Related to Aspergillus

  1. (2019) Autophagy is important to the acidogenic metabolism of Aspergillus niger. Baljinder Kaur and Narayan S. Punekar. PLoS ONE 14 (10): e0223895. doi: 10.1371/journal.pone.0223895 [Link]
  2. (2019) 2-Oxoglutarate cooperativity and biphasic ammonium saturation of Aspergillus niger NADP-glutamate dehydrogenase are structurally coupled. Nupur Agarwal, Adhish S. Walvekar and Narayan S. Punekar. Arch. Biochem. Biophys., 669: 50–60. [Link]
  3. (2019) Characterization of 4-guanidinobutyrase from Aspergillus niger. Tejaswani Saragadam, Sunil Kumar and Narayan S. Punekar Microbiology, 165:396-410 [Link]
  4. (2018) Structural basis for the catalytic mechanism and a-ketoglutarate cooperativity of glutamate dehydrogenase. Prem Prakash, Narayan S. Punekar, and Prasenjit Bhaumik. J. Biol. Chem. 293:6241–6258 [Link]
  5. (2018) Novel route for agmatine catabolism in Aspergillus niger. Saragadam T., Punekar N.S. 4-Guanidinobutyrase Assay. In: Alcázar R., Tiburcio A. (eds) Polyamines. Methods in Molecular Biology, vol 1694. pp.163-172, Humana Press, New York, NY(2016) Contribution of arginase to manganese metabolism of Aspergillus niger. Sarita Keni, Narayan S. Punekar, Biometals, 29:95–106 DOI 10.1007/s10534-015-9900-6 [Link]
  6. (2015) Expression of lactate dehydrogenase in Aspergillus niger for L-Lactic acid production. Khyati Dave, Narayan S. Punekar, PLoS ONE 10(12): e0145459. doi:10.1371/journal.pone.0145459 [Link]
  7. (2015) Novel route for agmatine catabolism in Aspergillus niger involves 4-guanidinobutyrase. Kumar S, Saragadam T, Narayan S. Punekar, Appl Environ Microbiol 81:5593–5603. doi:10.1128/AEM.03987-14.[Link]
  8. (2015) Characterization of succinic semialdehyde dehydrogenase from Aspergillus niger. Santosh Kumar, Sunil Kumar & Narayan S. Punekar, Indian Journal of Experimental Biology Vol. 53, pp. 67-74 [Link]
  9. (2015) Arginase (agaA) as a Fungal Transformation Marker. Kashyap Dave, Manmeet Ahuja, T.N. Jayashri, Rekha Bisht Sirola, Khyati Dave and Narayan S. Punekar, In “Genetic Transformation Systems in Fungi”, M.A. van den Berg and K. Maruthachalam, eds., Springer International Publishing Switzerland (Volume 2, Chapter 12, ISBN 978-3-319-10502-4, DOI 10.1007/978-3-319-10503-1_12) [Link]
  10. (2015) Expanding the Repertoire of Selectable Markers for Aspergillus Transformation. Khyati Dave, V. Lakshmi Prabha, Manmeet Ahuja, Kashyap Dave, S. Tejaswini and Narayan S. Punekar, In “Genetic Transformation Systems in Fungi”, M.A. van den Berg and K. Maruthachalam, eds., Springer International Publishing Switzerland (Volume 2, Chapter 11, ISBN 978-3-319-10502-4, DOI 10.1007/978-3-319-10503-1_11) [Link]
  11. (2014) Mixed Disulfide Formation at Cys141 Leads to Apparent Unidirectional Attenuation of Aspergillus niger NADP-Glutamate Dehydrogenase Activity. Adish S. Walvekar, Rajarshi Choudury, Narayan S. Punekar, PLoS One 9 (7), e101662, doi: 10.1371/journal.pone.0101662. [PMID: 24987966] [Link]
  12. (2014) High Throughput Screening of Dye-Ligands for Chromatography. Sunil Kumar and Narayan S. Punekar, Special issue on “Protein Downstream Processing” in Methods in Molecular Biology, Labrou, Nikolaos,Ed., Humana Press-Springer, USA (Vol. 1129, ISBN 978-1-62703-976-5) [PMID: 24648067] [Link]
  13. (2013) Downstream approaches to selectively enrich or deplete cellulase components. In “Biotechnology: Beyond Borders” T.N. Jayashri  and N.S. Punekar, Ch.24, pp.308-316, In “Proceedings of the Indo-Mexico workshop on Biotechnology”, Deshpande M.V and Ruiz-Herera J., Eds.,  CSIR-NCL, Pune from October 7-9, 2013. [pdf]
  14. (2013) Aspergillus niger strain NCIM 565 4-guanidinobutyrase gene, complete cds. Tejaswani Saragadam, Sunil Kumar, Narayan S. Punekar, GenBank Accession No.: KF991130 [GenBank]
  15. (2013) Direct submission of Aspergillus terreus (strain NCIM 656) NADP-glutamate dehydrogenase gene, complete cds. Adish S. Walvekar and N.S. Punekar, GenBank Accession No.: KF148026 [GenBank]
  16. (2013) Manipulating Aspergillus niger genome: A journey”. Subita Sudarshana, R. Anuradha, V. Lakshmi Prabha, T.N. Jayashri, Manmeet Ahuja, Kashyap Dave, Sunil Kumar, Sarita Keni, Khyati Mehta and Narayan S. Punekar, In “Advances in Industrial Biotechnology”, Ram Sarup Singh, Ashok Pandey and Christian Larroche (Eds), IK International Publishing House Pvt. Ltd., India, pp 34-42 (ISBN 978-93-82332-53-4) [Link]
  17. (2012) A novel selectable marker based on Aspergillus niger arginase expression. Kashyap Dave, Manmeet Ahuja, T.N. Jayashri, Rekha Bisht Sirola, Narayan S. Punekar, Enzyme and Microbial Technology, 51 (1), 53–58 . [PMID: 21723343] [Link]
  18. (2011) Utility of Aspergillus niger citrate synthase promoter for heterologous expression. Kashyap Dave and Narayan S. Punekar, Journal of Biotechnology 155, 173-177. [PMID: 21723343] [LInk]
  19. (2011) Direct submission of Aspergillus niger citrate synthase (citA) gene, promoter region. Kashyap Dave, N.S. Punekar, GenBank Accession No.: HQ418220.1 [GenBank]
  20. (2010) Direct submission of Aspergillus niger arginase DNA sequence. R. Anuradha and N.S. Punekar, GenBank Accession No.: AF 242315 [GenBank]. This sequence was updated on January 25, 2011  [GenBank]
  21. (2009) Aspergillus terreus NADP-glutamate dehydrogenase is kinetically distinct from the allosteric enzyme of other Aspergilli. Rajarshi Choudury, and N.S.Punekar, Mycol. Res. 113, 1121-1126. [PMID: 19619653] [LInk]
  22. (2009) Discriminatory protein binding by a library of 96 new affinity resins: a novel dye-affinity chromatography tool-kit. Sunil Kumar, D. B. Dalvi, M. Moorthy, S. S. Korde, K. P. Fondekar, S. D. Sahasrabudhe, H. T. Schacht, V. S. Ekkundi, C. Halik, Rajarshi Choudury, Awanit Kumar, and N. S. Punekar, J. Chromatogr. B Analyt. Technol. Biomed. Life Sci. 877, 3610-3618 [PMID: 19766065] [LInk]
  23. (2009) Single-stranded megaprimer splicing through OE-PCR: Construction of full-length Aspergillus niger arginase cDNA. T. N. Jayashri, R. Anuradha, and Narayan S. Punekar, Indian Journal of Biochemistry & Biophysics 46, 266-268 [LInk]
  24. (2008) Direct submission of Aspergillus niger (strain NCIM 565) NADP-glutamate dehydrogenase gene, complete cds. Rajarshi Choudhury, Kashyap Dave and Narayan S. Punekar, GenBank Accession No.: FJ265820 [GenBank]
  25. (2008) Yeasts and Filamentous Fungi as Hosts for Recombinant Protein Production. Nagaraj Govindappa, Kashyap Dave, Kedarnath N. Sastry, and N. S. Punekar, In “Biotechnology: Concepts and Applications”, Ravishankar Rai V., Rajeev Bhat, eds., Narosa Publishing House, Ch.10:183-221 [Link]
  26. (2008) Phosphinothricin resistance in Aspergillus niger and its utility as a selectable transformation marker. Manmeet Ahuja and N.S.Punekar, Fungal Genet Biol., 45(7):1103-1110 [PMID: 15870451] [Link]
  27. (2008) Delineation of an in vivo inhibitor for Aspergillus glutamate dehydrogenase. Rajarshi Choudury, Shahid Noor, Lakshmi Prabha Varadarajalu and Narayan S. Punekar, Enzyme and Microbial Technology, 42:151-159 [Link]
  28. (2007) Competitive inhibition of glutamate dehydrogenase reaction. Rajarshi Choudhury and Narayan S. Punekar, FEBS Lett., 581:2733-273 [PMID: 17531979] [Link]
  29. (2005) Allosteric NADP-glutamate dehydrogenase from aspergilli: purification, characterization and implications for metabolic regulation at the carbon-nitrogen interface. Shahid Noor and Narayan S. Punekar, Microbiology, 151:1409-1419 [PMID: 15870451] [Link]
  30. (2005) Cloning and use of sC as homologous marker for Aspergillus niger transformation. L.P.Varadarajalu and Narayan S. Punekar, J. Microbiol. Meth., 61:219-224 [PMID: 15722148] [link]
  31. (2004) Genetic transformation in Aspergilli: Tools of the trade. L.P.Varadarajalu and N.S.Punekar, Indian J. Biochem. Biophys., 41:205-215  [Link]
  32. (2003) Isolation of genomic DNA from acetone-dried Aspergillus mycelia. Narayan S. Punekar, S.V. Suresh Kumar, T.N. Jayashri and R. Anuradha Fungal Genet. Newsl. 50:15-16 [GenBank]
  33. (2002) Direct submission of Aspergillus niger arginase ATP sulfurylase (sC) DNA sequence. V. Lakshmi Prabha and Naryan S. Punekar, GenBank Accession No.: AF 538692 [GenBank]
  34. (2000) Metabolic fate of glutamate and evaluation of flux through the 4-aminobutyrate (GABA) shunt in Aspergillus niger. Santosh Kumar, Naryan S. Punekar, V. SatyaNarayan and K.V. Venkatesh, Biotechnol. Bioengg., 67:575-584 [PMID: 10649232] [Link]
  35. (1998) Inhibition of succinic semialdehyde dehydrogenase by N-formylglycine. Santosh Kumar and Narayan S. Punekar, J. Enz. Inhib., 13:369-376 [PMID: 9793840] [pdf]
  36. (1997) The Metabolism of 4-Aminobutyrate (GABA) in fungi. Santosh Kumar and Narayan S. Punekar, Mycol. Res., 101:403-409 [pdf]
  37. (1995) Mechanisms of acidogenesis in Aspergillus niger: Status of nitrogen metabolism. Narayan S.Punekar, G.Meera, Subita Sudarshana and Santosh Kumar, In ‘Microbes for better living’ Proceedings of MICON-94, pp. 9-12, DFRL Mysore, India [pdf]
  38. (1987) Kinetic approach to the study of enzyme regulation. N. Appaji Rao, H.S. Savithri, G.S. Jagannatha Rao, S. Seethalakshmi and Narayan S. Punekar, In “RESEARCH IN INDUSTRY”, edited by M.J.Mulki, H.C. Srivastava and B. Vatsya (Oxford & IBH Publishing Co., New Delhi), pp.179-200 [pdf]
  39. (1985) Role of Mn[II] and Mg[II] in the catalysis and regulation of Aspergillus niger glutamine synthetase. Narayan S. Punekar, C.S. Vaidyanathan and N. Appaji Rao, Indian J. Biochem. Biophys., 22:142-151 [pdf]
  40. (1985) Role of glutamine synthetase in citric acid fermentation by Aspergillus niger. Naryan S. Punekar, C.S. Vaidyanathan and N. Appaji Rao, J. Biosci., 7:269-287 [pdf]
  41. (1984) Mechanisms of citric acid fermentation by Aspergillus niger. Narayan S. Punekar, C.S.Vaidyanathan and N. Appaji Rao, J. Sci. Ind. Res., 43:398-404 [pdf]
  42. (1984) Studies on Aspergillus niger glutamine synthetase: Regulation of enzyme levels by nitrogen sources and identification of active site residues. Narayan S. Punekar, C.S. Vaidyanathan and N. Appaji Rao, J. Biosci., 6:17-35 [pdf]

Publications (Teaching Concepts related)

  1. Biotechnology: Unit 23 – An Overview of Interface Between Biotechnology and Chemistry, for the distance learning course of Indira Gandhi National Open University (IGNOU); School of Engineering and Technology, pp.109-150 (April 1994)
  2. A simple setup to illustrate metabolic pathway dynamics.N. S. Punekar, BAMBEd, 28:248-250 (2000)
  3. On the importance of controls in enzyme assays- an odd example.Subita Sudarshana, Shahid Noor and N. S. Punekar, BAMBEd, 29:2-4 (2001).
  4. Biotechnology education – what, when and how, Narayan S. Punekar , In “Biotechnology: Beyond Borders” Deshpande M.V and Ruiz-Herera J. (Eds.), Ch.2, pp.9-14, Proceedings of the Indo-Mexico workshop on Biotechnology, CSIR-NCL, Pune from October 7-9, (2013). [pdf]

Books

  1. ENZYMES: Catalysis, Kinetics and Mechanisms ISBN 978-981-13-0784-3 ISBN 978-981-13-0785-0, Springer Nature 2018

Patents

  1. Process for the Production of Lactic Acid from Aspergillus, N.S. Punekar and Khyati Dave from IIT-Bombay, Powai, Mumbai. Indian Patent, Patent Application No. 2077/MUM/2014, date of filing 26.06.2014 [link]
  2. Novel recombinant protein expression system involving a strong, constitutive promoter of citrate synthase from Aspergillus, N. S. Punekar and Kashyap Dave, Indian Institute of Technology, Bombay, India. Indian Patent filed on November 03, 2009 [link]
  3. Adsorbents Comprising Anthraquinone Dye- Ligands for the Separation of Biological Materials. Subbanna Vadiraj Ekkundi, N. S. Punekar, Kamalesh Pai Fondekar, Georg Roentgen, Shilpa S. Korde, Ajit B. Shinde, Masana Moorthy, CIBA Specialty Chemicals Limited, PCT Patent no.WO 2006/ 108760, October 19, 2006 [link]
  4. Branched-chain alkyl esters of 2-(4-(2-piperidino ethoxy) benzoyl)benzoic acid, processes for their preparation and their use as spasmolytic agents. Swati Bal-tembe, Jorgen Blumbach, Alihussein Nomanbhai Dohadwalla, Bansi Lal, N. S. Punekar, Ramanujam Rajgopalan, Richard Helmut Rupp, Martin Bickel, Indian Patent, 255/BOM/88, September 07, 1988; and European Patent, 88 117 521.0, October 21, 1988 [link]