2BAX
 
 | | Atomic Resolution Structure of the Double Mutant (K53,56M) of Bovine Pancreatic Phospholipase A2 | | Descriptor: | (4R)-2-METHYLPENTANE-2,4-DIOL, (4S)-2-METHYL-2,4-PENTANEDIOL, CALCIUM ION, ... | | Authors: | Sekar, K, Yogavel, M, Velmurugan, D, Dauter, Z, Dauter, M, Tsai, M.D. | | Deposit date: | 2005-10-15 | | Release date: | 2005-10-25 | | Last modified: | 2024-10-30 | | Method: | X-RAY DIFFRACTION (1.1 Å) | | Cite: | Atomic resolution (0.97 A) structure of the triple mutant (K53,56,121M) of bovine pancreatic phospholipase A2.
Acta Crystallogr.,Sect.F, 61, 2005
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2B96
 | | Third Calcium ion found in an inhibitor bound phospholipase A2 | | Descriptor: | 2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL, 4-METHOXYBENZOIC ACID, CALCIUM ION, ... | | Authors: | Sekar, K, Velmurugan, D, Yamane, T, Tsai, M.D. | | Deposit date: | 2005-10-11 | | Release date: | 2006-03-28 | | Last modified: | 2024-10-30 | | Method: | X-RAY DIFFRACTION (1.7 Å) | | Cite: | Third Calcium ion found in an inhibitor bound phospholipase A2
Acta Crystallogr.,Sect.D, 62, 2006
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1GH4
 | | Structure of the triple mutant (K56M, K120M, K121M) of phospholipase A2 | | Descriptor: | (4S)-2-METHYL-2,4-PENTANEDIOL, CALCIUM ION, PHOSPHOLIPASE A2 | | Authors: | Sekar, K, Velmurugan, D, Tsai, M.D. | | Deposit date: | 2000-11-09 | | Release date: | 2001-05-09 | | Last modified: | 2024-11-20 | | Method: | X-RAY DIFFRACTION (1.9 Å) | | Cite: | Observation of additional calcium ion in the crystal structure of the triple mutant K56,120,121M of bovine pancreatic phospholipase A2.
J.Mol.Biol., 324, 2002
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1C74
 | | Structure of the double mutant (K53,56M) of phospholipase A2 | | Descriptor: | CALCIUM ION, PHOSPHOLIPASE A2 | | Authors: | Sekar, K, Tsai, M.D, Jain, M.K, Ramakumar, S. | | Deposit date: | 2000-01-22 | | Release date: | 2000-07-22 | | Last modified: | 2024-10-09 | | Method: | X-RAY DIFFRACTION (1.9 Å) | | Cite: | Structural basis of the anionic interface preference and k*cat activation of pancreatic phospholipase A2.
Biochemistry, 39, 2000
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2BCH
 | | A possible of Second calcium ion in interfacial binding: Atomic and Medium resolution crystal structures of the quadruple mutant of phospholipase A2 | | Descriptor: | (4S)-2-METHYL-2,4-PENTANEDIOL, CALCIUM ION, CHLORIDE ION, ... | | Authors: | Sekar, K, Yogavel, M, Velmurugan, D, Poi, M.J, Dauter, Z, Tsai, M.D. | | Deposit date: | 2005-10-19 | | Release date: | 2006-07-04 | | Last modified: | 2024-11-20 | | Method: | X-RAY DIFFRACTION (1.1 Å) | | Cite: | Suggestive evidence for the involvement of the second calcium and surface loop in interfacial binding: monoclinic and trigonal crystal structures of a quadruple mutant of phospholipase A(2).
Acta Crystallogr.,Sect.D, 62, 2006
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2BD1
 | | A possible role of the second calcium ion in interfacial binding: Atomic and medium resolution crystal structures of the quadruple mutant of phospholipase A2 | | Descriptor: | (4S)-2-METHYL-2,4-PENTANEDIOL, CALCIUM ION, Phospholipase A2 | | Authors: | Sekar, K, Velmurugan, D, Tsai, M.D. | | Deposit date: | 2005-10-19 | | Release date: | 2006-07-04 | | Last modified: | 2024-10-30 | | Method: | X-RAY DIFFRACTION (1.9 Å) | | Cite: | Suggestive evidence for the involvement of the second calcium and surface loop in interfacial binding: monoclinic and trigonal crystal structures of a quadruple mutant of phospholipase A(2).
Acta Crystallogr.,Sect.D, 62, 2006
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1O3W
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1O2E
 | | Structure of the triple mutant (K53,56,120M) + Anisic acid complex of phospholipase A2 | | Descriptor: | 4-METHOXYBENZOIC ACID, CALCIUM ION, Phospholipase A2 | | Authors: | Sekar, K, Velmurugan, D, Tsai, M.D. | | Deposit date: | 2003-03-05 | | Release date: | 2003-09-09 | | Last modified: | 2024-10-09 | | Method: | X-RAY DIFFRACTION (2.6 Å) | | Cite: | Crystal structures of the free and anisic acid bound triple mutant of phospholipase A2.
J.Mol.Biol., 333, 2003
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1VL9
 | | Atomic resolution (0.97A) structure of the triple mutant (K53,56,121M) of bovine pancreatic phospholipase A2 | | Descriptor: | (4R)-2-METHYLPENTANE-2,4-DIOL, (4S)-2-METHYL-2,4-PENTANEDIOL, CALCIUM ION, ... | | Authors: | Sekar, K, Velmurugan, D, Rajakannan, V, Gayathri, D, Poi, M.-J, Tsai, M.-D, Dauter, M, Dauter, Z. | | Deposit date: | 2004-07-15 | | Release date: | 2004-10-19 | | Last modified: | 2024-11-13 | | Method: | X-RAY DIFFRACTION (0.97 Å) | | Cite: | Atomic resolution (0.97 A) structure of the triple mutant (K53,56,121M) of bovine pancreatic phospholipase A2.
Acta Crystallogr.,Sect.F, 61, 2005
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1VKQ
 | | A re-determination of the structure of the triple mutant (K53,56,120M) of phospholipase A2 at 1.6A resolution using sulphur-SAS at 1.54A wavelength | | Descriptor: | (4S)-2-METHYL-2,4-PENTANEDIOL, CALCIUM ION, CHLORIDE ION, ... | | Authors: | Sekar, K, Velmurugan, D, Rajakannan, V, Yamane, T, Dauter, M, Dauter, Z. | | Deposit date: | 2004-06-12 | | Release date: | 2004-08-31 | | Last modified: | 2024-11-20 | | Method: | X-RAY DIFFRACTION (1.6 Å) | | Cite: | A redetermination of the structure of the triple mutant (K53,56,120M) of phospholipase A2 at 1.6 A resolution using sulfur-SAS at 1.54 A wavelength.
Acta Crystallogr.,Sect.D, 60, 2004
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6G7G
 | | Structure of SPH (Self-Incompatibility Protein Homologue) proteins, a widespread family of small, highly stable, secreted proteins from plants | | Descriptor: | S-protein homolog 15 | | Authors: | Rajasekar, K.V, Coulthard, R.J, Ride, J.P, Ji, S, Winn, P.J, Wheeler, M.P, Hyde, E.I, Smith, L.J. | | Deposit date: | 2018-04-06 | | Release date: | 2019-03-06 | | Last modified: | 2024-11-13 | | Method: | SOLUTION NMR | | Cite: | Structure of SPH (self-incompatibility protein homologue) proteins: a widespread family of small, highly stable, secreted proteins.
Biochem.J., 476, 2019
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2JB7
 | | PAE2307 with AMP | | Descriptor: | 4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACID, ACETATE ION, ADENOSINE MONOPHOSPHATE, ... | | Authors: | Rajasekaran, K, Lott, J.S, Johnston, J.M. | | Deposit date: | 2006-12-04 | | Release date: | 2008-08-05 | | Last modified: | 2023-12-13 | | Method: | X-RAY DIFFRACTION (1.65 Å) | | Cite: | Pae2307 a Phosphotransferase
To be Published
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6KC2
 | | Crystal Structure of Lectin from Pleurotus ostreatus in complex with Rhamnose | | Descriptor: | 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose, CALCIUM ION, Lectin, ... | | Authors: | Gunasekaran, K, Pletnev, S, Luo, Z, Vajravijayan, S, Nandhagopal, N. | | Deposit date: | 2019-06-26 | | Release date: | 2020-08-05 | | Last modified: | 2024-11-13 | | Method: | X-RAY DIFFRACTION (2.246 Å) | | Cite: | Crystallographic and calorimetric analysis on Pleurotus ostreatus lectin and its sugar complexes - promiscuous binding driven by geometry.
Int.J.Biol.Macromol., 152, 2020
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2N5G
 | | NMR structure of KorA, a plasmid-encoded, global transcription regulator KorA | | Descriptor: | TrfB transcriptional repressor protein | | Authors: | Rajasekar, K.V, Lovering, A.L, Dancea, F.V, Scott, D.J, Harris, S, Bingle, L.E, Roessle, M, Thomas, C.M, Hyde, E.I, White, S.A. | | Deposit date: | 2015-07-17 | | Release date: | 2016-07-20 | | Last modified: | 2024-05-15 | | Method: | SOLUTION NMR | | Cite: | Flexibility of KorA, a plasmid-encoded, global transcription regulator, in the presence and the absence of its operator.
Nucleic Acids Res., 44, 2016
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2MBG
 | | Rlip76 (gap-gbd) | | Descriptor: | RalA-binding protein 1 | | Authors: | Rajasekar, K.V, Campbell, L.J, Nietlispach, D, Owen, D, Mott, H.R. | | Deposit date: | 2013-07-30 | | Release date: | 2013-12-04 | | Last modified: | 2024-05-15 | | Method: | SOLUTION NMR | | Cite: | The Structure of the RLIP76 RhoGAP-Ral Binding Domain Dyad: Fixed Position of the Domains Leads to Dual Engagement of Small G Proteins at the Membrane.
Structure, 21, 2013
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9K2N
 | | Crystal structure of Glutamine Synthetase-apo | | Descriptor: | 1,2-ETHANEDIOL, GLYCEROL, Glutamine synthetase, ... | | Authors: | Chandrasekaran, P, Killivalavan, A, Vaigundan, D, Yuvaraj, I, Manju, B, Sekar, K. | | Deposit date: | 2024-10-17 | | Release date: | 2025-03-19 | | Method: | X-RAY DIFFRACTION (3.4 Å) | | Cite: | Structure of glutamine synthetase from ESKAPE pathogen Acinetobacter
baumannii
To Be Published
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7WWN
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7WWO
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8GZ0
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7WRK
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2ZP3
 | | Carboxylic ester hydrolase, single mutant d49n of bovine pancreatic pla2 enzyme | | Descriptor: | (4R)-2-METHYLPENTANE-2,4-DIOL, 2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL, CALCIUM ION, ... | | Authors: | Kanaujia, S.P, Sekar, K. | | Deposit date: | 2008-06-27 | | Release date: | 2008-11-04 | | Last modified: | 2024-10-23 | | Method: | X-RAY DIFFRACTION (1.9 Å) | | Cite: | Structures and molecular-dynamics studies of three active-site mutants of bovine pancreatic phospholipase A(2)
Acta Crystallogr.,Sect.D, 64, 2008
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2ZP5
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2ZP4
 | | Carboxylic ester hydrolase, single mutant h48n of bovine pancreatic pla2 enzyme | | Descriptor: | (4R)-2-METHYLPENTANE-2,4-DIOL, CALCIUM ION, CHLORIDE ION, ... | | Authors: | Kanaujia, S.P, Sekar, K. | | Deposit date: | 2008-06-27 | | Release date: | 2008-11-04 | | Last modified: | 2024-10-30 | | Method: | X-RAY DIFFRACTION (1.9 Å) | | Cite: | Structures and molecular-dynamics studies of three active-site mutants of bovine pancreatic phospholipase A(2)
Acta Crystallogr.,Sect.D, 64, 2008
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2PCL
 | | Crystal structure of ABC transporter with complex (aq_297) from aquifex aeolicus VF5 | | Descriptor: | 1,2-ETHANEDIOL, Lipoprotein-releasing system ATP-binding protein lolD, MAGNESIUM ION, ... | | Authors: | Jeyakanthan, J, Kanaujia, S.P, Rafi, Z.A, Sekar, K, Ebihara, A, Nakagawa, N, Kuramitsu, S, Shinkai, A, Shiro, Y, Yokoyama, S, RIKEN Structural Genomics/Proteomics Initiative (RSGI) | | Deposit date: | 2007-03-30 | | Release date: | 2007-10-02 | | Last modified: | 2023-10-25 | | Method: | X-RAY DIFFRACTION (1.7 Å) | | Cite: | Crystal structure of ABC transporter with complex (aq_297) from aquifex aeolicus VF5
To be Published
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474D
 | | A NOVEL END-TO-END BINDING OF TWO NETROPSINS TO THE DNA DECAMER D(CCCCCIIIII)2 | | Descriptor: | DNA (5'-D(*CP*CP*CP*(CBR)P*CP*IP*IP*IP*IP*I)-3'), NETROPSIN | | Authors: | Chen, X, Rao, S.T, Sekar, K, Sundaralingam, M. | | Deposit date: | 1998-01-14 | | Release date: | 1998-12-02 | | Last modified: | 2024-02-28 | | Method: | X-RAY DIFFRACTION (2.4 Å) | | Cite: | A novel end-to-end binding of two netropsins to the DNA decamers d(CCCCCIIIII)2, d(CCCBr5CCIIIII)2and d(CBr5CCCCIIIII)2.
Nucleic Acids Res., 26, 1998
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