Browsing by Author Biswal, Bichitra K

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Showing results 1 to 18 of 18
Issue DateTitleAuthor(s)
Nov-2020Crystal structure of the GDP-bound GTPase domain of Rab5a from Leishmania donovaniBiswal, Bichitra K; Pohl, Ehmke; Arora, Ashish; Zohib, Muhammad; Maheshwari, Diva; Pal, Ravi Kant; Freitag-Pohl, Stefanie
Aug-2021Designing novel anti-TB inhibitors by targeting imidazole glycerol phosphate dehydratase (HisB) from Mycobacterium tuberculosisKumar, Deepak; Biswal, Bichitra K
Apr-2021Dissecting the Mechanistic Properties of HisI (Rv1606) and the Dynamics of Histidine Biosynthesis Enzymes in in-vivo Infection of Mycobacterium tuberculosisAshraf, Anam; Biswal, Bichitra K
Jul-2021Fabrication and characterization of functionalized polymeric scaffold for bone tissue engineeringVerma, Juhi; Panda, Amulya K; Biswal, Bichitra K
Nov-2011HisB from Mycobacterium tuberculosis: cloning, overexpression in Mycobacterium smegmatis, purification, crystallization and preliminary X-ray crystallographic analysisBiswal, Bichitra K; Ahangar, Mohammad Syed; Khandokar, Yogesh; Nasir, Nazia; Vyas, Rajan
Aug-2021Improved immunogenicity of recombinant protein using biodegradable polymer particlesAhuja, Rahul; Biswal, Bichitra K; Panda, Amulya K
Aug-2021Improvement To The Cow Genome Annotation Through Integrated Transcriptomic And Proteomic AnalysisMd. Qudratullah; Biswal, Bichitra K; Panda, Amu
Sep-2012Mammalian zona pellucida glycoproteins: structure and function during fertilizationGupta, Satish Kumar; Bhandari, Beena; Shrestha, Abhinav; Biswal, Bichitra K; Palaniappan, Chetna; Malhotra, Sudha Saryu; Gupta, Neha
Jul-2021Molecular And Therapeutic Investigation Into Taurine Regulation Of Bone MassSingh, Parminder; Biswal, Bichitra K; Panda, Amulya K
Jan-2012Molecular cloning, overexpression, purification, crystallization and preliminary X-ray diffraction studies of histidinol phosphate aminotransferase (HisC2) from Mycobacterium tuberculosisBiswal, Bichitra K; Nasir, Nazia; Vyas, Rajan; Chugh, Chetna; Ahangar, Mohammad Syed
Mar-2021De novo histidine biosynthesis protects Mycobacterium tuberculosis from host IFN-γ mediated histidine starvationBiswal, Bichitra K; Dwivedy, Abhisek; Ashraf, Anam; Jha, Bhavya; Kumar, Deepak; Agarwal, Nisheeth
Jul-2014Overexpression, purification, crystallization and structure determination of AspB, a putative aspartate aminotransferase from Mycobacterium tuberculosisBiswal, Bichitra K; Saroj, Deepak Chandra; Singh, Khundrakpam Herojit; Anant, Avishek
Jul-2020Prediction of Small Molecule Inhibitors Targeting the Severe Acute Respiratory Syndrome Coronavirus-2 RNA-dependent RNA PolymeraseBiswal, Bichitra K; Jeyakanthan, Jeyaraman; Kar, Deepsikha; Tiwari, Satish; Ahmad, Mohammed; Dwivedy, Abhisek; Mariadasse, Richard
Apr-2013Sample preparation, crystallization and structure solution of HisC from Mycobacterium tuberculosisBiswal, Bichitra K; Nasir, Nazia; Vyas, Rajan
Jul-2019Structural insights into the substrate specificity of SP_0149, the substrate-binding protein of a methionine ABC transporter from Streptococcus pneumoniaeBiswal, Bichitra K; Jha, Bhavya; Vyas, Rajan; Bhushan, Jaya; Sehgal, Devinder
Jul-2019Structural insights into the substrate specificity of SP_0149, the substrate-binding protein of a methionine ABC transporter from Streptococcus pneumoniaeSehgal, Devinder; Biswal, Bichitra K; Jha, Bhavya; Vyas, Rajan; Bhushan, Jaya
Dec-2013Structures of native, substrate-bound and inhibited forms of Mycobacterium tuberculosis imidazoleglycerol-phosphate dehydrataseBiswal, Bichitra K; Ahangar, Mohammad Syed; Vyas, Rajan; Nasir, Nazia
Jul-2022The unintended crystallization of proteins which generally originate from the expression host instead of the target recombinant proteins is periodically reported. Despite the massive technological advances in the field, assigning a structural model to the corresponding diffraction data is not a trivial task. Here, the structure of acyl-carrier protein synthase (AcpS) from Mycobacterium smegmatis (msAcpS), which crystallized inadvertently in an experimental setup to grow crystals of a Mycobacterium tuberculosis protein using M. smegmatis as an expression system, is reported. After numerous unsuccessful attempts to solve the structure of the target protein by the molecular-replacement method no convincing solutions were obtained, indicating that the diffraction data may correspond to a crystal of an artifactual protein, which was finally identified by the Sequence-Independent Molecular replacement Based on Available Databases (SIMBAD) server. The msAcpS structure was solved at 2.27 Å resolution and structural analysis showed an overall conserved fold. msAcpS formed a trimeric structure similar to those of other reported structures of AcpS from various organisms; however, the residues involved in trimer formation are not strictly conserved. An unrelated metal ion (Ni2+), which was possibly incorporated during protein purification, was observed in the proximity of His49 and His116. Structural and sequence differences were observed in the loop connecting the α3 and α4 helices that is responsible for the open and closed conformations of the enzyme. Moreover, the structural analysis of msAcpS augments the current understanding of this enzyme, which plays a crucial role in the functional activation of acyl-carrier proteins in the fatty-acid biosynthesis pathway.Biswal, Bichitra K; Bhatia, Indu; Yadav, Savita