Total Number of Publications : 154

Year 2012
  1. Role of invariant water molecules and water mediated ionic interactions in D-xylose isomerase from Streptomyces rubiginosus
    V. Dhanasekaran, D. Velmurugan, Shankar Prasad Kanaujia and K. Sekar
    J. BIOMOL. STRUCT. DYN. (IN PRESS).

  2. AS3P: A fast Algorithm to Search Structurally Similar Proteins
    S. Rohit, R. Akshaya, R. Sabarinathan, M.Kirti Vaishnavi, D. Sherlin, M. Gurusaran and K. Sekar
    COMMUNICATIONS IN COMPUTER AND INFORMATION SCIENCE (IN PRESS).

  3. Homopeptide Repeats: Implications in protein structure, function and evolution
    M. Uthayakumar, B. Benazir, Sanjeev Patra, M. Kirti Vaishnavi, M. Gurusaran, K. Sureka, J. Jeyakanthan and
    K. Sekar
    GENOMICS, PROTEOMICS AND BIOINFORMATICS (IN PRESS).

  4. Fragment Finder 2.0: A computing server to identify structurally similar fragments
    R. Nagarajan, S. Siva Balan, R. Sabarinathan, M. Kirti Vaishnavi and K. Sekar
    J. APPL. CRYST. (2012). 45, 332-334.

  5. SMS-2.0: An updated database to study the structural plasticity of short peptide fragments in non-redundant proteins
    Dheeraj Ravella, M. Uthayakumar, D. Sherlin, M. Shankar, Kirti Vaishnavi M and K. Sekar
    GENOMICS, PROTEOMICS AND BIOINFORMATICS (2012). 10(1), 44-50.  

  6. Transmembrane Domains
    T. Ramasarma, N.V. Joshi, K. Sekar, M. Uthayakumar and D. Sherlin
    ENCYCLOPEDIA OF LIFE SCIENCES (IN PRESS).

  7. A new pentameric structure of rotavirus NSP4 revealed by molecular replacement
    Anita R. Chacko, J. Jeyakanthan, G. Ueno, K. Sekar, C.Durga Rao, Eleanor J. Dodson, Kaza Suguna and Randy J. Read
    ACTA CRYST. (2012). D68, 57-61.

  8. Sequence-structure similarity: Do sequentially identical peptide fragments have similar three-dimensional structures?
    M. Uthayakumar, Sanjeev Patra, R. Nagarajan and K. Sekar
    CURR. BIOINFORMATICS (IN PRESS).

Year 2011
  1. A Novel Pentameric Structure of the Diarrhea-inducing Region of the Rotavirus Enterotoxigenic Protein NSP4
    ( JVI00349-11 Version 2 )
    Anita R. Chacko, Mohammed Arifullah, Narayan P. Sastri, Jeyaraman Jeyakanthan, Go Ueno, K. Sekar, Randy J. Read, Eleanor J. Dodson, Durga C. Rao and Kaza Suguna.
    JOURNAL OF VIROLOGY (2011). 85(23), 12721-12732.

  2. Junker: An Intergenic Explorer for Bacterial genomes
    Jayavel Sridhar, Radhakrishnan Sabarinathan, Shanmugam Siva Balan, Ziauddin Ahamed Rafi, Paramasamy Gunasekaran and K. Sekar
    GENOMICS, PROTEOMICS AND BIOINFORMATICS (2011). 9(4-5), 179-182.  

  3. Structural analysis of NADPH depleted bovine liver catalase and its inhibitor complexes
    Ragumani Sugadev, M.N.Ponnuswamy and K. Sekar
    INT J BIOCHEM MOL BIOL (2011). 2(1), 67-77.  

  4. Water-mediated ionic interactions in protein structures
    R. Sabarinathan, K. Aishwarya, R. Sarani, M. Kirti Vaishnavi and K. Sekar
    J. BIOSCIENCES (2011). 36(2), 253-263.   

  5. Structural Biology of M. tuberculosis Proteins: The Indian Efforts
    Ashish Arora, Nagasuma R. Chandra, Amit Das, Balasubramanian Gopal, Shekhar C. Mande, Balaji Prakash, Ravishankar Ramachandran, Rajan Sankaranarayanan, K. Sekar, Kaza Suguna, Anil K. Tyagi and Mamannamana Vijayan
    TUBERCULOSIS RESEARCH (2011). 91(5), 456-468   

  6. RPS: Repeats in Protein Sequences
    K.H. Venkatesh, M. Uthayakumar, M. Kirti Vaishnavi, R. Senthilkumar, M. Shankar, C. Archana, S. Sathya Priya and K. Sekar
    J. APPL. CRYST. (2011). 44, 647-650.

  7. BSSB: Blast Server for Structural Biologists
    M. Uthayakumar, G. Sowmiya, R. Sabarinathan, N.A. Udaya Prakash, M. Kirti Vaishnavi and K. Sekar
    J. APPL. CRYST. (2011). 44, 651-654.

  8. Crystal structures, dynamics and functional implications of molybdenum cofactor biosynthesis protein MogA from two thermophilic organisms
    Shankar Prasad Kanaujia, Jeyaraman Jeyakanthan, Akeo Shinkai, Seiki Kuramitsu, Shigeyuki Yokoyama and  K. Sekar
    ACTA F CRYST. (2011). F67, 2-16   

Year 2010
  1. An Algorithm to find all identical motifs in multiple biological sequences
    Ashish Kishor Bindal, R. Sabarinathan, J. Sridhar, D. Sherlin and K. Sekar
    LECTURES NOTES IN BIOINFORMATICS (2010). 6282, 137-148.

  2. sRNAscanner: A computational tool for intergenic small RNA detection in bacterial genomes
    J. Sridhar, S. Narmada, R. Sabarinathan, H-Y. Ou, Z. Deng, K. Sekar, Z.A. Rafi and K. Rajakumar
    PLoS ONE (2010). 5(8), e11970.  

  3. Crystal structures of apo and GTP-bound molybdenum cofactor biosynthesis protein MoaC from Thermus thermophilus HB8
    Shankar Prasad Kanaujia, Jeyaraman Jeyakanthan, Noriko Nakagawa, Sathyaramya Balasubramaniam, Akeo Shinkai, Seiki Kuramitsu, Shigeyuki Yokoyama and K. Sekar
    ACTA CRYST. (2010). D66, 821-833.  

  4. Evolution, homology conservation and identification of unique sequence signatures in GH19 family chitinases
    N.A. Udaya Prakash, M. Jayanthi, R. Sabarinathan, P. Kangueane, Lazar Mathew and K. Sekar
    J. MOL. EVOL (2010). 70(5), 466-478.  

  5. An Algorithm to find distant repeats in a pair of protein sequences
    R. Sabarinathan, Nirjhar Banerjee, N.Balakrishnan and K. Sekar
    PATTERN RECOGNITION LETTERS (2010). 31, 2161-2169.

  6. ProSTRIP: A method to find similar structural repeats in three-dimensional protein structures
    R. Sabarinathan, Raunak Basu and K. Sekar
    COMPUT. BIO. CHEM. (2010). 34(2), 126-130.  

  7. Recognition of active and inactive catalytic triads: A template based approach
    Vikas Gupta, N.A. Udaya prakash, V. Lakshmi, R. Boopathy, J. Jeyakanthan, D. Velmurugan and K. Sekar INT. J. BIO. MACROMOLECULES (2010). 46, 317-323.  

  8. PsRNA: A computing engine for comparative identification of Putative Small RNA locations within the Intergenic Regions
    J.Sridhar, G.Sowmiya, Z.A.Rafi and K. Sekar
    GENOMICS, PROTEOMICS AND BIOINFORMATICS (2010). 8(2), 127-134.   

  9. Cloning, expression, purification, crystallization and preliminary X-ray crystallographic study of the putative SAICAR synthetase (PH0239) from Pyrococcus horikoshii OT3
    Kavyashree Manjunath, Jeyaraman Jeyakanthan, Noriko Nakagawa, Akeo Shinkai, Masato Yoshimura, Seiki Kuramitsu, Shigeyuki Yokoyama and K. Sekar
    ACTA CRYST. (2010). F66, 180-183.  

  10. FAIR: A server for internal sequence repeats
    R. Senthilkumar, R. Sabarinathan, B. Shaahul Hameed, Nirjhar Banerjee, N.Chidambarathanu, R. Karthi  and     K. Sekar
    BIOINFORMATION (2010). 4(7), 271-275.   

  11. Free and ATP-bound structures of Ap4A hydrolase from Aquifex aeolicus V5
    Jeyaraman Jeyakanthan, Shankar Prasad Kanaujia, Yuya Nishida, Noriko Nakagawa, S.Praveen ,Akeo Shinkai, Seiki Kuramitsu, Shigeyuki Yokoyama and K. Sekar
    ACTA CRYST. (2010). D66, 116-124.  

  12. SSMBS: A web server to locate Sequentially Separated Motifs in Biological Sequences
    Chetan Kumar and K. Sekar
    J. APPL. CRYST. (2010). 43, 203-205.

  13. MLDB: Macromolecule Ligand DataBase
    Saravanan S.E, Karthi R, Sathish K, Kokila K, Sabarinathan R and K. Sekar
    J. APPL. CRYST. (2010). 43, 200-202.

  14. MIPS: Metal Interactions in Protein Structures
    Hemavathi K, Kalaivani Mani, UdayaKumar A, Sowmiya Govindaraj, Jeyakanthan Jeyaraman and K. Sekar
    J. APPL. CRYST. (2010). 43, 196-199.

Year 2009
  1. An Algorithm to find similar internal sequence repeats
    Nirjhar Banerjee, N.Chidambarathanu, R.Sabarinathan, Daliah Michael, C.Vasuki Ranjani, N.Balakrishnan and   K. Sekar
    CURR. SCIENCE (2009). 97(9), 1345-1349.

  2. Computer-aided drug design of pyranopyrazoles and related compounds for checkpoint kinase-1
    Rahul Ramtekkar, Kandhasamy Kumarvel, Gnanasambandam Vasuki, K. Sekar and R.Krishna
    LETTERS IN DRUG DESIGN and DISCOVERY (2009). 6, 579-584.

  3. BSDD-2.0: Biomolecules Segment Display Device - An updated web accessible computing resource
    Sanjeev Kumar, S.Praveen, R.Karthi, R.Sabarinathan, M.Kalaivani, S.Sathiyamoorthy, K. Sekar
    CURR. SCIENCE (2009). 97(1), 28-32.

  4. Structure, dynamics and interactions of jacalin. Insights from molecular dynamics simulations examined in conjunction with results of X-ray studies
    Alok Sharma, K. Sekar and M.Vijayan.
    PROTEINS: STRUCTURE, FUNCTION, BIOINFORMATICS (2009). 77, 760-777.   

  5. An insight to the dynamics of conserved water molecular triad in IMPDH II (Human): Recognition of cofactor and substrate to catalytic Arg 322
    Hridoy R Bairagya, Bishnu P. Mukhopadhyay and K. Sekar.
    J. BIO. MOL. STR. and DYNAMICS (2009). 27(2), 149-158.  

  6. CsrA interacting small RNAs in Haemophilus spp genomes: A theoretical analysis
    J. Sridhar, K. Sekar and Z.A. Rafi.
    ARCH. MICROBIO. (2009). 191, 451-459.  

  7. Effect of disulfide bonds in antifungal peptide from Petunia hybrida: A molecular dynamics study
    M. Jayanthi, N.A Udaya Prakash, P.Kangueane, Z.A.Rafi and K. Sekar.
    THE OPEN STRUCTURAL BIOLOGY JOURNAL(2009). 3, 84-93.

  8. Influence of disulfide bonds on the conformation of the antifungal protein from Eucommia Ulmoides Oliver
    M. Jayanthi, P.Kangueane, N.A Udaya Prakash, D.V. Anupama Jigisha and K. Sekar.
    THE OPEN STRUCTURAL BIOLOGY JOURNAL(2009). 3, 94-103.

  9. CSSP (Consensus Secondary Structure Prediction): A web-based server for structural biologists
    Ankit Gupta, Avnish Deshpande, Janardhan Kumar Amburi, Radhakrishnan Sabarinathan, Ramaswamy Senthilkumar and K. Sekar.
    J. APPL. CRYST. (2009). 42, 336-338.

  10. Conserved water-mediated H-bonding dynamics of catalytic Asn 175 in Plant thiol protease
    Tapas K.Nandi, Hridoy R.Bairagya, Bishnu P.Mukhopadhyay, K. Sekar, Dipankar Sukul and Asim.k. Bera.
    J. BIOSCIENCES (2009). 34(1), 27-34.  

  11. Large cryptic internal sequence repeats in protein structures from Homo sapiens
    R.Sarani, N.A. Udayaprakash, R.Subashini, P.Mridula, T.Yamane and K. Sekar.
    J. BIOSCIENCES (2009). 34(1), 103-112.  

  12. Conserved water mediated H-bonding dynamics of inhibitor, cofactor, Asp 364 and Asn 303 in Human IMPDH II
    Hridoy R Bairagya, Bishnu P. Mukhopadhyay and K. Sekar.
    J. BIO. MOL. STR. and DYNAMICS (2009). 26(4), 497-507.  

  13. Structural and functional role of water molecules in bovine pancreatic phospholipase A2: A data-mining approach
    Shankar Prasad Kanaujia and K. Sekar.
    ACTA CRYST. (2009). D65, 74-84.   

Year 2008
  1. Observation of a calcium-binding site in the gamma-class carbonic anhydrase from Pyrococcus Horikoshii
    Jeyaraman Jeyakanthan, Sarani Rangarajan, P. Mridula, Shankar Prasad Kanaujia, Yoshitsugu Shiro, Seiki Kuramitsu, Shigeyuki Yokoyama and K. Sekar.
    ACTA CRYST. (2008). D64, 1012-1019.  

  2. Algorithm to find distant repeats in a single protein sequence
    Nirjhar Banerjee, R.Sarani, C.Vasuki Ranjani, G.Sowmiya, Dailah Michael, N.Balakrishnan and K. Sekar.
    BIOINFORMATION (2008), 3(1), 28-32.  

  3. Structures and molecular-dynamics studies of three active site mutants of bovine pancreatic phospholipase A2
    Shankar Prasad Kanaujia and K. Sekar.
    ACTA CRYST. (2008). D64, 1003-1011.  

  4. WAP (2.0) : An updated computing and visualization server for water molecules
    S. Praveen, J. Ramesh, P. Sivasankari, G. Sowmiya and K. Sekar.
    J. APPL. CRYST. (2008). 41, 952-954.

  5. An Algorithm to find all identical internal sequence repeats
    Nirjhar Banerjee, N. Chidambarathanu, Daliah Michael, N. Balakrishnan and K. Sekar.
    CURR. SCIENCE (2008). 95(2), 188-195.

  6. A Method to find Sequentially Separated Motifs in Biological sequences (SSMBS)
    Chetan Kumar, Nishith Kumar, R.Sarani, N.Balakrishnan and K. Sekar.
    LECTURES NOTES IN BIOINFORMATICS (2008). 5265, 13-27.

  7. Role of water molucules and ion pairs in Dps and related ferritin-like structures
    C.Vasuki Ranjani, Sarani Rangarajan, Daliah Michael, S.Roy and K. Sekar.
    INT . J . BIOL. MACROMOLECULES (2008) 43(4), 333-338.  

  8. Crystallization and preliminary crystallographic studies of L30e, a ribosomal protein from Methanocaldococcus jannaschii (MJ1044)
    R. Sarani, J. Jeyakanthan, P. Mridula, K. Sakamoto, Y. Kitamura, Y. Agari, A. Shinkai, A. Ebihara, S. Kuramitsu, S.Yokoyama and K. Sekar.
    ACTA CRYST. (2008). F64, 102-104.  

  9. RPMS : Ramachandran Plot for Multiple Structures
    K.Gopalakrishnan, S. Saravanan, R. Sarani and K. Sekar.
    J. APPL. CRYST. (2008). 41, 219-221.

Year 2007
  1. Ramachandran Plot on the web 2.0
    K.Gopalakrishnan, G.Sowmiya, S.S.Sheik and K. Sekar.
    PROTEIN AND PEPTIDE LETTERS (2007). 14(7), 669-671.  

  2. Structure and carbohydrate specificity of ß-prism I fold lectins
    K. Sekar, A.Surolia and M.Vijayan.
    GLYCOBIOLOGY (2007). 150-159.

  3. Evolutionary insights from suffix array based genome sequence analysis
    P.Poddar, N.Chandra, M.Ganapathiraju, K. Sekar, J.Klein-Seetharaman, R.Reddy and N.Balakrishnan.
    J. BIOSCIENCES (2007). 32(5), 871-881.  

  4. Conformation Angles Database (CADB-3.0)
    K.Gopalakrishnan, S.S.Sheik, C.Vasuki Ranjani, A.Udayakumar and K. Sekar.
    PROTEIN AND PEPTIDE LETTERS (2007). 14(7), 665-668.   

  5. Role of N and C- terminal tails in DNA binding and assembly in Dps: Structural studies of Mycobacterium smegmatis Dps deletion mutants
    S.Roy, R.Saraswathi, S.Gupta, K. Sekar, D.Chatterji and M.Vijayan.
    J. MOL. BIO. (2007). 370, 752-767.  

  6. PSAP : Protein Structure Analysis Package
    B.Balamurugan, M.N.A.Md.Roshan, B.Shaahul Hameed, K.Sumathi, R.Senthil Kumar, A.Udayakumar, K.H.Venkatesh Babu, M.Kalaivani, G.Sowmiya, P.Sivasankari, S.Saravanan, C.Vasuki Ranjani, K.Gopalakrishnan, K.N.Selvakumar, M.Jaikumar, T.Brindha, Daliah Michael and K. Sekar.
    J. APPL. CRYST. (2007). 40, 773-777.

  7. Ion-pairs in non-redundant protein structures
    B.A.Gowri Shankar, R.Sarani, Daliah Michael, P.Mridula, C.Vasuki Ranjani, G.Sowmiya, B.Vasundhar, P.Sudha, J.Jeyakanthan, D.Velmurugan and K. Sekar.
    J. BIOSCIENCES (2007). 32(4), 693-704.  

  8. Preliminary X-ray crystallographic study of glucose dehydrogenase from Thermus thermophilus HB8
    Shankar Prasad Kanaujia, Chellamuthu Vasuki Ranjani, Jeyaraman Jeyakanthan, Masami Nishida, Yoshiaki Kitamura, Seiki Baba, Akio Ebihara, Nobutaka Shimizu, Noriko Nakagawa, Akeo Shinkai, Masaki Yamamoto, Seiki Kuramitsu, Yoshitsugu Shiro, K. Sekar and Shigeyuki Yokoyama.
    ACTA CRYST. (2007). F63, 446-448.  

  9. Structural biology of recombinant bovine pancreatic phospholipase A2 and its inhibitor complexes
    K. Sekar.
    CURRENT TOPICS IN MEDICINAL CHEMISTRY (2007). 7(8), 779-785  

  10. Cloning, expression, purification, crystallization and preliminary X-ray crystallographic study of molybdopterin synthase from Thermus thermophilus HB8
    Shankar Prasad Kanaujia, Chellamuthu Vasuki Ranjani, Jeyaraman Jeyakanthan, Miwa Ohmori, Kazuko Agari, Yoshiaki Kitamura, Seiki Baba, Akio Ebihara, Akeo Shinkai, Seiki Kuramitsu, Yoshitsugu Shiro, K. Sekar and Shigeyuki Yokoyama.
    ACTA CRYST. (2007). F63, 324-326.  

  11. Cloning, expression, purification, crystallization and preliminary X-ray crystallographic study of DHNA synthetase from Geobacillus kaustophilus
    Shankar Prasad Kanaujia, Chellamuthu Vasuki Ranjani, Jeyaraman Jeyakanthan, Seiki Baba, Chizu Kuroishi, Akio Ebihara, Akeo Shinkai, Seiki Kuramitsu, Yoshitsugu Shiro, K. Sekar and Shigeyuki Yokoyama.
    ACTA CRYST. (2007). F63, 103-105.  

  12. BioSuite: A comprehensive bioinformatics software package (A unique industry-academia collaboration)
    M.Vidyasagar et. al, K. Sekar and et. al.
    CURR. SCIENCE (2007). 92(1), 29-38.

  13. Crystallization and preliminary crystallographic analysis of molybdenum cofactor biosynthesis protein C from Thermus thermophilus
    Shankar Prasad Kanaujia, Chellamuthu Vasuki Ranjani, Jayaraman Jeyakanthan, Seiki Baba, Lirong Chen, Zhi-Jie Liu, Bi-Cheng Wang, Masami Nishida, Akio Ebihara, Akeo Shinkai, Seiki Kuramistu, Yoshitsugu Shiro, K. Sekar and Shigeyuki Yokoyama.
    ACTA CRYST. (2007). F63, 27-29.  

Year 2006
  1. SMS: Sequence, Motif and Structure - A database on the structural rigidity of peptide fragments in non-redundant proteins
    B. Balamurugan, M.N.A.Md. Roshan, Daliah Michael, M. Ambaree, S. Divya, H. Keerthana, M. Seemanthini and   K. Sekar.
    IN SILICO BIOLOGY (2006). 6(3), 229-235.  

  2. 3dSS: 3D Structural Superposition
    K.Sumathi, P.Ananthalakshmi, M.N.A.Md.Roshan and K. Sekar.
    NUCL. ACIDS RES. (2006). 34, W128-W134.   

  3. TVSBS: A fast exact pattern matching algorithm for biological sequences
    Rahul Thathoo, Ashish Virmani, S.Sai Lakshmi, N.Balakrishnan and K. Sekar.
    CURR. SCIENCE (2006). 91(1), 47-53.

  4. 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 A2
    K. Sekar, M.Yogavel, Shankar Prasad Kanaujia, Alok Sharma, D.Velmurugan, M.-J.Poi, Z.Dauter and M.-D.Tsai.f
    ACTA CRYST. (2006). D62, 717-724.  

  5. Artificial life and living systems: Insight into artificial Life and its implications in life science research
    S.Guruprasad and K. Sekar.
    BIOINFORMATION (2006). 1(4), 139-140.  

  6. Ab initio structure determination of the triple mutant (K53,56,121M) of bovine pancreatic phospholipase A2 at atomic and high resolution using ACORN
    D.Velmurugan, V.Rajakannan, D.Gayathri, S.Banumathi, T.Yamane, Z.Dauter, M.Dauter and K. Sekar.
    CURR. SCIENCE (2006). 90(8), 1091-1099.

  7. Third calcium ion found in an inhibitor bound phospholipase A2
    K. Sekar, D.Gayathri, D.Velmurugan, J.Jeyakanthan, T.Yamane, M.-J.Poi and M.-D.Tsai
    ACTA CRYST. (2006). D62, 392-397.  

  8. Interaction of water molecules in non-identical protein structures
    J.Jeyalakshmi, P.Mridula, S.Vaijayanthimala, D.Velmurugan and K. Sekar.
    IND. J. CHEM (2006). 45A, 159-162.

  9. Atomic resolution structure of the double mutant (K53,56M) of bovine pancreatic phospholipase A2
    K. Sekar, M.Yogavel, D.Gayathri, D.Velmurugan, R.Krishna, M.-J.Poi, Z.Dauter, M.Dauter and M.D.Tsai
    ACTA CRYST. (2006). F62, 1-5.   

Year 2005
  1. Unusual sugar specifcity of banana lectin from Musa Paradisiaca and its probable evolutionary origin. Crystallographic and modelling studies .
    D.D.Singh, K.Saikrishnan, P.Kumar, A.Surolia, K. Sekar and M.Vijayan.
    GLYCOBIOLOGY (2005). 15(10), 1025-1032.   

  2. PSST-2.0 : Protein data bank Sequence Search Tool
    P.Ananthalakshmi, K.Samaya Mohan, C.Chockalingam, C.Mayilarasi and K. Sekar.
    APPL. BIOINFO. (2005). 4(2), 141-145.  

  3. Analysis of string-searching algorithms on biological sequence databases
    S.S.Sheik, Sumit K.Aggarwal, A.Poddar, B.Sathiyabhama, N.Balakrishnan and K. Sekar.
    CURR. SCIENCE (2005). 89(2), 368-374.

  4. Structure of Mycobacterium smegmatis single-stranded DNA-binding protein and a comparative study involving homologus SSBs. Biological implications of structural plasticity and variability in quaternary association.
    K.Saikrishnan, G.P.Manjunath, Pawan Singh, J.Jeyakanthan, Z.Dauter, K. Sekar,K.Muniyappa and M.Vijayan.
    ACTA CRYST. (2005). D61, 1140-1148.   

  5. CADB - 2.0: Conformation Angles DataBase
    K.Samaya Mohan, S.S.Sheik, J.Ramesh, B.Balamurugan, M.Jeyasimhan,C.Mayilarasi and K. Sekar.
    ACTA CRYST. (2005). D61, 637-639.   

  6. SSEP - 2.0: Secondary Structural Elements of Proteins
    B.Balamurugan, K.Samaya Mohan, J.Ramesh, M.N.A.Md.Roshan,K.Sumathi and K. Sekar.
    ACTA CRYST. (2005). D61, 634-636.   

  7. Structural basis for the energetics of jacalin - sugar interactions:Promiscuity versus specificity
    A.A.Jeyaprakash, G.Jayashree, S.K.Mahanta, C.P.Swaminathan, K. Sekar, A.Surolia and M.Vijayan
    J. MOL. BIOL. (2005). 347(1), 181-188.  

  8. Fragment Finder: A web-based software to identify similar three-dimensional structural motif
    P.Ananthalakshmi, Ch.Kirankumar, M.Jeyasimhan, K.Sumathi and K. Sekar.
    NUCL. ACIDS RES. (2005). 33, W85-W88.  

  9. Atomic resolution (0.97Å) structure of the triple mutant (K53, 56, 121M) of bovine pancreatic phospholipase A2
    K. Sekar, V.Rajakannan, D.Gayathri, D.Velmurugan, M.-J.Poi, M.Dauter, Z.Dauter and M.-D.Tsai
    ACTA CRYST. (2005). F61, 3-7.  

Year 2004
  1. Purification, crystallization and Preliminary X-ray structure analysis of the banana lectin from Musa paradisiaca
    D.D.Singh, K.Saikrishnan, Prashant Kumar, Z.Dauter, K. Sekar, A.Surolia and M.Vijayan
    ACTA CRYST. (2004). D60, 2104-2106.   

  2. A redetermination of the structure of the triple mutant (K53,56,120M) of phospholipase A2 at 1.6 Å resolution using Sulfur-SAS at 1.54 Å wavelength
    K. Sekar, V.Rajakannan, D.Velmurugan, T.Yamane, R.Thirumurugan, M.Dauter and Z.Dauter
    ACTA CRYST. (2004). D60, 1586-1590.   

  3. X-ray analysis of Mycobacterium smegmatis Dps and a comparative study involving other Dps like molecules
    Siddhartha Roy, Surbhi Gupta, Satyabrata Das, K. Sekar, Dipankar Chatterji and M.Vijayan
    J. MOL. BIOL (2004). 339(5), 1103-1113.  

  4. BSDD: Biomolecules Segment Display Device - A web based interactive display tool
    P.Selvarani, V.Shanthi, C.K.Rajesh, S.Saravanan and K. Sekar.
    NUCL. ACIDS RES. (2004). 32, W645-W648.  

  5. A Fast Pattern Matching Algorithm
    S.S.Sheik, S.K.Agarwal, A.Poddar, N.Balakrishnan and K. Sekar.
    J. CHEM. INF. and COMP. SCIENCES (2004). 44(4), 1251-1256.   

  6. LySDB: Lysozyme Structural Database
    K.Samaya Mohan, Soma Das, C.Chockalingam, V.Shanthi and K. Sekar.
    ACTA CRYST. (2004). D60, 597-600.  

  7. THGS: A web-based database of Transmembrane Helices in Genome Sequences
    S.A.Fernando, P.Selvarani, Soma Das, Ch.Kiran Kumar, Sukanta Mondal, S.Ramakumar and K. Sekar.
    NUCL. ACIDS RES. (2004). 32, D125-D128.  

Year 2003
  1. Crystal and molecular structure of 2,6-bis(4-chlorophenyl)-3-phenylpiperidin-4-one
    G.Ompraba, M.Srinivasan, S.Perumal, K. Sekar, A.R.Choudhury, T.N.Guru Row and Z.A.Rafi.
    CRYST. RES. TECHNOL. (2003). 38(10), 918-921.

  2. Crystallization and preliminary X-ray diffraction analysis of Mycobacterium smegmatis Dps
    Siddhartha Roy, Surbhi Gupta, Satyabrata Das, K. Sekar, Dipankar Chatterji and M.Vijayan.
    ACTA CRYST. (2003). D59, 2254-2256.  

  3. Crystal structures of the free and Anisic acid bound triple mutant of phospholipase A2
    K. Sekar, S.V.Mala, M.Yogavel, D.Velmurugan, M.-J.Poi, B.S.V.Nath, T.V.Gowda, A.A.J.Prakash and M.-D.Tsai.
    J. MOL. BIOL (2003). 333(2), 367-376.  

  4. Side-chain conformation angles of aminoacids : Effect of temperature factor cut-off
    G.Ramya Bhargavi, S.S.Sheik, D.Velmurugan, and K. Sekar.
    J. STRUC. BIOL. (2003). 143, 181-184.  

  5. The crystal structure of 1,2,3,4,6-penta-O-benzoyl-α-D-mannopyranose: Observation of C-H...Π interaction as a surrogate to O-H..O interaction of a free sugar
    B.Muktha, O.Srinivas, M.R.Amkesh, T.N.Guru row, L. Jayaraman and K. Sekar.
    CARBOHYDRATE RES (2003). 338, 2005-2011.   

  6. Crystal and molecular structure of 2,6-bis(4-fluorobenzylidene) cyclohexanone
    G.Ompraba, Z.A.Rafi, M.Yogavel, D.Velmurugan, K. Sekar, E.Karthikeyan, S.Perumal, A.R.Choudhury, T.N.Guru Row.
    CRYST. RES. TECHNOL. (2003). 38(9), 822-828.

  7. Structural basis of the carbohydrate specificities of jacalin: An X-ray and modeling study
    A.Arockia Jeyaprakash, S.Katiyar, C.P.Swaminathan, K. Sekar, A.Surolia and M.Vijayan
    J. MOL. BIOL (2003). 332(1), 217-228.  

  8. C-halogen...Π interactions in proteins:A database Study
    Ishu Saraogi, V.G.Vijay, Soma Das, K. Sekar and T.N.Guru Row.
    CRYSTAL ENGINEERING (2003). 6, 69-77.

  9. Supramolecular structures of 2-cyano-3-dimethylamino-N-(4-methylphenyl)acrylamide and 2-cyano-3-dimethylamino-N-(2-methoxyphenyl)acrylamide
    M.Yogavel, P.G.Aravindan, D.Velmurugan, K. Sekar, S.Selvi, P.T.Perumal, S.Shanmuga Sundara Raj and H.-K.Fun.
    ACTA CRYST. (2003). C59, (0394-0396).  

  10. Structure of mycobacterium tuberculosis single-stranded DNA-binding protein. Variablility in quaternary structure and its implications
    K.Saikrishnan, J.Jeyakanthan, J.Venkatesh, N.Acharya, K. Sekar, U.Varshney and M.Vijayan.
    J. MOL. BIOL (2003). 331, 385-393.

  11. SEM (Symmetry Equivalent Molecules) - A web-based GUI to generate and visualize the macromolecules
    A.S.Z.Hussain, Ch.Kiran Kumar, C.K.Rajesh, S.S.Sheik and K. Sekar.
    NUCL. ACIDS RES. (2003). 31, 3356-3358.  

  12. SSEP: Secondary Structural Elements of Proteins
    V.Shanthi, P.Selvarani, Ch.Kiran Kumar, C.S.Mohire and K. Sekar.
    NUCL. ACIDS RES. (2003). 31(13), 3404-3405.  

  13. CAP: Conformation Angles Package - Displaying the conformation angles of side chains in proteins
    S.S.Sheik, P.Sundararajan, V.Shanthi and K. Sekar.
    BIOINFORMATICS (2003). 19(8), 1043-1044.  

  14. 3-Acetyl-2-hydroxy-2-methylchromene
    M.Yogavel, D.Velmurugan, K. Sekar, H.Schenk, J.Fraanje, R.Peschar, S.Srinivasan, P.R.Athappan and Z.A.Rafi.
    ACTA CRYST. (2003). E59, 0591-0593.

  15. 3-Benzoyl-2-hydroxy-2-methylchromene
    M.Yogavel, D.Velmurugan,K. Sekar, H.Schenk, J.Fraanje, R.Peschar, S.Srinivasan, P.R.Athappan and Z.A.Rafi.
    ACTA CRYST. (2003). E59, 0266-0268.

  16. 1,2-Bis[1-phenylsulfonyl-3-(phenylthio)indol-2-yl]ethene
    R.Sankaranarayanan, M.Yogavel, D.Velmurugan, K. Sekar, P.C.Srinivasan, S.S.S.Raj and H.-K.Fun.
    ACTA CRYST. (2003). E59, 099-0101.

  17. 8-Chloro-4-[1-(phenylsulfonyl)indol-3-yl]-3a,4,5,9b-tetrahydro-3H-cyclopenta[c]quinoline
    R.Sankaranarayanan, M.Yogavel, D.Velmurugan, K. Sekar, G.Babu, P.T.Perumal,
    S.Shanmuga Sundara Raj and H.-K.Fun.
    ACTA CRYST. (2003). E59, 049-051.

  18. WAP: Water Analysis Package - A web-based package to calculate geometrical parameters between water oxygen and protein atoms
    V.Shanthi, C.K.Rajesh, J.Jayalakshmi, V.G.Vijay and K. Sekar.
    J. APPL. CRYST (2003). 36, 167-168.

  19. CADB: Conformational Angles Database of proteins
    S.S.Sheik, P.Ananthalakshmi, G.Ramya Bhargavi and K. Sekar.
    NUCL. ACIDS RES. (2003). 31(1), 448-451.

Year 2002
  1. Observation of additional calcium ion in the crystal structure of the triple mutant of bovine pancreatic phospholipase A2
    V.Rajakannan, M.Yogavel, M.-J.Poi, A.A.Jeya prakash, J.Jeyakanthan, D.Velmurugan, M.-D. Tsai and K. Sekar.
    J. MOL. BIOL (2002). 324(4), 755-762.  

  2. Ramachandran plot on the web
    S.S.Sheik, P.Sundararajan, A.S.Z.Hussain and K. Sekar.
    BIOINFORMATICS (2002). 18, 1548-1549.  

  3. The crystal structure of the single-stranded DNA-binding protein from mycobacterium tuberculosis
    M.Vijayan, J.Jeyakanthan, J.Venkatesh, N.Acharya, K. Sekar, U.Varshney and K.Saikrishnan
    ACTA CRYST. (2002). A58, C275.

  4. Crystal structure of the jacalin - T-antigen complex and a comparative study of lectin - T-antigen complexes
    A.A.Jeyaprakash, P.G.Rani, G.B.Reddy, S.Banumathi, C.Betzel, K. Sekar, A.Surolia and M.Vijayan.
    J. MOL. BIOL (2002). 321, 637-645.  

  5. Crystal and molecular structure of an Acridinedione
    J.Jeyakanthan, M.Yogavel, T.Joseph Rajan, D.Velmurugan and K. Sekar.
    CRYST. RES. TECHNOL. (2002). 37(9), 1029-1037.

  6. PDB Goodies - a web-based GUI to manipulate the Protein Data Bank file
    A.S.Z.Hussain, V.Shanthi, S.S.Sheik, J.Jeyakanthan, P.Selvarani and K. Sekar.
    ACTA CRYST. (2002). D58, 1385-1386.   

  7. Crystal structures of Artocarpin, a Moraceae lectin with mannose specificity, and its complex with methyl-α-D-mannose: Implications to the generation of carbohydrate specificity
    J.V.Pratap, A.Arockia Jeyaprakash, P.Geetha Rani, K. Sekar, A.Surolia and M.Vijayan.
    J. MOL. BIOL (2002). 317, 237-247.  

  8. The Crystal Structure of 4-(2-Chlorobenzyl)-5-phenyl-1,2,4-triazole
    V.Rajakannan, L.Govindasamy, D.Velmurugan, K. Sekar, A.Senthilvelan, S.Shanmuga Sundara Raj and H-K.Fun.
    CRYST. RES. TECHNOL. (2002). 37(2-3), 301-308.

  9. Crystal Structure Analysis of 1',2',3',4'-tetrahydro-1,3-diphenyl-4-chlorospiro[2-pyrazoline-5,2-napthalen]1'one
    R.Krishna, D.Velmurugan, M.Shanmugasundaram, R.Raghunathan, K. Sekar, S.S.S.Raj and H-K.Fun.
    CRYST. RES. TECHNOL. (2002). 37(1), 135-141.

  10. Crystallization and preliminary X-ray studies of the single-stranded DNA-binding protein from Mycobacterium tuberculosis
    K.Saikrishnan, J.Jeyakanthan, J.Venkatesh, N.Acharya, K.Purnapatre, K. Sekar, U.Varshney and M.Vijayan.
    ACTA CRYST. (2002). D58, 327-329.  

Year 2001
  1. Tricoccin R6
    A.Abdul Ajees, K. Sekar, S.Parthasarathy, H.Schenk, B.Epe and A.Mondon.
    ACTA CRYST. (2001). E57, 0116-0117.

  2. Tricoccin R2 Erratum
    A.Abdul Ajees, K. Sekar, S.Parthasarathy, H.Schenk, B.Epe and A.Mondon.
    ACTA CRYST. (2001). C57, 499.

  3. 4-tert-Butyl-2,6-bis(piperidinomethyl)phenol
    A.Abdul Ajees, K. Sekar, M.Marappan and M.Kandaswamy.
    ACTA CRYST. (2001). E57, 0878-0880.

Year 2000
  1. Crystal and molecular structure of Desmodin
    A.Abdul Ajees, K. Sekar, S.Parthasarathy and K.Balakrishna.
    CRYST. RES. TECHNOL. (2000). 35(9), 1117-1123.

  2. Structural Basis of the Anionic Interface Preference and Kcat Activation of pancreatic phospholipase A2
    Bao-Zhu Yu, M.-J.Poi, U.A.Ramagopal, R.Jain, S.Ramakumar, Otto G.Berg, M.-D.Tsai, K. Sekar and M.K.Jain.
    BIOCHEMISTRY (2000). 39(40), 12312-12323.  

  3. Protein sequence search tool(PSST): A web-based interactive search engine
    S.Saravanan, A.Ajmal Khan and K. Sekar.
    CURR. SCIENCE (2000). 78(5), 550-552.

Year 1999
  1. Crystal Structure at 1.8 Å resolution and proposed amino acid sequence of a thermostable xylanase from Thermoascus aurantiacus
    R.Natesh, P.Bhanumoorthy, P.J.Vithayathil, K. Sekar, S.Ramakumar and M.A.Viswamitra.
    J. MOL. BIOL (1999). 288, 999-1012.  

  2. Structures of the catalytic site mutants D99A and H48Q and the calcium-loop mutant D49E of phospholipase A2
    K. Sekar, R.Biswas, Y.Li., M.-D.Tsai and M.Sundaralingam.
    ACTA CRYST. (1999). D55, 443-447.  

  3. High-resolution refinement of the orthorhombic bovine pancreatic phospholipase A2
    K. Sekar and M.Sundaralingam.
    ACTA CRYST. (1999). D55, 46-50.  

Year 1998
  1. A novel end-to-end binding of two netropsins to the DNA decamers d(CCCCCIIIII)2 , d(CCCBr5CCIIIII)2 and d(CBr5CCCCIIIII)2
    X.Chen, S.N.Mitra, S.T.Rao, K. Sekar and M.Sundaralingam.
    NUCL. ACIDS RES. (1998). 26(23), 5464-5471.  

  2. 1.72Å Resolution Refinement of the Trigonal form of bovine pancreatic phospholipase A2
    K. Sekar, C.Sekharudu, M.-D.Tsai and M.Sundaralingam.
    ACTA CRYST. (1998). D54, 342-346.  

  3. Structure of the complex of bovine pancreatic PLA2 with a Transition-State Analogue
    K. Sekar, A.Kumar, Xia-Liu, M.-Daw Tsai, M.H.Gelb and M.Sundaralingam.
    ACTA CRYST. (1998). D54, 334-341.  

Year 1997
  1. Crystal structure of the complex of bovine pancreatic Phospholipase A2 with the inhibitor 1-hexadecyl-3(trifluoroethyl)sn-glycero-2-phosphomethanol
    K. Sekar, S.Eswaramoorthy, M.K.Jain and M.Sundaralingam.
    BIOCHEMISTRY (1997). 36, 14186-14191.  

  2. Phospholipase A2 Engineering. Structural and functional roles of the highly conserved active site residue Aspartate-99
    K. Sekar, Bao-Zhu Yu, Joseph Rogers, John Lutton, Xiaohong Liu, M.-D.Tsai, M.K.Jain and M.Sundaralingam.
    BIOCHEMISTRY (1997). 36, 3104-3114.  

Year 1996
  1. Phospholipase A2 Engineering. Deletion of the C-terminus segment changes substrate specificity and uncouples calcium and substrate binding at the zwitterionic interface
    B.Huang, B.Z.Yu, J.Rogers, In.-J.L.Byeon, K. Sekar, X. Chen, M.Sundaralingam, M.K.Jain and M.-D.Tsai.
    BIOCHEMISTRY (1996). 35, 12164-12174.  

  2. A three fold symmetric β-prism fold without internal sequence homology in the two-chain Jacalin
    M.Vijayan, K. Sekar, R.Banerjee, S.K.Mahanta, A.Surolia and R.Sankaranarayanan.
    ACTA CRYST. (1996). A52, C-174.

  3. A novel mode of carbohydrate recognition in Jacalin, a Moraceae plant lectin with a β-prism fold
    R.Sankaranarayanan, K. Sekar, R.Banerjee, V.Sharma, A.Surolia and M.Vijayan.
    NATURE STRUC. BIOL. (1996). 3(7), 596-603.  

  4. Tricoccin R2
    K. Sekar, S.Parthasarathy, H.Schenk, B.Epe and A.Mondon.
    ACTA CRYST. (1996). C52, 92-94.

  5. Tricoccin S43
    K. Sekar, S.Parthasarathy, H.Schenk, A.Mondon and B.Epe.
    ACTA CRYST. (1996). C52, 110-112.

Year 1994
  1. Structure of Trijugin A
    K. Sekar, S.Parthasarathy and V.Mathuram.
    ACTA CRYST. (1994). C50, 460-462.

  2. STATCW and STATCN: FORTRAN programs for conducting statistical tests for centrosymmetry
    S.Parthasarathy, K. Sekar, M.N.Ponnuswamy, N.Elango and S.Karthikeyan.
    J. APPL. CRYST (1994). 27, 653-659.

Year 1993
  1. Structure of Zizyberannalic Acid
    K. Sekar, S.Parthasarathy, A.B.Kundu and B.R.Barik.
    ACTA CRYST. (1993). C49, 616-618.

  2. Crystal and Molecular Structure of 1-Methyl-3-ethyl-2,6-diphenyl-4- piperidone and a study of the geometry of the 4-piperidone ring
    K. Sekar and S.Parthasarathy.
    J. CRYST and SPEC. RES. (1993). 23(2), 101-105.

  3. Structure of 1,8-Dimethyl-4-oxo-1,2,2a,3,4,5-hexahydrocyclopenta[de]quinoline
    K. Sekar, S.Parthasarathy, K.J.Prabahar and V.T.Ramakrishnan.
    ACTA CRYST. (1993). C49, 97-99.

  4. Structure of 4-piperidone derivatives III. 1,3,3-Trimethyl-2, 6-diphenyl-4-piperidone and 2,6-Bis(p- chlorophenyl)-1,3,5-Trimethyl-4-piperidone
    K. Sekar, S.Parthasarathy and T.R.Radhakrishnan.
    ACTA CRYST. (1993). C49, 93-95.

  5. New techniques for the determination of the Scale and Overall isotropic temperature factors
    S.Parthasarathy and K. Sekar.
    ACTA CRYST. (1993). A49, 389-398.

  6. Statistical Characteristics of the Truncated Wilson Distributions
    S.Parthasarathy and K. Sekar.
    ACTA CRYST. (1993). A49, 162-170.

Year 1992
  1. Structure of Dimethyl Ceanothate
    K. Sekar, S.Parthasarathy, A.B.Kundu and B.R.Barik.
    ACTA CRYST. (1992). C48, 2251-2253.

  2. An algorithm for conducting hypotheses testing based on Neymann-Pearson Lemma. I. The case of continuous univariates
    S.Parthasarathy and K. Sekar.
    CURR. SCIENCE (1992). 63(11), 677-681.

Year 1991
  1. Theoretical Evaluation of the overall values of Booth type R-indices based on intensity variables
    S.Parthasarathy, N.Elango and K. Sekar.
    PRAMANA-J.PHYSICS (1991). 36(6), 581-588.

Year 1990
  1. STATC. A FORTRAN program for conducting statistical tests for centrosymmetry
    S.Parthasarathy, M.N.Ponnuswamy, N.Elango and K. Sekar.
    ACTA CRYST. (1990). A46, C-37.

  2. Some aspects regarding the measurability of Bijvoet differences in the heavy atom derivatives of proteins
    S.Parthasarathy, K. Sekar and D.Velmurugan.
    IND. J. PURE AND APPL. PHYSICS (1990). 28, 272-275.

  3. Structure of 4-piperidone derivatives. II. 2,6-Bis(p-methoxy phenyl)-3,5- dimethyl- 4-piperidone
    K. Sekar, S.Parthasarathy and T.R.Radhakrishnan.
    ACTA CRYST. (1990). C46, 1338-1340.

  4. Structure of 4-piperidone derivatives.I. 3-Methyl-2,6-diphenyl-4-piperidone
    K. Sekar, S.Parthasarathy and P.Rajalingam.
    ACTA CRYST. (1990). C46, 1153-1155.

Year 1987
  1. Measurability of Bijvoet differences in triclinic, monoclinic and orthorhombic crystals. II
    K. Sekar and S.Parthasarathy.
    ACTA CRYST. (1987). A43, 653-655.