1XG6
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1SHR
| Crystal structure of ferrocyanide bound human hemoglobin A2 at 1.88A resolution | Descriptor: | CYANIDE ION, FE (III) ION, Hemoglobin alpha chain, ... | Authors: | Sen, U, Dasgupta, J, Choudhury, D, Datta, P, Chakrabarti, A, Chakrabarty, S.B, Chakrabarty, A, Dattagupta, J.K. | Deposit date: | 2004-02-26 | Release date: | 2004-10-26 | Last modified: | 2023-10-25 | Method: | X-RAY DIFFRACTION (1.88 Å) | Cite: | Crystal structures of HbA2 and HbE and modeling of hemoglobin delta4: interpretation of the thermal stability and the antisickling effect of HbA2 and identification of the ferrocyanide binding site in Hb Biochemistry, 43, 2004
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1SI4
| Crystal structure of Human hemoglobin A2 (in R2 state) at 2.2 A resolution | Descriptor: | CYANIDE ION, Hemoglobin alpha chain, Hemoglobin delta chain, ... | Authors: | Sen, U, Dasgupta, J, Choudhury, D, Datta, P, Chakrabarti, A, Chakrabarty, S.B, Chakrabarty, A, Dattagupta, J.K. | Deposit date: | 2004-02-27 | Release date: | 2004-10-26 | Last modified: | 2023-10-25 | Method: | X-RAY DIFFRACTION (2.2 Å) | Cite: | Crystal structures of HbA2 and HbE and modeling of hemoglobin delta4: interpretation of the thermal stability and the antisickling effect of HbA2 and identification of the ferrocyanide binding site in Hb. Biochemistry, 43, 2004
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1FVU
| CRYSTAL STRUCTURE OF BOTROCETIN | Descriptor: | BOTROCETIN ALPHA CHAIN, BOTROCETIN BETA CHAIN, MAGNESIUM ION | Authors: | Sen, U, Vasudevan, S, Subbarao, G, McClintoc, R.A, Celikel, R, Ruggeri, Z.M, Varughese, K.I. | Deposit date: | 2000-09-20 | Release date: | 2001-02-14 | Last modified: | 2011-07-13 | Method: | X-RAY DIFFRACTION (1.8 Å) | Cite: | Crystal structure of the von Willebrand factor modulator botrocetin. Biochemistry, 40, 2001
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3MXC
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3MXY
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3QYD
| Crystal structure of a recombinant chimeric trypsin inhibitor | Descriptor: | Chymotrypsin inhibitor 3 | Authors: | Sen, U, Majumder, S, Khamrui, S, Dasgupta, J. | Deposit date: | 2011-03-03 | Release date: | 2011-05-25 | Last modified: | 2023-11-01 | Method: | X-RAY DIFFRACTION (2.97 Å) | Cite: | Role of remote scaffolding residues in the inhibitory loop pre-organization, flexibility, rigidification and enzyme inhibition of serine protease inhibitors Biochim.Biophys.Acta, 1824, 2012
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3VEQ
| A binary complex betwwen bovine pancreatic trypsin and a engineered mutant trypsin inhibitor | Descriptor: | CALCIUM ION, Cationic trypsin, Chymotrypsin inhibitor 3 | Authors: | Sen, U, Majumder, S, Khamrui, S, Dasgupta, J. | Deposit date: | 2012-01-09 | Release date: | 2012-10-03 | Last modified: | 2023-11-08 | Method: | X-RAY DIFFRACTION (2.25 Å) | Cite: | Role of remote scaffolding residues in the inhibitory loop pre-organization, flexibility, rigidification and enzyme inhibition of serine protease inhibitors Biochim.Biophys.Acta, 1824, 2012
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4TLP
| Crystal structure of a alanine91 mutant of WCI | Descriptor: | Chymotrypsin inhibitor 3 | Authors: | Sen, U, Majumder, S. | Deposit date: | 2014-05-30 | Release date: | 2014-07-02 | Last modified: | 2023-09-27 | Method: | X-RAY DIFFRACTION (1.9 Å) | Cite: | A conserved tryptophan (W91) at the barrel-lid junction modulates the packing and stability of Kunitz (STI) family of inhibitors. Biochim.Biophys.Acta, 1854, 2015
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3I2A
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3I2X
| Crystal structure of a chimeric trypsin inhibitor having reactive site loop of ETI on the scaffold of WCI | Descriptor: | Chymotrypsin inhibitor 3 | Authors: | Sen, U, Khamrui, S, Dasgupta, J, Dattagupta, J.K, Majumder, S. | Deposit date: | 2009-06-30 | Release date: | 2010-02-02 | Last modified: | 2023-11-01 | Method: | X-RAY DIFFRACTION (2.85 Å) | Cite: | Identification of a novel set of scaffolding residues that are instrumental for the inhibitory property of Kunitz (STI) inhibitors. Protein Sci., 19, 2010
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4I46
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4I4N
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4WBC
| 2.13 A STRUCTURE OF A KUNITZ-TYPE WINGED BEAN CHYMOTRYPSIN INHIBITOR PROTEIN | Descriptor: | PROTEIN (CHYMOTRYPSIN INHIBITOR), SULFATE ION | Authors: | Ravichandran, S, Sen, U, Chakrabarti, C, Dattagupta, J.K. | Deposit date: | 1999-03-04 | Release date: | 1999-03-12 | Last modified: | 2023-12-27 | Method: | X-RAY DIFFRACTION (2.138 Å) | Cite: | Cryocrystallography of a Kunitz-type serine protease inhibitor: the 90 K structure of winged bean chymotrypsin inhibitor (WCI) at 2.13 A resolution. Acta Crystallogr.,Sect.D, 55, 1999
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5JZM
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3RX6
| Crystal structure of Polarity Suppression protein from Enterobacteria phage P4 | Descriptor: | 2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL, IODIDE ION, MERCURY (II) ION, ... | Authors: | Banerjee, R, Nath, S, Khamrui, S, Sen, R, Sen, U. | Deposit date: | 2011-05-10 | Release date: | 2012-07-25 | Last modified: | 2024-03-20 | Method: | X-RAY DIFFRACTION (2.039 Å) | Cite: | The first structure of polarity suppression protein, Psu from enterobacteria phage P4, reveals a novel fold and a knotted dimer J.Biol.Chem., 287, 2012
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4XDA
| Vibrio cholerae O395 Ribokinase complexed with Ribose, ADP and Sodium ion. | Descriptor: | ADENOSINE-5'-DIPHOSPHATE, Ribokinase, SODIUM ION, ... | Authors: | Paul, R, Patra, M.D, Sen, U. | Deposit date: | 2014-12-19 | Release date: | 2015-03-04 | Last modified: | 2024-03-20 | Method: | X-RAY DIFFRACTION (1.75 Å) | Cite: | Crystal Structure of Apo and Ligand Bound Vibrio cholerae Ribokinase (Vc-RK): Role of Monovalent Cation Induced Activation and Structural Flexibility in Sugar Phosphorylation Adv.Exp.Med.Biol., 842, 2015
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4XCK
| Vibrio cholerae O395 Ribokinase complexed with ADP, Ribose and Cesium ion. | Descriptor: | ADENOSINE-5'-DIPHOSPHATE, CESIUM ION, Ribokinase, ... | Authors: | Paul, R, Patra, M.D, Sen, U. | Deposit date: | 2014-12-18 | Release date: | 2015-01-21 | Last modified: | 2023-11-08 | Method: | X-RAY DIFFRACTION (2.37 Å) | Cite: | Crystal Structure of Apo and Ligand Bound Vibrio cholerae Ribokinase (Vc-RK): Role of Monovalent Cation Induced Activation and Structural Flexibility in Sugar Phosphorylation. Adv. Exp. Med. Biol., 842, 2015
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1WBC
| CRYSTALLIZATION AND PRELIMINARY X-RAY STUDIES OF PSOPHOCARPIN B1, A CHYMOTRYPSIN INHIBITOR FROM WINGED BEAN SEEDS | Descriptor: | CHYMOTRYPSIN INHIBITOR (WCI) | Authors: | Dattagupta, J.K, Podder, A, Chakrabarti, C, Sen, U, Dutta, S.K, Singh, M. | Deposit date: | 1995-11-30 | Release date: | 1996-04-03 | Last modified: | 2017-11-29 | Method: | X-RAY DIFFRACTION (2.95 Å) | Cite: | Structure of a Kunitz-type chymotrypsin from winged bean seeds at 2.95 A resolution. Acta Crystallogr.,Sect.D, 52, 1996
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2WBC
| REFINED CRYSTAL STRUCTURE (2.3 ANGSTROM) OF A WINGED BEAN CHYMOTRYPSIN INHIBITOR AND LOCATION OF ITS SECOND REACTIVE SITE | Descriptor: | CHYMOTRYPSIN INHIBITOR | Authors: | Dattagupta, J.K, Podder, A, Chakrabarti, C, Sen, U, Mukhopadhyay, D, Dutta, S.K, Singh, M. | Deposit date: | 1997-11-26 | Release date: | 1998-02-25 | Last modified: | 2011-07-13 | Method: | X-RAY DIFFRACTION (2.3 Å) | Cite: | Refined crystal structure (2.3 A) of a double-headed winged bean alpha-chymotrypsin inhibitor and location of its second reactive site. Proteins, 35, 1999
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2ET2
| Crystal structure of an Asn to Ala mutant of Winged Bean Chymotrypsin Inhibitor protein | Descriptor: | Chymotrypsin inhibitor 3, NICKEL (II) ION, SULFATE ION | Authors: | Dattagupta, J.K, Sen, U, Dasgupta, J, Khamrui, S. | Deposit date: | 2005-10-27 | Release date: | 2006-06-13 | Last modified: | 2021-10-20 | Method: | X-RAY DIFFRACTION (2.1 Å) | Cite: | Spacer Asn Determines the Fate of Kunitz (STI) Inhibitors, as Revealed by Structural and Biochemical Studies on WCI Mutants. Biochemistry, 45, 2006
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4DVD
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4X8F
| Vibrio cholerae O395 Ribokinase in apo form | Descriptor: | Ribokinase | Authors: | Paul, R, Patra, M.D, Sen, U. | Deposit date: | 2014-12-10 | Release date: | 2015-01-21 | Last modified: | 2023-11-08 | Method: | X-RAY DIFFRACTION (3.4 Å) | Cite: | Crystal Structure of Apo and Ligand
Bound Vibrio choleraeRibokinase (Vc-RK):
Role of Monovalent Cation Induced Activation
and Structural Flexibility in Sugar
Phosphorylation Adv Exp Med Biol., 842, 2015
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4QHS
| Crystal structure of AAA+sigma 54 activator domain of the flagellar regulatory protein FlrC of Vibrio cholerae in nucleotide free state | Descriptor: | 1,2-ETHANEDIOL, Flagellar regulatory protein C | Authors: | Dey, S, Biswas, M, Sen, U, Dasgupta, J. | Deposit date: | 2014-05-29 | Release date: | 2014-07-16 | Last modified: | 2023-11-08 | Method: | X-RAY DIFFRACTION (2.3 Å) | Cite: | Unique ATPase site architecture triggers cis-mediated synchronized ATP binding in heptameric AAA+-ATPase domain of flagellar regulatory protein FlrC J.Biol.Chem., 290, 2015
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4QHT
| Crystal structure of AAA+/ sigma 54 activator domain of the flagellar regulatory protein FlrC from Vibrio cholerae in ATP analog bound state | Descriptor: | 1,2-ETHANEDIOL, Flagellar regulatory protein C, MAGNESIUM ION, ... | Authors: | Dey, S, Biswas, M, Sen, U, Dasgupta, J. | Deposit date: | 2014-05-29 | Release date: | 2014-07-16 | Last modified: | 2024-03-20 | Method: | X-RAY DIFFRACTION (2.559 Å) | Cite: | Unique ATPase site architecture triggers cis-mediated synchronized ATP binding in heptameric AAA+-ATPase domain of flagellar regulatory protein FlrC J.Biol.Chem., 290, 2015
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