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: | 2023-08-23 | 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: | 2023-08-23 | 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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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: | 2023-12-27 | 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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1O3W
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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: | 2023-08-23 | 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: | 2023-08-23 | 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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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: | 2023-12-27 | 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: | 2023-12-27 | 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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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: | 2023-08-09 | 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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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: | 2023-12-27 | 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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8GZ0
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1C8Q
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7EME
| Putative Leptospira interrogans recombinant L-amino acid oxidase | Descriptor: | FLAVIN-ADENINE DINUCLEOTIDE, NAD(P)/FAD-dependent oxidoreductase | Authors: | Vaigundan, D, Yuvaraj, I, Krishnaswamy, P.R, Sekar, K, Murthy, M.R.N, Sunita, P. | Deposit date: | 2021-04-13 | Release date: | 2021-08-18 | Last modified: | 2023-03-01 | Method: | X-RAY DIFFRACTION (1.78 Å) | Cite: | Structural characterization of a putative recombinant L-amino acid oxidase from Leptospira interrogans Curr.Sci., 123, 2022
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7WWN
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1UE1
| Crystal structure of the single-stranded dna-binding protein from mycobacterium tuberculosis | Descriptor: | Single-strand binding protein, ZINC ION | Authors: | Saikrishnan, K, Jeyakanthan, J, Venkatesh, J, Acharya, N, Sekar, K, Varshney, U, Vijayan, M, TB Structural Genomics Consortium (TBSGC) | Deposit date: | 2003-05-08 | Release date: | 2004-02-10 | Last modified: | 2023-12-27 | Method: | X-RAY DIFFRACTION (2.5 Å) | Cite: | Structure of Mycobacterium tuberculosis single-stranded DNA-binding protein. Variability in quaternary structure and its implications J.MOL.BIOL., 331, 2003
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4RZX
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4S2E
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4S35
| AMPPCP and TMP bound Crystal structure of thymidylate kinase (aq_969) from Aquifex Aeolicus VF5 | Descriptor: | 1,2-ETHANEDIOL, CHLORIDE ION, MAGNESIUM ION, ... | Authors: | Biswas, A, Jeyakanthan, J, Sekar, K, Kuramitsu, S, Yokoyama, S. | Deposit date: | 2015-01-26 | Release date: | 2016-01-27 | Last modified: | 2023-09-20 | Method: | X-RAY DIFFRACTION (1.55 Å) | Cite: | Structural studies of a hyperthermophilic thymidylate kinase enzyme reveal conformational substates along the reaction coordinate. Febs J., 284, 2017
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3A5U
| Promiscuity and specificity in DNA binding to SSB: Insights from the structure of the Mycobacterium smegmatis SSB-ssDNA complex | Descriptor: | DNA (31-MER), Single-stranded DNA-binding protein | Authors: | Kaushal, P.S, Manjunath, G.P, Sekar, K, Muniyappa, K, Vijayan, M. | Deposit date: | 2009-08-12 | Release date: | 2010-08-18 | Last modified: | 2023-11-01 | Method: | X-RAY DIFFRACTION (2.8 Å) | Cite: | Promiscuity and specificity in DNA binding to SSB: Insights from the structure of the Mycobacterium smegmatis SSB-ssDNA complex. To be Published, 2009
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7WRK
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7WWO
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3CPQ
| Crystal Structure of L30e a ribosomal protein from Methanocaldococcus jannaschii DSM2661 (MJ1044) | Descriptor: | 50S ribosomal protein L30e | Authors: | Jeyakanthan, J, Sarani, R, Mridula, P, Sekar, K, Kuramitsu, S, Yokoyama, S, RIKEN Structural Genomics/Proteomics Initiative (RSGI) | Deposit date: | 2008-04-01 | Release date: | 2009-04-07 | Last modified: | 2023-11-01 | Method: | X-RAY DIFFRACTION (1.9 Å) | Cite: | Crystal Structure of L30e a ribosomal protein from Methanocaldococcus jannaschii DSM2661 (MJ1044) To be Published
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3CQ2
| Structure of the DTDP-4-Keto-L-Rhamnose Reductase related protein (other form) from Thermus Thermophilus HB8 | Descriptor: | Putative uncharacterized protein TTHB138 | Authors: | Jeyakanthan, J, Kanaujia, S.P, Sekar, K, Satoh, S, Kitamura, Y, Ebihara, A, Chen, L, Liu, Z.J, Wang, B.C, Yokoyama, S, Kuramitsu, S, RIKEN Structural Genomics/Proteomics Initiative (RSGI) | Deposit date: | 2008-04-02 | Release date: | 2009-04-07 | Last modified: | 2023-11-15 | Method: | X-RAY DIFFRACTION (1.9 Å) | Cite: | Structure of the DTDP-4-Keto-L-Rhamnose Reductase related protein from Thermus Thermophilus HB8 To be Published
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3CQ3
| Structure of the DTDP-4-Keto-L-Rhamnose Reductase related protein (other form) from Thermus Thermophilus HB8 | Descriptor: | GLYCEROL, HEXAETHYLENE GLYCOL, MAGNESIUM ION, ... | Authors: | Jeyakanthan, J, Kanaujia, S.P, Sekar, K, Satoh, S, Kitamura, Y, Yokoyama, S, Kuramitsu, S, RIKEN Structural Genomics/Proteomics Initiative (RSGI) | Deposit date: | 2008-04-02 | Release date: | 2009-04-07 | Last modified: | 2023-11-15 | Method: | X-RAY DIFFRACTION (2.1 Å) | Cite: | Structure of the DTDP-4-Keto-L-Rhamnose Reductase related protein (other form) from Thermus Thermophilus HB8 To be Published
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5H4G
| Structure of PIN-domain protein (VapC4 toxin) from Pyrococcus horikoshii determined at 1.77 A resolution | Descriptor: | Ribonuclease VapC4, ZINC ION | Authors: | Biswas, A, Hatti, K, Srinivasan, N, Murthy, M.R.N, Sekar, K. | Deposit date: | 2016-10-31 | Release date: | 2016-11-23 | Last modified: | 2023-11-08 | Method: | X-RAY DIFFRACTION (1.77 Å) | Cite: | Structure determination of contaminant proteins using the MarathonMR procedure J. Struct. Biol., 197, 2017
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