Faculty Details

Faculty Details

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Students/Projects Trainees

Name Joined As Mail Contact
Parapatla Hari Research Scholar harinr11@gmail.com ---
Y N S Harshita Research Scholar nagasai_harshita@yahoo.co.in ---
Aparna Nandavaram Research Scholar aparna.pcu@gmail.com ---
Annapoorni Lakshmansagar Research Scholar annapoornilakshmansagar@gmail.com ---
Ganeshwari Dhurve Research Scholar ganeshwaridhurve@gmail.com ---
Sandhya Behera Research Scholar sandhyabehera721@gmail.com ---
Jayaprakash Nayak Research Scholar jpnayakbdk96@gmail.com ---
Devyani Samantarrai Research Associate devyani66@gmail.com ---
Roja Rani Pallavali Senior Researcher p.rojarani.virology@gmail.com ---

Former Students/Projects Trainees

Name Joined As Working
B. Madan Mohan PhD Student Research Scientist, Ohio State University, USA
C. Suresh Kumar Research Scholar Professor, SKU, Anantapur
S. Sita Research Scholar Research Asst. Professor, Ohio State University, USA
B. Manavathi Research Scholar Professor, University of Hyderabad, Hyderabad
S. Khajamohiddin Research Scholar Professor, Uni. of Cape Town, South Africa
Suresh B. Pakala Research Scholar Associate Professor, IISER, Tirupati
R. Elisa Raju Research Scholar Staff Scientist, Invitrogen, Bangalore
G. Purushotham Research Scholar Post. Doc. Scientist, University of Texas, Tyler, USA
P. Aleem Basha Research Scholar Asst. Professor, Rayalaseema University, Kurnool
P. Emmanuel Vijay Paul Research Scholar Scientist, Aurabindo Pharma , Hyderabad
Toshi Sangbha Research Scholar Post. Doc. Scientist, IRRI, Philippines
Devi Prasanna Chekka Research Scholar Scientist, Biological E. Pvt Ltd. Hyd
Swetha Kamireddy Research Scholar Scientist/Manager, Biological E. Pvt Ltd., Hyderabad
Sunil Parthasarathy Research Scholar Scientist, Aurabindo Pharma , Hyderabad
Ashok K. Madikonda Research Scholar Post doctoral Scientist, Academia Sinica, Taiwan
Ramamurty Gudla Research Scholar Research Scientist, University of Hyderabad
63 Devyani Samantarrai, Yakkala Naga Sai Harshita and Dayananda Siddavattam (2020) , Analysis of indigenous plasmid sequences of A. baumannii DS002 reveal existence of lateral mobility and extensive genetic recombination among Acinetobacter plasmids. , J Genetics , ,,,.
62 Ashok Madikonda, Shaikh Akbarpasha, Sonali Khanra, Harshita Yakkala, Sailu Yellaboina, and Sue Lin-Chao and Siddavattam D (2020) , A prophage e14-encoded small RNA, co293, inhibits translation of transcription factors HcaR and FadR , FEBS J. , ,,,.
61 Devyani Samantarrai, Annapoorni Lakshman Sagar, Ramurthy Gudla and Dayananda Siddavattam (2020) , Ton-B dependent transporters in Sphingomonads :Unraveling their distribution and function in environmental adaptation , Microorganisms, ,,,.
60 Azam Sarwar, Sunil Parthasarathy, Chhaya Singh and Dayananda Siddavattam (2019) , Genome organization and adaptive potential of archetypal organophosphate degrading Sphingobium fuliginis ATCC 27551 , Genome Biology Evolution, ,,,.
59 Mehta J, Dhaka S, Paul AK, Siddavattam D, Deep A (2019) , Organophosphate hydrolase conjugated UiO 66-NH2 MOF based highly sensitive optical detection of methyl parathion , Environ Res, ,,,.
58 Purohit HJ, Siddavattam D and Phale P (2019) , Microbe-Assisted Biodegradation, Bioremediation and Metabolic Engineering , Proc Indian Natn Sci Acad , ,,,.
57 Yakkala H, Samantarrai, D Michael Gribskov M and Siddavattam D (2019) , Comparative Genomics reveal niche-specific unique genome expansion in Acinetobacter baumannii strains , PLoS ONE, ,,,.
56 Gudla R, Konduru GV, Nagarajaram HA, Sritharan M, and Siddavattam D (2019) , Organophosphate hydrolase is a part of novel Ton complex in Sphingobium fuliginis , FEBS Letters, ,,,.
55 Jyotsana Mehta, Sarita Dhaka, Neha Bhardwaj, A K Paul, Siddavattam Dayananda, Sung-Eun Lee, Ki-Hyun Kim, Akash Deep (2019) , Application of an enzyme encapsulated metal-organic framework composite for convenient sensing and degradation of methyl parathion. , Sensors and Actuators B. , ,,,.
54 Siddavattam D, Yekkala Y and Samantarrai D (2019) , Lateral Transfer of Organophosphate Degradation (opd) Genes among Soil Bacteria:Mode of Transfer and Contributions to Organismal Fitness. , J. Genetics, ,,,.
53 Parthasarathy S, Parapatla H, Siddavattam D (2017) , Topological analysis of the lipoprotein organophosphate hydrolase from Sphingopyxis wildii reveals a periplasmic localisation. , FEMS Microbiol Lett, ,,,.
52 Parthasarathy S, Gudla R and Siddavattam D (2017) , Evolution of Phosphotriesterases (PTEs): How Bacteria Can Acquire New Degradative Functions? , Proc Indian Natn Sci Acad , ,,,.
51 Parthasarathy S, Azam S, Lakshman Sagar A, Narasimha Rao V, Gudla R, Parapatla H, Yakkala H, Ghanta Vemuri S, Siddavattam D (2017) , Genome-Guided Insights Reveal Organophosphate-Degrading Brevundimonas diminuta as Sphingopyxis wildii and Define Its Versatile Metabolic Capabilities and Environmental Adaptations. , Genome Biol Evol, ,,,.
50 Sunil Parthasarathy, Hari Paripatla, Tracy Palmer and Siddavattam D (2016) , Organophosphate Hydrolase is a lipoprotein and interacts with Pi-specific transport system to facilitate growth of Brevudimonas diminuta using OP insecticide as source of phosphate. , J. Biol. Chem, ,,,.
49 Nandavaram A, Lakshman Sagar A, Madikonda AK, Siddavattam D. (2016) , Proteomics of Sphingobium indicum B90A for a deeper understanding of hexachlorocyclohexane (HCH) bioremediation. , Rev Environ Health, ,,,.
48 Deviprasanna Chakka, Ramurthy Gudla, Ashok Kumar Madikonda, Emmanuel Vijay Paul Pandeeti, Sunil Parthasarathy and Dayananda Siddavattam (2015) , The organophosphate degradation (opd) island borne esterase induced metabolic diversion in E. coli and its influence on p-nitrophenol degradation. , J Biol. Chem , ,,,.
47 Longkumer T, Parthasarathy S, Vemuri SG, Siddavattam D (2014) , OxyR-dependent expression of a novel glutathione S-transferase (Abgst01) gene in Acinetobacter baumannii DS002 and its role in biotransformation of organophosphate insecticides , Microbiology, ,,,.
46 Longkumer T, Kamireddy S, Muthyala VR, Akbarpasha S, Pitchika GK, Kodetham G, Ayaluru M, Siddavattam D (2013) , Acinetobacter phage genome is similar to Sphinx 2.36, the circular DNA copurified with TSE infected particles. , Sci Rep, ,,,.
45 Pandeeti EV, Longkumer T, Chakka D, Muthyala VR, Parthasarathy S, Madugundu AK, Ghanta S, Medipally SR, Pantula SC, Yekkala H, Siddavattam D (2013) , Multiple mechanisms contribute to lateral transfer of an organophosphate degradation (opd) island in Sphingobium fuliginis ATCC 27551. , G3: Genes Genomes and Genetics (Genetics Society of America: Bethesda)., ,,,.
44 Pinjari AB, Kamireddy S, Pandey JP and Siddavattam D (2013) , Expression and subcellular localization of Organophosphate Hydrolase (OPH) in acephate degrading Pseudomonas sp. strain Ind01 and its use in eliminating residues of organophosphate (OP) insecticides. , Let. Appl. Microbiol, ,,,.
43 Shaveena Thakura, Pardeep Kumarb, M. Venkateswar Reddyc, D. Siddavattamc, A.K. Paul (2013) , Enhancement in sensitivity of fluorescence based assay for organophosphatesdetection by silica coated silver nanoparticles using organophosphate hydrolase. , Sensors and Actuators B , ,,,.
42 Thakur S, Venkateswar Reddy M , Siddavattam D, Paul AK (2012) , A fluorescence based assay with pyranine labeled hexa-histidine tagged organophosphorus hydrolase (OPH) for determination of organophosphates , Sensors and Actuators B , ,,,.
41 Kumar SS, Kumar MS, Siddavattam D, Karegoudar TB (2012) , Generation of continuous packed bed reactor with PVA-alginate blend immobilized Ochrobactrum sp. DGVK1 cells for effective removal of N,N-dimethylformamide from industrial effluents. , J Hazard Mater, ,,,.
40 Pinjari AB, Novikov B, Yohannes H. Rezenom YH,Russell DH, Wales ME, and Siddavattam D (2012) , Pseudomonas jinjuensis initiates mineralization of acephate in environmental samples , PLoS One, ,,,.
39 Siddavattam D, Karegowdar TB, Mudde SKKumar N, Baddam R, Avasthi TS and Ahmed N (2011) , Genome of novel isolate of Paracoccus denitrificans capable of degrading N, N-dimethylformamide , J Bacteriol, ,,,.
38 Pandeeti EVP, Pitchika G, Jotshi J, Nilegaonkar SS, Kanekar PP and Siddavattam D (2011) , Enzymatic depilation of animal hide: Identification of elastase (LasB) from Pseudomonas aeruginosa MCM B-327 as a depilating protease , PLoS ONE , ,,,.
37 Pandeeti EVP, Chakka D, Pandey JP and Siddavattam D (2011) , Indigenous organophosphate-degrading (opd) plasmid pCMS1 of Brevundimonas diminuta is self-transmissible and plays a key role in horizontal mobility of the opd gene. , Plasmid, ,,,.
36 Parthasarathy S, Sastry PS and Siddavattam D (2011) , Transport of prefolded proteins in bacteria: An overview on Twin Arginine Transport (Tat) Pathway and its role in Pathogenesis. , Current Sci. , ,,,.
35 Pandeeti EVP and Siddavattam (2011) , Purification and characterization of catechol 1, 2 dioxygenase from Acinetobacter sp. DS002 and cloning, sequencing of partial catA gene. , Indian J Microbiol, ,,,.
34 Kanugula AKR, Repalle ER, Pandey JP, Sripad G, Mitra CK, Dubey DK and Siddavattam D (2010) , Immobilization of organophosphate hydrolase (OPH) on biocompatible gelatin pads and its use in removal of OP compounds and nerve agents. , Ind. J. Biochem. Biophys. , ,,,.
33 Pandeti EVP, Kamireddy S, Langekumer T, Parthasarathy S, Ashok Kumar and Siddavattam D (2010) , Bacterial Small RNAs (sRNAs) and Carbon Catabolite Repression. In Microbes in Environment and Sustainable Agriculture. , Ed. Tulasi S, Johri.MM, Springer International., ,,,.
32 Pinjari, AB, Parthasarathy S, Paul EVP, Chakka D, Langekumer T, Kamireddy S and Siddavattam D (2010) , Microbial metabolism of organophosphates: A journey from biodegradation to bioremediation. , Applied Microbiology and Microbial Biotechnology, ,,,.
31 Gorla P, Pandey JP, Parthasarathy S, Merrick M, Siddavattam D. (2009) , Organophosphate hydrolase in Brevundimonas diminuta is targeted to the periplasmic face of the inner membrane by the twin arginine translocation pathway. , J Bacteriol, ,,,.
30 Pandey JP, Gorla P, Manavathi B and Dayananda Siddavattam (2009) , mRNA secondary structure modulates the translation of organophosphate hydrolase (OPH) in E. coli. , Mol. Biol. Rep, ,,,.
29 Pandeeti EV, Chinnaboina MR, Siddavattam D (2009) , Benzoate-mediated changes on expression profile of soluble proteins in Serratia sp. DS001. , Lett Appl Microbiol., ,,,.
28 Khajamohiddin S, Repalle ER, Pinjari AB, Merrick M, Siddavattam D (2008) , Biodegradation of aromatic compounds: an overview of meta-fission product hydrolases. , Crit Rev Microbiol, ,,,.
27 Rasineni GK, Siddavattam D and Reddy AR (2008) , Free radical quenching activity and polyphenols in three species of Coleus , J Med. Plant Res. , ,,,.
26 Pakala SB, Gorla P, Pinjari AB, Krovidi RK, Baru R, Yanamandra M, Merrick M, Dayananda Siddavattam (2007) , Biodegradation of methyl parathion and p-nitrophenol: evidence for the presence of a p-nitrophenol 2-hydroxylase in a Gram-negative Serratia sp. strain DS001. , Appl. Microbiol. Biotechnol, ,,,.
25 Khajamohiddin S, Babu PS, Chakka D, Merrick M, Bhaduri A, Sowdhamini R, Dayananda Siddavattam . (2006) , A novel meta-cleavage product hydrolase from Flavobacterium sp. ATCC27551. , Biochem Biophys Res Commun, ,,,.
24 Dayananda Siddavattam, Elisa Raju Emmanuel V. Paul and Mike. Merrick (2006) , Overexpression of opd gene stimulates the synthesis of outer membrane porin OmpF in E. coli BL21. , Pest. Physiol. Biochem, ,,,.
23 Veerana Gouda, Paul EV, Purushotham Gorla, Dayananda Siddavattam and Karegoudar (2005) , Complete mineralisation of dimethylformamide by Ochrobactrum sp. DGVK1 isolated from the soil samples collected from the coalmine leftovers. , Appl. Microbiol. Biotechnol. , ,,,.
22 Manavathi B, Pakala SB, Purushotham G Merrick MJ and Siddavattam D (2005) , Regulation of plasmid encoded organophosphate (opd) degrading gene in Flavobacterium sp. , Pest. Biochem. Physiol., ,,,.
21 Kalari Satishkumar; Dayananda Siddavattam and Subramanyam Chivukula (2005) , Copper alone, but not oxidative stress, induces copper-metallothionein gene in Neurospora crassa , FEMS Microbiol. Lett. , ,,,.
20 Hussain Reddy K, Surendra Babu M, Suresh B. Pakala and Dayananda Siddavattam (2004) , Synthesis, Characterization and nuclease activity of copper (II), nickel (II), cobalt (II) and iron(II) complexes with oxime-thiosemicarbazones. , Ind. J. Chem. , ,,,.
19 Siddavattam D, Khaja Mohiddin S, Manavathi B, Suresh Babu P and Merrick MJ (2003) , Transposon-like organisation of the plasmid-borne organophosphate degradation (opd) gene cluster found in Flavobacterium sp. , Appl. Environ. Microbiol. , ,,,.
18 Somara S, Manavathi B, Tebbe CC and Siddavattam (2002) , Localization of identical organophosphorus pesticide degrading (opd) genes on genetically dissimilar indigenous plasmids of soil bacteria: PCR amplification, cloning and sequencing of the opd gene from Flavobacterium balustinum. , Ind. J. Exp. Biol. , ,,,.
17 Somara S, manavathi B, Tebbe CC and Siddavattam (2002) , Over-expression of parathion hydrolase of Flavobacterium balustinum as His-tagged protein in E. coli: Purification and characterization of His-tagged parathion hydrolase. , Ind. J. Biochem. Biophys. , ,,,.
16 Manavathi B, Pakala SB, Khaja Mohiddin S, Purushotham G and Siddavattam D (2002) , Genetic analysis of organophosphorus pesticide degradation (opd) in Flavobacterium sp. : organisation and regulation of expression of genes involved in degradation of op-pesticides. , In. proccedings of National symposium on developments in Microbial Biochemistry and its impact on Biotechnology, ,,,.
15 Manavati M, Somara S and Siddavattam D (1999) , Indigenous organophosphate pesticide degrading (opd) plasmid pBC9 of Flavobacterium balustinum: construction of plasmid library and detection of clone with opd gene. , Ind. J. Micro. Biol., ,,,.
14 Sita S and Siddavattam D (1995) , Plasmid mediated organophosphorus pesticide degradation by Flavobacterium balustinum. , Biochem Mol Biol Int , ,,,.
13 Siddavattam D, Hans-Dieter Steibl, Kreutzer R and Klingmüller W (1995) , Regulation of nif gene expression in Enterobacter agglomerans: Nucleotide sequence of nifLA operon and influence of temperature and ammonium on its transcription. , Mol Gen Genet , ,,,.
12 Siddavattam D, Nickles A, Herterich S, Steibl H-D, Kreutzer R and Klingmüller W (1995) , Site-specific mutagenesis in Enterobacter agglomerans: Construction of nifB mutants and analysis of the gene’s structure and function. , Mol Gen Genet , ,,,.
11 Steibl H-D, Siddavattam D and Klingmüller W (1995) , Molecular cloning of nif cluster and evidence for existence of similar nif clusters on dissimilar plasmids of Enterobacter strains. , Plasmid , ,,,.
10 Steibl H-D, Misch A, Steibl R, Siddavattam D, Deuerling E, Lechler A, Lewecke FM, Nickles A, Schwickerath O, Romanowski G and Klingmüller W (1994) , Nif plasmids of Enterobacter agglomerans strains. In: Kiss GB and Endre G (eds) Proceedings of the Ist European Nitrogen fixation conference , In: Kiss GB and Endre G (eds) Proceedings of the Ist European Nitrogen fixation conference. Officiana Press, Szeged, ,,,.
9 Siddavattam D, Singh M and Klingmüller W (1993) , Structure of nifQ gene from Enterobacter agglomerans and its over expression in Escherichia coli. , Mol Gen Genet, ,,,.
8 Steibl H-D, Siddavattam D and Klingmüller W (1992) , Similar nif cluster on dissimilar plasmids of Enterobacter strains. , In: Palacios R and Mora J (eds) New Horizons in Nitrogen Fixation. Kluwer Academic Publishers, Dordrecht, ,,,.
7 Steibl R, Steibl H-D, Siddavattam D and Klingmüller W (1992) , Identification of new nif gene nifI in the nif cluster of Enterobacter agglomerans 333. , In: Palacios R and Mora J (eds) New Horizons in Nitrogen Fixation . Kluwer Academic Publishers, Dordrecht, ,,,.
6 Kreutzer R, Siddavattam D and Klingmüller W (1991) , Cotranscription of the electrontransport genes nifJ and nifF in Enterobacter agglomerans , J Bacteriol , ,,,.
5 Kreutzer R, Steibl H-D, Siddavattam D, Dippe R, Halda L, Buck M and Klingmüller W (1991) , Genetic characterisation of nitrogen fixation in Enterobacter strains from the rhizosphere of cerials , In: Polsinelli M, Materassi R and Vinenzini M (eds) Nitrogen Fixation. Kluwer Academic Publishers, Dordrecht, Boston, London,, ,,,.
4 Siddavattam D, Steibl H-D and Klingmüller W (1990) , Cloning and sequencing of nifF from pEA9, a self transmissible nif plasmid of Enterobacter agglomerans , New trends in Genetics, Resch Verlag, Bonn , ,,,.
3 Siddavattam D and Nandakumar NV (1987) , Colorimetric enzymatic determination of methyl parathion and paraoxon. , Acta Chemica Turcica , ,,,.
2 Siddavattam D, Usharani A, Ramamurthi R and Nandakumar NV (1986) , Fenitrothion degradation in soil , Poll Res , ,,,.
1 Siddavattam D and Nandakumar NV (1985) , Colorimetric quantification of chicken egg albumin cholinesterase inhibition for estimation of fenitrothion and its oxygen anolog. , J Food Sci Tech , ,,,.
Patent No/Application No Patent Title Authors Applied Year Granting Year
Title Year Duration Amount(In Lakhs) PI/I
DBT-Centre for Microbial Informatics (DBT-CMI) 2021 5 17600 Prof. H.A.Nagarajaram (PI), Prof. Appa Rao Podile (Co-PI), Prof. Dayananda Siddavattam (Co-PI), Prof. Ch Venkataramana (Co-PI), Dr. Pankaj Singh (Co-PI), Dr. Vivek (Co-PI), Dr. Manjari Kiran (Co-PI)
Chemical and genomic approaches to investigate possible link between development of antimicrobial resistance (AMR) and pharma industry effluents. 2019 3 10000 Dayananda Siddavattam
Membrane associated organophosphate (OPH) hydrolase complex in sphingobium fuliginis: determination of inter subunit interactions and elucidation of its role in acquisition of phosphate or iron. 2017 3 5850 Dayananda Siddavattam
Comprehensive omics studies on a versatile Sphingomonad strain to establish theoretical basis for in situ bioremediation of recalcitrant environmental pollutants. 2017 2 5790 Dayananda Siddavattam
Role of non-coding small RNAs (sRNA) in regulation of carbon catabolic pathways In E. coli 2017 3 2760 Dayananda Siddavattam