Skip to content

Home Search Authors Pakistan News Saved

SciRah

SciRah does not host or store research papers. Results come live from free, official scholarly APIs, and every paper links back to its original source.

Data sources

OpenAlex
Semantic Scholar
Crossref
CORE
arXiv
PubMed

Privacy policy Terms of service

A. Pittard · SciRah

Researcher profile · Semantic Scholar

A. Pittard

Share profile

A. Pittard — researcher profile on SciRah

h-index: 29
Works: 85
Citations: 2,020

Most-cited papers

TyrR protein of Escherichia coli and its role as repressor and activator
A. Pittard, Barrie E. Davidson
1991Molecular Microbiology143 citations
Semantic Scholar
Reversible Topological Organization within a Polytopic Membrane Protein Is Governed by a Change in Membrane Phospholipid Composition*
Wei Zhang, M. Bogdanov, Jing Pi, A. Pittard +1 more
2003Journal of Biological Chemistry111 citations Open access
Semantic Scholar
Regulation of aromatic amino acid transport systems in Escherichia coli K-12
M. Whipp, A. Pittard
1977Journal of Bacteriology74 citations Open access
Semantic Scholar
Mutations affecting translational coupling between the rep genes of an IncB miniplasmid
J. Praszkier, Iain W. Wilson, A. Pittard
1992Journal of Bacteriology73 citations Open access
Semantic Scholar
Regulation of expression of the Escherichia coli K-12 mtr gene by TyrR protein and Trp repressor
Joseph P. Sarsero, Peter J. Wookey, A. Pittard
1991Journal of Bacteriology69 citations Open access
Semantic Scholar
A genetic analysis of various functions of the TyrR protein of Escherichia coli
Ji Yang, S. Ganesan, J. Sarsero, A. Pittard
1993Journal of Bacteriology67 citations Open access
Semantic Scholar
Mutational analysis of repression and activation of the tyrP gene in Escherichia coli
A. E. Andrews, B. Lawley, A. Pittard
1991Journal of Bacteriology67 citations Open access
Semantic Scholar
A new family of integral membrane proteins involved in transport of aromatic amino acids in Escherichia coli
Joseph P. Sarsero, Peter J. Wookey, P. Gollnick, C. Yanofsky +1 more
1991Journal of Bacteriology62 citations Open access
Semantic Scholar
Molecular analysis and characterization of a broad-host-range plasmid, pEP2
Ya-Mei Zhang, J. Praszkier, A. Hodgson, A. Pittard
1994Journal of Bacteriology56 citations Open access
Semantic Scholar
Regulation of aroL expression by TyrR protein and Trp repressor in Escherichia coli K-12
B. Lawley, A. Pittard
1994Journal of Bacteriology51 citations Open access
Semantic Scholar
Mutants of Escherichia coli Unable to Make Protein at 42 C
R. R. Russell, A. Pittard
1971Journal of Bacteriology51 citations Open access
Semantic Scholar
Cloning and analysis of the shiA gene, which encodes the shikimate transport system of escherichia coli K-12.
M. Whipp, H. Camakaris, A. Pittard
1998Gene48 citations
Semantic Scholar
A reassessment of the relationship between aroK- and aroL-encoded shikimate kinase enzymes of Escherichia coli
M. Whipp, A. Pittard
1995Journal of Bacteriology48 citations Open access
Semantic Scholar
Mechanism of binding of the antisense and target RNAs involved in the regulation of IncB plasmid replication
K. R. Siemering, J. Praszkier, A. Pittard
1994Journal of Bacteriology48 citations Open access
Semantic Scholar
The TyrR protein of Escherichia coli is a class I transcription activator
B. Lawley, N. Fujita, Akira Ishihama, A. Pittard
1995Journal of Bacteriology43 citations Open access
Semantic Scholar
Interaction between the antisense and target RNAs involved in the regulation of IncB plasmid replication
K. R. Siemering, J. Praszkier, A. Pittard
1993Journal of Bacteriology43 citations Open access
Semantic Scholar
Importance of the position of TYR R boxes for repression and activation of the tyrP and aroF genes in Escherichia coli
A. E. Andrews, B. Dickson, B. Lawley, C. Cobbett +1 more
1991Journal of Bacteriology41 citations Open access
Semantic Scholar
Cloning and sequencing of the pheP gene, which encodes the phenylalanine-specific transport system of Escherichia coli
Jing Pi, Peter J. Wookey, A. Pittard
1991Journal of Bacteriology40 citations Open access
Semantic Scholar
Mutations affecting pseudoknot control of the replication of B group plasmids
Iain W. Wilson, J. Praszkier, A. Pittard
1993Journal of Bacteriology39 citations Open access
Semantic Scholar
The replication of an IncL/M plasmid is subject to antisense control
V. Athanasopoulos, J. Praszkier, A. Pittard
1995Journal of Bacteriology37 citations Open access
Semantic Scholar
Membrane topology analysis of Escherichia coli K-12 Mtr permease by alkaline phosphatase and beta-galactosidase fusions
Joseph P. Sarsero, A. Pittard
1995Journal of Bacteriology36 citations Open access
Semantic Scholar
Analysis of Elements Involved in Pseudoknot-Dependent Expression and Regulation of the repA Gene of an IncL/M Plasmid
V. Athanasopoulos, J. Praszkier, A. Pittard
1999Journal of Bacteriology35 citations Open access
Semantic Scholar
Analysis of an Escherichia coli mutant TyrR protein with impaired capacity for tyrosine‐mediated repression, but still able to activate atσ70 promoters
T. Kwok, Ji Yang, A. Pittard, T. J. Wilson +1 more
1995Molecular Microbiology35 citations
Semantic Scholar
A topological model for the general aromatic amino acid permease, AroP, of Escherichia coli
Angela J. Cosgriff, A. Pittard
1997Journal of Bacteriology34 citations Open access
Semantic Scholar
Isolation and characterization of an Escherichia coli K-12 mutant defective in tyrosine- and phenylalanine-specific transport systems
M. Whipp, D. M. Halsall, A. Pittard
1980Journal of Bacteriology34 citations Open access
Semantic Scholar
Demonstration that the TyrR Protein and RNA Polymerase Complex Formed at the Divergent P3 Promoter Inhibits Binding of RNA Polymerase to the Major Promoter, P1, of the aroP Gene ofEscherichia coli
Pei-Xiang Wang, Ji Yang, A. Ishihama, A. Pittard
1998Journal of Bacteriology33 citations Open access
Semantic Scholar
folA, a New Member of the TyrR Regulon in Escherichia coli K-12
Ji Yang, Yoshito Ogawa, H. Camakaris, T. Shimada +2 more
2007Journal of Bacteriology32 citations Open access
Semantic Scholar
Molecular analysis of RNAI control of repB translation in IncB plasmids
Iain W. Wilson, J. Praszkier, A. Pittard
1994Journal of Bacteriology31 citations Open access
Semantic Scholar
Molecular analysis of the TyrR protein-mediated activation of mtr gene expression in Escherichia coli K-12
Joseph P. Sarsero, A. Pittard
1991Journal of Bacteriology31 citations Open access
Semantic Scholar
A Study of AroP-PheP Chimeric Proteins and Identification of a Residue Involved in Tryptophan Transport
A. J. Cosgriff, Geoffrey Brasier, Jing Pi, C. Dogovski +2 more
2000Journal of Bacteriology27 citations Open access
Semantic Scholar
Further genetic analysis of the activation function of the TyrR regulatory protein of Escherichia coli
Ji Yang, H. Camakaris, A. Pittard
1996Journal of Bacteriology27 citations Open access
Semantic Scholar
Phenolic compounds accumulated by washed cell suspensions of a tryptophan auxotroph of Aerobacter aerogenes.
A. Pittard, F. Gibson, C. H. Doy
1961Biochimica et Biophysica Acta26 citations
Semantic Scholar
Control of replication in I-complex plasmids.
J. Praszkier, A. Pittard
2005Plasmid24 citations
Semantic Scholar
Topology of the phenylalanine-specific permease of Escherichia coli
Jing Pi, A. Pittard
1996Journal of Bacteriology24 citations Open access
Semantic Scholar
Critical base pairs and amino acid residues for protein-DNA interaction between the TyrR protein and tyrP operator of Escherichia coli
Jung Shan Hwang, Ji Yang, A. Pittard
1997Journal of Bacteriology22 citations Open access
Semantic Scholar
A possible relationship between the formation of o-dihydric phenols and tryptophan biosynthesis byAerobacter aerogenes
A. Pittard, F. Gibson, C. H. Doy
196222 citations
Semantic Scholar
DNA sequence of the gene (tyrP) encoding the tyrosine-specific transport system of Escherichia coli
Peter J. Wookey, A. Pittard
1988Journal of Bacteriology21 citations Open access
Semantic Scholar
Amino acid residues in the alpha-subunit C-terminal domain of Escherichia coli RNA polymerase involved in activation of transcription from the mtr promoter
Ji Yang, Katsuhiko S. Murakami, H. Camakaris, N. Fujita +2 more
1997Journal of Bacteriology19 citations Open access
Semantic Scholar
Promoters and transcripts associated with the aroP gene of Escherichia coli
Peixiang Wang, Ji Yang, A. Pittard
1997Journal of Bacteriology19 citations Open access
Semantic Scholar
In vitro transcriptional analysis of TyrR-mediated activation of the mtr and tyrP+3 promoters of Escherichia coli
Ji Yang, H. Camakaris, A. Pittard
1996Journal of Bacteriology18 citations Open access
Semantic Scholar
Functional Consequences of Changing Proline Residues in the Phenylalanine-Specific Permease ofEscherichia coli
Jing Pi, Con Dogovski, A. Pittard
1998Journal of Bacteriology17 citations Open access
Semantic Scholar
Site-directed mutagenesis reveals the importance of conserved charged residues for the transport activity of the PheP permease of Escherichia coli
Jing Pi, Peter J. Wookey, A. Pittard
1993Journal of Bacteriology17 citations Open access
Semantic Scholar
Characterization of the major promoter for the plasmid-encoded sucrose genes scrY, scrA, and scrB
P. J. Cowan, H. Nagesha, L. Leonard, Jane L. Howard +1 more
1991Journal of Bacteriology17 citations Open access
Semantic Scholar
Importance of structural differences between complementary RNA molecules to control of replication of an IncB plasmid
Iain W. Wilson, K. R. Siemering, J. Praszkier, A. Pittard
1997Journal of Bacteriology16 citations Open access
Semantic Scholar
Mutations in the tyrR gene of Escherichia coli which affect TyrR-mediated activation but not TyrR-mediated repression
Ji Yang, H. Camakaris, A. Pittard
1993Journal of Bacteriology16 citations Open access
Semantic Scholar
Role of RepA and DnaA Proteins in the Opening of the Origin of DNA Replication of an IncB Plasmid
T. Betteridge, Ji Yang, A. Pittard, J. Praszkier
2004Journal of Bacteriology15 citations Open access
Semantic Scholar
Role of CIS in Replication of an IncB Plasmid
J. Praszkier, A. Pittard
1999Journal of Bacteriology14 citations Open access
Semantic Scholar
Mechanism of Repression of the aroP P2 Promoter by the TyrR Protein of Escherichia coli
Ji Yang, Pei-Xiang Wang, A. Pittard
1999Journal of Bacteriology14 citations Open access
Semantic Scholar
New Suppressor in Escherichia coli
R. R. Russell, A. Pittard
197114 citations Open access
Semantic Scholar
Study of Second-Site Suppression in the pheP Gene for the Phenylalanine Transporter of Escherichia coli
Jing Pi, H. Chow, A. Pittard
2002Journal of Bacteriology13 citations Open access
Semantic Scholar

Frequent co-authors

Invite them to SciRah by sharing their profile.

J. Praszkier×12
Invite
J. Praszkier — researcher profile on SciRah
Ji Yang×8
Invite
Ji Yang — researcher profile on SciRah
Jing Pi×7
Invite
Jing Pi — researcher profile on SciRah
H. Camakaris×6
Invite
H. Camakaris — researcher profile on SciRah

Peter J. Wookey

×5

Invite

Peter J. Wookey — researcher profile on SciRah

Invite

M. Whipp — researcher profile on SciRah

Iain W. Wilson×4

Invite

Iain W. Wilson — researcher profile on SciRah

Joseph P. Sarsero×4

Invite

B. Lawley — researcher profile on SciRah

Invite

Ji Yang — researcher profile on SciRah

K. R. Siemering×3

Barrie E. Davidson×2

Invite

Barrie E. Davidson — researcher profile on SciRah