Search Results - "Akella, Sarma V S"

Total Synthesis and Structural Revision of Greensporone F and Dechlorogreensporone F by Gaddam, Janardhan, Reddy, Aedula Vishnu V, Sarma, Akella V. S, Yadav, Jhillu S, Mohapatra, Debendra K

“…The first asymmetric total syntheses of the real isolation product (2S,5R,8R)-greensporone F and (2S,5R,8R)-dechlorogreensporone F, 14-membered resorcylic acid…”
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Versatile Intramolecular Aza-Prins and Prins Cyclization of Aryl Epoxides: A Facile Synthesis of Diaza-, Oxa-aza-, and Dioxa-bicycles by Yadav, Jillu S, Borkar, Prashant, Chakravarthy, P. Pawan, Subba Reddy, Basi V, Sarma, Akella V. S, Basha, Shaik Jeelani, Sridhar, Balasubramanian, Grée, René

“…Aryl epoxides undergo coupling smoothly with (E)-hex-3-ene-1,6-ditosylamide in the presence of 10 mol % p-TSA in 1,2-dichloroethane at 75 °C to produce the…”
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Three-Component Reaction of Aldose Sugars, Aryl Amines, and 1,3-Diones:  A Novel Synthesis of Annulated Pyrroles by Yadav, Jhillu S., Subba Reddy, Basi V., Srinivas, Mende, Divyavani, Chitteti, Jeelani Basha, Shaik, Sarma, Akella V. S.

“…Aldose sugars undergo smooth coupling with enamines, generated in situ from aryl amines and 1,3-diketones, in the presence of 10 mol % of InCl3 in water at 80…”
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Investigation of Anion−π Interactions Involving Thiophene Walls Incorporated Calix[4]pyrroles by Kumar, Chinthapalli Dinesh, Sirisha, Katukuri, Dhaked, Devendra Kumar, Lokesh, Pulipati, Sarma, Akella V. S, Bharatam, Prasad V, Kantevari, Srinivas, Sripadi, Prabhakar

“…Thiophene containing “two-wall” aryl extended calix[4]pyrroles were synthesized for the first time, through acid catalyzed condensation of 2-acetylthiophenes…”
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Solvent-Directed Switch of a Left-Handed 10/12-Helix into a Right-Handed 12/10-Helix in Mixed β‑Peptides by Thodupunuri, Prashanth, Katukuri, Sirisha, Ramakrishna, Kallaganti V. S, Sharma, Gangavaram V. M, Kunwar, Ajit C, Sarma, Akella V. S, Hofmann, Hans-Jörg

“…Present study describes the synthesis and conformational analysis of β-peptides from C-linked carbo-β-amino acids [β-Caa(l)] with a d-lyxo furanoside side…”
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Epimeric Excolides from the Stems of Excoecaria agallocha and Structural Revision of Rhizophorin A by Annam, S. CH. V. Appa Rao, Ankireddy, Madhu, Sura, Madhu Babu, Ponnapalli, Mangala Gowri, Sarma, Akella V. S, S, Jeelani Basha

“…Excolides A–B (1–4) represent the first examples of a new class of secolabdanoids with an unprecedented framework, which were isolated from the stems of…”
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Quantifying sodium in the human wrist in vivo by using MR imaging by Borthakur, Arijitt, Shapiro, Erik M, Akella, Sarma V S, Gougoutas, Alexander, Kneeland, J Bruce, Reddy, Ravinder

“…The authors quantified sodium content in the wrist joints of six healthy volunteers with no known history of arthritis or pain. Average sodium concentrations…”
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Multiple Ligand-Bound States of a Phosphohexomutase Revealed by Principal Component Analysis of NMR Peak Shifts by Xu, Jia, Sarma, Akella V. S., Wei, Yirui, Beamer, Lesa J., Van Doren, Steven R.

“…Enzymes sample multiple conformations during their catalytic cycles. Chemical shifts from Nuclear Magnetic Resonance (NMR) are hypersensitive to conformational…”
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Design and Synthesis of Peptides with Hybrid Helix-Turn-Helix (HTH) Motif and Their Conformational Study by Sharma, Gangavaram V. M, Thodupunuri, Prashanth, Sirisha, Katukuri, Basha, Shaik Jeelani, Gurava Reddy, Pottireddygari, Sarma, Akella V. S

“…The present study is aimed at the design and synthesis of peptides with hybrid helix-turn-helix (HTH) motif and their conformational analysis (NMR, MD, and CD…”
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Proteoglycan loss in human knee cartilage: quantitation with sodium MR imaging--feasibility study by Wheaton, Andrew J, Borthakur, Arijitt, Shapiro, Erik M, Regatte, Ravinder R, Akella, Sarma V S, Kneeland, J Bruce, Reddy, Ravinder

“…The feasibility of using sodium magnetic resonance (MR) imaging to detect proteoglycan loss in early-stage osteoarthritis is evaluated. Fixed charge density…”
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Chemical shift assignments of domain 4 from the phosphohexomutase from Pseudomonas aeruginosa suggest that freeing perturbs its coevolved domain interface by Wei, Yirui, Marcink, Thomas C., Xu, Jia, Sirianni, Arthur G., Sarma, Akella V. S., Prior, Stephen H., Beamer, Lesa J., Van Doren, Steven R.

“…A domain needed for the catalytic efficiency of an enzyme model of simple processivity and domain–domain interactions has been characterized by NMR. This…”
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Influence of sulphonation on Al-MCM-41 catalyst for effective bio-glycerol conversion to Solketal by Matkala, Balakrishna, Boggala, Sasikumar, Basavaraju, Srinivas, Sarma Akella, V.S., Aytam, Hari Padmasri

“…Al-MCM-41 and sulphate modified Al-MCM-41 catalysts with variable sulphate loadings (0.25-1SAM) were synthesized through sol-gel and impregnation techniques…”
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Solution NMR of a 463-Residue Phosphohexomutase: Domain 4 Mobility, Substates, and Phosphoryl Transfer Defect by Sarma, Akella V. S, Anbanandam, Asokan, Kelm, Allek, Mehra-Chaudhary, Ritcha, Wei, Yirui, Qin, Peiwu, Lee, Yingying, Berjanskii, Mark V, Mick, Jacob A, Beamer, Lesa J, Van Doren, Steven R

“…Phosphomannomutase/phosphoglucomutase contributes to the infectivity of Pseudomonas aeruginosa, retains and reorients its intermediate by 180°, and rotates…”
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6‐Strand to Stable 10/12 Helix Conformational Switch by Incorporating Flexible β‐hGly in the Homooligomers of Camphor Derived β‐Amino Acid: NMR and X‐Ray Crystallographic Evidence by Sukumar, Genji, Rahul, Nayani, Kiranmai, Mainkar, Prathama S., Prashanth, Jupally, Sridhar, Balasubramanian, Sarma, Akella V. S., Bharatam, Jagadeesh, Chandrasekhar, Srivari

“…Rational design of unnatural amino acid building blocks capable of stabilizing predictable secondary structures similar to protein fragments is pivotal for…”
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Methane conversion to H2 and carbon nanofibers over supported Ni catalysts: A sustainable process through utilization of deactivated catalysts by Manda, Kalpana, Kandula, Manasa, Aytam, Padmasri Hari, Basak, Pratyay, Sarma, Akella V. S., Akula, Venugopal

“…The renewable resource such as rice husk has been utilized to synthesize Hβ zeolite as a support for Ni catalysts for the production of clean hydrogen and…”
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An innovative in situ method of creating hybrid dendrimer nano-assembly: An efficient next generation dendritic platform for drug delivery by Singh, Mayank Kumar, Kuncha, Madhusudana, Nayak, V. Lakshma, Sarma, Akella V.S., Kumar, M. Jerald Mahesh, Chauhan, Abhay Singh, Sistla, Ramakrishna

“…Dendrimers have proven to be effective for drug delivery and their biodisposition varies with change on their surface, generation and core. In an effort to…”
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Synthesis of rebaudioside-A by enzymatic transglycosylation of stevioside present in the leaves of Stevia rebaudiana Bertoni by Adari, Bhaskar Rao, Alavala, Sateesh, George, Sara A., Meshram, Harshadas M., Tiwari, Ashok K., Sarma, Akella V.S.

“…•Enzyme mediated transglycosylation of stevioside to rebaudioside-A.•The glucosyl moiety transglycosylated stereospecifically to get 13-O-β-stevioside.•The…”
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Diphenic Acid as a General Conformational Lock in the Design of Bihelical Structures by Karle, Isabella L., Venkateshwarlu, Punna, Nagaraj, Ramakrishnan, Sarma, Akella V. S., Vijay, Dolly, Sastry, Narahari G., Ranganathan, Subramania

“…The bihelical (figure of “∞”) topology was examined from vantages of design, crystal structures, chirality, circular dichroism (CD) studies and…”
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6‐Strand to Stable 10/12 Helix Conformational Switch by Incorporating Flexible β‐hGly in the Homooligomers of Camphor Derived β‐Amino Acid: NMR and X‐Ray Crystallographic Evidence by Sukumar, Genji, Rahul, Nayani, Kiranmai, Mainkar, Prathama S., Prashanth, Jupally, Sridhar, Balasubramanian, Sarma, Akella V. S., Bharatam, Jagadeesh, Chandrasekhar, Srivari

“…Rational design of unnatural amino acid building blocks capable of stabilizing predictable secondary structures similar to protein fragments is pivotal for…”
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Design and synthesis of trans-3-aminopyran-2-carboxylic acid (APyC) and α/β-peptides with 9/11-helix by Sharma, Gangavaram V M, Reddy, Kodeti Srinivas, Basha, Shaik Jeelani, Reddy, Kondreddi Ravinder, Sarma, Akella V S

“…A new β-amino acid, trans-3-aminopyran-2-carboxylic acid (APyC), was designed and synthesized from (R)-glyceraldehyde derivative and used in the synthesis of…”
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