Items where Author is "Nagaraj, Ramakrishnan"

Article

Naini, Santhosh Reddy ; Ranganathan, Subramania ; Yadav, Jhillu Singh ; Sarma, A. V. S. ; Ramakrishna, K. V. S. ; Nagaraj, Ramakrishnan ; Premkumar, J. Richard ; Sastry, G. Narahari (2014) The trans opening of ethylene diamine tetra acetic acid bis anhydride (EDTAA) with cystine-di-OMe: one-step synthesis of bihelical systems Tetrahedron Letters, 55 (6). pp. 1132-1135. ISSN 0040-4039

Rawat, Anoop ; Nagaraj, Ramakrishnan (2010) Determinants of membrane association in the SH4 domain of Fyn: roles of N-terminus myristoylation and side-chain thioacylation Biochimica et Biophysica Acta: Biomembranes, 1798 (10). pp. 1854-1863. ISSN 0005-2736

Chaudhary, Nitin ; Singh, Shashi ; Nagaraj, Ramakrishnan (2009) Morphology of self-assembled structures formed by short peptides from the amyloidogenic protein tau depends on the solvent in which the peptides are dissolved Journal of Peptide Science, 15 (10). pp. 675-684. ISSN 1075-2617

Sivakamasundari, Chandrasekaran ; Nagaraj, Ramakrishnan (2009) Interaction of 18-residue peptides derived from amphipathic helical segments of globular proteins with model membranes Journal of Biosciences, 34 (2). pp. 239-250. ISSN 0250-5991

Nagaraj, Ramakrishnan (2009) Peptides: isolation, production, and use in India Biotechnology Journal, 4 (3). pp. 329-334. ISSN 1860-6768

Krishnakumari, Viswanatha ; Rangaraj, Nandini ; Nagaraj, Ramakrishnan (2009) Antifungal activities of human beta-defensins HBD-1 to HBD-3 and their C-terminal analogs Phd1 to Phd3 Antimicrobial Agents and Chemotherapy, 53 (1). pp. 256-260. ISSN 0066-4804

Chaudhary, Nitin ; Nagaraj, Ramakrishnan (2009) Hen lysozyme amyloid fibrils induce aggregation of erythrocytes and lipid vesicles Molecular and Cellular Biochemistry, 328 (1-2). pp. 209-215. ISSN 0300-8177

Karle, Isabella L. ; Ranganathan, Darshan ; Kumar, Mittapalli Gopi ; Nagaraj, Ramakrishnan (2008) Design, synthesis, conformational and membrane ion transport studies of proline-adamantane hybrid cyclic depsipeptides Biopolymers, 89 (5). pp. 471-478. ISSN 0006-3525

Krishnakumari, Viswanatha ; Nagaraj, Ramakrishnan (2008) Interaction of antibacterial peptides spanning the carboxy-terminal region of human ß-defensins 1-3 with phospholipids at the air-water interface and inner membrane of E. coli Peptides, 29 (1). pp. 7-14. ISSN 0196-9781

Chaudhary, Nitin ; Singh, Shashi ; Nagaraj, Ramakrishnan (2008) Organic solvent mediated self-association of an amyloid forming peptide from β₂-microglobulin: an atomic force microscopy study Journal of Peptide Science, 90 (6). pp. 783-791. ISSN 1075-2617

Chakraborty, Tushar Kanti ; Koley, Dipankar ; Ravi, Rapolu ; Krishnakumari, Viswanatha ; Nagaraj, Ramakrishnan ; Kunwar, Ajit Chand (2008) Synthesis, conformational analysis and biological studies of cyclic cationic antimicrobial peptides containing sugar amino acids Journal of Organic Chemistry, 73 (22). pp. 8731-8744. ISSN 0022-3263

Karle, Isabella L. ; Venkateshwarlu, Punna ; Nagaraj, Ramakrishnan ; Sarma, Akella V. S. ; Vijay, Dolly ; Sastry, Narahari G. ; Ranganathan, Subramania (2007) Diphenic acid as a general conformational lock in the design of bihelical structures Chemistry: A European Journal, 13 (15). pp. 4253-4263. ISSN 0947-6539

Krishnakumaria, Viswanatha ; Singh, Shashi ; Nagaraj, Ramakrishnan (2006) Antibacterial activities of synthetic peptides corresponding to the carboxy-terminal region of human β-defensins 1-3 Peptides, 27 (11). pp. 2607-2613. ISSN 0196-9781

Varkey, Jobin ; Singh, Shashi ; Nagaraj, Ramakrishnan (2006) Antibacterial activity of linear peptides spanning the carboxy-terminal β-sheet domain of arthropod defensins Peptides, 27 (11). pp. 2614-2623. ISSN 0196-9781

Sowmya, Bekshe L. ; Jagannadham, M. V. ; Nagaraj, Ramakrishnan (2006) Interaction of synthetic peptides corresponding to the scaffolding domain of Caveolin-3 with model membranes Journal of Peptide Science, 84 (6). pp. 615-624. ISSN 1075-2617

Varkey, Jobin ; Nagaraj, Ramakrishnan (2005) Antibacterial activity of human neutrophil defensin HNP-1 analogs without cysteines Antimicrobial Agents and Chemotherapy, 49 (11). pp. 4561-4566. ISSN 0066-4804

Harishchandran, Avaronnan ; Nagaraj, Ramakrishnan (2005) Interaction of a pseudosubstrate peptide of protein kinase C and its myristoylated form with lipid vesicles: only the myristoylated form translocates into the lipid bilayer Biochimica et Biophysica Acta: Biomembranes, 1713 (2). pp. 73-82. ISSN 0005-2736

Sharadadevi, Ambure ; Sivakamasundari, Chandrasekaran ; Nagaraj, Ramakrishnan (2005) Amphipathic α-helices in proteins: results from analysis of protein structures Proteins: Structure, Function, and Bioinformatics, 59 (4). pp. 791-801. ISSN 0887-3585

Dhople, Vishnu M. ; Nagaraj, Ramakrishnan (2005) Conformation and activity of δ-lysin and its analogs Peptides, 26 (2). pp. 217-225. ISSN 0196-9781

Jagannadham, M. V. ; Nagaraj, Ramakrishnan (2005) Conformation of gramicidin a in water: inference from analysis of hydrogen/deuterium exchange behavior by matrix assisted laser desorption ionization mass spectrometry Journal of Peptide Science, 80 (5). pp. 708-713. ISSN 1075-2617

Kamalakkannan, S. ; Murugan, V. ; Jagannadham, M. V. ; Nagaraj, Ramakrishnan ; Sankaran, K. (2004) Bacterial lipid modification of proteins for novel protein engineering applications Protein Engineering Design & Selection, 17 (10). pp. 721-729. ISSN 1741-0126

Sitaram, Narasimhaiah ; Subbalakshmi, Chilukuri ; Nagaraj, Ramakrishnan (2003) Indolicidin, a 13-residue basic antimicrobial peptide rich in tryptophan and proline, interacts with Ca²⁺-calmodulin Biochemical and Biophysical Research Communications, 309 (4). pp. 879-884. ISSN 0006-291X

Krishnakumari, Viswanatha ; Sharadadevi, Ambure ; Singh, Shashi ; Nagaraj, Ramakrishnan (2003) Single disulfide and linear analogues corresponding to the carboxy-terminal segment of bovine β-defensin-2: effects of introducing the β-hairpin nucleating sequence D-pro-gly on antibacterial activity and biophysical properties Biochemistry, 42 (31). pp. 9307-9315. ISSN 0006-2960

Pallavi, Bhattaram ; Nagaraj, Ramakrishnan (2003) Palmitoylated peptides from the cysteine-rich domain of SNAP-23 cause membrane fusion depending on peptide length, position of cysteines, and extent of palmitoylation Journal of Biological Chemistry, 278 (15). pp. 12737-12744. ISSN 0021-9258

Bera, Ananya ; Singh, Shashi ; Nagaraj, Ramakrishnan ; Vaidya, Tushar (2003) Induction of autophagic cell death in Leishmania donovani by antimicrobial peptides Molecular and Biochemical Parasitology, 127 (1). pp. 23-35. ISSN 0166-6851

John, George Babu ; Anjum, Rana ; Khar, Ashok ; Nagaraj, Ramakrishnan (2002) Subcellular localization and physiological consequences of introducing a mitochondrial matrix targeting signal sequence in bax and its mutants Experimental Cell Research, 278 (2). pp. 198-208. ISSN 0014-4827

Ranganathan, Darshan ; Samant, Manoj P. ; Nagaraj, Ramakrishnan ; Bikshapathy, E. (2002) Design, synthesis and membrane ion transport properties of cystine- and serine-based cyclo-4-oxa-heptane-1,7-bisamides Tetrahedron Letters, 43 (29). pp. 5145-5147. ISSN 0040-4039

Sitaram, Narasimhaiah ; Sai, Korrapati Purna ; Singh, Shashi ; Sankaran, Krishnan ; Nagaraj, Ramakrishnan (2002) Structure-function relationship studies on the frog skin antimicrobial peptide tigerinin 1: design of analogs with improved activity and their action on clinical bacterial isolates Antimicrobial Agents and Chemotherapy, 46 (7). pp. 2279-2283. ISSN 0066-4804

Sai, Korrapati Purna ; Jagannadham, Medicharla Venkata ; Vairamani, Mariappanadar ; Raju, Namburi Prasada ; Devi, Ambure Sharada ; Nagaraj, Ramakrishnan ; Sitaram, Narasimhaiah (2001) Tigerinins: novel antimicrobial peptides from the Indian frog Rana tigerina Journal of Biological Chemistry, 276 (4). pp. 2701-2707. ISSN 0021-9258

Sitaram, Narasimhaiah ; Nagaraj, Ramakrishnan (1999) Interaction of antimicrobial peptides with biological and model membranes: structural and charge requirements for activity Biochimica et Biophysica Acta: Biomembranes, 1462 (1-2). pp. 29-54. ISSN 0005-2736

Sitaram, Narasimhaiah ; Subbalakshmi, Chilukuri ; Krishnakumari, Viswanath ; Nagaraj, Ramakrishnan (1997) Identification of the region that plays an important role in determining antibacterial activity of bovine seminalplasmin FEBS Letters, 400 (3). pp. 289-292. ISSN 0014-5793

Khemani, Vinisha S. ; Nagaraj, Ramakrishnan (1996) Competition studies of bovine liver catalase, synthetic peptides and artificial conjugates for luciferase import in a semipermeabilized cell system Annals of the New York Academy of Sciences, 804 (1). pp. 701-705. ISSN 0077-8923

Ranganathan, Subramania ; Kundu, Dinabandhu ; Tamilarasu, Natarajan ; Nagaraj, Ramakrishnan ; Dhople, Vishnu M. ; Jaganadham, Medicharala V. (1996) The gramicidin pore: selective tryptophan replacement with aspartic acid Tetrahedron Letters, 37 (29). pp. 5199-5202. ISSN 0040-4039

Thennarasu, Sathiah ; Nagaraj, Ramakrishnan (1995) Design of 16-residue peptides possessing antimicrobial and hemolytic activities or only antimicrobial activity from an inactive peptide International Journal of Peptide and Protein Research, 46 (6). pp. 480-486. ISSN 0367-8377

Joseph, Mercy ; Nagaraj, Ramakrishnan (1995) Conformations of peptides corresponding to fatty acylation sites in proteins a circular dichroism study Journal of Biological Chemistry, 270 (33). pp. 19439-19445. ISSN 0021-9258

Sitaram, Narasimhaiah ; Subbalakshmi, Chilukcuri ; Nagaraj, Ramakrishnan (1995) Structural and charge requirements for antimicrobial and hemolytic activity in the peptide PKLLETFLSKWIG, corresponding to the hydrophobic region of the antimicrobial protein bovine seminalplasmin International Journal of Peptide and Protein Research, 46 (2). pp. 166-173. ISSN 0367-8377

Saberwal, Gayatri ; Nagaraj, Ramakrishnan (1994) Cell-lytic and antibacterial peptides that act by perturbing the barrier function of membranes: facets of their conformational features, structure-function correlations and membrane-perturbing abilities Biochimica et Biophysica Acta: Reviews on Biomembranes, 1197 (2). pp. 109-131. ISSN 0304-4157

Saberwal, Gayatri ; Nagaraj, Ramakrishnan (1993) Interaction of hydrophobic peptides with model membranes: slow binding to membranes and not subtle variations in pore structure is responsible for the gradual release of entrapped solutes Biochimica et Biophysica Acta: Biomembranes, 1151 (1). pp. 43-50. ISSN 0005-2736

Nagaraj, Ramakrishnan ; Joseph, Mercy (1993) A convenient method for the synthesis of peptides acylated with palmitic acid specifically at cysteine thiol Bioorganic & Medicinal Chemistry Letters, 3 (6). pp. 1025-1028. ISSN 0960-894X

Sitaram, Narasimhaiah ; Nagaraj, Ramakrishnan (1993) Interaction of the 47-residue antibacterial peptide seminalplasmin and its 13-residue fragment which has antibacterial and hemolytic activities with model membranes Biochemistry, 32 (12). pp. 3124-3130. ISSN 0006-2960

Dhople, Vishnu Mukund ; Nagaraj, Ramakrishnan (1993) δ-toxin, unlike melittin, has only hemolytic activity and no antimicrobial activity: rationalization of this specific biological activity Bioscience Reports, 13 (4). pp. 245-250. ISSN 0144-8463

Saberwal, Gayatri ; Nagaraj, Ramakrishnan (1989) A synthetic peptide corresponding to the hydrophobic amino terminal region of pardaxin can perturb model membranes of phosphatidyl choline and serine Biochimica et Biophysica Acta: Biomembranes, 984 (3). pp. 360-364. ISSN 0005-2736

Sagar, Amara J. ; Mahalakshmi, Yeditha V. ; Nagaraj, Ramakrishnan ; Pandit, Madhusudan W. (1989) Antigenic sites on ribonuclease A synthetic peptides corresponding to the sites 37-42 and 83-88 on ribonuclease A show immunogenicity International Journal of Peptide and Protein Research, 33 (6). pp. 452-456. ISSN 0367-8377

Nagaraj, Ramakrishnan ; Joseph, Mercy ; Reddy, Gundlapally Laxma (1987) Perturbation of the lipid bilayer of model membranes by synthetic signal peptides Biochimica et Biophysica Acta: Biomembranes, 903 (3). pp. 465-472. ISSN 0005-2736

Joseph, Mercy ; Nagaraj, Ramakrishnan (1987) Circular dichroism studies on a synthetic peptide corresponding to the membrane-spanning region of vesicular stomatitis virus G protein and its fatty acyl derivative Biochimica et Biophysica Acta (BBA) - Protein Structure and Molecular Enzymology, 911 (2). pp. 231-237. ISSN 0167-4838

Reddy, Gundlapally Laxma ; Nagaraj, Ramakrishnan (1985) Circular dichroism studies on synthetic signal peptides Biochimica et Biophysica Acta (BBA) - Protein Structure and Molecular Enzymology, 831 (3). pp. 340-346. ISSN 0167-4838

Nagaraj, Ramakrishnan ; Balaram, Padmanabhan (1981) Alamethicin, a transmembrane channel Accounts of Chemical Research, 14 (11). pp. 356-362. ISSN 0001-4842

Nagaraj, Ramakrishnan ; Balaram, Padmanabhan (1977) Facile diketopiperazine formation from dipeptides containing α-aminoisobutyric acid. Conformational factors influencing cyclisation Heterocycles, 7 (2). pp. 885-890. ISSN 0385-5414