Search Results - "BANIK, Utpal"

Interaction of Phosphorylated Tryptophan Hydroxylase with 14-3-3 Proteins by Banik, Utpal, Wang, Guo-An, Wagner, Paul D., Kaufman, Seymour

“…Rabbit brain tryptophan hydroxylase (TPH) has been expressed in insect cells (Spodoptera frugiperda) as a histidine-tagged enzyme. The specific activity of the…”
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Investigation of Allosteric Linkages in the Regulation of Tryptophan Synthase:  The Roles of Salt Bridges and Monovalent Cations Probed by Site-Directed Mutation, Optical Spectroscopy, and Kinetics by Weber-Ban, Eilika, Hur, Oscar, Bagwell, Candy, Banik, Utpal, Yang, Li-Hong, Miles, Edith W, Dunn, Michael F

“…The tryptophan synthase bienzyme complex is the most extensively documented example of substrate channeling in which the oligomeric unit has been described at…”
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Fluorescence-based Analyses of the Effects of Full-length Recombinant TAF130p on the Interaction of TATA Box-binding Protein with TATA Box DNA by Banik, Utpal, Beechem, Joseph M., Klebanow, Edward, Schroeder, Stephanie, Weil, P. Anthony

“…We have used a combination of fluorescence anisotropy spectroscopy and fluorescence-based native gel electrophoresis methods to examine the effects of the…”
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Ligand-mediated Changes in the Tryptophan Synthase Indole Tunnel Probed by Nile Red Fluorescence with Wild Type, Mutant, and Chemically Modified Enzymes (∗) by Ruvinov, Sergei B., Yang, Xiang-Jiao, Parris, Kevin D., Banik, Utpal, Ahmed, S. Ashraf, Miles, Edith Wilson, Sackett, Dan L.

“…The bacterial tryptophan synthase α2β2 complex contains an unusual structural feature: an intramolecular tunnel that channels indole from the active site of…”
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A fluorescence anisotropy study of tetramer-dimer equilibrium of lambda repressor and its implication for function by UTPAL BANIK, MANDAL, N. C, BHATTACHARYYA, B, SIDDHARTHA ROY

“…Tetramer-dimer equilibrium of lambda repressor has been studied by fluorescence anisotropy techniques. We have chosen 1-dimethylamino naphthalene-5-sulfonyl…”
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Subunit Assembly in the Tryptophan Synthase α2β2 Complex by Banik, Utpal, Ahmed, S. Ashraf, McPhie, Peter, Miles, Edith Wilson

“…This work is aimed at understanding subunit assembly in the tryptophan synthase α2β2 complex and the importance of the internal aldimine between pyridoxal…”
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Subunit Assembly in the Tryptophan Synthase Complex by Utpal Banik, S. Ashraf Ahmed, Peter McPhie, Edith Wilson Miles

“…This work is aimed at understanding subunit assembly in the tryptophan synthase α 2 β 2 complex and the importance of the internal aldimine between pyridoxal…”
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The Tryptophan Synthase .alpha.2.beta.2 Complex: Kinetic Studies with a Mutant Enzyme (.beta. K87T) To Provide Evidence for Allosteric Activation by an Aminoacrylate Intermediate by Banik, Utpal, Zhu, De-Min, Chock, P. Boon, Miles, Edith Wilson

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Role of the C-Terminal Tail Region in the Self-Assembly of .lambda.-Repressor by Bandyopadhyay, Sumita, Banik, Utpal, Bhattacharyya, Bhabatarak, Mandal, Nitai C, Roy, Siddhartha

“…Acrylamide quenching of the tryptophan fluorescence of the lambda-repressor at different protein concentrations indicates that one of the three tryptophan…”
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An operator-induced conformational change in the C-terminal domain of the lambda repressor by SAHA, R, BANIK, U, BANDOPADHYAY, S, MANDAL, N. C, BHABATARAK BHATTACHARYYA, ROY, S

“…4,4'-bis(1-anilino-8-naphthalenesulfonic acid (Bis-ANS), an environment-sensitive fluorescent probe for hydrophobic region of proteins, binds specifically to…”
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Multiphasic denaturation of the λ repressor by urea and its implications for the repressor structure by BANIK, Utpal, SAHA, Rina, MANDAL, Nitai C., BHATTACHARYYA, Bhabatarak, ROY, Siddhartha

“…Urea denaturation of the λ repressor has been studied by fluorescence and circular dichroic spectroscopies. Three phases of denaturation could be detected…”
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