, CO 2009
  20. The Interplay of AAA+ Molecular Machines and Sliding Clamps at the DNA Replication Fork Department of Chemistry, University of California Los Angeles, Los Angeles, CA 2009
  21. The three-metal-ion catalytic mechanism of the DNA repair enzyme endonuclease IV Protein Dynamics and Catalysis Conference, Tarrytown, NY 2008
  22. High Performance Computing in Molecular Simulation and Computational Structural Biology13th Annual San Diego Supercomputer Center Summer Institute, La Jolla, CA 2007
  23. Insight into DNA repair systems from classical and ab initio molecular dynamics Department of Biophysics and Biophysical Chemistry, Johns Hopkins University School of Medicine, Baltimore, MD 2007
  24. Insight into DNA repair systems from classical and ab initio molecular dynamics Department of Chemistry, Columbia University, New York, NY 2007
  25. DNA repair systems and ligand-gated ion channels: Insights from classical and ab initio molecular dynamics Department of Biochemistry, Washington University School of Medicine, St. Louis 2007
  26. Workshop on Petascale Computing in the Biosciences, National Science Foundation, Arlington, VA 2006 (Invited participant, contributor to the final report)

C.5 Selected Contributed Presentations

  1. Electron microscopy and integrative modeling shed light on the structures of transcription pre-initiation complexes and the mechanisms of transcription initiation Nucleic Acids Gordon Research Conference, Biddeford, ME 2017
  2. Integrative Modeling of Macromolecular Assemblies in Gene Regulation Molecular Machines: Integrative Structural and Molecular Biology EMBO Conference, EMBL Heidelberg, Germany 2016
  3. Integrative Modeling of Macromolecular Assemblies in Gene Regulation 5th Zing Nucleic Acids Conference, Tampa, FL 2016
  4. Damage recognition and base extrusion strategies of DNA repair glycosylase enzymes 251st National Meeting of the American Chemical Society, San Diego, CA 2016
  5. Hybrid modeling of ubiquitin- and SUMO-modified PCNA complexes: Implications for DNA damage responses 251st National Meeting of the American Chemical Society, San Diego, CA 2016
  6. Structurally Distinct Ubiquitin- and SUMO-Modified PCNA: Implications for their Distinct Roles in the DNA Damage Response Albany 2015 Conference, Albany, NY 2015
  7. Integrative modeling of ubiquitinated and SUMOylated PCNA complexes 4th Zing Nucleic Acids Conference Cancun, Mexico 2014
  8. Integrative modeling of protein assemblies involved in transcription Biopolymers Gordon Research Conference, Newport, RI 2014
  9. Integrative modeling of ubiquitinated and SUMOylated PCNA complexes Annual Meeting of the Biophysical Society, San Francisco, CA 2014
  10. Integrative modeling of complex biological assemblies in DNA replication and transcription coupled repair 246th National Meeting of the American Chemical Society, Indianapolis, IN 2013
  11. Integrative modeling of ubiquitinated and SUMOylated PCNA complexes Nucleic Acids Gordon Research Conference, Biddeford, ME 2013
  12. Hybrid modeling of the ternary complexes of flap endonuclease-1 with sliding clamps and DNA Keystone Meeting on Structural Analysis of Supramolecular Assemblies by Hybrid Methods, Tahoe City, CA 2013
  13. Electron microscopy and computational modeling reveal key structural aspects of the ternary assemblies of flap endonuclease 1 with sliding clamps and DNA 243rd National Meeting of the American Chemical Society, San Diego, CA 2012
  14. Integrative modeling of protein/DNA complexes at the replication fork 243rd National Meeting of the American Chemical Society, San Diego, CA 2012
  15. Structure and dynamics of the ternary complexes of FEN1/PCNA/DNA and FEN1/Rad9-Rad1-Hus1/DNA Eukaryotic DNA Replication & Genome Maintenance meeting, Cold Spring Harbor Laboratory, NY 2011
  16. Solution X-ray scattering reveals multiple modes of association for covalently-bound ubiquitin on PCNA Eukaryotic DNA Replication & Genome Maintenance meeting, Cold Spring Harbor Laboratory, NY 2011
  17. Multiple states of covalently bound ubiquitin on PCNA Keystone meeting on DNA Replication and Recombination, Keystone, CO 2011
  18. Multiple states of covalently bound ubiquitin on PCNA Gordon Research Conference DNA Damage, Mutation & Cancer, Ventura, CA 2010
  19. Specific recognition of the ring-opened state of proliferating cell nuclear antigen by replication factor C promotes eukaryotic clamp-loading Biology department seminar, Georgia State University, Atlanta, GA 2010
  20. Specific recognition of the ring-opened state of proliferating cell nuclear antigen by replication factor C promotes eukaryotic clamp-loading 24th Annual Symposium of the Protein Society, San Diego, CA 2010
  21. Specific recognition of the ring-opened state of proliferating cell nuclear antigen by replication factor C promotes eukaryotic clamp-loading 240th National Meeting of the American Chemical Society, Boston, MA 2010
  22. Phosphoryl Transfer in Solution and in Enzymatic Active Sites: Insights from Ab Initio molecular dynamics Algorithms in Macromolecular Modeling (AM3) meeting, Austin, TX 2009
  23. The Interplay of AAA+ Molecular Machines and Sliding Clamps at the DNA Replication Fork Institute for Mathematics and its Applications, University of Minnesota, Minneapolis, MN 2009

C.6 Ad hoc reviewer for the following journals

Science, Proceedings of the National Academy of Science USA, Journal of the American Chemical Society, Nucleic Acids Research, Journal of Physical Chemistry, ChemPhysChem, Journal of Chemical Theory and Computation, Biophysical Journal, Biochemistry, Chemical Communications, Journal of Chemical Physics, PLOS Computational Biology, PLOS One, Medicinal Research Reviews, Journal of Molecular Graphics and Modelling, Chemical Biology & Drug Design, Journal of Structural Biology, Journal of Chemical Information and Modeling, Journal of Physical Chemistry Letters

C.7 Collaborators in the past 5 years

Eva Nogales (UC-Berkeley)
Stephen J. Benkovic (Pennsylvania State University)
Walter Chazin (Vanderbilt University)
Y. George Zheng (University of Georgia)
Eric Ortlund (Emory University)
Samir Hamdan (KAUST)
Susan Tsutakawa (Lawrence Berkeley National Laboratory)
John A. Tainer (MD Anderson Cancer Center)
Zhihao Zhuang (University of Delaware)
M. Todd Washington (University of Iowa)
Xiaolin Cheng (Oak Ridge National Laboratory)
Yuan He (Northwestern University)
Zhi-ren Liu (Georgia State University)
Yves Pommier (NIH)
David Wilson (Georgia State University)

C.8 Society Memberships:

American Chemical Society (since 1999)
Biophysical Society (since 2004)
Protein Society (since 2004)
Sigma Xi (Full membership since 2004)

C.9 Media Coverage

  1. Coverage of article Nature 533, 359–365 (2016) doi:10.1038/nature17970

Altmetric score 135. The article is in the 98 percentile (ranked 3,654th) of the 227,366 tracked articles of a similar age in all journals and in the 60 percentile (ranked 388th) of the 975 tracked articles of a similar age in Nature. Highlighted by the Science360 site and the MCB Division of the National Science Foundation, Phys.org, Technology.org, e! Science News, Nanowerk, Bioportfolio, EurekAlert!, Newswise, Science Daily among other media sources.

  1. Coverage of article Nature Communications 7, 11675 (2016) doi:10.1038/ncomms11675

Altmetric score 201. The article is in the 99th percentile (ranked 1,781st) of the 190,421 tracked articles of a similar age in all journals and in the 94th percentile (ranked 37th) of the 713 tracked articles of a similar age in Nature Communications.

  1. Coverage of article Proceedings of the National Academy of Sciences 113, 326–331 (2016) doi:10.1073/pnas.1518960113

Altmetric score 51. The article is in the 96 percentile of the 252241 tracked articles of a similar age in all journals and in the 76 percentile (ranked 238) of the 1024 tracked articles of a similar age in PNAS. Highlighted by ScienceDaily, Health Medicine Network, PhysOrg.com and EurekAlert! among other media sources.

  1. Coverage of article Proceedings of the National Academy of Sciences 108, 17672-17677 (2011) doi:10.1073/pnas.1110480108.

Featured science highlight “Researchers Show How Proteins Help DNA Replicate Past a Damaged Site” by the Oak Ridge Leadership Computing Facility (OLCF) at Oak Ridge National Laboratory (https://www.olcf.ornl.gov/2011/11/09/researchers-show-how-proteins-help-dna-replicate-past-a-damaged-site).

  1. Coverage of article Nucleic Acids Research 41, (2013) doi:10.1093/nar/gks1332.

Featured science highlight “Neutrons help shed light on critical protein activity that protects our DNA” by the ORNL’s Neutron Sciences Directorate, Oak Ridge National Laboratory (http://neutrons2.ornl.gov/research/highlights/BioSANS/protein-activity-dna.html).

  1. Coverage of article Journal of the American Chemical Society 132, (2010) 7372-7378, doi:10.1021/ja100365x

Featured science highlight “Supercomputers Simulate the Molecular Machines that Replicate and Repair DNA” by the Oak Ridge Leadership Computing Facility (OLCF) at Oak Ridge National Laboratory (https://www.olcf.ornl.gov/2010/06/24/supercomputers-simulate-the-molecular-machines-that-replicate-and-repair-dna/).


D. TEACHING, INCLUDING ADVISING

D.1 Courses Taught

  1. Physical Chemistry II (Level: Advanced Undergraduate/Graduate): spring semester 2010, spring semester 2011, spring semester 2013, spring semester 2014, spring semester 2016, fall semester 2016, spring semester 2017
  2. Physical chemistry I (Level: Advanced Undergraduate/Graduate): fall semester 2010, spring semester 2012, spring semester 2015
  3. Instrumental methods III (Level: Advanced Undergraduate/Graduate), Spectroscopy lab: fall semester 2010, fall semester 2011, fall semester 2012, fall semester 2013, fall semester 2014, fall semester 2015
  4. Biophysical Chemistry (Level: Graduate): fall semester 2012, fall semester 2014, fall semester 2016
  5. Dissertation Research in Chemistry: spring semester 2011, summer semester 2011, fall semester 2011, spring semester 2012, summer semester 2012, fall semester 2012, spring semester 2013, summer semester 2013, fall semester 2013, spring semester 2014, summer semester 2014, fall semester 2014, spring semester 2015, summer semester 2015, fall semester 2015, spring semester 2016, summer semester 2016, fall semester 2016, spring semester 2017
  6. Chemistry Laboratory I (Undergraduate Research): summer semester 2011, fall semester 2011, summer semester 2012, fall semester 2013, summer semester 2014, fall semester 2014, summer semester 2015, fall semester 2015, spring semester 2016, summer semester 2016, fall semester 2016, spring semester 2017
  7. Chemistry Laboratory II (Undergraduate Research): fall semester 2011, spring semester 2012, fall semester 2012, fall semester 2014
  8. Seminars in Chemistry (Level: Advanced Undergraduate/Graduate): fall semester 2011, spring semester 2012, fall semester 2012, spring semester 2013, fall semester 2013, spring semester 2014, fall semester 2014, spring semester 2015, fall semester 2015, spring semester 2016
  9. Directed Research in Chemistry: summer semester 2010, fall semester 2010, spring semester 2011, spring semester 2012, summer semester 2012, fall semester 2012, spring semester 2013, summer semester 2013, fall semester 2013, spring semester 2014, summer semester 2014, fall semester 2014, spring semester 2015, summer semester 2015, fall semester 2015, summer semester 2016, fall semester 2016, spring semester 2017

D.2 Training and Mentoring

Postdoctoral Scholars

Dr. Chunli Yan (current)
Dr. Ashutosh Shandilya (current)
Dr. Buddhadev Maiti (subsequently postdoc at Carnegie Mellon Univ.)
Dr. Carlo Guardiani (subsequently at the Univ. of Warwick, UK)

Graduate students

Kathleen Carter (current)
Thomas Dodd (current)
Patrick Chepaitis (current)
Kurt Martin (current)
Zhenyu Wang (current)
Bernard Scott, completed a M.S. thesis entitled “Computational Studies of Liver Receptor Homolog 1 in the Presence of Small Molecule Agonists: Allosteric Communication and Virtual Screening for New Potential Drug Candidates” (subsequently at the University of Utah)
Dr. Bradley R. Kossmann, completed a Ph.D. dissertation “Computational Investigations of Biomolecular Motions and Interactions in Genomic Maintenance and Regulation” (subsequently employed as a Senior Data Scientist at 360i company in Atlanta, GA)
Dr. Xiaojun Xu, completed a Ph.D. dissertation “Modeling Assemblies and Interactions at the Replication Fork: Sliding Clamps and Clamp Interacting Enzymes” (subsequently ORISE Fellow at the CDC and fellow at the La Jolla Institute of Allergy and Immunology)
Shih-Wei Chuo, completed a M.S. thesis entitled “Discovery of Potent Tyrosyl-DNA Phosphodiesterase 1 Inhibitors Using in silico Virtual Screening & Network Analysis for Evolution of Allosteric Communication in 3-ketosteroid Receptors” (subsequently at the University of California, Davis)
Stephanie Kofsky, graduated with a M.S. degree and accepted position at Kemira, Atlanta, GA
Yang Zhen, graduated with a M.S. degree

Undergraduate student researchers

Fernando Cortez (spring/summer of 2010; hosted as McNair Scholar)
Amanuel Gebremariam (summer 2011; fall 2011; spring 2012)
Oladayo Agboola (fall 2011; spring 2012)
Bao-Khanh Ho (fall 2011)
Syiedah Korre (fall 2011)
Yosef Mekuria (summer and fall 2012)
Evan Sinyard (fall 2013)
Albertha Sabree (summer 2014; NSF REU program trainee)
Eric Zientowski (summer, fall 2014)
Zachary Ferris (fall, 2014)
Annie Yoon (fall, 2015)
Zacharia Robow (summer, fall 2015)
Thomas Dodd (fall 2015, spring 2016)
Lily Vassileva (fall 2016, spring 2017, summer 2017)
Nicole Ogbomoh (summer 2016, fall 2016)
Sam Delmerico (spring 2017, summer 2017)
Maia Wells (summer 2017)

Student Awards

Molecular Basis of Disease Doctoral Fellowship to Xiaojun Xu
Dean’s Doctoral Fellowship to Kathleen Carter
National XSEDE (Extreme Science and Engineering Discovery Environment) Scholarship to Bernard Scott)
Molecular Basis of Disease Doctoral Fellowship to Tom Dodd
Molecular Basis of Disease Doctoral Fellowship to Bradley R. Kossmann
Molecular Basis of Disease Travel Fellowship to Bradley R. Kossmann
Award for Outstanding Research at the Ph.D. level to Bradley R. Kossmann
Molecular Basis of Disease Outstanding Fellow Award to Bradley R. Kossmann


E. SERVICE

2017 Committee on Proposal Evaluation for Allocation of Supercomputing Time on the Special Purpose Anton Machine by D.E. Shaw Research
2017-2020 European Science Foundation (ESF) College of Expert Reviewers
2016 Ad hoc reviewer for NIH/CSR
2016-Present Reviewing Editor, Frontiers Journals in Physics, Physiology and Molecular Biosciences
2015-2017 Member of the University Senate, Georgia State University, Atlanta, GA
2015-2017 Member, Senate Admissions & Standards Committee, Georgia State University, Atlanta, GA
2015-2017 Member, Senate Planning & Development Committee, Georgia State University, Atlanta, GA
2014-Present Member, Computer Support Committee, Department of Chemistry, Georgia State University, Atlanta, GA
2014 Reviewer on the Genetics, Genomics, Proteomics panel of the NSF Graduate Research Fellowship Program (GRFP)
2013-Present Reviewer for regular NSF and NSF-CAREER proposals submitted to the MCB division of the National Science Foundation (Genetic Mechanisms Cluster)
2013 Assisted with the organization of the “Third International Conference on Chemical and Structural Biology of Nucleic Acids and Proteins for Novel Drug Discovery” (Sep. 13-15, 2013, Atlanta, USA).
2013 Panelist at an NSF-CAREER award workshop organized by University Research Services and Administration (URSA)
2011-2016 Coordinator for the Chemistry Department seminar series
2010-Present Library Liaison, Department of Chemistry, Georgia State University, Atlanta, GA
2009-Present Member, Petitions/Awards Committee, Department of Chemistry, Georgia State University, Atlanta, GA
2009-Present Member, Biophysical Chemistry Doctoral Preliminary Exam Committee, Department of Chemistry, Georgia State University, Atlanta, GA